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Diffstat (limited to 'drivers/scsi/FlashPoint.c')
| -rw-r--r-- | drivers/scsi/FlashPoint.c | 12159 |
1 files changed, 12159 insertions, 0 deletions
diff --git a/drivers/scsi/FlashPoint.c b/drivers/scsi/FlashPoint.c new file mode 100644 index 0000000..56a695c --- /dev/null +++ b/drivers/scsi/FlashPoint.c @@ -0,0 +1,12159 @@ +/* + + FlashPoint.c -- FlashPoint SCCB Manager for Linux + + This file contains the FlashPoint SCCB Manager from BusLogic's FlashPoint + Driver Developer's Kit, with minor modifications by Leonard N. Zubkoff for + Linux compatibility. It was provided by BusLogic in the form of 16 separate + source files, which would have unnecessarily cluttered the scsi directory, so + the individual files have been combined into this single file. + + Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + + This file is available under both the GNU General Public License + and a BSD-style copyright; see LICENSE.FlashPoint for details. + +*/ + + +#include <linux/config.h> + + +#ifndef CONFIG_SCSI_OMIT_FLASHPOINT + + +#define UNIX +#define FW_TYPE _SCCB_MGR_ +#define MAX_CARDS 8 +#undef BUSTYPE_PCI + + +#define OS_InPortByte(port) inb(port) +#define OS_InPortWord(port) inw(port) +#define OS_InPortLong(port) inl(port) +#define OS_OutPortByte(port, value) outb(value, port) +#define OS_OutPortWord(port, value) outw(value, port) +#define OS_OutPortLong(port, value) outl(value, port) +#define OS_Lock(x) +#define OS_UnLock(x) + + +/* + Define name replacements for compatibility with the Linux BusLogic Driver. +*/ + +#define SccbMgr_sense_adapter FlashPoint_ProbeHostAdapter +#define SccbMgr_config_adapter FlashPoint_HardwareResetHostAdapter +#define SccbMgr_unload_card FlashPoint_ReleaseHostAdapter +#define SccbMgr_start_sccb FlashPoint_StartCCB +#define SccbMgr_abort_sccb FlashPoint_AbortCCB +#define SccbMgr_my_int FlashPoint_InterruptPending +#define SccbMgr_isr FlashPoint_HandleInterrupt + + +/* + Define name replacements to avoid kernel namespace pollution. +*/ + +#define BL_Card FPT_BL_Card +#define BusMasterInit FPT_BusMasterInit +#define CalcCrc16 FPT_CalcCrc16 +#define CalcLrc FPT_CalcLrc +#define ChkIfChipInitialized FPT_ChkIfChipInitialized +#define DiagBusMaster FPT_DiagBusMaster +#define DiagEEPROM FPT_DiagEEPROM +#define DiagXbow FPT_DiagXbow +#define GetTarLun FPT_GetTarLun +#define RNVRamData FPT_RNVRamData +#define RdStack FPT_RdStack +#define SccbMgrTableInitAll FPT_SccbMgrTableInitAll +#define SccbMgrTableInitCard FPT_SccbMgrTableInitCard +#define SccbMgrTableInitTarget FPT_SccbMgrTableInitTarget +#define SccbMgr_bad_isr FPT_SccbMgr_bad_isr +#define SccbMgr_scsi_reset FPT_SccbMgr_scsi_reset +#define SccbMgr_timer_expired FPT_SccbMgr_timer_expired +#define SendMsg FPT_SendMsg +#define Wait FPT_Wait +#define Wait1Second FPT_Wait1Second +#define WrStack FPT_WrStack +#define XbowInit FPT_XbowInit +#define autoCmdCmplt FPT_autoCmdCmplt +#define autoLoadDefaultMap FPT_autoLoadDefaultMap +#define busMstrDataXferStart FPT_busMstrDataXferStart +#define busMstrSGDataXferStart FPT_busMstrSGDataXferStart +#define busMstrTimeOut FPT_busMstrTimeOut +#define dataXferProcessor FPT_dataXferProcessor +#define default_intena FPT_default_intena +#define hostDataXferAbort FPT_hostDataXferAbort +#define hostDataXferRestart FPT_hostDataXferRestart +#define inisci FPT_inisci +#define mbCards FPT_mbCards +#define nvRamInfo FPT_nvRamInfo +#define phaseBusFree FPT_phaseBusFree +#define phaseChkFifo FPT_phaseChkFifo +#define phaseCommand FPT_phaseCommand +#define phaseDataIn FPT_phaseDataIn +#define phaseDataOut FPT_phaseDataOut +#define phaseDecode FPT_phaseDecode +#define phaseIllegal FPT_phaseIllegal +#define phaseMsgIn FPT_phaseMsgIn +#define phaseMsgOut FPT_phaseMsgOut +#define phaseStatus FPT_phaseStatus +#define queueAddSccb FPT_queueAddSccb +#define queueCmdComplete FPT_queueCmdComplete +#define queueDisconnect FPT_queueDisconnect +#define queueFindSccb FPT_queueFindSccb +#define queueFlushSccb FPT_queueFlushSccb +#define queueFlushTargSccb FPT_queueFlushTargSccb +#define queueSearchSelect FPT_queueSearchSelect +#define queueSelectFail FPT_queueSelectFail +#define s_PhaseTbl FPT_s_PhaseTbl +#define scamHAString FPT_scamHAString +#define scamInfo FPT_scamInfo +#define scarb FPT_scarb +#define scasid FPT_scasid +#define scbusf FPT_scbusf +#define sccbMgrTbl FPT_sccbMgrTbl +#define schkdd FPT_schkdd +#define scini FPT_scini +#define sciso FPT_sciso +#define scmachid FPT_scmachid +#define scsavdi FPT_scsavdi +#define scsel FPT_scsel +#define scsell FPT_scsell +#define scsendi FPT_scsendi +#define scvalq FPT_scvalq +#define scwirod FPT_scwirod +#define scwiros FPT_scwiros +#define scwtsel FPT_scwtsel +#define scxferc FPT_scxferc +#define sdecm FPT_sdecm +#define sfm FPT_sfm +#define shandem FPT_shandem +#define sinits FPT_sinits +#define sisyncn FPT_sisyncn +#define sisyncr FPT_sisyncr +#define siwidn FPT_siwidn +#define siwidr FPT_siwidr +#define sres FPT_sres +#define sresb FPT_sresb +#define ssel FPT_ssel +#define ssenss FPT_ssenss +#define sssyncv FPT_sssyncv +#define stsyncn FPT_stsyncn +#define stwidn FPT_stwidn +#define sxfrp FPT_sxfrp +#define utilEERead FPT_utilEERead +#define utilEEReadOrg FPT_utilEEReadOrg +#define utilEESendCmdAddr FPT_utilEESendCmdAddr +#define utilEEWrite FPT_utilEEWrite +#define utilEEWriteOnOff FPT_utilEEWriteOnOff +#define utilUpdateResidual FPT_utilUpdateResidual + + +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: globals.h $ + * + * Description: Common shared global defines. + * + * $Date: 1996/09/04 01:26:13 $ + * + * $Revision: 1.11 $ + * + *----------------------------------------------------------------------*/ +#ifndef __GLOBALS_H__ +#define __GLOBALS_H__ + +#define _UCB_MGR_ 1 +#define _SCCB_MGR_ 2 + +/*#include <osflags.h>*/ + +#define MAX_CDBLEN 12 + +#define SCAM_LEV_2 1 + +#define CRCMASK 0xA001 + +/* In your osflags.h file, please ENSURE that only ONE OS FLAG + is on at a time !!! Also, please make sure you turn set the + variable FW_TYPE to either _UCB_MGR_ or _SCCB_MGR_ !!! */ + +#if defined(DOS) || defined(WIN95_16) || defined(OS2) || defined(OTHER_16) + #define COMPILER_16_BIT 1 +#elif defined(NETWARE) || defined(NT) || defined(WIN95_32) || defined(UNIX) || defined(OTHER_32) || defined(SOLARIS_REAL_MODE) + #define COMPILER_32_BIT 1 +#endif + + +#define BL_VENDOR_ID 0x104B +#define FP_DEVICE_ID 0x8130 +#define MM_DEVICE_ID 0x1040 + + +#ifndef FALSE +#define FALSE 0 +#endif +#ifndef TRUE +#define TRUE (!(FALSE)) +#endif + +#ifndef NULL +#define NULL 0 +#endif + +#define FAILURE 0xFFFFFFFFL + + +typedef unsigned char UCHAR; +typedef unsigned short USHORT; +typedef unsigned int UINT; +typedef unsigned long ULONG; +typedef unsigned char * PUCHAR; +typedef unsigned short* PUSHORT; +typedef unsigned long * PULONG; +typedef void * PVOID; + + +#if defined(COMPILER_16_BIT) +typedef unsigned char far * uchar_ptr; +typedef unsigned short far * ushort_ptr; +typedef unsigned long far * ulong_ptr; +#endif /* 16_BIT_COMPILER */ + +#if defined(COMPILER_32_BIT) +typedef unsigned char * uchar_ptr; +typedef unsigned short * ushort_ptr; +typedef unsigned long * ulong_ptr; +#endif /* 32_BIT_COMPILER */ + + +/* NEW TYPE DEFINITIONS (shared with Mylex North) + +** Use following type defines to avoid confusion in 16 and 32-bit +** environments. Avoid using 'int' as it denotes 16 bits in 16-bit +** environment and 32 in 32-bit environments. + +*/ + +#define s08bits char +#define s16bits short +#define s32bits long + +#define u08bits unsigned s08bits +#define u16bits unsigned s16bits +#define u32bits unsigned s32bits + +#if defined(COMPILER_16_BIT) + +typedef u08bits far * pu08bits; +typedef u16bits far * pu16bits; +typedef u32bits far * pu32bits; + +#endif /* COMPILER_16_BIT */ + +#if defined(COMPILER_32_BIT) + +typedef u08bits * pu08bits; +typedef u16bits * pu16bits; +typedef u32bits * pu32bits; + +#endif /* COMPILER_32_BIT */ + + +#define BIT(x) ((UCHAR)(1<<(x))) /* single-bit mask in bit position x */ +#define BITW(x) ((USHORT)(1<<(x))) /* single-bit mask in bit position x */ + + + +#if defined(DOS) +/*#include <dos.h>*/ + #undef inportb /* undefine for Borland Lib */ + #undef inport /* they may have define I/O function in LIB */ + #undef outportb + #undef outport + + #define OS_InPortByte(ioport) inportb(ioport) + #define OS_InPortWord(ioport) inport(ioport) + #define OS_InPortLong(ioport) inportq(ioport, val) + #define OS_OutPortByte(ioport, val) outportb(ioport, val) + #define OS_OutPortWord(ioport, val) outport(ioport, val) + #define OS_OutPortLong(ioport) outportq(ioport, val) +#endif /* DOS */ + +#if defined(NETWARE) || defined(OTHER_32) || defined(OTHER_16) + extern u08bits OS_InPortByte(u32bits ioport); + extern u16bits OS_InPortWord(u32bits ioport); + extern u32bits OS_InPortLong(u32bits ioport); + + extern OS_InPortByteBuffer(u32bits ioport, pu08bits buffer, u32bits count); + extern OS_InPortWordBuffer(u32bits ioport, pu16bits buffer, u32bits count); + extern OS_OutPortByte(u32bits ioport, u08bits val); + extern OS_OutPortWord(u32bits ioport, u16bits val); + extern OS_OutPortLong(u32bits ioport, u32bits val); + extern OS_OutPortByteBuffer(u32bits ioport, pu08bits buffer, u32bits count); + extern OS_OutPortWordBuffer(u32bits ioport, pu16bits buffer, u32bits count); +#endif /* NETWARE || OTHER_32 || OTHER_16 */ + +#if defined (NT) || defined(WIN95_32) || defined(WIN95_16) + #if defined(NT) + + extern __declspec(dllimport) u08bits ScsiPortReadPortUchar(pu08bits ioport); + extern __declspec(dllimport) u16bits ScsiPortReadPortUshort(pu16bits ioport); + extern __declspec(dllimport) u32bits ScsiPortReadPortUlong(pu32bits ioport); + extern __declspec(dllimport) void ScsiPortWritePortUchar(pu08bits ioport, u08bits val); + extern __declspec(dllimport) void ScsiPortWritePortUshort(pu16bits port, u16bits val); + extern __declspec(dllimport) void ScsiPortWritePortUlong(pu32bits port, u32bits val); + + #else + + extern u08bits ScsiPortReadPortUchar(pu08bits ioport); + extern u16bits ScsiPortReadPortUshort(pu16bits ioport); + extern u32bits ScsiPortReadPortUlong(pu32bits ioport); + extern void ScsiPortWritePortUchar(pu08bits ioport, u08bits val); + extern void ScsiPortWritePortUshort(pu16bits port, u16bits val); + extern void ScsiPortWritePortUlong(pu32bits port, u32bits val); + #endif + + + #define OS_InPortByte(ioport) ScsiPortReadPortUchar((pu08bits) ioport) + #define OS_InPortWord(ioport) ScsiPortReadPortUshort((pu16bits) ioport) + #define OS_InPortLong(ioport) ScsiPortReadPortUlong((pu32bits) ioport) + + #define OS_OutPortByte(ioport, val) ScsiPortWritePortUchar((pu08bits) ioport, (u08bits) val) + #define OS_OutPortWord(ioport, val) ScsiPortWritePortUshort((pu16bits) ioport, (u16bits) val) + #define OS_OutPortLong(ioport, val) ScsiPortWritePortUlong((pu32bits) ioport, (u32bits) val) + #define OS_OutPortByteBuffer(ioport, buffer, count) \ + ScsiPortWritePortBufferUchar((pu08bits)&port, (pu08bits) buffer, (u32bits) count) + #define OS_OutPortWordBuffer(ioport, buffer, count) \ + ScsiPortWritePortBufferUshort((pu16bits)&port, (pu16bits) buffer, (u32bits) count) + + #define OS_Lock(x) + #define OS_UnLock(x) +#endif /* NT || WIN95_32 || WIN95_16 */ + +#if defined (UNIX) && !defined(OS_InPortByte) + #define OS_InPortByte(ioport) inb((u16bits)ioport) + #define OS_InPortWord(ioport) inw((u16bits)ioport) + #define OS_InPortLong(ioport) inl((u16bits)ioport) + #define OS_OutPortByte(ioport,val) outb((u16bits)ioport, (u08bits)val) + #define OS_OutPortWord(ioport,val) outw((u16bits)ioport, (u16bits)val) + #define OS_OutPortLong(ioport,val) outl((u16bits)ioport, (u32bits)val) + + #define OS_Lock(x) + #define OS_UnLock(x) +#endif /* UNIX */ + + +#if defined(OS2) + extern u08bits inb(u32bits ioport); + extern u16bits inw(u32bits ioport); + extern void outb(u32bits ioport, u08bits val); + extern void outw(u32bits ioport, u16bits val); + + #define OS_InPortByte(ioport) inb(ioport) + #define OS_InPortWord(ioport) inw(ioport) + #define OS_OutPortByte(ioport, val) outb(ioport, val) + #define OS_OutPortWord(ioport, val) outw(ioport, val) + extern u32bits OS_InPortLong(u32bits ioport); + extern void OS_OutPortLong(u32bits ioport, u32bits val); + + #define OS_Lock(x) + #define OS_UnLock(x) +#endif /* OS2 */ + +#if defined(SOLARIS_REAL_MODE) + +extern unsigned char inb(unsigned long ioport); +extern unsigned short inw(unsigned long ioport); + +#define OS_InPortByte(ioport) inb(ioport) +#define OS_InPortWord(ioport) inw(ioport) + +extern void OS_OutPortByte(unsigned long ioport, unsigned char val); +extern void OS_OutPortWord(unsigned long ioport, unsigned short val); +extern unsigned long OS_InPortLong(unsigned long ioport); +extern void OS_OutPortLong(unsigned long ioport, unsigned long val); + +#define OS_Lock(x) +#define OS_UnLock(x) + +#endif /* SOLARIS_REAL_MODE */ + +#endif /* __GLOBALS_H__ */ + +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: sccbmgr.h $ + * + * Description: Common shared SCCB Interface defines and SCCB + * Manager specifics defines. + * + * $Date: 1996/10/24 23:09:33 $ + * + * $Revision: 1.14 $ + * + *----------------------------------------------------------------------*/ + +#ifndef __SCCB_H__ +#define __SCCB_H__ + +/*#include <osflags.h>*/ +/*#include <globals.h>*/ + +#if defined(BUGBUG) +#define debug_size 32 +#endif + +#if defined(DOS) + + typedef struct _SCCB near *PSCCB; + #if (FW_TYPE == _SCCB_MGR_) + typedef void (*CALL_BK_FN)(PSCCB); + #endif + +#elif defined(OS2) + + typedef struct _SCCB far *PSCCB; + #if (FW_TYPE == _SCCB_MGR_) + typedef void (far *CALL_BK_FN)(PSCCB); + #endif + +#else + + typedef struct _SCCB *PSCCB; + #if (FW_TYPE == _SCCB_MGR_) + typedef void (*CALL_BK_FN)(PSCCB); + #endif + +#endif + + +typedef struct SCCBMgr_info { + ULONG si_baseaddr; + UCHAR si_present; + UCHAR si_intvect; + UCHAR si_id; + UCHAR si_lun; + USHORT si_fw_revision; + USHORT si_per_targ_init_sync; + USHORT si_per_targ_fast_nego; + USHORT si_per_targ_ultra_nego; + USHORT si_per_targ_no_disc; + USHORT si_per_targ_wide_nego; + USHORT si_flags; + UCHAR si_card_family; + UCHAR si_bustype; + UCHAR si_card_model[3]; + UCHAR si_relative_cardnum; + UCHAR si_reserved[4]; + ULONG si_OS_reserved; + UCHAR si_XlatInfo[4]; + ULONG si_reserved2[5]; + ULONG si_secondary_range; +} SCCBMGR_INFO; + +#if defined(DOS) + typedef SCCBMGR_INFO * PSCCBMGR_INFO; +#else + #if defined (COMPILER_16_BIT) + typedef SCCBMGR_INFO far * PSCCBMGR_INFO; + #else + typedef SCCBMGR_INFO * PSCCBMGR_INFO; + #endif +#endif // defined(DOS) + + + + +#if (FW_TYPE==_SCCB_MGR_) + #define SCSI_PARITY_ENA 0x0001 + #define LOW_BYTE_TERM 0x0010 + #define HIGH_BYTE_TERM 0x0020 + #define BUSTYPE_PCI 0x3 +#endif + +#define SUPPORT_16TAR_32LUN 0x0002 +#define SOFT_RESET 0x0004 +#define EXTENDED_TRANSLATION 0x0008 +#define POST_ALL_UNDERRRUNS 0x0040 +#define FLAG_SCAM_ENABLED 0x0080 +#define FLAG_SCAM_LEVEL2 0x0100 + + + + +#define HARPOON_FAMILY 0x02 + + +#define ISA_BUS_CARD 0x01 +#define EISA_BUS_CARD 0x02 +#define PCI_BUS_CARD 0x03 +#define VESA_BUS_CARD 0x04 + +/* SCCB struc used for both SCCB and UCB manager compiles! + * The UCB Manager treats the SCCB as it's 'native hardware structure' + */ + + +#pragma pack(1) +typedef struct _SCCB { + UCHAR OperationCode; + UCHAR ControlByte; + UCHAR CdbLength; + UCHAR RequestSenseLength; + ULONG DataLength; + ULONG DataPointer; + UCHAR CcbRes[2]; + UCHAR HostStatus; + UCHAR TargetStatus; + UCHAR TargID; + UCHAR Lun; + UCHAR Cdb[12]; + UCHAR CcbRes1; + UCHAR Reserved1; + ULONG Reserved2; + ULONG SensePointer; + + + CALL_BK_FN SccbCallback; /* VOID (*SccbCallback)(); */ + ULONG SccbIOPort; /* Identifies board base port */ + UCHAR SccbStatus; + UCHAR SCCBRes2; + USHORT SccbOSFlags; + + + ULONG Sccb_XferCnt; /* actual transfer count */ + ULONG Sccb_ATC; + ULONG SccbVirtDataPtr; /* virtual addr for OS/2 */ + ULONG Sccb_res1; + USHORT Sccb_MGRFlags; + USHORT Sccb_sgseg; + UCHAR Sccb_scsimsg; /* identify msg for selection */ + UCHAR Sccb_tag; + UCHAR Sccb_scsistat; + UCHAR Sccb_idmsg; /* image of last msg in */ + PSCCB Sccb_forwardlink; + PSCCB Sccb_backlink; + ULONG Sccb_savedATC; + UCHAR Save_Cdb[6]; + UCHAR Save_CdbLen; + UCHAR Sccb_XferState; + ULONG Sccb_SGoffset; +#if (FW_TYPE == _UCB_MGR_) + PUCB Sccb_ucb_ptr; +#endif + } SCCB; + +#define SCCB_SIZE sizeof(SCCB) + +#pragma pack() + + + +#define SCSI_INITIATOR_COMMAND 0x00 +#define TARGET_MODE_COMMAND 0x01 +#define SCATTER_GATHER_COMMAND 0x02 +#define RESIDUAL_COMMAND 0x03 +#define RESIDUAL_SG_COMMAND 0x04 +#define RESET_COMMAND 0x81 + + +#define F_USE_CMD_Q 0x20 /*Inidcates TAGGED command. */ +#define TAG_TYPE_MASK 0xC0 /*Type of tag msg to send. */ +#define TAG_Q_MASK 0xE0 +#define SCCB_DATA_XFER_OUT 0x10 /* Write */ +#define SCCB_DATA_XFER_IN 0x08 /* Read */ + + +#define FOURTEEN_BYTES 0x00 /* Request Sense Buffer size */ +#define NO_AUTO_REQUEST_SENSE 0x01 /* No Request Sense Buffer */ + + +#define BUS_FREE_ST 0 +#define SELECT_ST 1 +#define SELECT_BDR_ST 2 /* Select w\ Bus Device Reset */ +#define SELECT_SN_ST 3 /* Select w\ Sync Nego */ +#define SELECT_WN_ST 4 /* Select w\ Wide Data Nego */ +#define SELECT_Q_ST 5 /* Select w\ Tagged Q'ing */ +#define COMMAND_ST 6 +#define DATA_OUT_ST 7 +#define DATA_IN_ST 8 +#define DISCONNECT_ST 9 +#define STATUS_ST 10 +#define ABORT_ST 11 +#define MESSAGE_ST 12 + + +#define F_HOST_XFER_DIR 0x01 +#define F_ALL_XFERRED 0x02 +#define F_SG_XFER 0x04 +#define F_AUTO_SENSE 0x08 +#define F_ODD_BALL_CNT 0x10 +#define F_NO_DATA_YET 0x80 + + +#define F_STATUSLOADED 0x01 +#define F_MSGLOADED 0x02 +#define F_DEV_SELECTED 0x04 + + +#define SCCB_COMPLETE 0x00 /* SCCB completed without error */ +#define SCCB_DATA_UNDER_RUN 0x0C +#define SCCB_SELECTION_TIMEOUT 0x11 /* Set SCSI selection timed out */ +#define SCCB_DATA_OVER_RUN 0x12 +#define SCCB_UNEXPECTED_BUS_FREE 0x13 /* Target dropped SCSI BSY */ +#define SCCB_PHASE_SEQUENCE_FAIL 0x14 /* Target bus phase sequence failure */ + +#define SCCB_INVALID_OP_CODE 0x16 /* SCCB invalid operation code */ +#define SCCB_INVALID_SCCB 0x1A /* Invalid SCCB - bad parameter */ +#define SCCB_GROSS_FW_ERR 0x27 /* Major problem! */ +#define SCCB_BM_ERR 0x30 /* BusMaster error. */ +#define SCCB_PARITY_ERR 0x34 /* SCSI parity error */ + + + +#if (FW_TYPE==_UCB_MGR_) + #define HBA_AUTO_SENSE_FAIL 0x1B + #define HBA_TQ_REJECTED 0x1C + #define HBA_UNSUPPORTED_MSG 0x1D + #define HBA_HW_ERROR 0x20 + #define HBA_ATN_NOT_RESPONDED 0x21 + #define HBA_SCSI_RESET_BY_ADAPTER 0x22 + #define HBA_SCSI_RESET_BY_TARGET 0x23 + #define HBA_WRONG_CONNECTION 0x24 + #define HBA_BUS_DEVICE_RESET 0x25 + #define HBA_ABORT_QUEUE 0x26 + +#else // these are not defined in BUDI/UCB + + #define SCCB_INVALID_DIRECTION 0x18 /* Invalid target direction */ + #define SCCB_DUPLICATE_SCCB 0x19 /* Duplicate SCCB */ + #define SCCB_SCSI_RST 0x35 /* SCSI RESET detected. */ + +#endif // (FW_TYPE==_UCB_MGR_) + + +#define SCCB_IN_PROCESS 0x00 +#define SCCB_SUCCESS 0x01 +#define SCCB_ABORT 0x02 +#define SCCB_NOT_FOUND 0x03 +#define SCCB_ERROR 0x04 +#define SCCB_INVALID 0x05 + +#define SCCB_SIZE sizeof(SCCB) + + + + +#if (FW_TYPE == _UCB_MGR_) + void SccbMgr_start_sccb(CARD_HANDLE pCurrCard, PUCB p_ucb); + s32bits SccbMgr_abort_sccb(CARD_HANDLE pCurrCard, PUCB p_ucb); + u08bits SccbMgr_my_int(CARD_HANDLE pCurrCard); + s32bits SccbMgr_isr(CARD_HANDLE pCurrCard); + void SccbMgr_scsi_reset(CARD_HANDLE pCurrCard); + void SccbMgr_timer_expired(CARD_HANDLE pCurrCard); + void SccbMgr_unload_card(CARD_HANDLE pCurrCard); + void SccbMgr_restore_foreign_state(CARD_HANDLE pCurrCard); + void SccbMgr_restore_native_state(CARD_HANDLE pCurrCard); + void SccbMgr_save_foreign_state(PADAPTER_INFO pAdapterInfo); + +#endif + + +#if (FW_TYPE == _SCCB_MGR_) + + #if defined (DOS) + int SccbMgr_sense_adapter(PSCCBMGR_INFO pCardInfo); + USHORT SccbMgr_config_adapter(PSCCBMGR_INFO pCardInfo); + void SccbMgr_start_sccb(USHORT pCurrCard, PSCCB p_SCCB); + int SccbMgr_abort_sccb(USHORT pCurrCard, PSCCB p_SCCB); + UCHAR SccbMgr_my_int(USHORT pCurrCard); + int SccbMgr_isr(USHORT pCurrCard); + void SccbMgr_scsi_reset(USHORT pCurrCard); + void SccbMgr_timer_expired(USHORT pCurrCard); + USHORT SccbMgr_status(USHORT pCurrCard); + void SccbMgr_unload_card(USHORT pCurrCard); + + #else //non-DOS + + int SccbMgr_sense_adapter(PSCCBMGR_INFO pCardInfo); + ULONG SccbMgr_config_adapter(PSCCBMGR_INFO pCardInfo); + void SccbMgr_start_sccb(ULONG pCurrCard, PSCCB p_SCCB); + int SccbMgr_abort_sccb(ULONG pCurrCard, PSCCB p_SCCB); + UCHAR SccbMgr_my_int(ULONG pCurrCard); + int SccbMgr_isr(ULONG pCurrCard); + void SccbMgr_scsi_reset(ULONG pCurrCard); + void SccbMgr_enable_int(ULONG pCurrCard); + void SccbMgr_disable_int(ULONG pCurrCard); + void SccbMgr_timer_expired(ULONG pCurrCard); + void SccbMgr_unload_card(ULONG pCurrCard); + + #endif +#endif // (FW_TYPE == _SCCB_MGR_) + +#endif /* __SCCB_H__ */ + +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: blx30.h $ + * + * Description: This module contains SCCB/UCB Manager implementation + * specific stuff. + * + * $Date: 1996/11/13 18:34:22 $ + * + * $Revision: 1.10 $ + * + *----------------------------------------------------------------------*/ + + +#ifndef __blx30_H__ +#define __blx30_H__ + +/*#include <globals.h>*/ + +#define ORION_FW_REV 3110 + + + + +#define HARP_REVD 1 + + +#if defined(DOS) +#define QUEUE_DEPTH 8+1 /*1 for Normal disconnect 0 for Q'ing. */ +#else +#define QUEUE_DEPTH 254+1 /*1 for Normal disconnect 32 for Q'ing. */ +#endif // defined(DOS) + +#define MAX_MB_CARDS 4 /* Max. no of cards suppoerted on Mother Board */ + +#define WIDE_SCSI 1 + +#if defined(WIDE_SCSI) + #if defined(DOS) + #define MAX_SCSI_TAR 16 + #define MAX_LUN 8 + #define LUN_MASK 0x07 + #else + #define MAX_SCSI_TAR 16 + #define MAX_LUN 32 + #define LUN_MASK 0x1f + + #endif +#else + #define MAX_SCSI_TAR 8 + #define MAX_LUN 8 + #define LUN_MASK 0x07 +#endif + +#if defined(HARP_REVA) +#define SG_BUF_CNT 15 /*Number of prefetched elements. */ +#else +#define SG_BUF_CNT 16 /*Number of prefetched elements. */ +#endif + +#define SG_ELEMENT_SIZE 8 /*Eight byte per element. */ +#define SG_LOCAL_MASK 0x00000000L +#define SG_ELEMENT_MASK 0xFFFFFFFFL + + +#if (FW_TYPE == _UCB_MGR_) + #define OPC_DECODE_NORMAL 0x0f7f +#endif // _UCB_MGR_ + + + +#if defined(DOS) + +/*#include <dos.h>*/ + #define RD_HARPOON(ioport) (OS_InPortByte(ioport)) + #define RDW_HARPOON(ioport) (OS_InPortWord(ioport)) + #define WR_HARPOON(ioport,val) (OS_OutPortByte(ioport,val)) + #define WRW_HARPOON(ioport,val) (OS_OutPortWord(ioport,val)) + + #define RD_HARP32(port,offset,data) asm{db 66h; \ + push ax; \ + mov dx,port; \ + add dx, offset; \ + db 66h; \ + in ax,dx; \ + db 66h; \ + mov word ptr data,ax;\ + db 66h; \ + pop ax} + + #define WR_HARP32(port,offset,data) asm{db 66h; \ + push ax; \ + mov dx,port; \ + add dx, offset; \ + db 66h; \ + mov ax,word ptr data;\ + db 66h; \ + out dx,ax; \ + db 66h; \ + pop ax} +#endif /* DOS */ + +#if defined(NETWARE) || defined(OTHER_32) || defined(OTHER_16) + #define RD_HARPOON(ioport) OS_InPortByte((unsigned long)ioport) + #define RDW_HARPOON(ioport) OS_InPortWord((unsigned long)ioport) + #define RD_HARP32(ioport,offset,data) (data = OS_InPortLong(ioport + offset)) + #define WR_HARPOON(ioport,val) OS_OutPortByte((ULONG)ioport,(UCHAR) val) + #define WRW_HARPOON(ioport,val) OS_OutPortWord((ULONG)ioport,(USHORT)val) + #define WR_HARP32(ioport,offset,data) OS_OutPortLong((ioport + offset), data) +#endif /* NETWARE || OTHER_32 || OTHER_16 */ + +#if defined(NT) || defined(WIN95_32) || defined(WIN95_16) + #define RD_HARPOON(ioport) OS_InPortByte((ULONG)ioport) + #define RDW_HARPOON(ioport) OS_InPortWord((ULONG)ioport) + #define RD_HARP32(ioport,offset,data) (data = OS_InPortLong((ULONG)(ioport + offset))) + #define WR_HARPOON(ioport,val) OS_OutPortByte((ULONG)ioport,(UCHAR) val) + #define WRW_HARPOON(ioport,val) OS_OutPortWord((ULONG)ioport,(USHORT)val) + #define WR_HARP32(ioport,offset,data) OS_OutPortLong((ULONG)(ioport + offset), data) +#endif /* NT || WIN95_32 || WIN95_16 */ + +#if defined (UNIX) + #define RD_HARPOON(ioport) OS_InPortByte((u32bits)ioport) + #define RDW_HARPOON(ioport) OS_InPortWord((u32bits)ioport) + #define RD_HARP32(ioport,offset,data) (data = OS_InPortLong((u32bits)(ioport + offset))) + #define WR_HARPOON(ioport,val) OS_OutPortByte((u32bits)ioport,(u08bits) val) + #define WRW_HARPOON(ioport,val) OS_OutPortWord((u32bits)ioport,(u16bits)val) + #define WR_HARP32(ioport,offset,data) OS_OutPortLong((u32bits)(ioport + offset), data) +#endif /* UNIX */ + +#if defined(OS2) + #define RD_HARPOON(ioport) OS_InPortByte((unsigned long)ioport) + #define RDW_HARPOON(ioport) OS_InPortWord((unsigned long)ioport) + #define RD_HARP32(ioport,offset,data) (data = OS_InPortLong((ULONG)(ioport + offset))) + #define WR_HARPOON(ioport,val) OS_OutPortByte((ULONG)ioport,(UCHAR) val) + #define WRW_HARPOON(ioport,val) OS_OutPortWord((ULONG)ioport,(USHORT)val) + #define WR_HARP32(ioport,offset,data) OS_OutPortLong(((ULONG)(ioport + offset)), data) +#endif /* OS2 */ + +#if defined(SOLARIS_REAL_MODE) + + #define RD_HARPOON(ioport) OS_InPortByte((unsigned long)ioport) + #define RDW_HARPOON(ioport) OS_InPortWord((unsigned long)ioport) + #define RD_HARP32(ioport,offset,data) (data = OS_InPortLong((ULONG)(ioport + offset))) + #define WR_HARPOON(ioport,val) OS_OutPortByte((ULONG)ioport,(UCHAR) val) + #define WRW_HARPOON(ioport,val) OS_OutPortWord((ULONG)ioport,(USHORT)val) + #define WR_HARP32(ioport,offset,data) OS_OutPortLong((ULONG)(ioport + offset), (ULONG)data) + +#endif /* SOLARIS_REAL_MODE */ + +#endif /* __BLX30_H__ */ + + +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: target.h $ + * + * Description: Definitions for Target related structures + * + * $Date: 1996/12/11 22:06:20 $ + * + * $Revision: 1.9 $ + * + *----------------------------------------------------------------------*/ + +#ifndef __TARGET__ +#define __TARGET__ + +/*#include <globals.h>*/ +/*#include <blx30.h>*/ + + +#define TAR_SYNC_MASK (BIT(7)+BIT(6)) +#define SYNC_UNKNOWN 0x00 +#define SYNC_TRYING BIT(6) +#define SYNC_SUPPORTED (BIT(7)+BIT(6)) + +#define TAR_WIDE_MASK (BIT(5)+BIT(4)) +#define WIDE_DISABLED 0x00 +#define WIDE_ENABLED BIT(4) +#define WIDE_NEGOCIATED BIT(5) + +#define TAR_TAG_Q_MASK (BIT(3)+BIT(2)) +#define TAG_Q_UNKNOWN 0x00 +#define TAG_Q_TRYING BIT(2) +#define TAG_Q_REJECT BIT(3) +#define TAG_Q_SUPPORTED (BIT(3)+BIT(2)) + +#define TAR_ALLOW_DISC BIT(0) + + +#define EE_SYNC_MASK (BIT(0)+BIT(1)) +#define EE_SYNC_ASYNC 0x00 +#define EE_SYNC_5MB BIT(0) +#define EE_SYNC_10MB BIT(1) +#define EE_SYNC_20MB (BIT(0)+BIT(1)) + +#define EE_ALLOW_DISC BIT(6) +#define EE_WIDE_SCSI BIT(7) + + +#if defined(DOS) + typedef struct SCCBMgr_tar_info near *PSCCBMgr_tar_info; + +#elif defined(OS2) + typedef struct SCCBMgr_tar_info far *PSCCBMgr_tar_info; + +#else + typedef struct SCCBMgr_tar_info *PSCCBMgr_tar_info; + +#endif + + +typedef struct SCCBMgr_tar_info { + + PSCCB TarSelQ_Head; + PSCCB TarSelQ_Tail; + UCHAR TarLUN_CA; /*Contingent Allgiance */ + UCHAR TarTagQ_Cnt; + UCHAR TarSelQ_Cnt; + UCHAR TarStatus; + UCHAR TarEEValue; + UCHAR TarSyncCtrl; + UCHAR TarReserved[2]; /* for alignment */ + UCHAR LunDiscQ_Idx[MAX_LUN]; + UCHAR TarLUNBusy[MAX_LUN]; +} SCCBMGR_TAR_INFO; + +typedef struct NVRAMInfo { + UCHAR niModel; /* Model No. of card */ + UCHAR niCardNo; /* Card no. */ +#if defined(DOS) + USHORT niBaseAddr; /* Port Address of card */ +#else + ULONG niBaseAddr; /* Port Address of card */ +#endif + UCHAR niSysConf; /* Adapter Configuration byte - Byte 16 of eeprom map */ + UCHAR niScsiConf; /* SCSI Configuration byte - Byte 17 of eeprom map */ + UCHAR niScamConf; /* SCAM Configuration byte - Byte 20 of eeprom map */ + UCHAR niAdapId; /* Host Adapter ID - Byte 24 of eerpom map */ + UCHAR niSyncTbl[MAX_SCSI_TAR / 2]; /* Sync/Wide byte of targets */ + UCHAR niScamTbl[MAX_SCSI_TAR][4]; /* Compressed Scam name string of Targets */ +}NVRAMINFO; + +#if defined(DOS) +typedef NVRAMINFO near *PNVRamInfo; +#elif defined (OS2) +typedef NVRAMINFO far *PNVRamInfo; +#else +typedef NVRAMINFO *PNVRamInfo; +#endif + +#define MODEL_LT 1 +#define MODEL_DL 2 +#define MODEL_LW 3 +#define MODEL_DW 4 + + +typedef struct SCCBcard { + PSCCB currentSCCB; +#if (FW_TYPE==_SCCB_MGR_) + PSCCBMGR_INFO cardInfo; +#else + PADAPTER_INFO cardInfo; +#endif + +#if defined(DOS) + USHORT ioPort; +#else + ULONG ioPort; +#endif + + USHORT cmdCounter; + UCHAR discQCount; + UCHAR tagQ_Lst; + UCHAR cardIndex; + UCHAR scanIndex; + UCHAR globalFlags; + UCHAR ourId; + PNVRamInfo pNvRamInfo; + PSCCB discQ_Tbl[QUEUE_DEPTH]; + +}SCCBCARD; + +#if defined(DOS) +typedef struct SCCBcard near *PSCCBcard; +#elif defined (OS2) +typedef struct SCCBcard far *PSCCBcard; +#else +typedef struct SCCBcard *PSCCBcard; +#endif + + +#define F_TAG_STARTED 0x01 +#define F_CONLUN_IO 0x02 +#define F_DO_RENEGO 0x04 +#define F_NO_FILTER 0x08 +#define F_GREEN_PC 0x10 +#define F_HOST_XFER_ACT 0x20 +#define F_NEW_SCCB_CMD 0x40 +#define F_UPDATE_EEPROM 0x80 + + +#define ID_STRING_LENGTH 32 +#define TYPE_CODE0 0x63 /*Level2 Mstr (bits 7-6), */ + +#define TYPE_CODE1 00 /*No ID yet */ + +#define SLV_TYPE_CODE0 0xA3 /*Priority Bit set (bits 7-6), */ + +#define ASSIGN_ID 0x00 +#define SET_P_FLAG 0x01 +#define CFG_CMPLT 0x03 +#define DOM_MSTR 0x0F +#define SYNC_PTRN 0x1F + +#define ID_0_7 0x18 +#define ID_8_F 0x11 +#define ID_10_17 0x12 +#define ID_18_1F 0x0B +#define MISC_CODE 0x14 +#define CLR_P_FLAG 0x18 +#define LOCATE_ON 0x12 +#define LOCATE_OFF 0x0B + +#define LVL_1_MST 0x00 +#define LVL_2_MST 0x40 +#define DOM_LVL_2 0xC0 + + +#define INIT_SELTD 0x01 +#define LEVEL2_TAR 0x02 + + +enum scam_id_st { ID0,ID1,ID2,ID3,ID4,ID5,ID6,ID7,ID8,ID9,ID10,ID11,ID12, + ID13,ID14,ID15,ID_UNUSED,ID_UNASSIGNED,ID_ASSIGNED,LEGACY, + CLR_PRIORITY,NO_ID_AVAIL }; + +typedef struct SCCBscam_info { + + UCHAR id_string[ID_STRING_LENGTH]; + enum scam_id_st state; + +} SCCBSCAM_INFO, *PSCCBSCAM_INFO; + +#endif +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: scsi2.h $ + * + * Description: Register definitions for HARPOON ASIC. + * + * $Date: 1996/11/13 18:32:57 $ + * + * $Revision: 1.4 $ + * + *----------------------------------------------------------------------*/ + +#ifndef __SCSI_H__ +#define __SCSI_H__ + + + +#define SCSI_TEST_UNIT_READY 0x00 +#define SCSI_REZERO_UNIT 0x01 +#define SCSI_REQUEST_SENSE 0x03 +#define SCSI_FORMAT_UNIT 0x04 +#define SCSI_REASSIGN 0x07 +#define SCSI_READ 0x08 +#define SCSI_WRITE 0x0A +#define SCSI_SEEK 0x0B +#define SCSI_INQUIRY 0x12 +#define SCSI_MODE_SELECT 0x15 +#define SCSI_RESERVE_UNIT 0x16 +#define SCSI_RELEASE_UNIT 0x17 +#define SCSI_MODE_SENSE 0x1A +#define SCSI_START_STOP_UNIT 0x1B +#define SCSI_SEND_DIAGNOSTIC 0x1D +#define SCSI_READ_CAPACITY 0x25 +#define SCSI_READ_EXTENDED 0x28 +#define SCSI_WRITE_EXTENDED 0x2A +#define SCSI_SEEK_EXTENDED 0x2B +#define SCSI_WRITE_AND_VERIFY 0x2E +#define SCSI_VERIFY 0x2F +#define SCSI_READ_DEFECT_DATA 0x37 +#define SCSI_WRITE_BUFFER 0x3B +#define SCSI_READ_BUFFER 0x3C +#define SCSI_RECV_DIAGNOSTIC 0x1C +#define SCSI_READ_LONG 0x3E +#define SCSI_WRITE_LONG 0x3F +#define SCSI_LAST_SCSI_CMND SCSI_WRITE_LONG +#define SCSI_INVALID_CMND 0xFF + + + +#define SSGOOD 0x00 +#define SSCHECK 0x02 +#define SSCOND_MET 0x04 +#define SSBUSY 0x08 +#define SSRESERVATION_CONFLICT 0x18 +#define SSCMD_TERM 0x22 +#define SSQ_FULL 0x28 + + +#define SKNO_SEN 0x00 +#define SKRECOV_ERR 0x01 +#define SKNOT_RDY 0x02 +#define SKMED_ERR 0x03 +#define SKHW_ERR 0x04 +#define SKILL_REQ 0x05 +#define SKUNIT_ATTN 0x06 +#define SKDATA_PROTECT 0x07 +#define SKBLNK_CHK 0x08 +#define SKCPY_ABORT 0x0A +#define SKABORT_CMD 0x0B +#define SKEQUAL 0x0C +#define SKVOL_OVF 0x0D +#define SKMIS_CMP 0x0E + + +#define SMCMD_COMP 0x00 +#define SMEXT 0x01 +#define SMSAVE_DATA_PTR 0x02 +#define SMREST_DATA_PTR 0x03 +#define SMDISC 0x04 +#define SMINIT_DETEC_ERR 0x05 +#define SMABORT 0x06 +#define SMREJECT 0x07 +#define SMNO_OP 0x08 +#define SMPARITY 0x09 +#define SMDEV_RESET 0x0C +#define SMABORT_TAG 0x0D +#define SMINIT_RECOVERY 0x0F +#define SMREL_RECOVERY 0x10 + +#define SMIDENT 0x80 +#define DISC_PRIV 0x40 + + +#define SMSYNC 0x01 +#define SM10MBS 0x19 /* 100ns */ +#define SM5MBS 0x32 /* 200ns */ +#define SMOFFSET 0x0F /* Maxoffset value */ +#define SMWDTR 0x03 +#define SM8BIT 0x00 +#define SM16BIT 0x01 +#define SM32BIT 0x02 +#define SMIGNORWR 0x23 /* Ignore Wide Residue */ + + +#define ARBITRATION_DELAY 0x01 /* 2.4us using a 40Mhz clock */ +#define BUS_SETTLE_DELAY 0x01 /* 400ns */ +#define BUS_CLEAR_DELAY 0x01 /* 800ns */ + + + +#define SPHASE_TO 0x0A /* 10 second timeout waiting for */ +#define SCMD_TO 0x0F /* Overall command timeout */ + + + +#define SIX_BYTE_CMD 0x06 +#define TEN_BYTE_CMD 0x0A +#define TWELVE_BYTE_CMD 0x0C + +#define ASYNC 0x00 +#define PERI25NS 0x06 /* 25/4ns to next clock for xbow. */ +#define SYNC10MBS 0x19 +#define SYNC5MBS 0x32 +#define MAX_OFFSET 0x0F /* Maxbyteoffset for Sync Xfers */ + +#endif +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: eeprom.h $ + * + * Description: Definitions for EEPROM related structures + * + * $Date: 1996/11/13 18:28:39 $ + * + * $Revision: 1.4 $ + * + *----------------------------------------------------------------------*/ + +#ifndef __EEPROM__ +#define __EEPROM__ + +/*#include <globals.h>*/ + +#define EEPROM_WD_CNT 256 + +#define EEPROM_CHECK_SUM 0 +#define FW_SIGNATURE 2 +#define MODEL_NUMB_0 4 +#define MODEL_NUMB_1 5 +#define MODEL_NUMB_2 6 +#define MODEL_NUMB_3 7 +#define MODEL_NUMB_4 8 +#define MODEL_NUMB_5 9 +#define IO_BASE_ADDR 10 +#define IRQ_NUMBER 12 +#define PCI_INT_PIN 13 +#define BUS_DELAY 14 /*On time in byte 14 off delay in 15 */ +#define SYSTEM_CONFIG 16 +#define SCSI_CONFIG 17 +#define BIOS_CONFIG 18 +#define SPIN_UP_DELAY 19 +#define SCAM_CONFIG 20 +#define ADAPTER_SCSI_ID 24 + + +#define IGNORE_B_SCAN 32 +#define SEND_START_ENA 34 +#define DEVICE_ENABLE 36 + +#define SYNC_RATE_TBL 38 +#define SYNC_RATE_TBL01 38 +#define SYNC_RATE_TBL23 40 +#define SYNC_RATE_TBL45 42 +#define SYNC_RATE_TBL67 44 +#define SYNC_RATE_TBL89 46 +#define SYNC_RATE_TBLab 48 +#define SYNC_RATE_TBLcd 50 +#define SYNC_RATE_TBLef 52 + + + +#define EE_SCAMBASE 256 + + + + #define DOM_MASTER (BIT(0) + BIT(1)) + #define SCAM_ENABLED BIT(2) + #define SCAM_LEVEL2 BIT(3) + + + #define RENEGO_ENA BITW(10) + #define CONNIO_ENA BITW(11) + #define GREEN_PC_ENA BITW(12) + + + #define AUTO_RATE_00 00 + #define AUTO_RATE_05 01 + #define AUTO_RATE_10 02 + #define AUTO_RATE_20 03 + + #define WIDE_NEGO_BIT BIT(7) + #define DISC_ENABLE_BIT BIT(6) + + +#endif +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: harpoon.h $ + * + * Description: Register definitions for HARPOON ASIC. + * + * $Date: 1997/07/09 21:44:36 $ + * + * $Revision: 1.9 $ + * + *----------------------------------------------------------------------*/ + + +/*#include <globals.h>*/ + +#ifndef __HARPOON__ +#define __HARPOON__ + + + #define hp_vendor_id_0 0x00 /* LSB */ + #define ORION_VEND_0 0x4B + + #define hp_vendor_id_1 0x01 /* MSB */ + #define ORION_VEND_1 0x10 + + #define hp_device_id_0 0x02 /* LSB */ + #define ORION_DEV_0 0x30 + + #define hp_device_id_1 0x03 /* MSB */ + #define ORION_DEV_1 0x81 + + /* Sub Vendor ID and Sub Device ID only available in + Harpoon Version 2 and higher */ + + #define hp_sub_vendor_id_0 0x04 /* LSB */ + #define hp_sub_vendor_id_1 0x05 /* MSB */ + #define hp_sub_device_id_0 0x06 /* LSB */ + #define hp_sub_device_id_1 0x07 /* MSB */ + + + #define hp_dual_addr_lo 0x08 + #define hp_dual_addr_lmi 0x09 + #define hp_dual_addr_hmi 0x0A + #define hp_dual_addr_hi 0x0B + + #define hp_semaphore 0x0C + #define SCCB_MGR_ACTIVE BIT(0) + #define TICKLE_ME BIT(1) + #define SCCB_MGR_PRESENT BIT(3) + #define BIOS_IN_USE BIT(4) + + #define hp_user_defined_D 0x0D + + #define hp_reserved_E 0x0E + + #define hp_sys_ctrl 0x0F + + #define STOP_CLK BIT(0) /*Turn off BusMaster Clock */ + #define DRVR_RST BIT(1) /*Firmware Reset to 80C15 chip */ + #define HALT_MACH BIT(3) /*Halt State Machine */ + #define HARD_ABORT BIT(4) /*Hard Abort */ + #define DIAG_MODE BIT(5) /*Diagnostic Mode */ + + #define BM_ABORT_TMOUT 0x50 /*Halt State machine time out */ + + #define hp_sys_cfg 0x10 + + #define DONT_RST_FIFO BIT(7) /*Don't reset FIFO */ + + + #define hp_host_ctrl0 0x11 + + #define DUAL_ADDR_MODE BIT(0) /*Enable 64-bit addresses */ + #define IO_MEM_SPACE BIT(1) /*I/O Memory Space */ + #define RESOURCE_LOCK BIT(2) /*Enable Resource Lock */ + #define IGNOR_ACCESS_ERR BIT(3) /*Ignore Access Error */ + #define HOST_INT_EDGE BIT(4) /*Host interrupt level/edge mode sel */ + #define SIX_CLOCKS BIT(5) /*6 Clocks between Strobe */ + #define DMA_EVEN_PARITY BIT(6) /*Enable DMA Enen Parity */ + +/* + #define BURST_MODE BIT(0) +*/ + + #define hp_reserved_12 0x12 + + #define hp_host_blk_cnt 0x13 + + #define XFER_BLK1 0x00 /* 0 0 0 1 byte per block*/ + #define XFER_BLK2 0x01 /* 0 0 1 2 byte per block*/ + #define XFER_BLK4 0x02 /* 0 1 0 4 byte per block*/ + #define XFER_BLK8 0x03 /* 0 1 1 8 byte per block*/ + #define XFER_BLK16 0x04 /* 1 0 0 16 byte per block*/ + #define XFER_BLK32 0x05 /* 1 0 1 32 byte per block*/ + #define XFER_BLK64 0x06 /* 1 1 0 64 byte per block*/ + + #define BM_THRESHOLD 0x40 /* PCI mode can only xfer 16 bytes*/ + + + #define hp_reserved_14 0x14 + #define hp_reserved_15 0x15 + #define hp_reserved_16 0x16 + + #define hp_int_mask 0x17 + + #define INT_CMD_COMPL BIT(0) /* DMA command complete */ + #define INT_EXT_STATUS BIT(1) /* Extended Status Set */ + #define INT_SCSI BIT(2) /* Scsi block interrupt */ + #define INT_FIFO_RDY BIT(4) /* FIFO data ready */ + + + #define hp_xfer_cnt_lo 0x18 + #define hp_xfer_cnt_mi 0x19 + #define hp_xfer_cnt_hi 0x1A + #define hp_xfer_cmd 0x1B + + #define XFER_HOST_DMA 0x00 /* 0 0 0 Transfer Host -> DMA */ + #define XFER_DMA_HOST 0x01 /* 0 0 1 Transfer DMA -> Host */ + #define XFER_HOST_MPU 0x02 /* 0 1 0 Transfer Host -> MPU */ + #define XFER_MPU_HOST 0x03 /* 0 1 1 Transfer MPU -> Host */ + #define XFER_DMA_MPU 0x04 /* 1 0 0 Transfer DMA -> MPU */ + #define XFER_MPU_DMA 0x05 /* 1 0 1 Transfer MPU -> DMA */ + #define SET_SEMAPHORE 0x06 /* 1 1 0 Set Semaphore */ + #define XFER_NOP 0x07 /* 1 1 1 Transfer NOP */ + #define XFER_MB_MPU 0x06 /* 1 1 0 Transfer MB -> MPU */ + #define XFER_MB_DMA 0x07 /* 1 1 1 Transfer MB -> DMA */ + + + #define XFER_HOST_AUTO 0x00 /* 0 0 Auto Transfer Size */ + #define XFER_HOST_8BIT 0x08 /* 0 1 8 BIT Transfer Size */ + #define XFER_HOST_16BIT 0x10 /* 1 0 16 BIT Transfer Size */ + #define XFER_HOST_32BIT 0x18 /* 1 1 32 BIT Transfer Size */ + + #define XFER_DMA_8BIT 0x20 /* 0 1 8 BIT Transfer Size */ + #define XFER_DMA_16BIT 0x40 /* 1 0 16 BIT Transfer Size */ + + #define DISABLE_INT BIT(7) /*Do not interrupt at end of cmd. */ + + #define HOST_WRT_CMD ((DISABLE_INT + XFER_HOST_DMA + XFER_HOST_AUTO + XFER_DMA_8BIT)) + #define HOST_RD_CMD ((DISABLE_INT + XFER_DMA_HOST + XFER_HOST_AUTO + XFER_DMA_8BIT)) + #define WIDE_HOST_WRT_CMD ((DISABLE_INT + XFER_HOST_DMA + XFER_HOST_AUTO + XFER_DMA_16BIT)) + #define WIDE_HOST_RD_CMD ((DISABLE_INT + XFER_DMA_HOST + XFER_HOST_AUTO + XFER_DMA_16BIT)) + + #define hp_host_addr_lo 0x1C + #define hp_host_addr_lmi 0x1D + #define hp_host_addr_hmi 0x1E + #define hp_host_addr_hi 0x1F + + #define hp_pio_data 0x20 + #define hp_reserved_21 0x21 + #define hp_ee_ctrl 0x22 + + #define EXT_ARB_ACK BIT(7) + #define SCSI_TERM_ENA_H BIT(6) /* SCSI high byte terminator */ + #define SEE_MS BIT(5) + #define SEE_CS BIT(3) + #define SEE_CLK BIT(2) + #define SEE_DO BIT(1) + #define SEE_DI BIT(0) + + #define EE_READ 0x06 + #define EE_WRITE 0x05 + #define EWEN 0x04 + #define EWEN_ADDR 0x03C0 + #define EWDS 0x04 + #define EWDS_ADDR 0x0000 + + #define hp_brdctl 0x23 + + #define DAT_7 BIT(7) + #define DAT_6 BIT(6) + #define DAT_5 BIT(5) + #define BRD_STB BIT(4) + #define BRD_CS BIT(3) + #define BRD_WR BIT(2) + + #define hp_reserved_24 0x24 + #define hp_reserved_25 0x25 + + + + + #define hp_bm_ctrl 0x26 + + #define SCSI_TERM_ENA_L BIT(0) /*Enable/Disable external terminators */ + #define FLUSH_XFER_CNTR BIT(1) /*Flush transfer counter */ + #define BM_XFER_MIN_8 BIT(2) /*Enable bus master transfer of 9 */ + #define BIOS_ENA BIT(3) /*Enable BIOS/FLASH Enable */ + #define FORCE1_XFER BIT(5) /*Always xfer one byte in byte mode */ + #define FAST_SINGLE BIT(6) /*?? */ + + #define BMCTRL_DEFAULT (FORCE1_XFER|FAST_SINGLE|SCSI_TERM_ENA_L) + + #define hp_reserved_27 0x27 + + #define hp_sg_addr 0x28 + #define hp_page_ctrl 0x29 + + #define SCATTER_EN BIT(0) + #define SGRAM_ARAM BIT(1) + #define BIOS_SHADOW BIT(2) + #define G_INT_DISABLE BIT(3) /* Enable/Disable all Interrupts */ + #define NARROW_SCSI_CARD BIT(4) /* NARROW/WIDE SCSI config pin */ + + #define hp_reserved_2A 0x2A + #define hp_pci_cmd_cfg 0x2B + + #define IO_SPACE_ENA BIT(0) /*enable I/O space */ + #define MEM_SPACE_ENA BIT(1) /*enable memory space */ + #define BUS_MSTR_ENA BIT(2) /*enable bus master operation */ + #define MEM_WI_ENA BIT(4) /*enable Write and Invalidate */ + #define PAR_ERR_RESP BIT(6) /*enable parity error responce. */ + + #define hp_reserved_2C 0x2C + + #define hp_pci_stat_cfg 0x2D + + #define DATA_PARITY_ERR BIT(0) + #define REC_TARGET_ABORT BIT(4) /*received Target abort */ + #define REC_MASTER_ABORT BIT(5) /*received Master abort */ + #define SIG_SYSTEM_ERR BIT(6) + #define DETECTED_PAR_ERR BIT(7) + + #define hp_reserved_2E 0x2E + + #define hp_sys_status 0x2F + + #define SLV_DATA_RDY BIT(0) /*Slave data ready */ + #define XFER_CNT_ZERO BIT(1) /*Transfer counter = 0 */ + #define BM_FIFO_EMPTY BIT(2) /*FIFO empty */ + #define BM_FIFO_FULL BIT(3) /*FIFO full */ + #define HOST_OP_DONE BIT(4) /*host operation done */ + #define DMA_OP_DONE BIT(5) /*DMA operation done */ + #define SLV_OP_DONE BIT(6) /*Slave operation done */ + #define PWR_ON_FLAG BIT(7) /*Power on flag */ + + #define hp_reserved_30 0x30 + + #define hp_host_status0 0x31 + + #define HOST_TERM BIT(5) /*Host Terminal Count */ + #define HOST_TRSHLD BIT(6) /*Host Threshold */ + #define CONNECTED_2_HOST BIT(7) /*Connected to Host */ + + #define hp_reserved_32 0x32 + + #define hp_rev_num 0x33 + + #define REV_A_CONST 0x0E + #define REV_B_CONST 0x0E + + #define hp_stack_data 0x34 + #define hp_stack_addr 0x35 + + #define hp_ext_status 0x36 + + #define BM_FORCE_OFF BIT(0) /*Bus Master is forced to get off */ + #define PCI_TGT_ABORT BIT(0) /*PCI bus master transaction aborted */ + #define PCI_DEV_TMOUT BIT(1) /*PCI Device Time out */ + #define FIFO_TC_NOT_ZERO BIT(2) /*FIFO or transfer counter not zero */ + #define CHIP_RST_OCCUR BIT(3) /*Chip reset occurs */ + #define CMD_ABORTED BIT(4) /*Command aborted */ + #define BM_PARITY_ERR BIT(5) /*parity error on data received */ + #define PIO_OVERRUN BIT(6) /*Slave data overrun */ + #define BM_CMD_BUSY BIT(7) /*Bus master transfer command busy */ + #define BAD_EXT_STATUS (BM_FORCE_OFF | PCI_DEV_TMOUT | CMD_ABORTED | \ + BM_PARITY_ERR | PIO_OVERRUN) + + #define hp_int_status 0x37 + + #define BM_CMD_CMPL BIT(0) /*Bus Master command complete */ + #define EXT_STATUS_ON BIT(1) /*Extended status is valid */ + #define SCSI_INTERRUPT BIT(2) /*Global indication of a SCSI int. */ + #define BM_FIFO_RDY BIT(4) + #define INT_ASSERTED BIT(5) /* */ + #define SRAM_BUSY BIT(6) /*Scatter/Gather RAM busy */ + #define CMD_REG_BUSY BIT(7) + + + #define hp_fifo_cnt 0x38 + #define hp_curr_host_cnt 0x39 + #define hp_reserved_3A 0x3A + #define hp_fifo_in_addr 0x3B + + #define hp_fifo_out_addr 0x3C + #define hp_reserved_3D 0x3D + #define hp_reserved_3E 0x3E + #define hp_reserved_3F 0x3F + + + + extern USHORT default_intena; + + #define hp_intena 0x40 + + #define RESET BITW(7) + #define PROG_HLT BITW(6) + #define PARITY BITW(5) + #define FIFO BITW(4) + #define SEL BITW(3) + #define SCAM_SEL BITW(2) + #define RSEL BITW(1) + #define TIMEOUT BITW(0) + #define BUS_FREE BITW(15) + #define XFER_CNT_0 BITW(14) + #define PHASE BITW(13) + #define IUNKWN BITW(12) + #define ICMD_COMP BITW(11) + #define ITICKLE BITW(10) + #define IDO_STRT BITW(9) + #define ITAR_DISC BITW(8) + #define AUTO_INT (BITW(12)+BITW(11)+BITW(10)+BITW(9)+BITW(8)) + #define CLR_ALL_INT 0xFFFF + #define CLR_ALL_INT_1 0xFF00 + + #define hp_intstat 0x42 + + #define hp_scsisig 0x44 + + #define SCSI_SEL BIT(7) + #define SCSI_BSY BIT(6) + #define SCSI_REQ BIT(5) + #define SCSI_ACK BIT(4) + #define SCSI_ATN BIT(3) + #define SCSI_CD BIT(2) + #define SCSI_MSG BIT(1) + #define SCSI_IOBIT BIT(0) + + #define S_SCSI_PHZ (BIT(2)+BIT(1)+BIT(0)) + #define S_CMD_PH (BIT(2) ) + #define S_MSGO_PH (BIT(2)+BIT(1) ) + #define S_STAT_PH (BIT(2) +BIT(0)) + #define S_MSGI_PH (BIT(2)+BIT(1)+BIT(0)) + #define S_DATAI_PH ( BIT(0)) + #define S_DATAO_PH 0x00 + #define S_ILL_PH ( BIT(1) ) + + #define hp_scsictrl_0 0x45 + + #define NO_ARB BIT(7) + #define SEL_TAR BIT(6) + #define ENA_ATN BIT(4) + #define ENA_RESEL BIT(2) + #define SCSI_RST BIT(1) + #define ENA_SCAM_SEL BIT(0) + + + + #define hp_portctrl_0 0x46 + + #define SCSI_PORT BIT(7) + #define SCSI_INBIT BIT(6) + #define DMA_PORT BIT(5) + #define DMA_RD BIT(4) + #define HOST_PORT BIT(3) + #define HOST_WRT BIT(2) + #define SCSI_BUS_EN BIT(1) + #define START_TO BIT(0) + + #define hp_scsireset 0x47 + + #define SCSI_TAR BIT(7) + #define SCSI_INI BIT(6) + #define SCAM_EN BIT(5) + #define ACK_HOLD BIT(4) + #define DMA_RESET BIT(3) + #define HPSCSI_RESET BIT(2) + #define PROG_RESET BIT(1) + #define FIFO_CLR BIT(0) + + #define hp_xfercnt_0 0x48 + #define hp_xfercnt_1 0x49 + #define hp_xfercnt_2 0x4A + #define hp_xfercnt_3 0x4B + + #define hp_fifodata_0 0x4C + #define hp_fifodata_1 0x4D + #define hp_addstat 0x4E + + #define SCAM_TIMER BIT(7) + #define AUTO_RUNNING BIT(6) + #define FAST_SYNC BIT(5) + #define SCSI_MODE8 BIT(3) + #define SCSI_PAR_ERR BIT(0) + + #define hp_prgmcnt_0 0x4F + + #define AUTO_PC_MASK 0x3F + + #define hp_selfid_0 0x50 + #define hp_selfid_1 0x51 + #define hp_arb_id 0x52 + + #define ARB_ID (BIT(3) + BIT(2) + BIT(1) + BIT(0)) + + #define hp_select_id 0x53 + + #define RESEL_ID (BIT(7) + BIT(6) + BIT(5) + BIT(4)) + #define SELECT_ID (BIT(3) + BIT(2) + BIT(1) + BIT(0)) + + #define hp_synctarg_base 0x54 + #define hp_synctarg_12 0x54 + #define hp_synctarg_13 0x55 + #define hp_synctarg_14 0x56 + #define hp_synctarg_15 0x57 + + #define hp_synctarg_8 0x58 + #define hp_synctarg_9 0x59 + #define hp_synctarg_10 0x5A + #define hp_synctarg_11 0x5B + + #define hp_synctarg_4 0x5C + #define hp_synctarg_5 0x5D + #define hp_synctarg_6 0x5E + #define hp_synctarg_7 0x5F + + #define hp_synctarg_0 0x60 + #define hp_synctarg_1 0x61 + #define hp_synctarg_2 0x62 + #define hp_synctarg_3 0x63 + + #define RATE_20MB 0x00 + #define RATE_10MB ( BIT(5)) + #define RATE_6_6MB ( BIT(6) ) + #define RATE_5MB ( BIT(6)+BIT(5)) + #define RATE_4MB (BIT(7) ) + #define RATE_3_33MB (BIT(7) +BIT(5)) + #define RATE_2_85MB (BIT(7)+BIT(6) ) + #define RATE_2_5MB (BIT(7)+BIT(5)+BIT(6)) + #define NEXT_CLK BIT(5) + #define SLOWEST_SYNC (BIT(7)+BIT(6)+BIT(5)) + #define NARROW_SCSI BIT(4) + #define SYNC_OFFSET (BIT(3) + BIT(2) + BIT(1) + BIT(0)) + #define DEFAULT_ASYNC 0x00 + #define DEFAULT_OFFSET 0x0F + + #define hp_autostart_0 0x64 + #define hp_autostart_1 0x65 + #define hp_autostart_2 0x66 + #define hp_autostart_3 0x67 + + + + #define DISABLE 0x00 + #define AUTO_IMMED BIT(5) + #define SELECT BIT(6) + #define RESELECT (BIT(6)+BIT(5)) + #define BUSFREE BIT(7) + #define XFER_0 (BIT(7)+BIT(5)) + #define END_DATA (BIT(7)+BIT(6)) + #define MSG_PHZ (BIT(7)+BIT(6)+BIT(5)) + + #define hp_gp_reg_0 0x68 + #define hp_gp_reg_1 0x69 + #define hp_gp_reg_2 0x6A + #define hp_gp_reg_3 0x6B + + #define hp_seltimeout 0x6C + + + #define TO_2ms 0x54 /* 2.0503ms */ + #define TO_4ms 0x67 /* 3.9959ms */ + + #define TO_5ms 0x03 /* 4.9152ms */ + #define TO_10ms 0x07 /* 11.xxxms */ + #define TO_250ms 0x99 /* 250.68ms */ + #define TO_290ms 0xB1 /* 289.99ms */ + #define TO_350ms 0xD6 /* 350.62ms */ + #define TO_417ms 0xFF /* 417.79ms */ + + #define hp_clkctrl_0 0x6D + + #define PWR_DWN BIT(6) + #define ACTdeassert BIT(4) + #define ATNonErr BIT(3) + #define CLK_30MHZ BIT(1) + #define CLK_40MHZ (BIT(1) + BIT(0)) + #define CLK_50MHZ BIT(2) + + #define CLKCTRL_DEFAULT (ACTdeassert | CLK_40MHZ) + + #define hp_fiforead 0x6E + #define hp_fifowrite 0x6F + + #define hp_offsetctr 0x70 + #define hp_xferstat 0x71 + + #define FIFO_FULL BIT(7) + #define FIFO_EMPTY BIT(6) + #define FIFO_MASK 0x3F /* Mask for the FIFO count value. */ + #define FIFO_LEN 0x20 + + #define hp_portctrl_1 0x72 + + #define EVEN_HOST_P BIT(5) + #define INVT_SCSI BIT(4) + #define CHK_SCSI_P BIT(3) + #define HOST_MODE8 BIT(0) + #define HOST_MODE16 0x00 + + #define hp_xfer_pad 0x73 + + #define ID_UNLOCK BIT(3) + #define XFER_PAD BIT(2) + + #define hp_scsidata_0 0x74 + #define hp_scsidata_1 0x75 + #define hp_timer_0 0x76 + #define hp_timer_1 0x77 + + #define hp_reserved_78 0x78 + #define hp_reserved_79 0x79 + #define hp_reserved_7A 0x7A + #define hp_reserved_7B 0x7B + + #define hp_reserved_7C 0x7C + #define hp_reserved_7D 0x7D + #define hp_reserved_7E 0x7E + #define hp_reserved_7F 0x7F + + #define hp_aramBase 0x80 + #define BIOS_DATA_OFFSET 0x60 + #define BIOS_RELATIVE_CARD 0x64 + + + + + #define AUTO_LEN 0x80 + #define AR0 0x00 + #define AR1 BITW(8) + #define AR2 BITW(9) + #define AR3 (BITW(9) + BITW(8)) + #define SDATA BITW(10) + + #define NOP_OP 0x00 /* Nop command */ + + #define CRD_OP BITW(11) /* Cmp Reg. w/ Data */ + + #define CRR_OP BITW(12) /* Cmp Reg. w. Reg. */ + + #define CBE_OP (BITW(14)+BITW(12)+BITW(11)) /* Cmp SCSI cmd class & Branch EQ */ + + #define CBN_OP (BITW(14)+BITW(13)) /* Cmp SCSI cmd class & Branch NOT EQ */ + + #define CPE_OP (BITW(14)+BITW(11)) /* Cmp SCSI phs & Branch EQ */ + + #define CPN_OP (BITW(14)+BITW(12)) /* Cmp SCSI phs & Branch NOT EQ */ + + + #define ADATA_OUT 0x00 + #define ADATA_IN BITW(8) + #define ACOMMAND BITW(10) + #define ASTATUS (BITW(10)+BITW(8)) + #define AMSG_OUT (BITW(10)+BITW(9)) + #define AMSG_IN (BITW(10)+BITW(9)+BITW(8)) + #define AILLEGAL (BITW(9)+BITW(8)) + + + #define BRH_OP BITW(13) /* Branch */ + + + #define ALWAYS 0x00 + #define EQUAL BITW(8) + #define NOT_EQ BITW(9) + + #define TCB_OP (BITW(13)+BITW(11)) /* Test condition & branch */ + + + #define ATN_SET BITW(8) + #define ATN_RESET BITW(9) + #define XFER_CNT (BITW(9)+BITW(8)) + #define FIFO_0 BITW(10) + #define FIFO_NOT0 (BITW(10)+BITW(8)) + #define T_USE_SYNC0 (BITW(10)+BITW(9)) + + + #define MPM_OP BITW(15) /* Match phase and move data */ + + #define MDR_OP (BITW(12)+BITW(11)) /* Move data to Reg. */ + + #define MRR_OP BITW(14) /* Move DReg. to Reg. */ + + + #define S_IDREG (BIT(2)+BIT(1)+BIT(0)) + + + #define D_AR0 0x00 + #define D_AR1 BIT(0) + #define D_AR2 BIT(1) + #define D_AR3 (BIT(1) + BIT(0)) + #define D_SDATA BIT(2) + #define D_BUCKET (BIT(2) + BIT(1) + BIT(0)) + + + #define ADR_OP (BITW(13)+BITW(12)) /* Logical AND Reg. w. Data */ + + #define ADS_OP (BITW(14)+BITW(13)+BITW(12)) + + #define ODR_OP (BITW(13)+BITW(12)+BITW(11)) + + #define ODS_OP (BITW(14)+BITW(13)+BITW(12)+BITW(11)) + + #define STR_OP (BITW(15)+BITW(14)) /* Store to A_Reg. */ + + #define AINT_ENA1 0x00 + #define AINT_STAT1 BITW(8) + #define ASCSI_SIG BITW(9) + #define ASCSI_CNTL (BITW(9)+BITW(8)) + #define APORT_CNTL BITW(10) + #define ARST_CNTL (BITW(10)+BITW(8)) + #define AXFERCNT0 (BITW(10)+BITW(9)) + #define AXFERCNT1 (BITW(10)+BITW(9)+BITW(8)) + #define AXFERCNT2 BITW(11) + #define AFIFO_DATA (BITW(11)+BITW(8)) + #define ASCSISELID (BITW(11)+BITW(9)) + #define ASCSISYNC0 (BITW(11)+BITW(9)+BITW(8)) + + + #define RAT_OP (BITW(14)+BITW(13)+BITW(11)) + + #define SSI_OP (BITW(15)+BITW(11)) + + + #define SSI_ITAR_DISC (ITAR_DISC >> 8) + #define SSI_IDO_STRT (IDO_STRT >> 8) + #define SSI_IDI_STRT (IDO_STRT >> 8) + + #define SSI_ICMD_COMP (ICMD_COMP >> 8) + #define SSI_ITICKLE (ITICKLE >> 8) + + #define SSI_IUNKWN (IUNKWN >> 8) + #define SSI_INO_CC (IUNKWN >> 8) + #define SSI_IRFAIL (IUNKWN >> 8) + + + #define NP 0x10 /*Next Phase */ + #define NTCMD 0x02 /*Non- Tagged Command start */ + #define CMDPZ 0x04 /*Command phase */ + #define DINT 0x12 /*Data Out/In interrupt */ + #define DI 0x13 /*Data Out */ + #define MI 0x14 /*Message In */ + #define DC 0x19 /*Disconnect Message */ + #define ST 0x1D /*Status Phase */ + #define UNKNWN 0x24 /*Unknown bus action */ + #define CC 0x25 /*Command Completion failure */ + #define TICK 0x26 /*New target reselected us. */ + #define RFAIL 0x27 /*Reselection failed */ + #define SELCHK 0x28 /*Select & Check SCSI ID latch reg */ + + + #define ID_MSG_STRT hp_aramBase + 0x00 + #define NON_TAG_ID_MSG hp_aramBase + 0x06 + #define CMD_STRT hp_aramBase + 0x08 + #define SYNC_MSGS hp_aramBase + 0x08 + + + + + + #define TAG_STRT 0x00 + #define SELECTION_START 0x00 + #define DISCONNECT_START 0x10/2 + #define END_DATA_START 0x14/2 + #define NONTAG_STRT 0x02/2 + #define CMD_ONLY_STRT CMDPZ/2 + #define TICKLE_STRT TICK/2 + #define SELCHK_STRT SELCHK/2 + + + + +#define mEEPROM_CLK_DELAY(port) (RD_HARPOON(port+hp_intstat_1)) + +#define mWAIT_10MS(port) (RD_HARPOON(port+hp_intstat_1)) + + +#define CLR_XFER_CNT(port) (WR_HARPOON(port+hp_xfercnt_0, 0x00)) + +#define SET_XFER_CNT(port, data) (WR_HARP32(port,hp_xfercnt_0,data)) + +#define GET_XFER_CNT(port, xfercnt) {RD_HARP32(port,hp_xfercnt_0,xfercnt); xfercnt &= 0xFFFFFF;} +/* #define GET_XFER_CNT(port, xfercnt) (xfercnt = RD_HARPOON(port+hp_xfercnt_2), \ + xfercnt <<= 16,\ + xfercnt |= RDW_HARPOON((USHORT)(port+hp_xfercnt_0))) + */ +#if defined(DOS) +#define HP_SETUP_ADDR_CNT(port,addr,count) (WRW_HARPOON((USHORT)(port+hp_host_addr_lo), (USHORT)(addr & 0x0000FFFFL)),\ + addr >>= 16,\ + WRW_HARPOON((USHORT)(port+hp_host_addr_hmi), (USHORT)(addr & 0x0000FFFFL)),\ + WR_HARP32(port,hp_xfercnt_0,count),\ + WRW_HARPOON((USHORT)(port+hp_xfer_cnt_lo), (USHORT)(count & 0x0000FFFFL)),\ + count >>= 16,\ + WR_HARPOON(port+hp_xfer_cnt_hi, (count & 0xFF))) +#else +#define HP_SETUP_ADDR_CNT(port,addr,count) (WRW_HARPOON((port+hp_host_addr_lo), (USHORT)(addr & 0x0000FFFFL)),\ + addr >>= 16,\ + WRW_HARPOON((port+hp_host_addr_hmi), (USHORT)(addr & 0x0000FFFFL)),\ + WR_HARP32(port,hp_xfercnt_0,count),\ + WRW_HARPOON((port+hp_xfer_cnt_lo), (USHORT)(count & 0x0000FFFFL)),\ + count >>= 16,\ + WR_HARPOON(port+hp_xfer_cnt_hi, (count & 0xFF))) +#endif + +#define ACCEPT_MSG(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\ + WR_HARPOON(port+hp_scsisig, S_ILL_PH);} + + +#define ACCEPT_MSG_ATN(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\ + WR_HARPOON(port+hp_scsisig, (S_ILL_PH|SCSI_ATN));} + +#define ACCEPT_STAT(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\ + WR_HARPOON(port+hp_scsisig, S_ILL_PH);} + +#define ACCEPT_STAT_ATN(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\ + WR_HARPOON(port+hp_scsisig, (S_ILL_PH|SCSI_ATN));} + +#define DISABLE_AUTO(port) (WR_HARPOON(port+hp_scsireset, PROG_RESET),\ + WR_HARPOON(port+hp_scsireset, 0x00)) + +#define ARAM_ACCESS(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ + (RD_HARPOON(p_port+hp_page_ctrl) | SGRAM_ARAM))) + +#define SGRAM_ACCESS(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ + (RD_HARPOON(p_port+hp_page_ctrl) & ~SGRAM_ARAM))) + +#define MDISABLE_INT(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ + (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE))) + +#define MENABLE_INT(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ + (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE))) + + + +#endif + + +#if (FW_TYPE==_UCB_MGR_) +void ReadNVRam(PSCCBcard pCurrCard,PUCB p_ucb); +void WriteNVRam(PSCCBcard pCurrCard,PUCB p_ucb); +void UpdateCheckSum(u32bits baseport); +#endif // (FW_TYPE==_UCB_MGR_) + +#if defined(DOS) +UCHAR sfm(USHORT port, PSCCB pcurrSCCB); +void scsiStartAuto(USHORT port); +UCHAR sisyncn(USHORT port, UCHAR p_card, UCHAR syncFlag); +void ssel(USHORT port, UCHAR p_card); +void sres(USHORT port, UCHAR p_card, PSCCBcard pCurrCard); +void sdecm(UCHAR message, USHORT port, UCHAR p_card); +void shandem(USHORT port, UCHAR p_card,PSCCB pCurrSCCB); +void stsyncn(USHORT port, UCHAR p_card); +void sisyncr(USHORT port,UCHAR sync_pulse, UCHAR offset); +void sssyncv(USHORT p_port, UCHAR p_id, UCHAR p_sync_value, PSCCBMgr_tar_info currTar_Info); +void sresb(USHORT port, UCHAR p_card); +void sxfrp(USHORT p_port, UCHAR p_card); +void schkdd(USHORT port, UCHAR p_card); +UCHAR RdStack(USHORT port, UCHAR index); +void WrStack(USHORT portBase, UCHAR index, UCHAR data); +UCHAR ChkIfChipInitialized(USHORT ioPort); + +#if defined(V302) +UCHAR GetTarLun(USHORT port, UCHAR p_card, UCHAR our_target, PSCCBcard pCurrCard, PUCHAR tag, PUCHAR lun); +#endif + +void SendMsg(USHORT port, UCHAR message); +void queueFlushTargSccb(UCHAR p_card, UCHAR thisTarg, UCHAR error_code); +UCHAR scsellDOS(USHORT p_port, UCHAR targ_id); +#else +UCHAR sfm(ULONG port, PSCCB pcurrSCCB); +void scsiStartAuto(ULONG port); +UCHAR sisyncn(ULONG port, UCHAR p_card, UCHAR syncFlag); +void ssel(ULONG port, UCHAR p_card); +void sres(ULONG port, UCHAR p_card, PSCCBcard pCurrCard); +void sdecm(UCHAR message, ULONG port, UCHAR p_card); +void shandem(ULONG port, UCHAR p_card,PSCCB pCurrSCCB); +void stsyncn(ULONG port, UCHAR p_card); +void sisyncr(ULONG port,UCHAR sync_pulse, UCHAR offset); +void sssyncv(ULONG p_port, UCHAR p_id, UCHAR p_sync_value, PSCCBMgr_tar_info currTar_Info); +void sresb(ULONG port, UCHAR p_card); +void sxfrp(ULONG p_port, UCHAR p_card); +void schkdd(ULONG port, UCHAR p_card); +UCHAR RdStack(ULONG port, UCHAR index); +void WrStack(ULONG portBase, UCHAR index, UCHAR data); +UCHAR ChkIfChipInitialized(ULONG ioPort); + +#if defined(V302) +UCHAR GetTarLun(ULONG port, UCHAR p_card, UCHAR our_target, PSCCBcard pCurrCard, PUCHAR tar, PUCHAR lun); +#endif + +void SendMsg(ULONG port, UCHAR message); +void queueFlushTargSccb(UCHAR p_card, UCHAR thisTarg, UCHAR error_code); +#endif + +void ssenss(PSCCBcard pCurrCard); +void sinits(PSCCB p_sccb, UCHAR p_card); +void RNVRamData(PNVRamInfo pNvRamInfo); + +#if defined(WIDE_SCSI) + #if defined(DOS) + UCHAR siwidn(USHORT port, UCHAR p_card); + void stwidn(USHORT port, UCHAR p_card); + void siwidr(USHORT port, UCHAR width); + #else + UCHAR siwidn(ULONG port, UCHAR p_card); + void stwidn(ULONG port, UCHAR p_card); + void siwidr(ULONG port, UCHAR width); + #endif +#endif + + +void queueSelectFail(PSCCBcard pCurrCard, UCHAR p_card); +void queueDisconnect(PSCCB p_SCCB, UCHAR p_card); +void queueCmdComplete(PSCCBcard pCurrCard, PSCCB p_SCCB, UCHAR p_card); +void queueSearchSelect(PSCCBcard pCurrCard, UCHAR p_card); +void queueFlushSccb(UCHAR p_card, UCHAR error_code); +void queueAddSccb(PSCCB p_SCCB, UCHAR card); +UCHAR queueFindSccb(PSCCB p_SCCB, UCHAR p_card); +void utilUpdateResidual(PSCCB p_SCCB); +USHORT CalcCrc16(UCHAR buffer[]); +UCHAR CalcLrc(UCHAR buffer[]); + + +#if defined(DOS) +void Wait1Second(USHORT p_port); +void Wait(USHORT p_port, UCHAR p_delay); +void utilEEWriteOnOff(USHORT p_port,UCHAR p_mode); +void utilEEWrite(USHORT p_port, USHORT ee_data, USHORT ee_addr); +USHORT utilEERead(USHORT p_port, USHORT ee_addr); +USHORT utilEEReadOrg(USHORT p_port, USHORT ee_addr); +void utilEESendCmdAddr(USHORT p_port, UCHAR ee_cmd, USHORT ee_addr); +#else +void Wait1Second(ULONG p_port); +void Wait(ULONG p_port, UCHAR p_delay); +void utilEEWriteOnOff(ULONG p_port,UCHAR p_mode); +void utilEEWrite(ULONG p_port, USHORT ee_data, USHORT ee_addr); +USHORT utilEERead(ULONG p_port, USHORT ee_addr); +USHORT utilEEReadOrg(ULONG p_port, USHORT ee_addr); +void utilEESendCmdAddr(ULONG p_port, UCHAR ee_cmd, USHORT ee_addr); +#endif + + + +#if defined(OS2) + void far phaseDataOut(ULONG port, UCHAR p_card); + void far phaseDataIn(ULONG port, UCHAR p_card); + void far phaseCommand(ULONG port, UCHAR p_card); + void far phaseStatus(ULONG port, UCHAR p_card); + void far phaseMsgOut(ULONG port, UCHAR p_card); + void far phaseMsgIn(ULONG port, UCHAR p_card); + void far phaseIllegal(ULONG port, UCHAR p_card); +#else + #if defined(DOS) + void phaseDataOut(USHORT port, UCHAR p_card); + void phaseDataIn(USHORT port, UCHAR p_card); + void phaseCommand(USHORT port, UCHAR p_card); + void phaseStatus(USHORT port, UCHAR p_card); + void phaseMsgOut(USHORT port, UCHAR p_card); + void phaseMsgIn(USHORT port, UCHAR p_card); + void phaseIllegal(USHORT port, UCHAR p_card); + #else + void phaseDataOut(ULONG port, UCHAR p_card); + void phaseDataIn(ULONG port, UCHAR p_card); + void phaseCommand(ULONG port, UCHAR p_card); + void phaseStatus(ULONG port, UCHAR p_card); + void phaseMsgOut(ULONG port, UCHAR p_card); + void phaseMsgIn(ULONG port, UCHAR p_card); + void phaseIllegal(ULONG port, UCHAR p_card); + #endif +#endif + +#if defined(DOS) +void phaseDecode(USHORT port, UCHAR p_card); +void phaseChkFifo(USHORT port, UCHAR p_card); +void phaseBusFree(USHORT p_port, UCHAR p_card); +#else +void phaseDecode(ULONG port, UCHAR p_card); +void phaseChkFifo(ULONG port, UCHAR p_card); +void phaseBusFree(ULONG p_port, UCHAR p_card); +#endif + + + + +#if defined(DOS) +void XbowInit(USHORT port, UCHAR scamFlg); +void BusMasterInit(USHORT p_port); +int DiagXbow(USHORT port); +int DiagBusMaster(USHORT port); +void DiagEEPROM(USHORT p_port); +#else +void XbowInit(ULONG port, UCHAR scamFlg); +void BusMasterInit(ULONG p_port); +int DiagXbow(ULONG port); +int DiagBusMaster(ULONG port); +void DiagEEPROM(ULONG p_port); +#endif + + + + +#if defined(DOS) +void busMstrAbort(USHORT port); +UCHAR busMstrTimeOut(USHORT port); +void dataXferProcessor(USHORT port, PSCCBcard pCurrCard); +void busMstrSGDataXferStart(USHORT port, PSCCB pCurrSCCB); +void busMstrDataXferStart(USHORT port, PSCCB pCurrSCCB); +void hostDataXferAbort(USHORT port, UCHAR p_card, PSCCB pCurrSCCB); +#else +void busMstrAbort(ULONG port); +UCHAR busMstrTimeOut(ULONG port); +void dataXferProcessor(ULONG port, PSCCBcard pCurrCard); +void busMstrSGDataXferStart(ULONG port, PSCCB pCurrSCCB); +void busMstrDataXferStart(ULONG port, PSCCB pCurrSCCB); +void hostDataXferAbort(ULONG port, UCHAR p_card, PSCCB pCurrSCCB); +#endif +void hostDataXferRestart(PSCCB currSCCB); + + +#if defined (DOS) +UCHAR SccbMgr_bad_isr(USHORT p_port, UCHAR p_card, PSCCBcard pCurrCard, USHORT p_int); +#else +UCHAR SccbMgr_bad_isr(ULONG p_port, UCHAR p_card, PSCCBcard pCurrCard, USHORT p_int); + +#endif + +void SccbMgrTableInitAll(void); +void SccbMgrTableInitCard(PSCCBcard pCurrCard, UCHAR p_card); +void SccbMgrTableInitTarget(UCHAR p_card, UCHAR target); + + + +void scini(UCHAR p_card, UCHAR p_our_id, UCHAR p_power_up); + +#if defined(DOS) +int scarb(USHORT p_port, UCHAR p_sel_type); +void scbusf(USHORT p_port); +void scsel(USHORT p_port); +void scasid(UCHAR p_card, USHORT p_port); +UCHAR scxferc(USHORT p_port, UCHAR p_data); +UCHAR scsendi(USHORT p_port, UCHAR p_id_string[]); +UCHAR sciso(USHORT p_port, UCHAR p_id_string[]); +void scwirod(USHORT p_port, UCHAR p_data_bit); +void scwiros(USHORT p_port, UCHAR p_data_bit); +UCHAR scvalq(UCHAR p_quintet); +UCHAR scsell(USHORT p_port, UCHAR targ_id); +void scwtsel(USHORT p_port); +void inisci(UCHAR p_card, USHORT p_port, UCHAR p_our_id); +void scsavdi(UCHAR p_card, USHORT p_port); +#else +int scarb(ULONG p_port, UCHAR p_sel_type); +void scbusf(ULONG p_port); +void scsel(ULONG p_port); +void scasid(UCHAR p_card, ULONG p_port); +UCHAR scxferc(ULONG p_port, UCHAR p_data); +UCHAR scsendi(ULONG p_port, UCHAR p_id_string[]); +UCHAR sciso(ULONG p_port, UCHAR p_id_string[]); +void scwirod(ULONG p_port, UCHAR p_data_bit); +void scwiros(ULONG p_port, UCHAR p_data_bit); +UCHAR scvalq(UCHAR p_quintet); +UCHAR scsell(ULONG p_port, UCHAR targ_id); +void scwtsel(ULONG p_port); +void inisci(UCHAR p_card, ULONG p_port, UCHAR p_our_id); +void scsavdi(UCHAR p_card, ULONG p_port); +#endif +UCHAR scmachid(UCHAR p_card, UCHAR p_id_string[]); + + +#if defined(DOS) +void autoCmdCmplt(USHORT p_port, UCHAR p_card); +void autoLoadDefaultMap(USHORT p_port); +#else +void autoCmdCmplt(ULONG p_port, UCHAR p_card); +void autoLoadDefaultMap(ULONG p_port); +#endif + + + +#if (FW_TYPE==_SCCB_MGR_) + void OS_start_timer(unsigned long ioport, unsigned long timeout); + void OS_stop_timer(unsigned long ioport, unsigned long timeout); + void OS_disable_int(unsigned char intvec); + void OS_enable_int(unsigned char intvec); + void OS_delay(unsigned long count); + int OS_VirtToPhys(u32bits CardHandle, u32bits *physaddr, u32bits *virtaddr); + #if !(defined(UNIX) || defined(OS2) || defined(SOLARIS_REAL_MODE)) + void OS_Lock(PSCCBMGR_INFO pCardInfo); + void OS_UnLock(PSCCBMGR_INFO pCardInfo); +#endif // if FW_TYPE == ... + +#endif + +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; + + +#if defined(OS2) + extern void (far *s_PhaseTbl[8]) (ULONG, UCHAR); +#else + #if defined(DOS) + extern void (*s_PhaseTbl[8]) (USHORT, UCHAR); + #else + extern void (*s_PhaseTbl[8]) (ULONG, UCHAR); + #endif +#endif + +extern SCCBSCAM_INFO scamInfo[MAX_SCSI_TAR]; +extern NVRAMINFO nvRamInfo[MAX_MB_CARDS]; +#if defined(DOS) || defined(OS2) +extern UCHAR temp_id_string[ID_STRING_LENGTH]; +#endif +extern UCHAR scamHAString[]; + + +extern UCHAR mbCards; +#if defined(BUGBUG) +extern UCHAR debug_int[MAX_CARDS][debug_size]; +extern UCHAR debug_index[MAX_CARDS]; +void Debug_Load(UCHAR p_card, UCHAR p_bug_data); +#endif + +#if (FW_TYPE==_SCCB_MGR_) +#if defined(DOS) + extern UCHAR first_time; +#endif +#endif /* (FW_TYPE==_SCCB_MGR_) */ + +#if (FW_TYPE==_UCB_MGR_) +#if defined(DOS) + extern u08bits first_time; +#endif +#endif /* (FW_TYPE==_UCB_MGR_) */ + +#if defined(BUGBUG) +void Debug_Load(UCHAR p_card, UCHAR p_bug_data); +#endif + +extern unsigned int SccbGlobalFlags; + + +#ident "$Id: sccb.c 1.18 1997/06/10 16:47:04 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: sccb.c $ + * + * Description: Functions relating to handling of the SCCB interface + * between the device driver and the HARPOON. + * + * $Date: 1997/06/10 16:47:04 $ + * + * $Revision: 1.18 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ + /*#include <budioctl.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <eeprom.h>*/ +/*#include <scsi2.h>*/ +/*#include <harpoon.h>*/ + + + +#if (FW_TYPE==_SCCB_MGR_) +#define mOS_Lock(card) OS_Lock((PSCCBMGR_INFO)(((PSCCBcard)card)->cardInfo)) +#define mOS_UnLock(card) OS_UnLock((PSCCBMGR_INFO)(((PSCCBcard)card)->cardInfo)) +#else /* FW_TYPE==_UCB_MGR_ */ +#define mOS_Lock(card) OS_Lock((u32bits)(((PSCCBcard)card)->ioPort)) +#define mOS_UnLock(card) OS_UnLock((u32bits)(((PSCCBcard)card)->ioPort)) +#endif + + +/* +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; +extern SCCBCARD BL_Card[MAX_CARDS]; + +extern NVRAMINFO nvRamInfo[MAX_MB_CARDS]; +extern UCHAR mbCards; + +#if defined (OS2) + extern void (far *s_PhaseTbl[8]) (ULONG, UCHAR); +#else + #if defined(DOS) + extern void (*s_PhaseTbl[8]) (USHORT, UCHAR); + #else + extern void (*s_PhaseTbl[8]) (ULONG, UCHAR); + #endif +#endif + + +#if defined(BUGBUG) +extern UCHAR debug_int[MAX_CARDS][debug_size]; +extern UCHAR debug_index[MAX_CARDS]; +void Debug_Load(UCHAR p_card, UCHAR p_bug_data); +#endif +*/ + +#if (FW_TYPE==_SCCB_MGR_) + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_sense_adapter + * + * Description: Setup and/or Search for cards and return info to caller. + * + *---------------------------------------------------------------------*/ + +int SccbMgr_sense_adapter(PSCCBMGR_INFO pCardInfo) +{ +#if defined(DOS) +#else + static UCHAR first_time = 1; +#endif + + UCHAR i,j,id,ScamFlg; + USHORT temp,temp2,temp3,temp4,temp5,temp6; +#if defined(DOS) + USHORT ioport; +#else + ULONG ioport; +#endif + PNVRamInfo pCurrNvRam; + +#if defined(DOS) + ioport = (USHORT)pCardInfo->si_baseaddr; +#else + ioport = pCardInfo->si_baseaddr; +#endif + + + if (RD_HARPOON(ioport+hp_vendor_id_0) != ORION_VEND_0) + return((int)FAILURE); + + if ((RD_HARPOON(ioport+hp_vendor_id_1) != ORION_VEND_1)) + return((int)FAILURE); + + if ((RD_HARPOON(ioport+hp_device_id_0) != ORION_DEV_0)) + return((int)FAILURE); + + if ((RD_HARPOON(ioport+hp_device_id_1) != ORION_DEV_1)) + return((int)FAILURE); + + + if (RD_HARPOON(ioport+hp_rev_num) != 0x0f){ + +/* For new Harpoon then check for sub_device ID LSB + the bits(0-3) must be all ZERO for compatible with + current version of SCCBMgr, else skip this Harpoon + device. */ + + if (RD_HARPOON(ioport+hp_sub_device_id_0) & 0x0f) + return((int)FAILURE); + } + + if (first_time) + { + SccbMgrTableInitAll(); + first_time = 0; + mbCards = 0; + } + + if(RdStack(ioport, 0) != 0x00) { + if(ChkIfChipInitialized(ioport) == FALSE) + { + pCurrNvRam = NULL; + WR_HARPOON(ioport+hp_semaphore, 0x00); + XbowInit(ioport, 0); /*Must Init the SCSI before attempting */ + DiagEEPROM(ioport); + } + else + { + if(mbCards < MAX_MB_CARDS) { + pCurrNvRam = &nvRamInfo[mbCards]; + mbCards++; + pCurrNvRam->niBaseAddr = ioport; + RNVRamData(pCurrNvRam); + }else + return((int) FAILURE); + } + }else + pCurrNvRam = NULL; +#if defined (NO_BIOS_OPTION) + pCurrNvRam = NULL; + XbowInit(ioport, 0); /*Must Init the SCSI before attempting */ + DiagEEPROM(ioport); +#endif /* No BIOS Option */ + + WR_HARPOON(ioport+hp_clkctrl_0, CLKCTRL_DEFAULT); + WR_HARPOON(ioport+hp_sys_ctrl, 0x00); + + if(pCurrNvRam) + pCardInfo->si_id = pCurrNvRam->niAdapId; + else + pCardInfo->si_id = (UCHAR)(utilEERead(ioport, (ADAPTER_SCSI_ID/2)) & + (UCHAR)0x0FF); + + pCardInfo->si_lun = 0x00; + pCardInfo->si_fw_revision = ORION_FW_REV; + temp2 = 0x0000; + temp3 = 0x0000; + temp4 = 0x0000; + temp5 = 0x0000; + temp6 = 0x0000; + + for (id = 0; id < (16/2); id++) { + + if(pCurrNvRam){ + temp = (USHORT) pCurrNvRam->niSyncTbl[id]; + temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) + + (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000)); + }else + temp = utilEERead(ioport, (USHORT)((SYNC_RATE_TBL/2)+id)); + + for (i = 0; i < 2; temp >>=8,i++) { + + temp2 >>= 1; + temp3 >>= 1; + temp4 >>= 1; + temp5 >>= 1; + temp6 >>= 1; + switch (temp & 0x3) + { + case AUTO_RATE_20: /* Synchronous, 20 mega-transfers/second */ + temp6 |= 0x8000; /* Fall through */ + case AUTO_RATE_10: /* Synchronous, 10 mega-transfers/second */ + temp5 |= 0x8000; /* Fall through */ + case AUTO_RATE_05: /* Synchronous, 5 mega-transfers/second */ + temp2 |= 0x8000; /* Fall through */ + case AUTO_RATE_00: /* Asynchronous */ + break; + } + + if (temp & DISC_ENABLE_BIT) + temp3 |= 0x8000; + + if (temp & WIDE_NEGO_BIT) + temp4 |= 0x8000; + + } + } + + pCardInfo->si_per_targ_init_sync = temp2; + pCardInfo->si_per_targ_no_disc = temp3; + pCardInfo->si_per_targ_wide_nego = temp4; + pCardInfo->si_per_targ_fast_nego = temp5; + pCardInfo->si_per_targ_ultra_nego = temp6; + + if(pCurrNvRam) + i = pCurrNvRam->niSysConf; + else + i = (UCHAR)(utilEERead(ioport, (SYSTEM_CONFIG/2))); + + if(pCurrNvRam) + ScamFlg = pCurrNvRam->niScamConf; + else + ScamFlg = (UCHAR) utilEERead(ioport, SCAM_CONFIG/2); + + pCardInfo->si_flags = 0x0000; + + if (i & 0x01) + pCardInfo->si_flags |= SCSI_PARITY_ENA; + + if (!(i & 0x02)) + pCardInfo->si_flags |= SOFT_RESET; + + if (i & 0x10) + pCardInfo->si_flags |= EXTENDED_TRANSLATION; + + if (ScamFlg & SCAM_ENABLED) + pCardInfo->si_flags |= FLAG_SCAM_ENABLED; + + if (ScamFlg & SCAM_LEVEL2) + pCardInfo->si_flags |= FLAG_SCAM_LEVEL2; + + j = (RD_HARPOON(ioport+hp_bm_ctrl) & ~SCSI_TERM_ENA_L); + if (i & 0x04) { + j |= SCSI_TERM_ENA_L; + } + WR_HARPOON(ioport+hp_bm_ctrl, j ); + + j = (RD_HARPOON(ioport+hp_ee_ctrl) & ~SCSI_TERM_ENA_H); + if (i & 0x08) { + j |= SCSI_TERM_ENA_H; + } + WR_HARPOON(ioport+hp_ee_ctrl, j ); + + if (!(RD_HARPOON(ioport+hp_page_ctrl) & NARROW_SCSI_CARD)) + + pCardInfo->si_flags |= SUPPORT_16TAR_32LUN; + + pCardInfo->si_card_family = HARPOON_FAMILY; + pCardInfo->si_bustype = BUSTYPE_PCI; + + if(pCurrNvRam){ + pCardInfo->si_card_model[0] = '9'; + switch(pCurrNvRam->niModel & 0x0f){ + case MODEL_LT: + pCardInfo->si_card_model[1] = '3'; + pCardInfo->si_card_model[2] = '0'; + break; + case MODEL_LW: + pCardInfo->si_card_model[1] = '5'; + pCardInfo->si_card_model[2] = '0'; + break; + case MODEL_DL: + pCardInfo->si_card_model[1] = '3'; + pCardInfo->si_card_model[2] = '2'; + break; + case MODEL_DW: + pCardInfo->si_card_model[1] = '5'; + pCardInfo->si_card_model[2] = '2'; + break; + } + }else{ + temp = utilEERead(ioport, (MODEL_NUMB_0/2)); + pCardInfo->si_card_model[0] = (UCHAR)(temp >> 8); + temp = utilEERead(ioport, (MODEL_NUMB_2/2)); + + pCardInfo->si_card_model[1] = (UCHAR)(temp & 0x00FF); + pCardInfo->si_card_model[2] = (UCHAR)(temp >> 8); + } + + if (pCardInfo->si_card_model[1] == '3') + { + if (RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7)) + pCardInfo->si_flags |= LOW_BYTE_TERM; + } + else if (pCardInfo->si_card_model[2] == '0') + { + temp = RD_HARPOON(ioport+hp_xfer_pad); + WR_HARPOON(ioport+hp_xfer_pad, (temp & ~BIT(4))); + if (RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7)) + pCardInfo->si_flags |= LOW_BYTE_TERM; + WR_HARPOON(ioport+hp_xfer_pad, (temp | BIT(4))); + if (RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7)) + pCardInfo->si_flags |= HIGH_BYTE_TERM; + WR_HARPOON(ioport+hp_xfer_pad, temp); + } + else + { + temp = RD_HARPOON(ioport+hp_ee_ctrl); + temp2 = RD_HARPOON(ioport+hp_xfer_pad); + WR_HARPOON(ioport+hp_ee_ctrl, (temp | SEE_CS)); + WR_HARPOON(ioport+hp_xfer_pad, (temp2 | BIT(4))); + temp3 = 0; + for (i = 0; i < 8; i++) + { + temp3 <<= 1; + if (!(RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7))) + temp3 |= 1; + WR_HARPOON(ioport+hp_xfer_pad, (temp2 & ~BIT(4))); + WR_HARPOON(ioport+hp_xfer_pad, (temp2 | BIT(4))); + } + WR_HARPOON(ioport+hp_ee_ctrl, temp); + WR_HARPOON(ioport+hp_xfer_pad, temp2); + if (!(temp3 & BIT(7))) + pCardInfo->si_flags |= LOW_BYTE_TERM; + if (!(temp3 & BIT(6))) + pCardInfo->si_flags |= HIGH_BYTE_TERM; + } + + + ARAM_ACCESS(ioport); + + for ( i = 0; i < 4; i++ ) { + + pCardInfo->si_XlatInfo[i] = + RD_HARPOON(ioport+hp_aramBase+BIOS_DATA_OFFSET+i); + } + + /* return with -1 if no sort, else return with + logical card number sorted by BIOS (zero-based) */ + + pCardInfo->si_relative_cardnum = + (UCHAR)(RD_HARPOON(ioport+hp_aramBase+BIOS_RELATIVE_CARD)-1); + + SGRAM_ACCESS(ioport); + + s_PhaseTbl[0] = phaseDataOut; + s_PhaseTbl[1] = phaseDataIn; + s_PhaseTbl[2] = phaseIllegal; + s_PhaseTbl[3] = phaseIllegal; + s_PhaseTbl[4] = phaseCommand; + s_PhaseTbl[5] = phaseStatus; + s_PhaseTbl[6] = phaseMsgOut; + s_PhaseTbl[7] = phaseMsgIn; + + pCardInfo->si_present = 0x01; + +#if defined(BUGBUG) + + + for (i = 0; i < MAX_CARDS; i++) { + + for (id=0; id<debug_size; id++) + debug_int[i][id] = (UCHAR)0x00; + debug_index[i] = 0; + } + +#endif + + return(0); +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_config_adapter + * + * Description: Setup adapter for normal operation (hard reset). + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +USHORT SccbMgr_config_adapter(PSCCBMGR_INFO pCardInfo) +#else +ULONG SccbMgr_config_adapter(PSCCBMGR_INFO pCardInfo) +#endif +{ + PSCCBcard CurrCard = NULL; + PNVRamInfo pCurrNvRam; + UCHAR i,j,thisCard, ScamFlg; + USHORT temp,sync_bit_map,id; +#if defined(DOS) + USHORT ioport; +#else + ULONG ioport; +#endif + +#if defined(DOS) + ioport = (USHORT)pCardInfo->si_baseaddr; +#else + ioport = pCardInfo->si_baseaddr; +#endif + + for(thisCard =0; thisCard <= MAX_CARDS; thisCard++) { + + if (thisCard == MAX_CARDS) { + + return(FAILURE); + } + + if (BL_Card[thisCard].ioPort == ioport) { + + CurrCard = &BL_Card[thisCard]; + SccbMgrTableInitCard(CurrCard,thisCard); + break; + } + + else if (BL_Card[thisCard].ioPort == 0x00) { + + BL_Card[thisCard].ioPort = ioport; + CurrCard = &BL_Card[thisCard]; + + if(mbCards) + for(i = 0; i < mbCards; i++){ + if(CurrCard->ioPort == nvRamInfo[i].niBaseAddr) + CurrCard->pNvRamInfo = &nvRamInfo[i]; + } + SccbMgrTableInitCard(CurrCard,thisCard); + CurrCard->cardIndex = thisCard; + CurrCard->cardInfo = pCardInfo; + + break; + } + } + + pCurrNvRam = CurrCard->pNvRamInfo; + + if(pCurrNvRam){ + ScamFlg = pCurrNvRam->niScamConf; + } + else{ + ScamFlg = (UCHAR) utilEERead(ioport, SCAM_CONFIG/2); + } + + + BusMasterInit(ioport); + XbowInit(ioport, ScamFlg); + +#if defined (NO_BIOS_OPTION) + + + if (DiagXbow(ioport)) return(FAILURE); + if (DiagBusMaster(ioport)) return(FAILURE); + +#endif /* No BIOS Option */ + + autoLoadDefaultMap(ioport); + + + for (i = 0,id = 0x01; i != pCardInfo->si_id; i++,id <<= 1){} + + WR_HARPOON(ioport+hp_selfid_0, id); + WR_HARPOON(ioport+hp_selfid_1, 0x00); + WR_HARPOON(ioport+hp_arb_id, pCardInfo->si_id); + CurrCard->ourId = pCardInfo->si_id; + + i = (UCHAR) pCardInfo->si_flags; + if (i & SCSI_PARITY_ENA) + WR_HARPOON(ioport+hp_portctrl_1,(HOST_MODE8 | CHK_SCSI_P)); + + j = (RD_HARPOON(ioport+hp_bm_ctrl) & ~SCSI_TERM_ENA_L); + if (i & LOW_BYTE_TERM) + j |= SCSI_TERM_ENA_L; + WR_HARPOON(ioport+hp_bm_ctrl, j); + + j = (RD_HARPOON(ioport+hp_ee_ctrl) & ~SCSI_TERM_ENA_H); + if (i & HIGH_BYTE_TERM) + j |= SCSI_TERM_ENA_H; + WR_HARPOON(ioport+hp_ee_ctrl, j ); + + + if (!(pCardInfo->si_flags & SOFT_RESET)) { + + sresb(ioport,thisCard); + + scini(thisCard, pCardInfo->si_id, 0); + } + + + + if (pCardInfo->si_flags & POST_ALL_UNDERRRUNS) + CurrCard->globalFlags |= F_NO_FILTER; + + if(pCurrNvRam){ + if(pCurrNvRam->niSysConf & 0x10) + CurrCard->globalFlags |= F_GREEN_PC; + } + else{ + if (utilEERead(ioport, (SYSTEM_CONFIG/2)) & GREEN_PC_ENA) + CurrCard->globalFlags |= F_GREEN_PC; + } + + /* Set global flag to indicate Re-Negotiation to be done on all + ckeck condition */ + if(pCurrNvRam){ + if(pCurrNvRam->niScsiConf & 0x04) + CurrCard->globalFlags |= F_DO_RENEGO; + } + else{ + if (utilEERead(ioport, (SCSI_CONFIG/2)) & RENEGO_ENA) + CurrCard->globalFlags |= F_DO_RENEGO; + } + + if(pCurrNvRam){ + if(pCurrNvRam->niScsiConf & 0x08) + CurrCard->globalFlags |= F_CONLUN_IO; + } + else{ + if (utilEERead(ioport, (SCSI_CONFIG/2)) & CONNIO_ENA) + CurrCard->globalFlags |= F_CONLUN_IO; + } + + + temp = pCardInfo->si_per_targ_no_disc; + + for (i = 0,id = 1; i < MAX_SCSI_TAR; i++, id <<= 1) { + + if (temp & id) + sccbMgrTbl[thisCard][i].TarStatus |= TAR_ALLOW_DISC; + } + + sync_bit_map = 0x0001; + + for (id = 0; id < (MAX_SCSI_TAR/2); id++) { + + if(pCurrNvRam){ + temp = (USHORT) pCurrNvRam->niSyncTbl[id]; + temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) + + (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000)); + }else + temp = utilEERead(ioport, (USHORT)((SYNC_RATE_TBL/2)+id)); + + for (i = 0; i < 2; temp >>=8,i++) { + + if (pCardInfo->si_per_targ_init_sync & sync_bit_map) { + + sccbMgrTbl[thisCard][id*2+i].TarEEValue = (UCHAR)temp; + } + + else { + sccbMgrTbl[thisCard][id*2+i].TarStatus |= SYNC_SUPPORTED; + sccbMgrTbl[thisCard][id*2+i].TarEEValue = + (UCHAR)(temp & ~EE_SYNC_MASK); + } + +#if defined(WIDE_SCSI) +/* if ((pCardInfo->si_per_targ_wide_nego & sync_bit_map) || + (id*2+i >= 8)){ +*/ + if (pCardInfo->si_per_targ_wide_nego & sync_bit_map){ + + sccbMgrTbl[thisCard][id*2+i].TarEEValue |= EE_WIDE_SCSI; + + } + + else { /* NARROW SCSI */ + sccbMgrTbl[thisCard][id*2+i].TarStatus |= WIDE_NEGOCIATED; + } + +#else + sccbMgrTbl[thisCard][id*2+i].TarStatus |= WIDE_NEGOCIATED; +#endif + + + sync_bit_map <<= 1; + + + + } + } + + WR_HARPOON((ioport+hp_semaphore), + (UCHAR)(RD_HARPOON((ioport+hp_semaphore)) | SCCB_MGR_PRESENT)); + +#if defined(DOS) + return((USHORT)CurrCard); +#else + return((ULONG)CurrCard); +#endif +} + +#else /* end (FW_TYPE==_SCCB_MGR_) */ + + + +STATIC s16bits FP_PresenceCheck(PMGR_INFO pMgrInfo) +{ + PMGR_ENTRYPNTS pMgr_EntryPnts = &pMgrInfo->mi_Functions; + + pMgr_EntryPnts->UCBMgr_probe_adapter = probe_adapter; + pMgr_EntryPnts->UCBMgr_init_adapter = init_adapter; + pMgr_EntryPnts->UCBMgr_start_UCB = SccbMgr_start_sccb; + pMgr_EntryPnts->UCBMgr_build_UCB = build_UCB; + pMgr_EntryPnts->UCBMgr_abort_UCB = SccbMgr_abort_sccb; + pMgr_EntryPnts->UCBMgr_my_int = SccbMgr_my_int; + pMgr_EntryPnts->UCBMgr_isr = SccbMgr_isr; + pMgr_EntryPnts->UCBMgr_scsi_reset = SccbMgr_scsi_reset; + pMgr_EntryPnts->UCBMgr_timer_expired = SccbMgr_timer_expired; +#ifndef NO_IOCTLS + pMgr_EntryPnts->UCBMgr_unload_card = SccbMgr_unload_card; + pMgr_EntryPnts->UCBMgr_save_foreign_state = + SccbMgr_save_foreign_state; + pMgr_EntryPnts->UCBMgr_restore_foreign_state = + SccbMgr_restore_foreign_state; + pMgr_EntryPnts->UCBMgr_restore_native_state = + SccbMgr_restore_native_state; +#endif /*NO_IOCTLS*/ + + pMgrInfo->mi_SGListFormat=0x01; + pMgrInfo->mi_DataPtrFormat=0x01; + pMgrInfo->mi_MaxSGElements= (u16bits) 0xffffffff; + pMgrInfo->mi_MgrPrivateLen=sizeof(SCCB); + pMgrInfo->mi_PCIVendorID=BL_VENDOR_ID; + pMgrInfo->mi_PCIDeviceID=FP_DEVICE_ID; + pMgrInfo->mi_MgrAttributes= ATTR_IO_MAPPED + + ATTR_PHYSICAL_ADDRESS + + ATTR_VIRTUAL_ADDRESS + + ATTR_OVERLAPPED_IO_IOCTLS_OK; + pMgrInfo->mi_IoRangeLen = 256; + return(0); +} + + + +/*--------------------------------------------------------------------- + * + * Function: probe_adapter + * + * Description: Setup and/or Search for cards and return info to caller. + * + *---------------------------------------------------------------------*/ +STATIC s32bits probe_adapter(PADAPTER_INFO pAdapterInfo) +{ + u16bits temp,temp2,temp3,temp4; + u08bits i,j,id; + +#if defined(DOS) +#else + static u08bits first_time = 1; +#endif + BASE_PORT ioport; + PNVRamInfo pCurrNvRam; + + ioport = (BASE_PORT)pAdapterInfo->ai_baseaddr; + + + + if (RD_HARPOON(ioport+hp_vendor_id_0) != ORION_VEND_0) + return(1); + + if ((RD_HARPOON(ioport+hp_vendor_id_1) != ORION_VEND_1)) + return(2); + + if ((RD_HARPOON(ioport+hp_device_id_0) != ORION_DEV_0)) + return(3); + + if ((RD_HARPOON(ioport+hp_device_id_1) != ORION_DEV_1)) + return(4); + + + if (RD_HARPOON(ioport+hp_rev_num) != 0x0f){ + + +/* For new Harpoon then check for sub_device ID LSB + the bits(0-3) must be all ZERO for compatible with + current version of SCCBMgr, else skip this Harpoon + device. */ + + if (RD_HARPOON(ioport+hp_sub_device_id_0) & 0x0f) + return(5); + } + + if (first_time) { + + SccbMgrTableInitAll(); + first_time = 0; + mbCards = 0; + } + + if(RdStack(ioport, 0) != 0x00) { + if(ChkIfChipInitialized(ioport) == FALSE) + { + pCurrNvRam = NULL; + WR_HARPOON(ioport+hp_semaphore, 0x00); + XbowInit(ioport, 0); /*Must Init the SCSI before attempting */ + DiagEEPROM(ioport); + } + else + { + if(mbCards < MAX_MB_CARDS) { + pCurrNvRam = &nvRamInfo[mbCards]; + mbCards++; + pCurrNvRam->niBaseAddr = ioport; + RNVRamData(pCurrNvRam); + }else + return((int) FAILURE); + } + }else + pCurrNvRam = NULL; + +#if defined (NO_BIOS_OPTION) + pCurrNvRam = NULL; + XbowInit(ioport, 0); /*Must Init the SCSI before attempting */ + DiagEEPROM(ioport); +#endif /* No BIOS Option */ + + WR_HARPOON(ioport+hp_clkctrl_0, CLKCTRL_DEFAULT); + WR_HARPOON(ioport+hp_sys_ctrl, 0x00); + + if(pCurrNvRam) + pAdapterInfo->ai_id = pCurrNvRam->niAdapId; + else + pAdapterInfo->ai_id = (u08bits)(utilEERead(ioport, (ADAPTER_SCSI_ID/2)) & + (u08bits)0x0FF); + + pAdapterInfo->ai_lun = 0x00; + pAdapterInfo->ai_fw_revision[0] = '3'; + pAdapterInfo->ai_fw_revision[1] = '1'; + pAdapterInfo->ai_fw_revision[2] = '1'; + pAdapterInfo->ai_fw_revision[3] = ' '; + pAdapterInfo->ai_NumChannels = 1; + + temp2 = 0x0000; + temp3 = 0x0000; + temp4 = 0x0000; + + for (id = 0; id < (16/2); id++) { + + if(pCurrNvRam){ + temp = (USHORT) pCurrNvRam->niSyncTbl[id]; + temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) + + (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000)); + }else + temp = utilEERead(ioport, (u16bits)((SYNC_RATE_TBL/2)+id)); + + for (i = 0; i < 2; temp >>=8,i++) { + + if ((temp & 0x03) != AUTO_RATE_00) { + + temp2 >>= 0x01; + temp2 |= 0x8000; + } + + else { + temp2 >>= 0x01; + } + + if (temp & DISC_ENABLE_BIT) { + + temp3 >>= 0x01; + temp3 |= 0x8000; + } + + else { + temp3 >>= 0x01; + } + + if (temp & WIDE_NEGO_BIT) { + + temp4 >>= 0x01; + temp4 |= 0x8000; + } + + else { + temp4 >>= 0x01; + } + + } + } + + pAdapterInfo->ai_per_targ_init_sync = temp2; + pAdapterInfo->ai_per_targ_no_disc = temp3; + pAdapterInfo->ai_per_targ_wide_nego = temp4; + if(pCurrNvRam) + i = pCurrNvRam->niSysConf; + else + i = (u08bits)(utilEERead(ioport, (SYSTEM_CONFIG/2))); + + /* + ** interrupts always level-triggered for FlashPoint + */ + pAdapterInfo->ai_stateinfo |= LEVEL_TRIG; + + if (i & 0x01) + pAdapterInfo->ai_stateinfo |= SCSI_PARITY_ENA; + + if (i & 0x02) /* SCSI Bus reset in AutoSCSI Set ? */ + { + if(pCurrNvRam) + { + j = pCurrNvRam->niScamConf; + } + else + { + j = (u08bits) utilEERead(ioport, SCAM_CONFIG/2); + } + if(j & SCAM_ENABLED) + { + if(j & SCAM_LEVEL2) + { + pAdapterInfo->ai_stateinfo |= SCAM2_ENA; + } + else + { + pAdapterInfo->ai_stateinfo |= SCAM1_ENA; + } + } + } + j = (RD_HARPOON(ioport+hp_bm_ctrl) & ~SCSI_TERM_ENA_L); + if (i & 0x04) { + j |= SCSI_TERM_ENA_L; + pAdapterInfo->ai_stateinfo |= LOW_BYTE_TERM_ENA; + } + WR_HARPOON(ioport+hp_bm_ctrl, j ); + + j = (RD_HARPOON(ioport+hp_ee_ctrl) & ~SCSI_TERM_ENA_H); + if (i & 0x08) { + j |= SCSI_TERM_ENA_H; + pAdapterInfo->ai_stateinfo |= HIGH_BYTE_TERM_ENA; + } + WR_HARPOON(ioport+hp_ee_ctrl, j ); + + if(RD_HARPOON(ioport + hp_page_ctrl) & BIOS_SHADOW) + { + pAdapterInfo->ai_FlashRomSize = 64 * 1024; /* 64k ROM */ + } + else + { + pAdapterInfo->ai_FlashRomSize = 32 * 1024; /* 32k ROM */ + } + + pAdapterInfo->ai_stateinfo |= (FAST20_ENA | TAG_QUEUE_ENA); + if (!(RD_HARPOON(ioport+hp_page_ctrl) & NARROW_SCSI_CARD)) + { + pAdapterInfo->ai_attributes |= (WIDE_CAPABLE | FAST20_CAPABLE + | SCAM2_CAPABLE + | TAG_QUEUE_CAPABLE + | SUPRESS_UNDERRRUNS_CAPABLE + | SCSI_PARITY_CAPABLE); + pAdapterInfo->ai_MaxTarg = 16; + pAdapterInfo->ai_MaxLun = 32; + } + else + { + pAdapterInfo->ai_attributes |= (FAST20_CAPABLE | SCAM2_CAPABLE + | TAG_QUEUE_CAPABLE + | SUPRESS_UNDERRRUNS_CAPABLE + | SCSI_PARITY_CAPABLE); + pAdapterInfo->ai_MaxTarg = 8; + pAdapterInfo->ai_MaxLun = 8; + } + + pAdapterInfo->ai_product_family = HARPOON_FAMILY; + pAdapterInfo->ai_HBAbustype = BUSTYPE_PCI; + + for (i=0;i<CARD_MODEL_NAMELEN;i++) + { + pAdapterInfo->ai_card_model[i]=' '; /* initialize the ai_card_model */ + } + + if(pCurrNvRam){ + pAdapterInfo->ai_card_model[0] = '9'; + switch(pCurrNvRam->niModel & 0x0f){ + case MODEL_LT: + pAdapterInfo->ai_card_model[1] = '3'; + pAdapterInfo->ai_card_model[2] = '0'; + break; + case MODEL_LW: + pAdapterInfo->ai_card_model[1] = '5'; + pAdapterInfo->ai_card_model[2] = '0'; + break; + case MODEL_DL: + pAdapterInfo->ai_card_model[1] = '3'; + pAdapterInfo->ai_card_model[2] = '2'; + break; + case MODEL_DW: + pAdapterInfo->ai_card_model[1] = '5'; + pAdapterInfo->ai_card_model[2] = '2'; + break; + } + }else{ + temp = utilEERead(ioport, (MODEL_NUMB_0/2)); + pAdapterInfo->ai_card_model[0] = (u08bits)(temp >> 8); + temp = utilEERead(ioport, (MODEL_NUMB_2/2)); + + pAdapterInfo->ai_card_model[1] = (u08bits)(temp & 0x00FF); + pAdapterInfo->ai_card_model[2] = (u08bits)(temp >> 8); + } + + + + pAdapterInfo->ai_FiberProductType = 0; + + pAdapterInfo->ai_secondary_range = 0; + + for (i=0;i<WORLD_WIDE_NAMELEN;i++) + { + pAdapterInfo->ai_worldwidename[i]='\0'; + } + + for (i=0;i<VENDOR_NAMELEN;i++) + { + pAdapterInfo->ai_vendorstring[i]='\0'; + } + pAdapterInfo->ai_vendorstring[0]='B'; + pAdapterInfo->ai_vendorstring[1]='U'; + pAdapterInfo->ai_vendorstring[2]='S'; + pAdapterInfo->ai_vendorstring[3]='L'; + pAdapterInfo->ai_vendorstring[4]='O'; + pAdapterInfo->ai_vendorstring[5]='G'; + pAdapterInfo->ai_vendorstring[6]='I'; + pAdapterInfo->ai_vendorstring[7]='C'; + + for (i=0;i<FAMILY_NAMELEN;i++) + { + pAdapterInfo->ai_AdapterFamilyString[i]='\0'; + } + pAdapterInfo->ai_AdapterFamilyString[0]='F'; + pAdapterInfo->ai_AdapterFamilyString[1]='L'; + pAdapterInfo->ai_AdapterFamilyString[2]='A'; + pAdapterInfo->ai_AdapterFamilyString[3]='S'; + pAdapterInfo->ai_AdapterFamilyString[4]='H'; + pAdapterInfo->ai_AdapterFamilyString[5]='P'; + pAdapterInfo->ai_AdapterFamilyString[6]='O'; + pAdapterInfo->ai_AdapterFamilyString[7]='I'; + pAdapterInfo->ai_AdapterFamilyString[8]='N'; + pAdapterInfo->ai_AdapterFamilyString[9]='T'; + + ARAM_ACCESS(ioport); + + for ( i = 0; i < 4; i++ ) { + + pAdapterInfo->ai_XlatInfo[i] = + RD_HARPOON(ioport+hp_aramBase+BIOS_DATA_OFFSET+i); + } + + /* return with -1 if no sort, else return with + logical card number sorted by BIOS (zero-based) */ + + + pAdapterInfo->ai_relative_cardnum = + (u08bits)(RD_HARPOON(ioport+hp_aramBase+BIOS_RELATIVE_CARD)-1); + + SGRAM_ACCESS(ioport); + + s_PhaseTbl[0] = phaseDataOut; + s_PhaseTbl[1] = phaseDataIn; + s_PhaseTbl[2] = phaseIllegal; + s_PhaseTbl[3] = phaseIllegal; + s_PhaseTbl[4] = phaseCommand; + s_PhaseTbl[5] = phaseStatus; + s_PhaseTbl[6] = phaseMsgOut; + s_PhaseTbl[7] = phaseMsgIn; + + pAdapterInfo->ai_present = 0x01; + +#if defined(BUGBUG) + + + for (i = 0; i < MAX_CARDS; i++) { + + for (id=0; id<debug_size; id++) + debug_int[i][id] = (u08bits)0x00; + debug_index[i] = 0; + } + +#endif + + return(0); +} + + + + + +/*--------------------------------------------------------------------- + * + * Function: init_adapter, exported to BUDI via UCBMgr_init_adapter entry + * + * + * Description: Setup adapter for normal operation (hard reset). + * + *---------------------------------------------------------------------*/ +STATIC CARD_HANDLE init_adapter(PADAPTER_INFO pCardInfo) +{ + PSCCBcard CurrCard; + PNVRamInfo pCurrNvRam; + u08bits i,j,thisCard, ScamFlg; + u16bits temp,sync_bit_map,id; + BASE_PORT ioport; + + ioport = (BASE_PORT)pCardInfo->ai_baseaddr; + + for(thisCard =0; thisCard <= MAX_CARDS; thisCard++) { + + if (thisCard == MAX_CARDS) { + + return(FAILURE); + } + + if (BL_Card[thisCard].ioPort == ioport) { + + CurrCard = &BL_Card[thisCard]; + SccbMgrTableInitCard(CurrCard,thisCard); + break; + } + + else if (BL_Card[thisCard].ioPort == 0x00) { + + BL_Card[thisCard].ioPort = ioport; + CurrCard = &BL_Card[thisCard]; + + if(mbCards) + for(i = 0; i < mbCards; i++){ + if(CurrCard->ioPort == nvRamInfo[i].niBaseAddr) + CurrCard->pNvRamInfo = &nvRamInfo[i]; + } + SccbMgrTableInitCard(CurrCard,thisCard); + CurrCard->cardIndex = thisCard; + CurrCard->cardInfo = pCardInfo; + + break; + } + } + + pCurrNvRam = CurrCard->pNvRamInfo; + + + if(pCurrNvRam){ + ScamFlg = pCurrNvRam->niScamConf; + } + else{ + ScamFlg = (UCHAR) utilEERead(ioport, SCAM_CONFIG/2); + } + + + BusMasterInit(ioport); + XbowInit(ioport, ScamFlg); + +#if defined (NO_BIOS_OPTION) + + + if (DiagXbow(ioport)) return(FAILURE); + if (DiagBusMaster(ioport)) return(FAILURE); + +#endif /* No BIOS Option */ + + autoLoadDefaultMap(ioport); + + + for (i = 0,id = 0x01; i != pCardInfo->ai_id; i++,id <<= 1){} + + WR_HARPOON(ioport+hp_selfid_0, id); + WR_HARPOON(ioport+hp_selfid_1, 0x00); + WR_HARPOON(ioport+hp_arb_id, pCardInfo->ai_id); + CurrCard->ourId = (unsigned char) pCardInfo->ai_id; + + i = (u08bits) pCardInfo->ai_stateinfo; + if (i & SCSI_PARITY_ENA) + WR_HARPOON(ioport+hp_portctrl_1,(HOST_MODE8 | CHK_SCSI_P)); + + j = (RD_HARPOON(ioport+hp_bm_ctrl) & ~SCSI_TERM_ENA_L); + if (i & LOW_BYTE_TERM_ENA) + j |= SCSI_TERM_ENA_L; + WR_HARPOON(ioport+hp_bm_ctrl, j); + + j = (RD_HARPOON(ioport+hp_ee_ctrl) & ~SCSI_TERM_ENA_H); + if (i & HIGH_BYTE_TERM_ENA) + j |= SCSI_TERM_ENA_H; + WR_HARPOON(ioport+hp_ee_ctrl, j ); + + + if (!(pCardInfo->ai_stateinfo & NO_RESET_IN_INIT)) { + + sresb(ioport,thisCard); + + scini(thisCard, (u08bits) pCardInfo->ai_id, 0); + } + + + + if (pCardInfo->ai_stateinfo & SUPRESS_UNDERRRUNS_ENA) + CurrCard->globalFlags |= F_NO_FILTER; + + if(pCurrNvRam){ + if(pCurrNvRam->niSysConf & 0x10) + CurrCard->globalFlags |= F_GREEN_PC; + } + else{ + if (utilEERead(ioport, (SYSTEM_CONFIG/2)) & GREEN_PC_ENA) + CurrCard->globalFlags |= F_GREEN_PC; + } + + /* Set global flag to indicate Re-Negotiation to be done on all + ckeck condition */ + if(pCurrNvRam){ + if(pCurrNvRam->niScsiConf & 0x04) + CurrCard->globalFlags |= F_DO_RENEGO; + } + else{ + if (utilEERead(ioport, (SCSI_CONFIG/2)) & RENEGO_ENA) + CurrCard->globalFlags |= F_DO_RENEGO; + } + + if(pCurrNvRam){ + if(pCurrNvRam->niScsiConf & 0x08) + CurrCard->globalFlags |= F_CONLUN_IO; + } + else{ + if (utilEERead(ioport, (SCSI_CONFIG/2)) & CONNIO_ENA) + CurrCard->globalFlags |= F_CONLUN_IO; + } + + temp = pCardInfo->ai_per_targ_no_disc; + + for (i = 0,id = 1; i < MAX_SCSI_TAR; i++, id <<= 1) { + + if (temp & id) + sccbMgrTbl[thisCard][i].TarStatus |= TAR_ALLOW_DISC; + } + + sync_bit_map = 0x0001; + + for (id = 0; id < (MAX_SCSI_TAR/2); id++){ + + if(pCurrNvRam){ + temp = (USHORT) pCurrNvRam->niSyncTbl[id]; + temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) + + (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000)); + }else + temp = utilEERead(ioport, (u16bits)((SYNC_RATE_TBL/2)+id)); + + for (i = 0; i < 2; temp >>=8,i++){ + + if (pCardInfo->ai_per_targ_init_sync & sync_bit_map){ + + sccbMgrTbl[thisCard][id*2+i].TarEEValue = (u08bits)temp; + } + + else { + sccbMgrTbl[thisCard][id*2+i].TarStatus |= SYNC_SUPPORTED; + sccbMgrTbl[thisCard][id*2+i].TarEEValue = + (u08bits)(temp & ~EE_SYNC_MASK); + } + +#if defined(WIDE_SCSI) +/* if ((pCardInfo->ai_per_targ_wide_nego & sync_bit_map) || + (id*2+i >= 8)){ +*/ + if (pCardInfo->ai_per_targ_wide_nego & sync_bit_map){ + + sccbMgrTbl[thisCard][id*2+i].TarEEValue |= EE_WIDE_SCSI; + + } + + else { /* NARROW SCSI */ + sccbMgrTbl[thisCard][id*2+i].TarStatus |= WIDE_NEGOCIATED; + } + +#else + sccbMgrTbl[thisCard][id*2+i].TarStatus |= WIDE_NEGOCIATED; +#endif + + + sync_bit_map <<= 1; + } + } + + + pCardInfo->ai_SGListFormat=0x01; + pCardInfo->ai_DataPtrFormat=0x01; + pCardInfo->ai_AEN_mask &= SCSI_RESET_COMPLETE; + + WR_HARPOON((ioport+hp_semaphore), + (u08bits)(RD_HARPOON((ioport+hp_semaphore)) | SCCB_MGR_PRESENT)); + + return((u32bits)CurrCard); + +} + + +/*--------------------------------------------------------------------- + * + * Function: build_ucb, exported to BUDI via UCBMgr_build_ucb entry + * + * Description: prepare fw portion of ucb. do not start, resource not guaranteed + * so don't manipulate anything that's derived from states which + * may change + * + *---------------------------------------------------------------------*/ +void build_UCB(CARD_HANDLE pCurrCard, PUCB p_ucb) +{ + + u08bits thisCard; + u08bits i,j; + + PSCCB p_sccb; + + + thisCard = ((PSCCBcard) pCurrCard)->cardIndex; + + + p_sccb=(PSCCB)p_ucb->UCB_MgrPrivatePtr; + + + p_sccb->Sccb_ucb_ptr=p_ucb; + + switch (p_ucb->UCB_opcode & (OPC_DEVICE_RESET+OPC_XFER_SG+OPC_CHK_RESIDUAL)) + { + case OPC_DEVICE_RESET: + p_sccb->OperationCode=RESET_COMMAND; + break; + case OPC_XFER_SG: + p_sccb->OperationCode=SCATTER_GATHER_COMMAND; + break; + case OPC_XFER_SG+OPC_CHK_RESIDUAL: + p_sccb->OperationCode=RESIDUAL_SG_COMMAND; + break; + case OPC_CHK_RESIDUAL: + + p_sccb->OperationCode=RESIDUAL_COMMAND; + break; + default: + p_sccb->OperationCode=SCSI_INITIATOR_COMMAND; + break; + } + + if (p_ucb->UCB_opcode & OPC_TQ_ENABLE) + { + p_sccb->ControlByte = (u08bits)((p_ucb->UCB_opcode & OPC_TQ_MASK)>>2) | F_USE_CMD_Q; + } + else + { + p_sccb->ControlByte = 0; + } + + + p_sccb->CdbLength = (u08bits)p_ucb->UCB_cdblen; + + if (p_ucb->UCB_opcode & OPC_NO_AUTO_SENSE) + { + p_sccb->RequestSenseLength = 0; + } + else + { + p_sccb->RequestSenseLength = (unsigned char) p_ucb->UCB_senselen; + } + + + if (p_ucb->UCB_opcode & OPC_XFER_SG) + { + p_sccb->DataPointer=p_ucb->UCB_virt_dataptr; + p_sccb->DataLength = (((u32bits)p_ucb->UCB_NumSgElements)<<3); + } + else + { + p_sccb->DataPointer=p_ucb->UCB_phys_dataptr; + p_sccb->DataLength=p_ucb->UCB_datalen; + }; + + p_sccb->HostStatus=0; + p_sccb->TargetStatus=0; + p_sccb->TargID=(unsigned char)p_ucb->UCB_targid; + p_sccb->Lun=(unsigned char) p_ucb->UCB_lun; + p_sccb->SccbIOPort=((PSCCBcard)pCurrCard)->ioPort; + + j=p_ucb->UCB_cdblen; + for (i=0;i<j;i++) + { + p_sccb->Cdb[i] = p_ucb->UCB_cdb[i]; + } + + p_sccb->SensePointer=p_ucb->UCB_phys_senseptr; + + sinits(p_sccb,thisCard); + +} +#ifndef NO_IOCTLS + +/*--------------------------------------------------------------------- + * + * Function: GetDevSyncRate + * + *---------------------------------------------------------------------*/ +STATIC int GetDevSyncRate(PSCCBcard pCurrCard,PUCB p_ucb) +{ + struct _SYNC_RATE_INFO * pSyncStr; + PSCCBMgr_tar_info currTar_Info; + BASE_PORT ioport; + u08bits scsiID, j; + +#if (FW_TYPE != _SCCB_MGR_) + if( p_ucb->UCB_targid >= pCurrCard->cardInfo->ai_MaxTarg ) + { + return(1); + } +#endif + + ioport = pCurrCard->ioPort; + pSyncStr = (struct _SYNC_RATE_INFO *) p_ucb->UCB_virt_dataptr; + scsiID = (u08bits) p_ucb->UCB_targid; + currTar_Info = &sccbMgrTbl[pCurrCard->cardIndex][scsiID]; + j = currTar_Info->TarSyncCtrl; + + switch (currTar_Info->TarEEValue & EE_SYNC_MASK) + { + case EE_SYNC_ASYNC: + pSyncStr->RequestMegaXferRate = 0x00; + break; + case EE_SYNC_5MB: + pSyncStr->RequestMegaXferRate = (j & NARROW_SCSI) ? 50 : 100; + break; + case EE_SYNC_10MB: + pSyncStr->RequestMegaXferRate = (j & NARROW_SCSI) ? 100 : 200; + break; + case EE_SYNC_20MB: + pSyncStr->RequestMegaXferRate = (j & NARROW_SCSI) ? 200 : 400; + break; + } + + switch ((j >> 5) & 0x07) + { + case 0x00: + if((j & 0x07) == 0x00) + { + pSyncStr->ActualMegaXferRate = 0x00; /* Async Mode */ + } + else + { + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 200 : 400; + } + break; + case 0x01: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 100 : 200; + break; + case 0x02: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 66 : 122; + break; + case 0x03: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 50 : 100; + break; + case 0x04: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 40 : 80; + break; + case 0x05: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 33 : 66; + break; + case 0x06: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 28 : 56; + break; + case 0x07: + pSyncStr->ActualMegaXferRate = (j & NARROW_SCSI) ? 25 : 50; + break; + } + pSyncStr->NegotiatedOffset = j & 0x0f; + + return(0); +} + +/*--------------------------------------------------------------------- + * + * Function: SetDevSyncRate + * + *---------------------------------------------------------------------*/ +STATIC int SetDevSyncRate(PSCCBcard pCurrCard, PUCB p_ucb) +{ + struct _SYNC_RATE_INFO * pSyncStr; + PSCCBMgr_tar_info currTar_Info; + BASE_PORT ioPort; + u08bits scsiID, i, j, syncVal; + u16bits syncOffset, actualXferRate; + union { + u08bits tempb[2]; + u16bits tempw; + }temp2; + +#if (FW_TYPE != _SCCB_MGR_) + if( p_ucb->UCB_targid >= pCurrCard->cardInfo->ai_MaxTarg ) + { + return(1); + } +#endif + + ioPort = pCurrCard->ioPort; + pSyncStr = (struct _SYNC_RATE_INFO *) p_ucb->UCB_virt_dataptr; + scsiID = (u08bits) p_ucb->UCB_targid; + currTar_Info = &sccbMgrTbl[pCurrCard->cardIndex][scsiID]; + i = RD_HARPOON(ioPort+hp_xfer_pad); /* Save current value */ + WR_HARPOON(ioPort+hp_xfer_pad, (i | ID_UNLOCK)); + WR_HARPOON(ioPort+hp_select_id, ((scsiID << 4) | scsiID)); + j = RD_HARPOON(ioPort+hp_synctarg_0); + WR_HARPOON(ioPort+hp_xfer_pad, i); /* restore value */ + + actualXferRate = pSyncStr->ActualMegaXferRate; + if(!(j & NARROW_SCSI)) + { + actualXferRate <<= 1; + } + if(actualXferRate == 0x00) + { + syncVal = EE_SYNC_ASYNC; /* Async Mode */ + } + if(actualXferRate == 0x0200) + { + syncVal = EE_SYNC_20MB; /* 20/40 MB Mode */ + } + if(actualXferRate > 0x0050 && actualXferRate < 0x0200 ) + { + syncVal = EE_SYNC_10MB; /* 10/20 MB Mode */ + } + else + { + syncVal = EE_SYNC_5MB; /* 5/10 MB Mode */ + } + if(currTar_Info->TarEEValue && EE_SYNC_MASK == syncVal) + return(0); + currTar_Info->TarEEValue = (currTar_Info->TarEEValue & !EE_SYNC_MASK) + | syncVal; + syncOffset = (SYNC_RATE_TBL + scsiID) / 2; + temp2.tempw = utilEERead(ioPort, syncOffset); + if(scsiID & 0x01) + { + temp2.tempb[0] = (temp2.tempb[0] & !EE_SYNC_MASK) | syncVal; + } + else + { + temp2.tempb[1] = (temp2.tempb[1] & !EE_SYNC_MASK) | syncVal; + } + utilEEWriteOnOff(ioPort, 1); + utilEEWrite(ioPort, temp2.tempw, syncOffset); + utilEEWriteOnOff(ioPort, 0); + UpdateCheckSum(ioPort); + + return(0); +} +/*--------------------------------------------------------------------- + * + * Function: GetDevWideMode + * + *---------------------------------------------------------------------*/ +int GetDevWideMode(PSCCBcard pCurrCard,PUCB p_ucb) +{ + u08bits *pData; + + pData = (u08bits *)p_ucb->UCB_virt_dataptr; + if(sccbMgrTbl[pCurrCard->cardIndex][p_ucb->UCB_targid].TarEEValue + & EE_WIDE_SCSI) + { + *pData = 1; + } + else + { + *pData = 0; + } + + return(0); +} + +/*--------------------------------------------------------------------- + * + * Function: SetDevWideMode + * + *---------------------------------------------------------------------*/ +int SetDevWideMode(PSCCBcard pCurrCard,PUCB p_ucb) +{ + u08bits *pData; + PSCCBMgr_tar_info currTar_Info; + BASE_PORT ioPort; + u08bits scsiID, scsiWideMode; + u16bits syncOffset; + union { + u08bits tempb[2]; + u16bits tempw; + }temp2; + +#if (FW_TYPE != _SCCB_MGR_) + if( !(pCurrCard->cardInfo->ai_attributes & WIDE_CAPABLE) ) + { + return(1); + } + + if( p_ucb->UCB_targid >= pCurrCard->cardInfo->ai_MaxTarg ) + { + return(1); + } +#endif + + ioPort = pCurrCard->ioPort; + pData = (u08bits *)p_ucb->UCB_virt_dataptr; + scsiID = (u08bits) p_ucb->UCB_targid; + currTar_Info = &sccbMgrTbl[pCurrCard->cardIndex][scsiID]; + + if(*pData) + { + if(currTar_Info->TarEEValue & EE_WIDE_SCSI) + { + return(0); + } + else + { + scsiWideMode = EE_WIDE_SCSI; + } + } + else + { + if(!(currTar_Info->TarEEValue & EE_WIDE_SCSI)) + { + return(0); + } + else + { + scsiWideMode = 0; + } + } + currTar_Info->TarEEValue = (currTar_Info->TarEEValue & !EE_WIDE_SCSI) + | scsiWideMode; + + syncOffset = (SYNC_RATE_TBL + scsiID) / 2; + temp2.tempw = utilEERead(ioPort, syncOffset); + if(scsiID & 0x01) + { + temp2.tempb[0] = (temp2.tempb[0] & !EE_WIDE_SCSI) | scsiWideMode; + } + else + { + temp2.tempb[1] = (temp2.tempb[1] & !EE_WIDE_SCSI) | scsiWideMode; + } + utilEEWriteOnOff(ioPort, 1); + utilEEWrite(ioPort, temp2.tempw, syncOffset); + utilEEWriteOnOff(ioPort, 0); + UpdateCheckSum(ioPort); + + return(0); +} + +/*--------------------------------------------------------------------- + * + * Function: ReadNVRam + * + *---------------------------------------------------------------------*/ +void ReadNVRam(PSCCBcard pCurrCard,PUCB p_ucb) +{ + u08bits *pdata; + u16bits i,numwrds,numbytes,offset,temp; + u08bits OneMore = FALSE; +#if defined(DOS) + u16bits ioport; +#else + u32bits ioport; +#endif + + numbytes = (u16bits) p_ucb->UCB_datalen; + ioport = pCurrCard->ioPort; + pdata = (u08bits *) p_ucb->UCB_virt_dataptr; + offset = (u16bits) (p_ucb->UCB_IOCTLParams[0]); + + + + if (offset & 0x1) + { + *((u16bits*) pdata) = utilEERead(ioport,(u16bits)((offset - 1) / 2)); /* 16 bit read */ + *pdata = *(pdata + 1); + ++offset; + ++pdata; + --numbytes; + } + + numwrds = numbytes / 2; + if (numbytes & 1) + OneMore = TRUE; + + for (i = 0; i < numwrds; i++) + { + *((u16bits*) pdata) = utilEERead(ioport,(u16bits)(offset / 2)); + pdata += 2; + offset += 2; + } + if (OneMore) + { + --pdata; + -- offset; + temp = utilEERead(ioport,(u16bits)(offset / 2)); + *pdata = (u08bits) (temp); + } + +} /* end proc ReadNVRam */ + + +/*--------------------------------------------------------------------- + * + * Function: WriteNVRam + * + *---------------------------------------------------------------------*/ +void WriteNVRam(PSCCBcard pCurrCard,PUCB p_ucb) +{ + u08bits *pdata; + u16bits i,numwrds,numbytes,offset, eeprom_end; + u08bits OneMore = FALSE; + union { + u08bits tempb[2]; + u16bits tempw; + } temp2; + +#if defined(DOS) + u16bits ioport; +#else + u32bits ioport; +#endif + + numbytes = (u16bits) p_ucb->UCB_datalen; + ioport = pCurrCard->ioPort; + pdata = (u08bits *) p_ucb->UCB_virt_dataptr; + offset = (u16bits) (p_ucb->UCB_IOCTLParams[0]); + + if (RD_HARPOON(ioport+hp_page_ctrl) & NARROW_SCSI_CARD) + eeprom_end = 512; + else + eeprom_end = 768; + + if(offset > eeprom_end) + return; + + if((offset + numbytes) > eeprom_end) + numbytes = eeprom_end - offset; + + utilEEWriteOnOff(ioport,1); /* Enable write access to the EEPROM */ + + + + if (offset & 0x1) + { + temp2.tempw = utilEERead(ioport,(u16bits)((offset - 1) / 2)); /* 16 bit read */ + temp2.tempb[1] = *pdata; + utilEEWrite(ioport, temp2.tempw, (u16bits)((offset -1) / 2)); + *pdata = *(pdata + 1); + ++offset; + ++pdata; + --numbytes; + } + + numwrds = numbytes / 2; + if (numbytes & 1) + OneMore = TRUE; + + for (i = 0; i < numwrds; i++) + { + utilEEWrite(ioport, *((pu16bits)pdata),(u16bits)(offset / 2)); + pdata += 2; + offset += 2; + } + if (OneMore) + { + + temp2.tempw = utilEERead(ioport,(u16bits)(offset / 2)); + temp2.tempb[0] = *pdata; + utilEEWrite(ioport, temp2.tempw, (u16bits)(offset / 2)); + } + utilEEWriteOnOff(ioport,0); /* Turn off write access */ + UpdateCheckSum((u32bits)ioport); + +} /* end proc WriteNVRam */ + + + +/*--------------------------------------------------------------------- + * + * Function: UpdateCheckSum + * + * Description: Update Check Sum in EEPROM + * + *---------------------------------------------------------------------*/ + + +void UpdateCheckSum(u32bits baseport) +{ + USHORT i,sum_data, eeprom_end; + + sum_data = 0x0000; + + + if (RD_HARPOON(baseport+hp_page_ctrl) & NARROW_SCSI_CARD) + eeprom_end = 512; + else + eeprom_end = 768; + + for (i = 1; i < eeprom_end/2; i++) + { + sum_data += utilEERead(baseport, i); + } + + utilEEWriteOnOff(baseport,1); /* Enable write access to the EEPROM */ + + utilEEWrite(baseport, sum_data, EEPROM_CHECK_SUM/2); + utilEEWriteOnOff(baseport,0); /* Turn off write access */ +} + +void SccbMgr_save_foreign_state(PADAPTER_INFO pAdapterInfo) +{ +} + + +void SccbMgr_restore_foreign_state(CARD_HANDLE pCurrCard) +{ +} + +void SccbMgr_restore_native_state(CARD_HANDLE pCurrCard) +{ +} + +#endif /* NO_IOCTLS */ + +#endif /* (FW_TYPE==_UCB_MGR_) */ + +#ifndef NO_IOCTLS +#if (FW_TYPE==_UCB_MGR_) +void SccbMgr_unload_card(CARD_HANDLE pCurrCard) +#else +#if defined(DOS) +void SccbMgr_unload_card(USHORT pCurrCard) +#else +void SccbMgr_unload_card(ULONG pCurrCard) +#endif +#endif +{ + UCHAR i; +#if defined(DOS) + USHORT portBase; + USHORT regOffset; +#else + ULONG portBase; + ULONG regOffset; +#endif + ULONG scamData; +#if defined(OS2) + ULONG far *pScamTbl; +#else + ULONG *pScamTbl; +#endif + PNVRamInfo pCurrNvRam; + + pCurrNvRam = ((PSCCBcard)pCurrCard)->pNvRamInfo; + + if(pCurrNvRam){ + WrStack(pCurrNvRam->niBaseAddr, 0, pCurrNvRam->niModel); + WrStack(pCurrNvRam->niBaseAddr, 1, pCurrNvRam->niSysConf); + WrStack(pCurrNvRam->niBaseAddr, 2, pCurrNvRam->niScsiConf); + WrStack(pCurrNvRam->niBaseAddr, 3, pCurrNvRam->niScamConf); + WrStack(pCurrNvRam->niBaseAddr, 4, pCurrNvRam->niAdapId); + + for(i = 0; i < MAX_SCSI_TAR / 2; i++) + WrStack(pCurrNvRam->niBaseAddr, (UCHAR)(i+5), pCurrNvRam->niSyncTbl[i]); + + portBase = pCurrNvRam->niBaseAddr; + + for(i = 0; i < MAX_SCSI_TAR; i++){ + regOffset = hp_aramBase + 64 + i*4; +#if defined(OS2) + pScamTbl = (ULONG far *) &pCurrNvRam->niScamTbl[i]; +#else + pScamTbl = (ULONG *) &pCurrNvRam->niScamTbl[i]; +#endif + scamData = *pScamTbl; + WR_HARP32(portBase, regOffset, scamData); + } + + }else{ + WrStack(((PSCCBcard)pCurrCard)->ioPort, 0, 0); + } +} +#endif /* NO_IOCTLS */ + + +void RNVRamData(PNVRamInfo pNvRamInfo) +{ + UCHAR i; +#if defined(DOS) + USHORT portBase; + USHORT regOffset; +#else + ULONG portBase; + ULONG regOffset; +#endif + ULONG scamData; +#if defined (OS2) + ULONG far *pScamTbl; +#else + ULONG *pScamTbl; +#endif + + pNvRamInfo->niModel = RdStack(pNvRamInfo->niBaseAddr, 0); + pNvRamInfo->niSysConf = RdStack(pNvRamInfo->niBaseAddr, 1); + pNvRamInfo->niScsiConf = RdStack(pNvRamInfo->niBaseAddr, 2); + pNvRamInfo->niScamConf = RdStack(pNvRamInfo->niBaseAddr, 3); + pNvRamInfo->niAdapId = RdStack(pNvRamInfo->niBaseAddr, 4); + + for(i = 0; i < MAX_SCSI_TAR / 2; i++) + pNvRamInfo->niSyncTbl[i] = RdStack(pNvRamInfo->niBaseAddr, (UCHAR)(i+5)); + + portBase = pNvRamInfo->niBaseAddr; + + for(i = 0; i < MAX_SCSI_TAR; i++){ + regOffset = hp_aramBase + 64 + i*4; + RD_HARP32(portBase, regOffset, scamData); +#if defined(OS2) + pScamTbl = (ULONG far *) &pNvRamInfo->niScamTbl[i]; +#else + pScamTbl = (ULONG *) &pNvRamInfo->niScamTbl[i]; +#endif + *pScamTbl = scamData; + } + +} + +#if defined(DOS) +UCHAR RdStack(USHORT portBase, UCHAR index) +#else +UCHAR RdStack(ULONG portBase, UCHAR index) +#endif +{ + WR_HARPOON(portBase + hp_stack_addr, index); + return(RD_HARPOON(portBase + hp_stack_data)); +} + +#if defined(DOS) +void WrStack(USHORT portBase, UCHAR index, UCHAR data) +#else +void WrStack(ULONG portBase, UCHAR index, UCHAR data) +#endif +{ + WR_HARPOON(portBase + hp_stack_addr, index); + WR_HARPOON(portBase + hp_stack_data, data); +} + + +#if (FW_TYPE==_UCB_MGR_) +u08bits ChkIfChipInitialized(BASE_PORT ioPort) +#else +#if defined(DOS) +UCHAR ChkIfChipInitialized(USHORT ioPort) +#else +UCHAR ChkIfChipInitialized(ULONG ioPort) +#endif +#endif +{ + if((RD_HARPOON(ioPort + hp_arb_id) & 0x0f) != RdStack(ioPort, 4)) + return(FALSE); + if((RD_HARPOON(ioPort + hp_clkctrl_0) & CLKCTRL_DEFAULT) + != CLKCTRL_DEFAULT) + return(FALSE); + if((RD_HARPOON(ioPort + hp_seltimeout) == TO_250ms) || + (RD_HARPOON(ioPort + hp_seltimeout) == TO_290ms)) + return(TRUE); + return(FALSE); + +} +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_start_sccb + * + * Description: Start a command pointed to by p_Sccb. When the + * command is completed it will be returned via the + * callback function. + * + *---------------------------------------------------------------------*/ +#if (FW_TYPE==_UCB_MGR_) +void SccbMgr_start_sccb(CARD_HANDLE pCurrCard, PUCB p_ucb) +#else +#if defined(DOS) +void SccbMgr_start_sccb(USHORT pCurrCard, PSCCB p_Sccb) +#else +void SccbMgr_start_sccb(ULONG pCurrCard, PSCCB p_Sccb) +#endif +#endif +{ +#if defined(DOS) + USHORT ioport; +#else + ULONG ioport; +#endif + UCHAR thisCard, lun; + PSCCB pSaveSccb; + CALL_BK_FN callback; + +#if (FW_TYPE==_UCB_MGR_) + PSCCB p_Sccb; +#endif + + mOS_Lock((PSCCBcard)pCurrCard); + thisCard = ((PSCCBcard) pCurrCard)->cardIndex; + ioport = ((PSCCBcard) pCurrCard)->ioPort; + +#if (FW_TYPE==_UCB_MGR_) + p_Sccb = (PSCCB)p_ucb->UCB_MgrPrivatePtr; +#endif + + if((p_Sccb->TargID > MAX_SCSI_TAR) || (p_Sccb->Lun > MAX_LUN)) + { + +#if (FW_TYPE==_UCB_MGR_) + p_ucb->UCB_hbastat = SCCB_COMPLETE; + p_ucb->UCB_status=SCCB_ERROR; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); +#endif + +#if (FW_TYPE==_SCCB_MGR_) + p_Sccb->HostStatus = SCCB_COMPLETE; + p_Sccb->SccbStatus = SCCB_ERROR; + callback = (CALL_BK_FN)p_Sccb->SccbCallback; + if (callback) + callback(p_Sccb); +#endif + + mOS_UnLock((PSCCBcard)pCurrCard); + return; + } + +#if (FW_TYPE==_SCCB_MGR_) + sinits(p_Sccb,thisCard); +#endif + + +#if (FW_TYPE==_UCB_MGR_) +#ifndef NO_IOCTLS + + if (p_ucb->UCB_opcode & OPC_IOCTL) + { + + switch (p_ucb->UCB_IOCTLCommand) + { + case READ_NVRAM: + ReadNVRam((PSCCBcard)pCurrCard,p_ucb); + p_ucb->UCB_status=UCB_SUCCESS; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + + case WRITE_NVRAM: + WriteNVRam((PSCCBcard)pCurrCard,p_ucb); + p_ucb->UCB_status=UCB_SUCCESS; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + + case SEND_SCSI_PASSTHRU: +#if (FW_TYPE != _SCCB_MGR_) + if( p_ucb->UCB_targid >= + ((PSCCBcard)pCurrCard)->cardInfo->ai_MaxTarg ) + { + p_ucb->UCB_status = UCB_ERROR; + p_ucb->UCB_hbastat = HASTAT_HW_ERROR; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + } +#endif + break; + + case HARD_RESET: + p_ucb->UCB_status = UCB_INVALID; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + case GET_DEVICE_SYNCRATE: + if( !GetDevSyncRate((PSCCBcard)pCurrCard,p_ucb) ) + { + p_ucb->UCB_status = UCB_SUCCESS; + } + else + { + p_ucb->UCB_status = UCB_ERROR; + p_ucb->UCB_hbastat = HASTAT_HW_ERROR; + } + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + case SET_DEVICE_SYNCRATE: + if( !SetDevSyncRate((PSCCBcard)pCurrCard,p_ucb) ) + { + p_ucb->UCB_status = UCB_SUCCESS; + } + else + { + p_ucb->UCB_status = UCB_ERROR; + p_ucb->UCB_hbastat = HASTAT_HW_ERROR; + } + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + case GET_WIDE_MODE: + if( !GetDevWideMode((PSCCBcard)pCurrCard,p_ucb) ) + { + p_ucb->UCB_status = UCB_SUCCESS; + } + else + { + p_ucb->UCB_status = UCB_ERROR; + p_ucb->UCB_hbastat = HASTAT_HW_ERROR; + } + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + case SET_WIDE_MODE: + if( !SetDevWideMode((PSCCBcard)pCurrCard,p_ucb) ) + { + p_ucb->UCB_status = UCB_SUCCESS; + } + else + { + p_ucb->UCB_status = UCB_ERROR; + p_ucb->UCB_hbastat = HASTAT_HW_ERROR; + } + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + default: + p_ucb->UCB_status=UCB_INVALID; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + if (callback) + callback(p_ucb); + mOS_UnLock((PSCCBcard)pCurrCard); + return; + } + } +#endif /* NO_IOCTLS */ +#endif /* (FW_TYPE==_UCB_MGR_) */ + + + if (!((PSCCBcard) pCurrCard)->cmdCounter) + { + WR_HARPOON(ioport+hp_semaphore, (RD_HARPOON(ioport+hp_semaphore) + | SCCB_MGR_ACTIVE)); + + if (((PSCCBcard) pCurrCard)->globalFlags & F_GREEN_PC) + { + WR_HARPOON(ioport+hp_clkctrl_0, CLKCTRL_DEFAULT); + WR_HARPOON(ioport+hp_sys_ctrl, 0x00); + } + } + + ((PSCCBcard)pCurrCard)->cmdCounter++; + + if (RD_HARPOON(ioport+hp_semaphore) & BIOS_IN_USE) { + + WR_HARPOON(ioport+hp_semaphore, (RD_HARPOON(ioport+hp_semaphore) + | TICKLE_ME)); + if(p_Sccb->OperationCode == RESET_COMMAND) + { + pSaveSccb = ((PSCCBcard) pCurrCard)->currentSCCB; + ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb; + queueSelectFail(&BL_Card[thisCard], thisCard); + ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSccb; + } + else + { + queueAddSccb(p_Sccb,thisCard); + } + } + + else if ((RD_HARPOON(ioport+hp_page_ctrl) & G_INT_DISABLE)) { + + if(p_Sccb->OperationCode == RESET_COMMAND) + { + pSaveSccb = ((PSCCBcard) pCurrCard)->currentSCCB; + ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb; + queueSelectFail(&BL_Card[thisCard], thisCard); + ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSccb; + } + else + { + queueAddSccb(p_Sccb,thisCard); + } + } + + else { + + MDISABLE_INT(ioport); + + if((((PSCCBcard) pCurrCard)->globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[thisCard][p_Sccb->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + lun = p_Sccb->Lun; + else + lun = 0; + if ((((PSCCBcard) pCurrCard)->currentSCCB == NULL) && + (sccbMgrTbl[thisCard][p_Sccb->TargID].TarSelQ_Cnt == 0) && + (sccbMgrTbl[thisCard][p_Sccb->TargID].TarLUNBusy[lun] + == FALSE)) { + + ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb; + mOS_UnLock((PSCCBcard)pCurrCard); +#if defined(DOS) + ssel((USHORT)p_Sccb->SccbIOPort,thisCard); +#else + ssel(p_Sccb->SccbIOPort,thisCard); +#endif + mOS_Lock((PSCCBcard)pCurrCard); + } + + else { + + if(p_Sccb->OperationCode == RESET_COMMAND) + { + pSaveSccb = ((PSCCBcard) pCurrCard)->currentSCCB; + ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb; + queueSelectFail(&BL_Card[thisCard], thisCard); + ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSccb; + } + else + { + queueAddSccb(p_Sccb,thisCard); + } + } + + + MENABLE_INT(ioport); + } + + mOS_UnLock((PSCCBcard)pCurrCard); +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_abort_sccb + * + * Description: Abort the command pointed to by p_Sccb. When the + * command is completed it will be returned via the + * callback function. + * + *---------------------------------------------------------------------*/ +#if (FW_TYPE==_UCB_MGR_) +s32bits SccbMgr_abort_sccb(CARD_HANDLE pCurrCard, PUCB p_ucb) +#else +#if defined(DOS) +int SccbMgr_abort_sccb(USHORT pCurrCard, PSCCB p_Sccb) +#else +int SccbMgr_abort_sccb(ULONG pCurrCard, PSCCB p_Sccb) +#endif +#endif + +{ +#if defined(DOS) + USHORT ioport; +#else + ULONG ioport; +#endif + + UCHAR thisCard; + CALL_BK_FN callback; + UCHAR TID; + PSCCB pSaveSCCB; + PSCCBMgr_tar_info currTar_Info; + + +#if (FW_TYPE==_UCB_MGR_) + PSCCB p_Sccb; + p_Sccb=(PSCCB)p_ucb->UCB_MgrPrivatePtr; +#endif + + ioport = ((PSCCBcard) pCurrCard)->ioPort; + + thisCard = ((PSCCBcard)pCurrCard)->cardIndex; + + mOS_Lock((PSCCBcard)pCurrCard); + + if (RD_HARPOON(ioport+hp_page_ctrl) & G_INT_DISABLE) + { + mOS_UnLock((PSCCBcard)pCurrCard); + } + + else + { + + if (queueFindSccb(p_Sccb,thisCard)) + { + + mOS_UnLock((PSCCBcard)pCurrCard); + + ((PSCCBcard)pCurrCard)->cmdCounter--; + + if (!((PSCCBcard)pCurrCard)->cmdCounter) + WR_HARPOON(ioport+hp_semaphore,(RD_HARPOON(ioport+hp_semaphore) + & (UCHAR)(~(SCCB_MGR_ACTIVE | TICKLE_ME)) )); + +#if (FW_TYPE==_SCCB_MGR_) + p_Sccb->SccbStatus = SCCB_ABORT; + callback = p_Sccb->SccbCallback; + callback(p_Sccb); +#else + p_ucb->UCB_status=SCCB_ABORT; + callback = (CALL_BK_FN)p_ucb->UCB_callback; + callback(p_ucb); +#endif + + return(0); + } + + else + { + mOS_UnLock((PSCCBcard)pCurrCard); + + if (((PSCCBcard)pCurrCard)->currentSCCB == p_Sccb) + { + p_Sccb->SccbStatus = SCCB_ABORT; + return(0); + + } + + else + { + + TID = p_Sccb->TargID; + + + if(p_Sccb->Sccb_tag) + { + MDISABLE_INT(ioport); + if (((PSCCBcard) pCurrCard)->discQ_Tbl[p_Sccb->Sccb_tag]==p_Sccb) + { + p_Sccb->SccbStatus = SCCB_ABORT; + p_Sccb->Sccb_scsistat = ABORT_ST; +#if (FW_TYPE==_UCB_MGR_) + p_ucb->UCB_status=SCCB_ABORT; +#endif + p_Sccb->Sccb_scsimsg = SMABORT_TAG; + + if(((PSCCBcard) pCurrCard)->currentSCCB == NULL) + { + ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb; + ssel(ioport, thisCard); + } + else + { + pSaveSCCB = ((PSCCBcard) pCurrCard)->currentSCCB; + ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb; + queueSelectFail((PSCCBcard) pCurrCard, thisCard); + ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSCCB; + } + } + MENABLE_INT(ioport); + return(0); + } + else + { + currTar_Info = &sccbMgrTbl[thisCard][p_Sccb->TargID]; + + if(BL_Card[thisCard].discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_Sccb->Lun]] + == p_Sccb) + { + p_Sccb->SccbStatus = SCCB_ABORT; + return(0); + } + } + } + } + } + return(-1); +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_my_int + * + * Description: Do a quick check to determine if there is a pending + * interrupt for this card and disable the IRQ Pin if so. + * + *---------------------------------------------------------------------*/ +#if (FW_TYPE==_UCB_MGR_) +u08bits SccbMgr_my_int(CARD_HANDLE pCurrCard) +#else +#if defined(DOS) +UCHAR SccbMgr_my_int(USHORT pCurrCard) +#else +UCHAR SccbMgr_my_int(ULONG pCurrCard) +#endif +#endif +{ +#if defined(DOS) + USHORT ioport; +#else + ULONG ioport; +#endif + + ioport = ((PSCCBcard)pCurrCard)->ioPort; + + if (RD_HARPOON(ioport+hp_int_status) & INT_ASSERTED) + { + +#if defined(DOS) + MDISABLE_INT(ioport); +#endif + + return(TRUE); + } + + else + + return(FALSE); +} + + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_isr + * + * Description: This is our entry point when an interrupt is generated + * by the card and the upper level driver passes it on to + * us. + * + *---------------------------------------------------------------------*/ +#if (FW_TYPE==_UCB_MGR_) +s32bits SccbMgr_isr(CARD_HANDLE pCurrCard) +#else +#if defined(DOS) +int SccbMgr_isr(USHORT pCurrCard) +#else +int SccbMgr_isr(ULONG pCurrCard) +#endif +#endif +{ + PSCCB currSCCB; + UCHAR thisCard,result,bm_status, bm_int_st; + USHORT hp_int; + UCHAR i, target; +#if defined(DOS) + USHORT ioport; +#else + ULONG ioport; +#endif + + mOS_Lock((PSCCBcard)pCurrCard); + + thisCard = ((PSCCBcard)pCurrCard)->cardIndex; + ioport = ((PSCCBcard)pCurrCard)->ioPort; + + MDISABLE_INT(ioport); + +#if defined(BUGBUG) + WR_HARPOON(ioport+hp_user_defined_D, RD_HARPOON(ioport+hp_int_status)); +#endif + + if ((bm_int_st=RD_HARPOON(ioport+hp_int_status)) & EXT_STATUS_ON) + bm_status = RD_HARPOON(ioport+hp_ext_status) & (UCHAR)BAD_EXT_STATUS; + else + bm_status = 0; + + WR_HARPOON(ioport+hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); + + mOS_UnLock((PSCCBcard)pCurrCard); + + while ((hp_int = RDW_HARPOON((ioport+hp_intstat)) & default_intena) | + bm_status) + { + + currSCCB = ((PSCCBcard)pCurrCard)->currentSCCB; + +#if defined(BUGBUG) + Debug_Load(thisCard,(UCHAR) 0XFF); + Debug_Load(thisCard,bm_int_st); + + Debug_Load(thisCard,hp_int_0); + Debug_Load(thisCard,hp_int_1); +#endif + + + if (hp_int & (FIFO | TIMEOUT | RESET | SCAM_SEL) || bm_status) { + result = SccbMgr_bad_isr(ioport,thisCard,((PSCCBcard)pCurrCard),hp_int); + WRW_HARPOON((ioport+hp_intstat), (FIFO | TIMEOUT | RESET | SCAM_SEL)); + bm_status = 0; + + if (result) { + + mOS_Lock((PSCCBcard)pCurrCard); + MENABLE_INT(ioport); + mOS_UnLock((PSCCBcard)pCurrCard); + return(result); + } + } + + + else if (hp_int & ICMD_COMP) { + + if ( !(hp_int & BUS_FREE) ) { + /* Wait for the BusFree before starting a new command. We + must also check for being reselected since the BusFree + may not show up if another device reselects us in 1.5us or + less. SRR Wednesday, 3/8/1995. + */ + while (!(RDW_HARPOON((ioport+hp_intstat)) & (BUS_FREE | RSEL))) ; + } + + if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT) + + phaseChkFifo(ioport, thisCard); + +/* WRW_HARPOON((ioport+hp_intstat), + (BUS_FREE | ICMD_COMP | ITAR_DISC | XFER_CNT_0)); + */ + + WRW_HARPOON((ioport+hp_intstat), CLR_ALL_INT_1); + + autoCmdCmplt(ioport,thisCard); + + } + + + else if (hp_int & ITAR_DISC) + { + + if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT) { + + phaseChkFifo(ioport, thisCard); + + } + + if (RD_HARPOON(ioport+hp_gp_reg_1) == SMSAVE_DATA_PTR) { + + WR_HARPOON(ioport+hp_gp_reg_1, 0x00); + currSCCB->Sccb_XferState |= F_NO_DATA_YET; + + currSCCB->Sccb_savedATC = currSCCB->Sccb_ATC; + } + + currSCCB->Sccb_scsistat = DISCONNECT_ST; + queueDisconnect(currSCCB,thisCard); + + /* Wait for the BusFree before starting a new command. We + must also check for being reselected since the BusFree + may not show up if another device reselects us in 1.5us or + less. SRR Wednesday, 3/8/1995. + */ + while (!(RDW_HARPOON((ioport+hp_intstat)) & (BUS_FREE | RSEL)) && + !((RDW_HARPOON((ioport+hp_intstat)) & PHASE) && + RD_HARPOON((ioport+hp_scsisig)) == + (SCSI_BSY | SCSI_REQ | SCSI_CD | SCSI_MSG | SCSI_IOBIT))) ; + + /* + The additional loop exit condition above detects a timing problem + with the revision D/E harpoon chips. The caller should reset the + host adapter to recover when 0xFE is returned. + */ + if (!(RDW_HARPOON((ioport+hp_intstat)) & (BUS_FREE | RSEL))) + { + mOS_Lock((PSCCBcard)pCurrCard); + MENABLE_INT(ioport); + mOS_UnLock((PSCCBcard)pCurrCard); + return 0xFE; + } + + WRW_HARPOON((ioport+hp_intstat), (BUS_FREE | ITAR_DISC)); + + + ((PSCCBcard)pCurrCard)->globalFlags |= F_NEW_SCCB_CMD; + + } + + + else if (hp_int & RSEL) { + + WRW_HARPOON((ioport+hp_intstat), (PROG_HLT | RSEL | PHASE | BUS_FREE)); + + if (RDW_HARPOON((ioport+hp_intstat)) & ITAR_DISC) + { + if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT) + { + phaseChkFifo(ioport, thisCard); + } + + if (RD_HARPOON(ioport+hp_gp_reg_1) == SMSAVE_DATA_PTR) + { + WR_HARPOON(ioport+hp_gp_reg_1, 0x00); + currSCCB->Sccb_XferState |= F_NO_DATA_YET; + currSCCB->Sccb_savedATC = currSCCB->Sccb_ATC; + } + + WRW_HARPOON((ioport+hp_intstat), (BUS_FREE | ITAR_DISC)); + currSCCB->Sccb_scsistat = DISCONNECT_ST; + queueDisconnect(currSCCB,thisCard); + } + + sres(ioport,thisCard,((PSCCBcard)pCurrCard)); + phaseDecode(ioport,thisCard); + + } + + + else if ((hp_int & IDO_STRT) && (!(hp_int & BUS_FREE))) + { + + WRW_HARPOON((ioport+hp_intstat), (IDO_STRT | XFER_CNT_0)); + phaseDecode(ioport,thisCard); + + } + + + else if ( (hp_int & IUNKWN) || (hp_int & PROG_HLT) ) + { + WRW_HARPOON((ioport+hp_intstat), (PHASE | IUNKWN | PROG_HLT)); + if ((RD_HARPOON(ioport+hp_prgmcnt_0) & (UCHAR)0x3f)< (UCHAR)SELCHK) + { + phaseDecode(ioport,thisCard); + } + else + { + /* Harpoon problem some SCSI target device respond to selection + with short BUSY pulse (<400ns) this will make the Harpoon is not able + to latch the correct Target ID into reg. x53. + The work around require to correct this reg. But when write to this + reg. (0x53) also increment the FIFO write addr reg (0x6f), thus we + need to read this reg first then restore it later. After update to 0x53 */ + + i = (UCHAR)(RD_HARPOON(ioport+hp_fifowrite)); + target = (UCHAR)(RD_HARPOON(ioport+hp_gp_reg_3)); + WR_HARPOON(ioport+hp_xfer_pad, (UCHAR) ID_UNLOCK); + WR_HARPOON(ioport+hp_select_id, (UCHAR)(target | target<<4)); + WR_HARPOON(ioport+hp_xfer_pad, (UCHAR) 0x00); + WR_HARPOON(ioport+hp_fifowrite, i); + WR_HARPOON(ioport+hp_autostart_3, (AUTO_IMMED+TAG_STRT)); + } + } + + else if (hp_int & XFER_CNT_0) { + + WRW_HARPOON((ioport+hp_intstat), XFER_CNT_0); + + schkdd(ioport,thisCard); + + } + + + else if (hp_int & BUS_FREE) { + + WRW_HARPOON((ioport+hp_intstat), BUS_FREE); + + if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT) { + + hostDataXferAbort(ioport,thisCard,currSCCB); + } + + phaseBusFree(ioport,thisCard); + } + + + else if (hp_int & ITICKLE) { + + WRW_HARPOON((ioport+hp_intstat), ITICKLE); + ((PSCCBcard)pCurrCard)->globalFlags |= F_NEW_SCCB_CMD; + } + + + + if (((PSCCBcard)pCurrCard)->globalFlags & F_NEW_SCCB_CMD) { + + + ((PSCCBcard)pCurrCard)->globalFlags &= ~F_NEW_SCCB_CMD; + + + if (((PSCCBcard)pCurrCard)->currentSCCB == NULL) { + + queueSearchSelect(((PSCCBcard)pCurrCard),thisCard); + } + + if (((PSCCBcard)pCurrCard)->currentSCCB != NULL) { + ((PSCCBcard)pCurrCard)->globalFlags &= ~F_NEW_SCCB_CMD; + ssel(ioport,thisCard); + } + + break; + + } + + } /*end while */ + + mOS_Lock((PSCCBcard)pCurrCard); + MENABLE_INT(ioport); + mOS_UnLock((PSCCBcard)pCurrCard); + + return(0); +} + +/*--------------------------------------------------------------------- + * + * Function: Sccb_bad_isr + * + * Description: Some type of interrupt has occurred which is slightly + * out of the ordinary. We will now decode it fully, in + * this routine. This is broken up in an attempt to save + * processing time. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +UCHAR SccbMgr_bad_isr(USHORT p_port, UCHAR p_card, PSCCBcard pCurrCard, USHORT p_int) +#else +UCHAR SccbMgr_bad_isr(ULONG p_port, UCHAR p_card, PSCCBcard pCurrCard, USHORT p_int) +#endif +{ +#if defined(HARP_REVX) + ULONG timer; +#endif +UCHAR temp, ScamFlg; +PSCCBMgr_tar_info currTar_Info; +PNVRamInfo pCurrNvRam; + + + if (RD_HARPOON(p_port+hp_ext_status) & + (BM_FORCE_OFF | PCI_DEV_TMOUT | BM_PARITY_ERR | PIO_OVERRUN) ) + { + + if (pCurrCard->globalFlags & F_HOST_XFER_ACT) + { + + hostDataXferAbort(p_port,p_card, pCurrCard->currentSCCB); + } + + if (RD_HARPOON(p_port+hp_pci_stat_cfg) & REC_MASTER_ABORT) + + { + WR_HARPOON(p_port+hp_pci_stat_cfg, + (RD_HARPOON(p_port+hp_pci_stat_cfg) & ~REC_MASTER_ABORT)); + + WR_HARPOON(p_port+hp_host_blk_cnt, 0x00); + + } + + if (pCurrCard->currentSCCB != NULL) + { + + if (!pCurrCard->currentSCCB->HostStatus) + pCurrCard->currentSCCB->HostStatus = SCCB_BM_ERR; + + sxfrp(p_port,p_card); + + temp = (UCHAR)(RD_HARPOON(p_port+hp_ee_ctrl) & + (EXT_ARB_ACK | SCSI_TERM_ENA_H)); + WR_HARPOON(p_port+hp_ee_ctrl, ((UCHAR)temp | SEE_MS | SEE_CS)); + WR_HARPOON(p_port+hp_ee_ctrl, temp); + + if (!(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET))) + { + phaseDecode(p_port,p_card); + } + } + } + + + else if (p_int & RESET) + { + + WR_HARPOON(p_port+hp_clkctrl_0, CLKCTRL_DEFAULT); + WR_HARPOON(p_port+hp_sys_ctrl, 0x00); + if (pCurrCard->currentSCCB != NULL) { + + if (pCurrCard->globalFlags & F_HOST_XFER_ACT) + + hostDataXferAbort(p_port,p_card, pCurrCard->currentSCCB); + } + + + DISABLE_AUTO(p_port); + + sresb(p_port,p_card); + + while(RD_HARPOON(p_port+hp_scsictrl_0) & SCSI_RST) {} + + pCurrNvRam = pCurrCard->pNvRamInfo; + if(pCurrNvRam){ + ScamFlg = pCurrNvRam->niScamConf; + } + else{ + ScamFlg = (UCHAR) utilEERead(p_port, SCAM_CONFIG/2); + } + + XbowInit(p_port, ScamFlg); + + scini(p_card, pCurrCard->ourId, 0); + + return(0xFF); + } + + + else if (p_int & FIFO) { + + WRW_HARPOON((p_port+hp_intstat), FIFO); + +#if defined(HARP_REVX) + + for (timer=0x00FFFFFFL; timer != 0x00000000L; timer--) { + + if (RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY) + break; + + if (RDW_HARPOON((p_port+hp_intstat)) & BUS_FREE) + break; + } + + + if ( (RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY) && + (RD_HARPOON(p_port+hp_fiforead) != + RD_HARPOON(p_port+hp_fifowrite)) && + (RD_HARPOON(p_port+hp_xfercnt_0)) + ) + + WR_HARPOON((p_port+hp_xferstat), 0x01); + +/* else + */ +/* sxfrp(p_port,p_card); + */ +#else + if (pCurrCard->currentSCCB != NULL) + sxfrp(p_port,p_card); +#endif + } + + else if (p_int & TIMEOUT) + { + + DISABLE_AUTO(p_port); + + WRW_HARPOON((p_port+hp_intstat), + (PROG_HLT | TIMEOUT | SEL |BUS_FREE | PHASE | IUNKWN)); + + pCurrCard->currentSCCB->HostStatus = SCCB_SELECTION_TIMEOUT; + + + currTar_Info = &sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID]; + if((pCurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + currTar_Info->TarLUNBusy[pCurrCard->currentSCCB->Lun] = FALSE; + else + currTar_Info->TarLUNBusy[0] = FALSE; + + + if (currTar_Info->TarEEValue & EE_SYNC_MASK) + { + currTar_Info->TarSyncCtrl = 0; + currTar_Info->TarStatus &= ~TAR_SYNC_MASK; + } + + if (currTar_Info->TarEEValue & EE_WIDE_SCSI) + { + currTar_Info->TarStatus &= ~TAR_WIDE_MASK; + } + + sssyncv(p_port, pCurrCard->currentSCCB->TargID, NARROW_SCSI,currTar_Info); + + queueCmdComplete(pCurrCard, pCurrCard->currentSCCB, p_card); + + } + +#if defined(SCAM_LEV_2) + + else if (p_int & SCAM_SEL) + { + + scarb(p_port,LEVEL2_TAR); + scsel(p_port); + scasid(p_card, p_port); + + scbusf(p_port); + + WRW_HARPOON((p_port+hp_intstat), SCAM_SEL); + } +#endif + + return(0x00); +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_scsi_reset + * + * Description: A SCSI bus reset will be generated and all outstanding + * Sccbs will be returned via the callback. + * + *---------------------------------------------------------------------*/ +#if (FW_TYPE==_UCB_MGR_) +void SccbMgr_scsi_reset(CARD_HANDLE pCurrCard) +#else +#if defined(DOS) +void SccbMgr_scsi_reset(USHORT pCurrCard) +#else +void SccbMgr_scsi_reset(ULONG pCurrCard) +#endif +#endif +{ + UCHAR thisCard; + + thisCard = ((PSCCBcard)pCurrCard)->cardIndex; + + mOS_Lock((PSCCBcard)pCurrCard); + + if (((PSCCBcard) pCurrCard)->globalFlags & F_GREEN_PC) + { + WR_HARPOON(((PSCCBcard) pCurrCard)->ioPort+hp_clkctrl_0, CLKCTRL_DEFAULT); + WR_HARPOON(((PSCCBcard) pCurrCard)->ioPort+hp_sys_ctrl, 0x00); + } + + sresb(((PSCCBcard)pCurrCard)->ioPort,thisCard); + + if (RD_HARPOON(((PSCCBcard)pCurrCard)->ioPort+hp_ext_status) & BM_CMD_BUSY) + { + WR_HARPOON(((PSCCBcard) pCurrCard)->ioPort+hp_page_ctrl, + (RD_HARPOON(((PSCCBcard) pCurrCard)->ioPort+hp_page_ctrl) + & ~SCATTER_EN)); + + WR_HARPOON(((PSCCBcard) pCurrCard)->ioPort+hp_sg_addr,0x00); + + ((PSCCBcard) pCurrCard)->globalFlags &= ~F_HOST_XFER_ACT; + busMstrTimeOut(((PSCCBcard) pCurrCard)->ioPort); + + WR_HARPOON(((PSCCBcard) pCurrCard)->ioPort+hp_int_mask, + (INT_CMD_COMPL | SCSI_INTERRUPT)); + } + +/* + if (utilEERead(((PSCCBcard)pCurrCard)->ioPort, (SCAM_CONFIG/2)) + & SCAM_ENABLED) +*/ + scini(thisCard, ((PSCCBcard)pCurrCard)->ourId, 0); + +#if (FW_TYPE==_UCB_MGR_) + ((PSCCBcard)pCurrCard)->cardInfo->ai_AEN_routine(0x01,pCurrCard,0,0,0,0); +#endif + + mOS_UnLock((PSCCBcard)pCurrCard); +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_timer_expired + * + * Description: This function allow me to kill my own job that has not + * yet completed, and has cause a timeout to occur. This + * timeout has caused the upper level driver to call this + * function. + * + *---------------------------------------------------------------------*/ + +#if (FW_TYPE==_UCB_MGR_) +void SccbMgr_timer_expired(CARD_HANDLE pCurrCard) +#else +#if defined(DOS) +void SccbMgr_timer_expired(USHORT pCurrCard) +#else +void SccbMgr_timer_expired(ULONG pCurrCard) +#endif +#endif +{ +} + +#if defined(DOS) +/*--------------------------------------------------------------------- + * + * Function: SccbMgr_status + * + * Description: This function returns the number of outstanding SCCB's. + * This is specific to the DOS enviroment, which needs this + * to help them keep protected and real mode commands staight. + * + *---------------------------------------------------------------------*/ + +USHORT SccbMgr_status(USHORT pCurrCard) +{ + return(BL_Card[pCurrCard].cmdCounter); +} +#endif + +/*--------------------------------------------------------------------- + * + * Function: SccbMgrTableInit + * + * Description: Initialize all Sccb manager data structures. + * + *---------------------------------------------------------------------*/ + +void SccbMgrTableInitAll() +{ + UCHAR thisCard; + + for (thisCard = 0; thisCard < MAX_CARDS; thisCard++) + { + SccbMgrTableInitCard(&BL_Card[thisCard],thisCard); + + BL_Card[thisCard].ioPort = 0x00; + BL_Card[thisCard].cardInfo = NULL; + BL_Card[thisCard].cardIndex = 0xFF; + BL_Card[thisCard].ourId = 0x00; + BL_Card[thisCard].pNvRamInfo = NULL; + } +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgrTableInit + * + * Description: Initialize all Sccb manager data structures. + * + *---------------------------------------------------------------------*/ + +void SccbMgrTableInitCard(PSCCBcard pCurrCard, UCHAR p_card) +{ + UCHAR scsiID, qtag; + + for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) + { + BL_Card[p_card].discQ_Tbl[qtag] = NULL; + } + + for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++) + { + sccbMgrTbl[p_card][scsiID].TarStatus = 0; + sccbMgrTbl[p_card][scsiID].TarEEValue = 0; + SccbMgrTableInitTarget(p_card, scsiID); + } + + pCurrCard->scanIndex = 0x00; + pCurrCard->currentSCCB = NULL; + pCurrCard->globalFlags = 0x00; + pCurrCard->cmdCounter = 0x00; + pCurrCard->tagQ_Lst = 0x01; + pCurrCard->discQCount = 0; + + +} + + +/*--------------------------------------------------------------------- + * + * Function: SccbMgrTableInit + * + * Description: Initialize all Sccb manager data structures. + * + *---------------------------------------------------------------------*/ + +void SccbMgrTableInitTarget(UCHAR p_card, UCHAR target) +{ + + UCHAR lun, qtag; + PSCCBMgr_tar_info currTar_Info; + + currTar_Info = &sccbMgrTbl[p_card][target]; + + currTar_Info->TarSelQ_Cnt = 0; + currTar_Info->TarSyncCtrl = 0; + + currTar_Info->TarSelQ_Head = NULL; + currTar_Info->TarSelQ_Tail = NULL; + currTar_Info->TarTagQ_Cnt = 0; + currTar_Info->TarLUN_CA = FALSE; + + + for (lun = 0; lun < MAX_LUN; lun++) + { + currTar_Info->TarLUNBusy[lun] = FALSE; + currTar_Info->LunDiscQ_Idx[lun] = 0; + } + + for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) + { + if(BL_Card[p_card].discQ_Tbl[qtag] != NULL) + { + if(BL_Card[p_card].discQ_Tbl[qtag]->TargID == target) + { + BL_Card[p_card].discQ_Tbl[qtag] = NULL; + BL_Card[p_card].discQCount--; + } + } + } +} + +#if defined(BUGBUG) + +/***************************************************************** + * Save the current byte in the debug array + *****************************************************************/ + + +void Debug_Load(UCHAR p_card, UCHAR p_bug_data) +{ + debug_int[p_card][debug_index[p_card]] = p_bug_data; + debug_index[p_card]++; + + if (debug_index[p_card] == debug_size) + + debug_index[p_card] = 0; +} + +#endif +#ident "$Id: sccb_dat.c 1.10 1997/02/22 03:16:02 awin Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: sccb_dat.c $ + * + * Description: Functions relating to handling of the SCCB interface + * between the device driver and the HARPOON. + * + * $Date: 1997/02/22 03:16:02 $ + * + * $Revision: 1.10 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <harpoon.h>*/ + +/* +** IMPORTANT NOTE!!! +** +** You MUST preassign all data to a valid value or zero. This is +** required due to the MS compiler bug under OS/2 and Solaris Real-Mode +** driver environment. +*/ + + +SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR] = { { { 0 } } }; +SCCBCARD BL_Card[MAX_CARDS] = { { 0 } }; +SCCBSCAM_INFO scamInfo[MAX_SCSI_TAR] = { { { 0 } } }; +NVRAMINFO nvRamInfo[MAX_MB_CARDS] = { { 0 } }; + + +#if defined(OS2) +void (far *s_PhaseTbl[8]) (ULONG, UCHAR) = { 0 }; +UCHAR temp_id_string[ID_STRING_LENGTH] = { 0 }; +#elif defined(SOLARIS_REAL_MODE) || defined(__STDC__) +void (*s_PhaseTbl[8]) (ULONG, UCHAR) = { 0 }; +#else +void (*s_PhaseTbl[8]) (); +#endif + +#if defined(DOS) +UCHAR first_time = 0; +#endif + +UCHAR mbCards = 0; +UCHAR scamHAString[] = {0x63, 0x07, 'B', 'U', 'S', 'L', 'O', 'G', 'I', 'C', \ + ' ', 'B', 'T', '-', '9', '3', '0', \ + 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, \ + 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20}; + +USHORT default_intena = 0; + +#if defined(BUGBUG) +UCHAR debug_int[MAX_CARDS][debug_size] = { 0 }; +UCHAR debug_index[MAX_CARDS] = { 0 }; +UCHAR reserved_1[3] = { 0 }; +#endif +#ident "$Id: scsi.c 1.23 1997/07/09 21:42:54 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: scsi.c $ + * + * Description: Functions for handling SCSI bus functions such as + * selection/reselection, sync negotiation, message-in + * decoding. + * + * $Date: 1997/07/09 21:42:54 $ + * + * $Revision: 1.23 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <scsi2.h>*/ +/*#include <eeprom.h>*/ +/*#include <harpoon.h>*/ + + +/* +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; +#if defined(BUGBUG) +void Debug_Load(UCHAR p_card, UCHAR p_bug_data); +#endif +*/ + +/*--------------------------------------------------------------------- + * + * Function: sfetm + * + * Description: Read in a message byte from the SCSI bus, and check + * for a parity error. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR sfm(USHORT port, PSCCB pCurrSCCB) +#else +UCHAR sfm(ULONG port, PSCCB pCurrSCCB) +#endif +{ + UCHAR message; + USHORT TimeOutLoop; + + TimeOutLoop = 0; + while( (!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) && + (TimeOutLoop++ < 20000) ){} + + + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + + message = RD_HARPOON(port+hp_scsidata_0); + + WR_HARPOON(port+hp_scsisig, SCSI_ACK + S_MSGI_PH); + + + if (TimeOutLoop > 20000) + message = 0x00; /* force message byte = 0 if Time Out on Req */ + + if ((RDW_HARPOON((port+hp_intstat)) & PARITY) && + (RD_HARPOON(port+hp_addstat) & SCSI_PAR_ERR)) + { + WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + WR_HARPOON(port+hp_xferstat, 0); + WR_HARPOON(port+hp_fiforead, 0); + WR_HARPOON(port+hp_fifowrite, 0); + if (pCurrSCCB != NULL) + { + pCurrSCCB->Sccb_scsimsg = SMPARITY; + } + message = 0x00; + do + { + ACCEPT_MSG_ATN(port); + TimeOutLoop = 0; + while( (!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) && + (TimeOutLoop++ < 20000) ){} + if (TimeOutLoop > 20000) + { + WRW_HARPOON((port+hp_intstat), PARITY); + return(message); + } + if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) != S_MSGI_PH) + { + WRW_HARPOON((port+hp_intstat), PARITY); + return(message); + } + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + + RD_HARPOON(port+hp_scsidata_0); + + WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + + }while(1); + + } + WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + WR_HARPOON(port+hp_xferstat, 0); + WR_HARPOON(port+hp_fiforead, 0); + WR_HARPOON(port+hp_fifowrite, 0); + return(message); +} + + +/*--------------------------------------------------------------------- + * + * Function: ssel + * + * Description: Load up automation and select target device. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void ssel(USHORT port, UCHAR p_card) +#else +void ssel(ULONG port, UCHAR p_card) +#endif +{ + +#if defined(DOS) + UCHAR auto_loaded, i, target, *theCCB; +#elif defined(OS2) + UCHAR auto_loaded, i, target; + UCHAR far *theCCB; +#else + UCHAR auto_loaded, i, target, *theCCB; +#endif + +#if defined(DOS) + USHORT cdb_reg; +#else + ULONG cdb_reg; +#endif + PSCCBcard CurrCard; + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + UCHAR lastTag, lun; + + CurrCard = &BL_Card[p_card]; + currSCCB = CurrCard->currentSCCB; + target = currSCCB->TargID; + currTar_Info = &sccbMgrTbl[p_card][target]; + lastTag = CurrCard->tagQ_Lst; + + ARAM_ACCESS(port); + + + if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT) + currSCCB->ControlByte &= ~F_USE_CMD_Q; + + if(((CurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + + lun = currSCCB->Lun; + else + lun = 0; + + +#if defined(DOS) + currTar_Info->TarLUNBusy[lun] = TRUE; + +#else + + if (CurrCard->globalFlags & F_TAG_STARTED) + { + if (!(currSCCB->ControlByte & F_USE_CMD_Q)) + { + if ((currTar_Info->TarLUN_CA == FALSE) + && ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) + == TAG_Q_TRYING)) + { + + if (currTar_Info->TarTagQ_Cnt !=0) + { + currTar_Info->TarLUNBusy[lun] = TRUE; + queueSelectFail(CurrCard,p_card); + SGRAM_ACCESS(port); + return; + } + + else { + currTar_Info->TarLUNBusy[lun] = TRUE; + } + + } /*End non-tagged */ + + else { + currTar_Info->TarLUNBusy[lun] = TRUE; + } + + } /*!Use cmd Q Tagged */ + + else { + if (currTar_Info->TarLUN_CA == TRUE) + { + queueSelectFail(CurrCard,p_card); + SGRAM_ACCESS(port); + return; + } + + currTar_Info->TarLUNBusy[lun] = TRUE; + + } /*else use cmd Q tagged */ + + } /*if glob tagged started */ + + else { + currTar_Info->TarLUNBusy[lun] = TRUE; + } + +#endif /* DOS */ + + + + if((((CurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + || (!(currSCCB->ControlByte & F_USE_CMD_Q)))) + { + if(CurrCard->discQCount >= QUEUE_DEPTH) + { + currTar_Info->TarLUNBusy[lun] = TRUE; + queueSelectFail(CurrCard,p_card); + SGRAM_ACCESS(port); + return; + } + for (i = 1; i < QUEUE_DEPTH; i++) + { + if (++lastTag >= QUEUE_DEPTH) lastTag = 1; + if (CurrCard->discQ_Tbl[lastTag] == NULL) + { + CurrCard->tagQ_Lst = lastTag; + currTar_Info->LunDiscQ_Idx[lun] = lastTag; + CurrCard->discQ_Tbl[lastTag] = currSCCB; + CurrCard->discQCount++; + break; + } + } + if(i == QUEUE_DEPTH) + { + currTar_Info->TarLUNBusy[lun] = TRUE; + queueSelectFail(CurrCard,p_card); + SGRAM_ACCESS(port); + return; + } + } + + + + auto_loaded = FALSE; + + WR_HARPOON(port+hp_select_id, target); + WR_HARPOON(port+hp_gp_reg_3, target); /* Use by new automation logic */ + + if (currSCCB->OperationCode == RESET_COMMAND) { + WRW_HARPOON((port+ID_MSG_STRT), (MPM_OP+AMSG_OUT+ + (currSCCB->Sccb_idmsg & ~DISC_PRIV))); + + WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+NP); + + currSCCB->Sccb_scsimsg = SMDEV_RESET; + + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); + auto_loaded = TRUE; + currSCCB->Sccb_scsistat = SELECT_BDR_ST; + + if (currTar_Info->TarEEValue & EE_SYNC_MASK) + { + currTar_Info->TarSyncCtrl = 0; + currTar_Info->TarStatus &= ~TAR_SYNC_MASK; + } + +#if defined(WIDE_SCSI) + + if (currTar_Info->TarEEValue & EE_WIDE_SCSI) + { + currTar_Info->TarStatus &= ~TAR_WIDE_MASK; + } +#endif + + sssyncv(port, target, NARROW_SCSI,currTar_Info); + SccbMgrTableInitTarget(p_card, target); + + } + + else if(currSCCB->Sccb_scsistat == ABORT_ST) + { + WRW_HARPOON((port+ID_MSG_STRT), (MPM_OP+AMSG_OUT+ + (currSCCB->Sccb_idmsg & ~DISC_PRIV))); + + WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+CMDPZ); + + WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+ + (((UCHAR)(currSCCB->ControlByte & TAG_TYPE_MASK) + >> 6) | (UCHAR)0x20))); + WRW_HARPOON((port+SYNC_MSGS+2), + (MPM_OP+AMSG_OUT+currSCCB->Sccb_tag)); + WRW_HARPOON((port+SYNC_MSGS+4), (BRH_OP+ALWAYS+NP )); + + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); + auto_loaded = TRUE; + + } + +#if defined(WIDE_SCSI) + + + else if (!(currTar_Info->TarStatus & WIDE_NEGOCIATED)) { + auto_loaded = siwidn(port,p_card); + currSCCB->Sccb_scsistat = SELECT_WN_ST; + } + +#endif + + + else if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) + == SYNC_SUPPORTED)) { + auto_loaded = sisyncn(port,p_card, FALSE); + currSCCB->Sccb_scsistat = SELECT_SN_ST; + } + + + if (!auto_loaded) + { + +#if !defined(DOS) + if (currSCCB->ControlByte & F_USE_CMD_Q) + { + + CurrCard->globalFlags |= F_TAG_STARTED; + + if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) + == TAG_Q_REJECT) + { + currSCCB->ControlByte &= ~F_USE_CMD_Q; + + /* Fix up the start instruction with a jump to + Non-Tag-CMD handling */ + WRW_HARPOON((port+ID_MSG_STRT),BRH_OP+ALWAYS+NTCMD); + + WRW_HARPOON((port+NON_TAG_ID_MSG), + (MPM_OP+AMSG_OUT+currSCCB->Sccb_idmsg)); + + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); + + /* Setup our STATE so we know what happend when + the wheels fall off. */ + currSCCB->Sccb_scsistat = SELECT_ST; + + currTar_Info->TarLUNBusy[lun] = TRUE; + } + + else + { + WRW_HARPOON((port+ID_MSG_STRT), (MPM_OP+AMSG_OUT+currSCCB->Sccb_idmsg)); + + WRW_HARPOON((port+ID_MSG_STRT+2), (MPM_OP+AMSG_OUT+ + (((UCHAR)(currSCCB->ControlByte & TAG_TYPE_MASK) + >> 6) | (UCHAR)0x20))); + + for (i = 1; i < QUEUE_DEPTH; i++) + { + if (++lastTag >= QUEUE_DEPTH) lastTag = 1; + if (CurrCard->discQ_Tbl[lastTag] == NULL) + { + WRW_HARPOON((port+ID_MSG_STRT+6), + (MPM_OP+AMSG_OUT+lastTag)); + CurrCard->tagQ_Lst = lastTag; + currSCCB->Sccb_tag = lastTag; + CurrCard->discQ_Tbl[lastTag] = currSCCB; + CurrCard->discQCount++; + break; + } + } + + + if ( i == QUEUE_DEPTH ) + { + currTar_Info->TarLUNBusy[lun] = TRUE; + queueSelectFail(CurrCard,p_card); + SGRAM_ACCESS(port); + return; + } + + currSCCB->Sccb_scsistat = SELECT_Q_ST; + + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); + } + } + + else + { +#endif /* !DOS */ + + WRW_HARPOON((port+ID_MSG_STRT),BRH_OP+ALWAYS+NTCMD); + + WRW_HARPOON((port+NON_TAG_ID_MSG), + (MPM_OP+AMSG_OUT+currSCCB->Sccb_idmsg)); + + currSCCB->Sccb_scsistat = SELECT_ST; + + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); +#if !defined(DOS) + } +#endif + + +#if defined(OS2) + theCCB = (UCHAR far *)&currSCCB->Cdb[0]; +#else + theCCB = (UCHAR *)&currSCCB->Cdb[0]; +#endif + + cdb_reg = port + CMD_STRT; + + for (i=0; i < currSCCB->CdbLength; i++) + { + WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + *theCCB)); + cdb_reg +=2; + theCCB++; + } + + if (currSCCB->CdbLength != TWELVE_BYTE_CMD) + WRW_HARPOON(cdb_reg, (BRH_OP+ALWAYS+ NP)); + + } /* auto_loaded */ + +#if defined(WIDE_SCSI) + WRW_HARPOON((port+hp_fiforead), (USHORT) 0x00); + WR_HARPOON(port+hp_xferstat, 0x00); +#endif + + WRW_HARPOON((port+hp_intstat), (PROG_HLT | TIMEOUT | SEL | BUS_FREE)); + + WR_HARPOON(port+hp_portctrl_0,(SCSI_PORT)); + + + if (!(currSCCB->Sccb_MGRFlags & F_DEV_SELECTED)) + { + WR_HARPOON(port+hp_scsictrl_0, (SEL_TAR | ENA_ATN | ENA_RESEL | ENA_SCAM_SEL)); + } + else + { + +/* auto_loaded = (RD_HARPOON(port+hp_autostart_3) & (UCHAR)0x1F); + auto_loaded |= AUTO_IMMED; */ + auto_loaded = AUTO_IMMED; + + DISABLE_AUTO(port); + + WR_HARPOON(port+hp_autostart_3, auto_loaded); + } + + SGRAM_ACCESS(port); +} + + +/*--------------------------------------------------------------------- + * + * Function: sres + * + * Description: Hookup the correct CCB and handle the incoming messages. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void sres(USHORT port, UCHAR p_card, PSCCBcard pCurrCard) +#else +void sres(ULONG port, UCHAR p_card, PSCCBcard pCurrCard) +#endif +{ + +#if defined(V302) +#ifdef DOS + UCHAR our_target,message, msgRetryCount; + extern UCHAR lun, tag; +#else + UCHAR our_target,message,lun,tag, msgRetryCount; +#endif + +#else /* V302 */ + UCHAR our_target, message, lun = 0, tag, msgRetryCount; +#endif /* V302 */ + + + PSCCBMgr_tar_info currTar_Info; + PSCCB currSCCB; + + + + + if(pCurrCard->currentSCCB != NULL) + { + currTar_Info = &sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID]; + DISABLE_AUTO(port); + + + WR_HARPOON((port+hp_scsictrl_0),(ENA_RESEL | ENA_SCAM_SEL)); + + + currSCCB = pCurrCard->currentSCCB; + if(currSCCB->Sccb_scsistat == SELECT_WN_ST) + { + currTar_Info->TarStatus &= ~TAR_WIDE_MASK; + currSCCB->Sccb_scsistat = BUS_FREE_ST; + } + if(currSCCB->Sccb_scsistat == SELECT_SN_ST) + { + currTar_Info->TarStatus &= ~TAR_SYNC_MASK; + currSCCB->Sccb_scsistat = BUS_FREE_ST; + } + if(((pCurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + currTar_Info->TarLUNBusy[currSCCB->Lun] = FALSE; + if(currSCCB->Sccb_scsistat != ABORT_ST) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[currSCCB->Lun]] + = NULL; + } + } + else + { + currTar_Info->TarLUNBusy[0] = FALSE; + if(currSCCB->Sccb_tag) + { + if(currSCCB->Sccb_scsistat != ABORT_ST) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currSCCB->Sccb_tag] = NULL; + } + }else + { + if(currSCCB->Sccb_scsistat != ABORT_ST) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = NULL; + } + } + } + + queueSelectFail(&BL_Card[p_card],p_card); + } + +#if defined(WIDE_SCSI) + WRW_HARPOON((port+hp_fiforead), (USHORT) 0x00); +#endif + + + our_target = (UCHAR)(RD_HARPOON(port+hp_select_id) >> 4); + currTar_Info = &sccbMgrTbl[p_card][our_target]; + + + msgRetryCount = 0; + do + { + +#if defined(V302) + + message = GetTarLun(port, p_card, our_target, pCurrCard, &tag, &lun); + +#else /* V302 */ + + currTar_Info = &sccbMgrTbl[p_card][our_target]; + tag = 0; + + + while(!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) + { + if (! (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) + { + + WRW_HARPOON((port+hp_intstat), PHASE); + return; + } + } + + WRW_HARPOON((port+hp_intstat), PHASE); + if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) == S_MSGI_PH) + { + + message = sfm(port,pCurrCard->currentSCCB); + if (message) + { + + if (message <= (0x80 | LUN_MASK)) + { + lun = message & (UCHAR)LUN_MASK; + +#if !defined(DOS) + if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING) + { + if (currTar_Info->TarTagQ_Cnt != 0) + { + + if (!(currTar_Info->TarLUN_CA)) + { + ACCEPT_MSG(port); /*Release the ACK for ID msg. */ + + + message = sfm(port,pCurrCard->currentSCCB); + if (message) + { + ACCEPT_MSG(port); + } + + else + message = FALSE; + + if(message != FALSE) + { + tag = sfm(port,pCurrCard->currentSCCB); + + if (!(tag)) + message = FALSE; + } + + } /*C.A. exists! */ + + } /*End Q cnt != 0 */ + + } /*End Tag cmds supported! */ +#endif /* !DOS */ + + } /*End valid ID message. */ + + else + { + + ACCEPT_MSG_ATN(port); + } + + } /* End good id message. */ + + else + { + + message = FALSE; + } + } + else + { + ACCEPT_MSG_ATN(port); + + while (!(RDW_HARPOON((port+hp_intstat)) & (PHASE | RESET)) && + !(RD_HARPOON(port+hp_scsisig) & SCSI_REQ) && + (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) ; + + return; + } + +#endif /* V302 */ + + if(message == FALSE) + { + msgRetryCount++; + if(msgRetryCount == 1) + { + SendMsg(port, SMPARITY); + } + else + { + SendMsg(port, SMDEV_RESET); + + sssyncv(port, our_target, NARROW_SCSI,currTar_Info); + + if (sccbMgrTbl[p_card][our_target].TarEEValue & EE_SYNC_MASK) + { + + sccbMgrTbl[p_card][our_target].TarStatus &= ~TAR_SYNC_MASK; + + } + + if (sccbMgrTbl[p_card][our_target].TarEEValue & EE_WIDE_SCSI) + { + + sccbMgrTbl[p_card][our_target].TarStatus &= ~TAR_WIDE_MASK; + } + + + queueFlushTargSccb(p_card, our_target, SCCB_COMPLETE); + SccbMgrTableInitTarget(p_card,our_target); + return; + } + } + }while(message == FALSE); + + + + if(((pCurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + currTar_Info->TarLUNBusy[lun] = TRUE; + pCurrCard->currentSCCB = pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[lun]]; + if(pCurrCard->currentSCCB != NULL) + { + ACCEPT_MSG(port); + } + else + { + ACCEPT_MSG_ATN(port); + } + } + else + { + currTar_Info->TarLUNBusy[0] = TRUE; + + + if (tag) + { + if (pCurrCard->discQ_Tbl[tag] != NULL) + { + pCurrCard->currentSCCB = pCurrCard->discQ_Tbl[tag]; + currTar_Info->TarTagQ_Cnt--; + ACCEPT_MSG(port); + } + else + { + ACCEPT_MSG_ATN(port); + } + }else + { + pCurrCard->currentSCCB = pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]]; + if(pCurrCard->currentSCCB != NULL) + { + ACCEPT_MSG(port); + } + else + { + ACCEPT_MSG_ATN(port); + } + } + } + + if(pCurrCard->currentSCCB != NULL) + { + if(pCurrCard->currentSCCB->Sccb_scsistat == ABORT_ST) + { + /* During Abort Tag command, the target could have got re-selected + and completed the command. Check the select Q and remove the CCB + if it is in the Select Q */ + queueFindSccb(pCurrCard->currentSCCB, p_card); + } + } + + + while (!(RDW_HARPOON((port+hp_intstat)) & (PHASE | RESET)) && + !(RD_HARPOON(port+hp_scsisig) & SCSI_REQ) && + (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) ; +} + +#if defined(V302) + +#if defined(DOS) +UCHAR GetTarLun(USHORT port, UCHAR p_card, UCHAR our_target, PSCCBcard pCurrCard, PUCHAR tag, PUCHAR lun) +#else +UCHAR GetTarLun(ULONG port, UCHAR p_card, UCHAR our_target, PSCCBcard pCurrCard, PUCHAR tag, PUCHAR lun) +#endif +{ + UCHAR message; + PSCCBMgr_tar_info currTar_Info; + + + currTar_Info = &sccbMgrTbl[p_card][our_target]; + *tag = 0; + + + while(!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) + { + if (! (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) + { + + WRW_HARPOON((port+hp_intstat), PHASE); + return(TRUE); + } + } + + WRW_HARPOON((port+hp_intstat), PHASE); + if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) == S_MSGI_PH) + { + + message = sfm(port,pCurrCard->currentSCCB); + if (message) + { + + if (message <= (0x80 | LUN_MASK)) + { + *lun = message & (UCHAR)LUN_MASK; + +#if !defined(DOS) + if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING) + { + if (currTar_Info->TarTagQ_Cnt != 0) + { + + if (!(currTar_Info->TarLUN_CA)) + { + ACCEPT_MSG(port); /*Release the ACK for ID msg. */ + + + message = sfm(port,pCurrCard->currentSCCB); + if (message) + { + ACCEPT_MSG(port); + } + + else + return(FALSE); + + *tag = sfm(port,pCurrCard->currentSCCB); + + if (!(*tag)) return(FALSE); + + } /*C.A. exists! */ + + } /*End Q cnt != 0 */ + + } /*End Tag cmds supported! */ +#endif /* !DOS */ + + } /*End valid ID message. */ + + else + { + + ACCEPT_MSG_ATN(port); + } + + } /* End good id message. */ + + else + { + + return(FALSE); + } + } + else + { + ACCEPT_MSG_ATN(port); + return(TRUE); + } + return(TRUE); +} + +#endif /* V302 */ + +#if defined(DOS) +void SendMsg(USHORT port, UCHAR message) +#else +void SendMsg(ULONG port, UCHAR message) +#endif +{ + while(!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) + { + if (! (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) + { + + WRW_HARPOON((port+hp_intstat), PHASE); + return; + } + } + + WRW_HARPOON((port+hp_intstat), PHASE); + if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) == S_MSGO_PH) + { + WRW_HARPOON((port+hp_intstat), (BUS_FREE | PHASE | XFER_CNT_0)); + + + WR_HARPOON(port+hp_portctrl_0, SCSI_BUS_EN); + + WR_HARPOON(port+hp_scsidata_0,message); + + WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + + ACCEPT_MSG(port); + + WR_HARPOON(port+hp_portctrl_0, 0x00); + + if ((message == SMABORT) || (message == SMDEV_RESET) || + (message == SMABORT_TAG) ) + { + while(!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | PHASE))) {} + + if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE) + { + WRW_HARPOON((port+hp_intstat), BUS_FREE); + } + } + } +} + +/*--------------------------------------------------------------------- + * + * Function: sdecm + * + * Description: Determine the proper responce to the message from the + * target device. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void sdecm(UCHAR message, USHORT port, UCHAR p_card) +#else +void sdecm(UCHAR message, ULONG port, UCHAR p_card) +#endif +{ + PSCCB currSCCB; + PSCCBcard CurrCard; + PSCCBMgr_tar_info currTar_Info; + + CurrCard = &BL_Card[p_card]; + currSCCB = CurrCard->currentSCCB; + + currTar_Info = &sccbMgrTbl[p_card][currSCCB->TargID]; + + if (message == SMREST_DATA_PTR) + { + if (!(currSCCB->Sccb_XferState & F_NO_DATA_YET)) + { + currSCCB->Sccb_ATC = currSCCB->Sccb_savedATC; + + hostDataXferRestart(currSCCB); + } + + ACCEPT_MSG(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + + else if (message == SMCMD_COMP) + { + + + if (currSCCB->Sccb_scsistat == SELECT_Q_ST) + { + currTar_Info->TarStatus &= ~(UCHAR)TAR_TAG_Q_MASK; + currTar_Info->TarStatus |= (UCHAR)TAG_Q_REJECT; + } + + ACCEPT_MSG(port); + + } + + else if ((message == SMNO_OP) || (message >= SMIDENT) + || (message == SMINIT_RECOVERY) || (message == SMREL_RECOVERY)) + { + + ACCEPT_MSG(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + + else if (message == SMREJECT) + { + + if ((currSCCB->Sccb_scsistat == SELECT_SN_ST) || + (currSCCB->Sccb_scsistat == SELECT_WN_ST) || + ((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING ) || + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING ) ) + + { + WRW_HARPOON((port+hp_intstat), BUS_FREE); + + ACCEPT_MSG(port); + + + while ((!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) && + (!(RDW_HARPOON((port+hp_intstat)) & BUS_FREE))) {} + + if(currSCCB->Lun == 0x00) + { + if ((currSCCB->Sccb_scsistat == SELECT_SN_ST)) + { + + currTar_Info->TarStatus |= (UCHAR)SYNC_SUPPORTED; + + currTar_Info->TarEEValue &= ~EE_SYNC_MASK; + } + +#if defined(WIDE_SCSI) + else if ((currSCCB->Sccb_scsistat == SELECT_WN_ST)) + { + + + currTar_Info->TarStatus = (currTar_Info->TarStatus & + ~WIDE_ENABLED) | WIDE_NEGOCIATED; + + currTar_Info->TarEEValue &= ~EE_WIDE_SCSI; + + } +#endif + + else if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING ) + { + currTar_Info->TarStatus = (currTar_Info->TarStatus & + ~(UCHAR)TAR_TAG_Q_MASK) | TAG_Q_REJECT; + + + currSCCB->ControlByte &= ~F_USE_CMD_Q; + CurrCard->discQCount--; + CurrCard->discQ_Tbl[currSCCB->Sccb_tag] = NULL; + currSCCB->Sccb_tag = 0x00; + + } + } + + if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE) + { + + + if(currSCCB->Lun == 0x00) + { + WRW_HARPOON((port+hp_intstat), BUS_FREE); + CurrCard->globalFlags |= F_NEW_SCCB_CMD; + } + } + + else + { + + if((CurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + currTar_Info->TarLUNBusy[currSCCB->Lun] = TRUE; + else + currTar_Info->TarLUNBusy[0] = TRUE; + + + currSCCB->ControlByte &= ~(UCHAR)F_USE_CMD_Q; + + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + + } + } + + else + { + ACCEPT_MSG(port); + + while ((!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) && + (!(RDW_HARPOON((port+hp_intstat)) & BUS_FREE))) {} + + if (!(RDW_HARPOON((port+hp_intstat)) & BUS_FREE)) + { + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + } + } + + else if (message == SMEXT) + { + + ACCEPT_MSG(port); + shandem(port,p_card,currSCCB); + } + + else if (message == SMIGNORWR) + { + + ACCEPT_MSG(port); /* ACK the RESIDUE MSG */ + + message = sfm(port,currSCCB); + + if(currSCCB->Sccb_scsimsg != SMPARITY) + ACCEPT_MSG(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + + + else + { + + currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; + currSCCB->Sccb_scsimsg = SMREJECT; + + ACCEPT_MSG_ATN(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: shandem + * + * Description: Decide what to do with the extended message. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void shandem(USHORT port, UCHAR p_card, PSCCB pCurrSCCB) +#else +void shandem(ULONG port, UCHAR p_card, PSCCB pCurrSCCB) +#endif +{ + UCHAR length,message; + + length = sfm(port,pCurrSCCB); + if (length) + { + + ACCEPT_MSG(port); + message = sfm(port,pCurrSCCB); + if (message) + { + + if (message == SMSYNC) + { + + if (length == 0x03) + { + + ACCEPT_MSG(port); + stsyncn(port,p_card); + } + else + { + + pCurrSCCB->Sccb_scsimsg = SMREJECT; + ACCEPT_MSG_ATN(port); + } + } +#if defined(WIDE_SCSI) + else if (message == SMWDTR) + { + + if (length == 0x02) + { + + ACCEPT_MSG(port); + stwidn(port,p_card); + } + else + { + + pCurrSCCB->Sccb_scsimsg = SMREJECT; + ACCEPT_MSG_ATN(port); + + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + } +#endif + else + { + + pCurrSCCB->Sccb_scsimsg = SMREJECT; + ACCEPT_MSG_ATN(port); + + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + } + else + { + if(pCurrSCCB->Sccb_scsimsg != SMPARITY) + ACCEPT_MSG(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + }else + { + if(pCurrSCCB->Sccb_scsimsg == SMPARITY) + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: sisyncn + * + * Description: Read in a message byte from the SCSI bus, and check + * for a parity error. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR sisyncn(USHORT port, UCHAR p_card, UCHAR syncFlag) +#else +UCHAR sisyncn(ULONG port, UCHAR p_card, UCHAR syncFlag) +#endif +{ + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + + currSCCB = BL_Card[p_card].currentSCCB; + currTar_Info = &sccbMgrTbl[p_card][currSCCB->TargID]; + + if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING)) { + + + WRW_HARPOON((port+ID_MSG_STRT), + (MPM_OP+AMSG_OUT+(currSCCB->Sccb_idmsg & ~(UCHAR)DISC_PRIV))); + + WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+CMDPZ); + + WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT )); + WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x03 )); + WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMSYNC)); + + + if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB) + + WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 12)); + + else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_10MB) + + WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 25)); + + else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_5MB) + + WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 50)); + + else + WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 00)); + + + WRW_HARPOON((port+SYNC_MSGS+8), (RAT_OP )); + WRW_HARPOON((port+SYNC_MSGS+10),(MPM_OP+AMSG_OUT+DEFAULT_OFFSET)); + WRW_HARPOON((port+SYNC_MSGS+12),(BRH_OP+ALWAYS+NP )); + + + if(syncFlag == FALSE) + { + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); + currTar_Info->TarStatus = ((currTar_Info->TarStatus & + ~(UCHAR)TAR_SYNC_MASK) | (UCHAR)SYNC_TRYING); + } + else + { + WR_HARPOON(port+hp_autostart_3, (AUTO_IMMED + CMD_ONLY_STRT)); + } + + + return(TRUE); + } + + else { + + currTar_Info->TarStatus |= (UCHAR)SYNC_SUPPORTED; + currTar_Info->TarEEValue &= ~EE_SYNC_MASK; + return(FALSE); + } +} + + + +/*--------------------------------------------------------------------- + * + * Function: stsyncn + * + * Description: The has sent us a Sync Nego message so handle it as + * necessary. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void stsyncn(USHORT port, UCHAR p_card) +#else +void stsyncn(ULONG port, UCHAR p_card) +#endif +{ + UCHAR sync_msg,offset,sync_reg,our_sync_msg; + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + + currSCCB = BL_Card[p_card].currentSCCB; + currTar_Info = &sccbMgrTbl[p_card][currSCCB->TargID]; + + sync_msg = sfm(port,currSCCB); + + if((sync_msg == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) + { + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + return; + } + + ACCEPT_MSG(port); + + + offset = sfm(port,currSCCB); + + if((offset == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) + { + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + return; + } + + if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB) + + our_sync_msg = 12; /* Setup our Message to 20mb/s */ + + else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_10MB) + + our_sync_msg = 25; /* Setup our Message to 10mb/s */ + + else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_5MB) + + our_sync_msg = 50; /* Setup our Message to 5mb/s */ + else + + our_sync_msg = 0; /* Message = Async */ + + if (sync_msg < our_sync_msg) { + sync_msg = our_sync_msg; /*if faster, then set to max. */ + } + + if (offset == ASYNC) + sync_msg = ASYNC; + + if (offset > MAX_OFFSET) + offset = MAX_OFFSET; + + sync_reg = 0x00; + + if (sync_msg > 12) + + sync_reg = 0x20; /* Use 10MB/s */ + + if (sync_msg > 25) + + sync_reg = 0x40; /* Use 6.6MB/s */ + + if (sync_msg > 38) + + sync_reg = 0x60; /* Use 5MB/s */ + + if (sync_msg > 50) + + sync_reg = 0x80; /* Use 4MB/s */ + + if (sync_msg > 62) + + sync_reg = 0xA0; /* Use 3.33MB/s */ + + if (sync_msg > 75) + + sync_reg = 0xC0; /* Use 2.85MB/s */ + + if (sync_msg > 87) + + sync_reg = 0xE0; /* Use 2.5MB/s */ + + if (sync_msg > 100) { + + sync_reg = 0x00; /* Use ASYNC */ + offset = 0x00; + } + + +#if defined(WIDE_SCSI) + if (currTar_Info->TarStatus & WIDE_ENABLED) + + sync_reg |= offset; + + else + + sync_reg |= (offset | NARROW_SCSI); + +#else + sync_reg |= (offset | NARROW_SCSI); +#endif + + sssyncv(port,currSCCB->TargID,sync_reg,currTar_Info); + + + if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { + + + ACCEPT_MSG(port); + + currTar_Info->TarStatus = ((currTar_Info->TarStatus & + ~(UCHAR)TAR_SYNC_MASK) | (UCHAR)SYNC_SUPPORTED); + + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + + else { + + + ACCEPT_MSG_ATN(port); + + sisyncr(port,sync_msg,offset); + + currTar_Info->TarStatus = ((currTar_Info->TarStatus & + ~(UCHAR)TAR_SYNC_MASK) | (UCHAR)SYNC_SUPPORTED); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: sisyncr + * + * Description: Answer the targets sync message. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void sisyncr(USHORT port,UCHAR sync_pulse, UCHAR offset) +#else +void sisyncr(ULONG port,UCHAR sync_pulse, UCHAR offset) +#endif +{ + ARAM_ACCESS(port); + WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT )); + WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x03 )); + WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMSYNC)); + WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+sync_pulse)); + WRW_HARPOON((port+SYNC_MSGS+8), (RAT_OP )); + WRW_HARPOON((port+SYNC_MSGS+10),(MPM_OP+AMSG_OUT+offset)); + WRW_HARPOON((port+SYNC_MSGS+12),(BRH_OP+ALWAYS+NP )); + SGRAM_ACCESS(port); + + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT_1); + + WR_HARPOON(port+hp_autostart_3, (AUTO_IMMED+CMD_ONLY_STRT)); + + while (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | AUTO_INT))) {} +} + + + +#if defined(WIDE_SCSI) + +/*--------------------------------------------------------------------- + * + * Function: siwidn + * + * Description: Read in a message byte from the SCSI bus, and check + * for a parity error. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR siwidn(USHORT port, UCHAR p_card) +#else +UCHAR siwidn(ULONG port, UCHAR p_card) +#endif +{ + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + + currSCCB = BL_Card[p_card].currentSCCB; + currTar_Info = &sccbMgrTbl[p_card][currSCCB->TargID]; + + if (!((currTar_Info->TarStatus & TAR_WIDE_MASK) == WIDE_NEGOCIATED)) { + + + WRW_HARPOON((port+ID_MSG_STRT), + (MPM_OP+AMSG_OUT+(currSCCB->Sccb_idmsg & ~(UCHAR)DISC_PRIV))); + + WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+CMDPZ); + + WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT )); + WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x02 )); + WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMWDTR)); + WRW_HARPOON((port+SYNC_MSGS+6), (RAT_OP )); + WRW_HARPOON((port+SYNC_MSGS+8), (MPM_OP+AMSG_OUT+ SM16BIT)); + WRW_HARPOON((port+SYNC_MSGS+10),(BRH_OP+ALWAYS+NP )); + + WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT)); + + + currTar_Info->TarStatus = ((currTar_Info->TarStatus & + ~(UCHAR)TAR_WIDE_MASK) | (UCHAR)WIDE_ENABLED); + + return(TRUE); + } + + else { + + currTar_Info->TarStatus = ((currTar_Info->TarStatus & + ~(UCHAR)TAR_WIDE_MASK) | WIDE_NEGOCIATED); + + currTar_Info->TarEEValue &= ~EE_WIDE_SCSI; + return(FALSE); + } +} + + + +/*--------------------------------------------------------------------- + * + * Function: stwidn + * + * Description: The has sent us a Wide Nego message so handle it as + * necessary. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void stwidn(USHORT port, UCHAR p_card) +#else +void stwidn(ULONG port, UCHAR p_card) +#endif +{ + UCHAR width; + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + + currSCCB = BL_Card[p_card].currentSCCB; + currTar_Info = &sccbMgrTbl[p_card][currSCCB->TargID]; + + width = sfm(port,currSCCB); + + if((width == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) + { + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + return; + } + + + if (!(currTar_Info->TarEEValue & EE_WIDE_SCSI)) + width = 0; + + if (width) { + currTar_Info->TarStatus |= WIDE_ENABLED; + width = 0; + } + else { + width = NARROW_SCSI; + currTar_Info->TarStatus &= ~WIDE_ENABLED; + } + + + sssyncv(port,currSCCB->TargID,width,currTar_Info); + + + if (currSCCB->Sccb_scsistat == SELECT_WN_ST) + { + + + + currTar_Info->TarStatus |= WIDE_NEGOCIATED; + + if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_SUPPORTED)) + { + ACCEPT_MSG_ATN(port); + ARAM_ACCESS(port); + sisyncn(port,p_card, TRUE); + currSCCB->Sccb_scsistat = SELECT_SN_ST; + SGRAM_ACCESS(port); + } + else + { + ACCEPT_MSG(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + } + + else { + + + ACCEPT_MSG_ATN(port); + + if (currTar_Info->TarEEValue & EE_WIDE_SCSI) + width = SM16BIT; + else + width = SM8BIT; + + siwidr(port,width); + + currTar_Info->TarStatus |= (WIDE_NEGOCIATED | WIDE_ENABLED); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: siwidr + * + * Description: Answer the targets Wide nego message. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void siwidr(USHORT port, UCHAR width) +#else +void siwidr(ULONG port, UCHAR width) +#endif +{ + ARAM_ACCESS(port); + WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT )); + WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x02 )); + WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMWDTR)); + WRW_HARPOON((port+SYNC_MSGS+6), (RAT_OP )); + WRW_HARPOON((port+SYNC_MSGS+8),(MPM_OP+AMSG_OUT+width)); + WRW_HARPOON((port+SYNC_MSGS+10),(BRH_OP+ALWAYS+NP )); + SGRAM_ACCESS(port); + + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT_1); + + WR_HARPOON(port+hp_autostart_3, (AUTO_IMMED+CMD_ONLY_STRT)); + + while (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | AUTO_INT))) {} +} + +#endif + + + +/*--------------------------------------------------------------------- + * + * Function: sssyncv + * + * Description: Write the desired value to the Sync Register for the + * ID specified. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void sssyncv(USHORT p_port, UCHAR p_id, UCHAR p_sync_value,PSCCBMgr_tar_info currTar_Info) +#else +void sssyncv(ULONG p_port, UCHAR p_id, UCHAR p_sync_value,PSCCBMgr_tar_info currTar_Info) +#endif +{ + UCHAR index; + + index = p_id; + + switch (index) { + + case 0: + index = 12; /* hp_synctarg_0 */ + break; + case 1: + index = 13; /* hp_synctarg_1 */ + break; + case 2: + index = 14; /* hp_synctarg_2 */ + break; + case 3: + index = 15; /* hp_synctarg_3 */ + break; + case 4: + index = 8; /* hp_synctarg_4 */ + break; + case 5: + index = 9; /* hp_synctarg_5 */ + break; + case 6: + index = 10; /* hp_synctarg_6 */ + break; + case 7: + index = 11; /* hp_synctarg_7 */ + break; + case 8: + index = 4; /* hp_synctarg_8 */ + break; + case 9: + index = 5; /* hp_synctarg_9 */ + break; + case 10: + index = 6; /* hp_synctarg_10 */ + break; + case 11: + index = 7; /* hp_synctarg_11 */ + break; + case 12: + index = 0; /* hp_synctarg_12 */ + break; + case 13: + index = 1; /* hp_synctarg_13 */ + break; + case 14: + index = 2; /* hp_synctarg_14 */ + break; + case 15: + index = 3; /* hp_synctarg_15 */ + + } + + WR_HARPOON(p_port+hp_synctarg_base+index, p_sync_value); + + currTar_Info->TarSyncCtrl = p_sync_value; +} + + +/*--------------------------------------------------------------------- + * + * Function: sresb + * + * Description: Reset the desired card's SCSI bus. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void sresb(USHORT port, UCHAR p_card) +#else +void sresb(ULONG port, UCHAR p_card) +#endif +{ + UCHAR scsiID, i; + + PSCCBMgr_tar_info currTar_Info; + + WR_HARPOON(port+hp_page_ctrl, + (RD_HARPOON(port+hp_page_ctrl) | G_INT_DISABLE)); + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT); + + WR_HARPOON(port+hp_scsictrl_0, SCSI_RST); + + scsiID = RD_HARPOON(port+hp_seltimeout); + WR_HARPOON(port+hp_seltimeout,TO_5ms); + WRW_HARPOON((port+hp_intstat), TIMEOUT); + + WR_HARPOON(port+hp_portctrl_0,(SCSI_PORT | START_TO)); + + while (!(RDW_HARPOON((port+hp_intstat)) & TIMEOUT)) {} + + WR_HARPOON(port+hp_seltimeout,scsiID); + + WR_HARPOON(port+hp_scsictrl_0, ENA_SCAM_SEL); + + Wait(port, TO_5ms); + + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT); + + WR_HARPOON(port+hp_int_mask, (RD_HARPOON(port+hp_int_mask) | 0x00)); + + for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++) + { + currTar_Info = &sccbMgrTbl[p_card][scsiID]; + + if (currTar_Info->TarEEValue & EE_SYNC_MASK) + { + currTar_Info->TarSyncCtrl = 0; + currTar_Info->TarStatus &= ~TAR_SYNC_MASK; + } + + if (currTar_Info->TarEEValue & EE_WIDE_SCSI) + { + currTar_Info->TarStatus &= ~TAR_WIDE_MASK; + } + + sssyncv(port, scsiID, NARROW_SCSI,currTar_Info); + + SccbMgrTableInitTarget(p_card, scsiID); + } + + BL_Card[p_card].scanIndex = 0x00; + BL_Card[p_card].currentSCCB = NULL; + BL_Card[p_card].globalFlags &= ~(F_TAG_STARTED | F_HOST_XFER_ACT + | F_NEW_SCCB_CMD); + BL_Card[p_card].cmdCounter = 0x00; + BL_Card[p_card].discQCount = 0x00; + BL_Card[p_card].tagQ_Lst = 0x01; + + for(i = 0; i < QUEUE_DEPTH; i++) + BL_Card[p_card].discQ_Tbl[i] = NULL; + + WR_HARPOON(port+hp_page_ctrl, + (RD_HARPOON(port+hp_page_ctrl) & ~G_INT_DISABLE)); + +} + +/*--------------------------------------------------------------------- + * + * Function: ssenss + * + * Description: Setup for the Auto Sense command. + * + *---------------------------------------------------------------------*/ +void ssenss(PSCCBcard pCurrCard) +{ + UCHAR i; + PSCCB currSCCB; + + currSCCB = pCurrCard->currentSCCB; + + + currSCCB->Save_CdbLen = currSCCB->CdbLength; + + for (i = 0; i < 6; i++) { + + currSCCB->Save_Cdb[i] = currSCCB->Cdb[i]; + } + + currSCCB->CdbLength = SIX_BYTE_CMD; + currSCCB->Cdb[0] = SCSI_REQUEST_SENSE; + currSCCB->Cdb[1] = currSCCB->Cdb[1] & (UCHAR)0xE0; /*Keep LUN. */ + currSCCB->Cdb[2] = 0x00; + currSCCB->Cdb[3] = 0x00; + currSCCB->Cdb[4] = currSCCB->RequestSenseLength; + currSCCB->Cdb[5] = 0x00; + + currSCCB->Sccb_XferCnt = (unsigned long)currSCCB->RequestSenseLength; + + currSCCB->Sccb_ATC = 0x00; + + currSCCB->Sccb_XferState |= F_AUTO_SENSE; + + currSCCB->Sccb_XferState &= ~F_SG_XFER; + + currSCCB->Sccb_idmsg = currSCCB->Sccb_idmsg & ~(UCHAR)DISC_PRIV; + + currSCCB->ControlByte = 0x00; + + currSCCB->Sccb_MGRFlags &= F_STATUSLOADED; +} + + + +/*--------------------------------------------------------------------- + * + * Function: sxfrp + * + * Description: Transfer data into the bit bucket until the device + * decides to switch phase. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void sxfrp(USHORT p_port, UCHAR p_card) +#else +void sxfrp(ULONG p_port, UCHAR p_card) +#endif +{ + UCHAR curr_phz; + + + DISABLE_AUTO(p_port); + + if (BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) { + + hostDataXferAbort(p_port,p_card,BL_Card[p_card].currentSCCB); + + } + + /* If the Automation handled the end of the transfer then do not + match the phase or we will get out of sync with the ISR. */ + + if (RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | XFER_CNT_0 | AUTO_INT)) + return; + + WR_HARPOON(p_port+hp_xfercnt_0, 0x00); + + curr_phz = RD_HARPOON(p_port+hp_scsisig) & (UCHAR)S_SCSI_PHZ; + + WRW_HARPOON((p_port+hp_intstat), XFER_CNT_0); + + + WR_HARPOON(p_port+hp_scsisig, curr_phz); + + while ( !(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET)) && + (curr_phz == (RD_HARPOON(p_port+hp_scsisig) & (UCHAR)S_SCSI_PHZ)) ) + { + if (curr_phz & (UCHAR)SCSI_IOBIT) + { + WR_HARPOON(p_port+hp_portctrl_0, (SCSI_PORT | HOST_PORT | SCSI_INBIT)); + + if (!(RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY)) + { + RD_HARPOON(p_port+hp_fifodata_0); + } + } + else + { + WR_HARPOON(p_port+hp_portctrl_0, (SCSI_PORT | HOST_PORT | HOST_WRT)); + if (RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY) + { + WR_HARPOON(p_port+hp_fifodata_0,0xFA); + } + } + } /* End of While loop for padding data I/O phase */ + + while ( !(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET))) + { + if (RD_HARPOON(p_port+hp_scsisig) & SCSI_REQ) + break; + } + + WR_HARPOON(p_port+hp_portctrl_0, (SCSI_PORT | HOST_PORT | SCSI_INBIT)); + while (!(RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY)) + { + RD_HARPOON(p_port+hp_fifodata_0); + } + + if ( !(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET))) + { + WR_HARPOON(p_port+hp_autostart_0, (AUTO_IMMED+DISCONNECT_START)); + while (!(RDW_HARPOON((p_port+hp_intstat)) & AUTO_INT)) {} + + if (RDW_HARPOON((p_port+hp_intstat)) & (ICMD_COMP | ITAR_DISC)) + while (!(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RSEL))) ; + } +} + + +/*--------------------------------------------------------------------- + * + * Function: schkdd + * + * Description: Make sure data has been flushed from both FIFOs and abort + * the operations if necessary. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void schkdd(USHORT port, UCHAR p_card) +#else +void schkdd(ULONG port, UCHAR p_card) +#endif +{ + USHORT TimeOutLoop; + UCHAR sPhase; + + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + + + if ((currSCCB->Sccb_scsistat != DATA_OUT_ST) && + (currSCCB->Sccb_scsistat != DATA_IN_ST)) { + return; + } + + + + if (currSCCB->Sccb_XferState & F_ODD_BALL_CNT) + { + + currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt-1); + + currSCCB->Sccb_XferCnt = 1; + + currSCCB->Sccb_XferState &= ~F_ODD_BALL_CNT; + WRW_HARPOON((port+hp_fiforead), (USHORT) 0x00); + WR_HARPOON(port+hp_xferstat, 0x00); + } + + else + { + + currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt; + + currSCCB->Sccb_XferCnt = 0; + } + + if ((RDW_HARPOON((port+hp_intstat)) & PARITY) && + (currSCCB->HostStatus == SCCB_COMPLETE)) { + + currSCCB->HostStatus = SCCB_PARITY_ERR; + WRW_HARPOON((port+hp_intstat), PARITY); + } + + + hostDataXferAbort(port,p_card,currSCCB); + + + while (RD_HARPOON(port+hp_scsisig) & SCSI_ACK) {} + + TimeOutLoop = 0; + + while(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY) + { + if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE) { + return; + } + if (RD_HARPOON(port+hp_offsetctr) & (UCHAR)0x1F) { + break; + } + if (RDW_HARPOON((port+hp_intstat)) & RESET) { + return; + } + if ((RD_HARPOON(port+hp_scsisig) & SCSI_REQ) || (TimeOutLoop++>0x3000) ) + break; + } + + sPhase = RD_HARPOON(port+hp_scsisig) & (SCSI_BSY | S_SCSI_PHZ); + if ((!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) || + (RD_HARPOON(port+hp_offsetctr) & (UCHAR)0x1F) || + (sPhase == (SCSI_BSY | S_DATAO_PH)) || + (sPhase == (SCSI_BSY | S_DATAI_PH))) + { + + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + + if (!(currSCCB->Sccb_XferState & F_ALL_XFERRED)) + { + if (currSCCB->Sccb_XferState & F_HOST_XFER_DIR) { + phaseDataIn(port,p_card); + } + + else { + phaseDataOut(port,p_card); + } + } + else + { + sxfrp(port,p_card); + if (!(RDW_HARPOON((port+hp_intstat)) & + (BUS_FREE | ICMD_COMP | ITAR_DISC | RESET))) + { + WRW_HARPOON((port+hp_intstat), AUTO_INT); + phaseDecode(port,p_card); + } + } + + } + + else { + WR_HARPOON(port+hp_portctrl_0, 0x00); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: sinits + * + * Description: Setup SCCB manager fields in this SCCB. + * + *---------------------------------------------------------------------*/ + +void sinits(PSCCB p_sccb, UCHAR p_card) +{ + PSCCBMgr_tar_info currTar_Info; + + if((p_sccb->TargID > MAX_SCSI_TAR) || (p_sccb->Lun > MAX_LUN)) + { + return; + } + currTar_Info = &sccbMgrTbl[p_card][p_sccb->TargID]; + + p_sccb->Sccb_XferState = 0x00; + p_sccb->Sccb_XferCnt = p_sccb->DataLength; + + if ((p_sccb->OperationCode == SCATTER_GATHER_COMMAND) || + (p_sccb->OperationCode == RESIDUAL_SG_COMMAND)) { + + p_sccb->Sccb_SGoffset = 0; + p_sccb->Sccb_XferState = F_SG_XFER; + p_sccb->Sccb_XferCnt = 0x00; + } + + if (p_sccb->DataLength == 0x00) + + p_sccb->Sccb_XferState |= F_ALL_XFERRED; + + if (p_sccb->ControlByte & F_USE_CMD_Q) + { + if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT) + p_sccb->ControlByte &= ~F_USE_CMD_Q; + + else + currTar_Info->TarStatus |= TAG_Q_TRYING; + } + +/* For !single SCSI device in system & device allow Disconnect + or command is tag_q type then send Cmd with Disconnect Enable + else send Cmd with Disconnect Disable */ + +/* + if (((!(BL_Card[p_card].globalFlags & F_SINGLE_DEVICE)) && + (currTar_Info->TarStatus & TAR_ALLOW_DISC)) || + (currTar_Info->TarStatus & TAG_Q_TRYING)) { +*/ + if ((currTar_Info->TarStatus & TAR_ALLOW_DISC) || + (currTar_Info->TarStatus & TAG_Q_TRYING)) { + p_sccb->Sccb_idmsg = (UCHAR)(SMIDENT | DISC_PRIV) | p_sccb->Lun; + } + + else { + + p_sccb->Sccb_idmsg = (UCHAR)SMIDENT | p_sccb->Lun; + } + + p_sccb->HostStatus = 0x00; + p_sccb->TargetStatus = 0x00; + p_sccb->Sccb_tag = 0x00; + p_sccb->Sccb_MGRFlags = 0x00; + p_sccb->Sccb_sgseg = 0x00; + p_sccb->Sccb_ATC = 0x00; + p_sccb->Sccb_savedATC = 0x00; +/* + p_sccb->SccbVirtDataPtr = 0x00; + p_sccb->Sccb_forwardlink = NULL; + p_sccb->Sccb_backlink = NULL; + */ + p_sccb->Sccb_scsistat = BUS_FREE_ST; + p_sccb->SccbStatus = SCCB_IN_PROCESS; + p_sccb->Sccb_scsimsg = SMNO_OP; + +} + + +#ident "$Id: phase.c 1.11 1997/01/31 02:08:49 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: phase.c $ + * + * Description: Functions to initially handle the SCSI bus phase when + * the target asserts request (and the automation is not + * enabled to handle the situation). + * + * $Date: 1997/01/31 02:08:49 $ + * + * $Revision: 1.11 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <scsi2.h>*/ +/*#include <harpoon.h>*/ + + +/* +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; + +#if defined(OS2) + extern void (far *s_PhaseTbl[8]) (ULONG, UCHAR); +#else + #if defined(DOS) + extern void (*s_PhaseTbl[8]) (USHORT, UCHAR); + #else + extern void (*s_PhaseTbl[8]) (ULONG, UCHAR); + #endif +#endif +*/ + +/*--------------------------------------------------------------------- + * + * Function: Phase Decode + * + * Description: Determine the phase and call the appropriate function. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void phaseDecode(USHORT p_port, UCHAR p_card) +#else +void phaseDecode(ULONG p_port, UCHAR p_card) +#endif +{ + unsigned char phase_ref; +#if defined(OS2) + void (far *phase) (ULONG, UCHAR); +#else + #if defined(DOS) + void (*phase) (USHORT, UCHAR); + #else + void (*phase) (ULONG, UCHAR); + #endif +#endif + + + DISABLE_AUTO(p_port); + + phase_ref = (UCHAR) (RD_HARPOON(p_port+hp_scsisig) & S_SCSI_PHZ); + + phase = s_PhaseTbl[phase_ref]; + + (*phase)(p_port, p_card); /* Call the correct phase func */ +} + + + +/*--------------------------------------------------------------------- + * + * Function: Data Out Phase + * + * Description: Start up both the BusMaster and Xbow. + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseDataOut(ULONG port, UCHAR p_card) +#else +#if defined(DOS) +void phaseDataOut(USHORT port, UCHAR p_card) +#else +void phaseDataOut(ULONG port, UCHAR p_card) +#endif +#endif +{ + + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + if (currSCCB == NULL) + { + return; /* Exit if No SCCB record */ + } + + currSCCB->Sccb_scsistat = DATA_OUT_ST; + currSCCB->Sccb_XferState &= ~(F_HOST_XFER_DIR | F_NO_DATA_YET); + + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + + WRW_HARPOON((port+hp_intstat), XFER_CNT_0); + + WR_HARPOON(port+hp_autostart_0, (END_DATA+END_DATA_START)); + + dataXferProcessor(port, &BL_Card[p_card]); + +#if defined(NOBUGBUG) + if (RDW_HARPOON((port+hp_intstat)) & XFER_CNT_0) + WRW_HARPOON((port+hp_intstat), XFER_CNT_0); + +#endif + + + if (currSCCB->Sccb_XferCnt == 0) { + + + if ((currSCCB->ControlByte & SCCB_DATA_XFER_OUT) && + (currSCCB->HostStatus == SCCB_COMPLETE)) + currSCCB->HostStatus = SCCB_DATA_OVER_RUN; + + sxfrp(port,p_card); + if (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | RESET))) + phaseDecode(port,p_card); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: Data In Phase + * + * Description: Startup the BusMaster and the XBOW. + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseDataIn(ULONG port, UCHAR p_card) +#else +#if defined(DOS) +void phaseDataIn(USHORT port, UCHAR p_card) +#else +void phaseDataIn(ULONG port, UCHAR p_card) +#endif +#endif +{ + + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + + if (currSCCB == NULL) + { + return; /* Exit if No SCCB record */ + } + + + currSCCB->Sccb_scsistat = DATA_IN_ST; + currSCCB->Sccb_XferState |= F_HOST_XFER_DIR; + currSCCB->Sccb_XferState &= ~F_NO_DATA_YET; + + WR_HARPOON(port+hp_portctrl_0, SCSI_PORT); + + WRW_HARPOON((port+hp_intstat), XFER_CNT_0); + + WR_HARPOON(port+hp_autostart_0, (END_DATA+END_DATA_START)); + + dataXferProcessor(port, &BL_Card[p_card]); + + if (currSCCB->Sccb_XferCnt == 0) { + + + if ((currSCCB->ControlByte & SCCB_DATA_XFER_IN) && + (currSCCB->HostStatus == SCCB_COMPLETE)) + currSCCB->HostStatus = SCCB_DATA_OVER_RUN; + + sxfrp(port,p_card); + if (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | RESET))) + phaseDecode(port,p_card); + + } +} + +/*--------------------------------------------------------------------- + * + * Function: Command Phase + * + * Description: Load the CDB into the automation and start it up. + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseCommand(ULONG p_port, UCHAR p_card) +#else +#if defined(DOS) +void phaseCommand(USHORT p_port, UCHAR p_card) +#else +void phaseCommand(ULONG p_port, UCHAR p_card) +#endif +#endif +{ + PSCCB currSCCB; +#if defined(DOS) + USHORT cdb_reg; +#else + ULONG cdb_reg; +#endif + UCHAR i; + + currSCCB = BL_Card[p_card].currentSCCB; + + if (currSCCB->OperationCode == RESET_COMMAND) { + + currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; + currSCCB->CdbLength = SIX_BYTE_CMD; + } + + WR_HARPOON(p_port+hp_scsisig, 0x00); + + ARAM_ACCESS(p_port); + + + cdb_reg = p_port + CMD_STRT; + + for (i=0; i < currSCCB->CdbLength; i++) { + + if (currSCCB->OperationCode == RESET_COMMAND) + + WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + 0x00)); + + else + WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + currSCCB->Cdb[i])); + cdb_reg +=2; + } + + if (currSCCB->CdbLength != TWELVE_BYTE_CMD) + WRW_HARPOON(cdb_reg, (BRH_OP+ALWAYS+ NP)); + + WR_HARPOON(p_port+hp_portctrl_0,(SCSI_PORT)); + + currSCCB->Sccb_scsistat = COMMAND_ST; + + WR_HARPOON(p_port+hp_autostart_3, (AUTO_IMMED | CMD_ONLY_STRT)); + SGRAM_ACCESS(p_port); +} + + +/*--------------------------------------------------------------------- + * + * Function: Status phase + * + * Description: Bring in the status and command complete message bytes + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseStatus(ULONG port, UCHAR p_card) +#else +#if defined(DOS) +void phaseStatus(USHORT port, UCHAR p_card) +#else +void phaseStatus(ULONG port, UCHAR p_card) +#endif +#endif +{ + /* Start-up the automation to finish off this command and let the + isr handle the interrupt for command complete when it comes in. + We could wait here for the interrupt to be generated? + */ + + WR_HARPOON(port+hp_scsisig, 0x00); + + WR_HARPOON(port+hp_autostart_0, (AUTO_IMMED+END_DATA_START)); +} + + +/*--------------------------------------------------------------------- + * + * Function: Phase Message Out + * + * Description: Send out our message (if we have one) and handle whatever + * else is involed. + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseMsgOut(ULONG port, UCHAR p_card) +#else +#if defined(DOS) +void phaseMsgOut(USHORT port, UCHAR p_card) +#else +void phaseMsgOut(ULONG port, UCHAR p_card) +#endif +#endif +{ + UCHAR message,scsiID; + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + + currSCCB = BL_Card[p_card].currentSCCB; + + if (currSCCB != NULL) { + + message = currSCCB->Sccb_scsimsg; + scsiID = currSCCB->TargID; + + if (message == SMDEV_RESET) + { + + + currTar_Info = &sccbMgrTbl[p_card][scsiID]; + currTar_Info->TarSyncCtrl = 0; + sssyncv(port, scsiID, NARROW_SCSI,currTar_Info); + + if (sccbMgrTbl[p_card][scsiID].TarEEValue & EE_SYNC_MASK) + { + + sccbMgrTbl[p_card][scsiID].TarStatus &= ~TAR_SYNC_MASK; + + } + + if (sccbMgrTbl[p_card][scsiID].TarEEValue & EE_WIDE_SCSI) + { + + sccbMgrTbl[p_card][scsiID].TarStatus &= ~TAR_WIDE_MASK; + } + + + queueFlushSccb(p_card,SCCB_COMPLETE); + SccbMgrTableInitTarget(p_card,scsiID); + } + else if (currSCCB->Sccb_scsistat == ABORT_ST) + { + currSCCB->HostStatus = SCCB_COMPLETE; + if(BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] != NULL) + { + BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL; + sccbMgrTbl[p_card][scsiID].TarTagQ_Cnt--; + } + + } + + else if (currSCCB->Sccb_scsistat < COMMAND_ST) + { + + + if(message == SMNO_OP) + { + currSCCB->Sccb_MGRFlags |= F_DEV_SELECTED; + + ssel(port,p_card); + return; + } + } + else + { + + + if (message == SMABORT) + + queueFlushSccb(p_card,SCCB_COMPLETE); + } + + } + else + { + message = SMABORT; + } + + WRW_HARPOON((port+hp_intstat), (BUS_FREE | PHASE | XFER_CNT_0)); + + + WR_HARPOON(port+hp_portctrl_0, SCSI_BUS_EN); + + WR_HARPOON(port+hp_scsidata_0,message); + + WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + + ACCEPT_MSG(port); + + WR_HARPOON(port+hp_portctrl_0, 0x00); + + if ((message == SMABORT) || (message == SMDEV_RESET) || + (message == SMABORT_TAG) ) + { + + while(!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | PHASE))) {} + + if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE) + { + WRW_HARPOON((port+hp_intstat), BUS_FREE); + + if (currSCCB != NULL) + { + + if((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = FALSE; + else + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = FALSE; + + queueCmdComplete(&BL_Card[p_card],currSCCB, p_card); + } + + else + { + BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; + } + } + + else + { + + sxfrp(port,p_card); + } + } + + else + { + + if(message == SMPARITY) + { + currSCCB->Sccb_scsimsg = SMNO_OP; + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + else + { + sxfrp(port,p_card); + } + } +} + + +/*--------------------------------------------------------------------- + * + * Function: Message In phase + * + * Description: Bring in the message and determine what to do with it. + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseMsgIn(ULONG port, UCHAR p_card) +#else +#if defined(DOS) +void phaseMsgIn(USHORT port, UCHAR p_card) +#else +void phaseMsgIn(ULONG port, UCHAR p_card) +#endif +#endif +{ + UCHAR message; + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + + if (BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) + { + + phaseChkFifo(port, p_card); + } + + message = RD_HARPOON(port+hp_scsidata_0); + if ((message == SMDISC) || (message == SMSAVE_DATA_PTR)) + { + + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+END_DATA_START)); + + } + + else + { + + message = sfm(port,currSCCB); + if (message) + { + + + sdecm(message,port,p_card); + + } + else + { + if(currSCCB->Sccb_scsimsg != SMPARITY) + ACCEPT_MSG(port); + WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START)); + } + } + +} + + +/*--------------------------------------------------------------------- + * + * Function: Illegal phase + * + * Description: Target switched to some illegal phase, so all we can do + * is report an error back to the host (if that is possible) + * and send an ABORT message to the misbehaving target. + * + *---------------------------------------------------------------------*/ + +#if defined(OS2) +void far phaseIllegal(ULONG port, UCHAR p_card) +#else +#if defined(DOS) +void phaseIllegal(USHORT port, UCHAR p_card) +#else +void phaseIllegal(ULONG port, UCHAR p_card) +#endif +#endif +{ + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + + WR_HARPOON(port+hp_scsisig, RD_HARPOON(port+hp_scsisig)); + if (currSCCB != NULL) { + + currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; + currSCCB->Sccb_scsistat = ABORT_ST; + currSCCB->Sccb_scsimsg = SMABORT; + } + + ACCEPT_MSG_ATN(port); +} + + + +/*--------------------------------------------------------------------- + * + * Function: Phase Check FIFO + * + * Description: Make sure data has been flushed from both FIFOs and abort + * the operations if necessary. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void phaseChkFifo(USHORT port, UCHAR p_card) +#else +void phaseChkFifo(ULONG port, UCHAR p_card) +#endif +{ + ULONG xfercnt; + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + + if (currSCCB->Sccb_scsistat == DATA_IN_ST) + { + + while((!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) && + (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY)) {} + + + if (!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) + { + currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt; + + currSCCB->Sccb_XferCnt = 0; + + if ((RDW_HARPOON((port+hp_intstat)) & PARITY) && + (currSCCB->HostStatus == SCCB_COMPLETE)) + { + currSCCB->HostStatus = SCCB_PARITY_ERR; + WRW_HARPOON((port+hp_intstat), PARITY); + } + + hostDataXferAbort(port,p_card,currSCCB); + + dataXferProcessor(port, &BL_Card[p_card]); + + while((!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) && + (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY)) {} + + } + } /*End Data In specific code. */ + + + +#if defined(DOS) + asm { mov dx,port; + add dx,hp_xfercnt_2; + in al,dx; + dec dx; + xor ah,ah; + mov word ptr xfercnt+2,ax; + in al,dx; + dec dx; + mov ah,al; + in al,dx; + mov word ptr xfercnt,ax; + } +#else + GET_XFER_CNT(port,xfercnt); +#endif + + + WR_HARPOON(port+hp_xfercnt_0, 0x00); + + + WR_HARPOON(port+hp_portctrl_0, 0x00); + + currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt - xfercnt); + + currSCCB->Sccb_XferCnt = xfercnt; + + if ((RDW_HARPOON((port+hp_intstat)) & PARITY) && + (currSCCB->HostStatus == SCCB_COMPLETE)) { + + currSCCB->HostStatus = SCCB_PARITY_ERR; + WRW_HARPOON((port+hp_intstat), PARITY); + } + + + hostDataXferAbort(port,p_card,currSCCB); + + + WR_HARPOON(port+hp_fifowrite, 0x00); + WR_HARPOON(port+hp_fiforead, 0x00); + WR_HARPOON(port+hp_xferstat, 0x00); + + WRW_HARPOON((port+hp_intstat), XFER_CNT_0); +} + + +/*--------------------------------------------------------------------- + * + * Function: Phase Bus Free + * + * Description: We just went bus free so figure out if it was + * because of command complete or from a disconnect. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void phaseBusFree(USHORT port, UCHAR p_card) +#else +void phaseBusFree(ULONG port, UCHAR p_card) +#endif +{ + PSCCB currSCCB; + + currSCCB = BL_Card[p_card].currentSCCB; + + if (currSCCB != NULL) + { + + DISABLE_AUTO(port); + + + if (currSCCB->OperationCode == RESET_COMMAND) + { + + if((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = FALSE; + else + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = FALSE; + + queueCmdComplete(&BL_Card[p_card], currSCCB, p_card); + + queueSearchSelect(&BL_Card[p_card],p_card); + + } + + else if(currSCCB->Sccb_scsistat == SELECT_SN_ST) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= + (UCHAR)SYNC_SUPPORTED; + sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_SYNC_MASK; + } + + else if(currSCCB->Sccb_scsistat == SELECT_WN_ST) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus = + (sccbMgrTbl[p_card][currSCCB->TargID]. + TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED; + + sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_WIDE_SCSI; + } + +#if !defined(DOS) + else if(currSCCB->Sccb_scsistat == SELECT_Q_ST) + { + /* Make sure this is not a phony BUS_FREE. If we were + reselected or if BUSY is NOT on then this is a + valid BUS FREE. SRR Wednesday, 5/10/1995. */ + + if ((!(RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) || + (RDW_HARPOON((port+hp_intstat)) & RSEL)) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus &= ~TAR_TAG_Q_MASK; + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= TAG_Q_REJECT; + } + + else + { + return; + } + } +#endif + + else + { + + currSCCB->Sccb_scsistat = BUS_FREE_ST; + + if (!currSCCB->HostStatus) + { + currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; + } + + if((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = FALSE; + else + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = FALSE; + + queueCmdComplete(&BL_Card[p_card], currSCCB, p_card); + return; + } + + + BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; + + } /*end if !=null */ +} + + + + +#ident "$Id: automate.c 1.14 1997/01/31 02:11:46 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: automate.c $ + * + * Description: Functions relating to programming the automation of + * the HARPOON. + * + * $Date: 1997/01/31 02:11:46 $ + * + * $Revision: 1.14 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <scsi2.h>*/ +/*#include <harpoon.h>*/ + +/* +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; +extern SCCBCARD BL_Card[MAX_CARDS]; +*/ + +/*--------------------------------------------------------------------- + * + * Function: Auto Load Default Map + * + * Description: Load the Automation RAM with the defualt map values. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void autoLoadDefaultMap(USHORT p_port) +#else +void autoLoadDefaultMap(ULONG p_port) +#endif +{ +#if defined(DOS) + USHORT map_addr; +#else + ULONG map_addr; +#endif + + ARAM_ACCESS(p_port); + map_addr = p_port + hp_aramBase; + + WRW_HARPOON(map_addr, (MPM_OP+AMSG_OUT+ 0xC0)); /*ID MESSAGE */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+AMSG_OUT+ 0x20)); /*SIMPLE TAG QUEUEING MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, RAT_OP); /*RESET ATTENTION */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+AMSG_OUT+ 0x00)); /*TAG ID MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 0 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 1 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 2 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 3 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 4 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 5 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 6 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 7 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 8 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 9 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 10 */ + map_addr +=2; + WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 11 */ + map_addr +=2; + WRW_HARPOON(map_addr, (CPE_OP+ADATA_OUT+ DINT)); /*JUMP IF DATA OUT */ + map_addr +=2; + WRW_HARPOON(map_addr, (TCB_OP+FIFO_0+ DI)); /*JUMP IF NO DATA IN FIFO */ + map_addr +=2; /*This means AYNC DATA IN */ + WRW_HARPOON(map_addr, (SSI_OP+ SSI_IDO_STRT)); /*STOP AND INTERRUPT */ + map_addr +=2; + WRW_HARPOON(map_addr, (CPE_OP+ADATA_IN+DINT)); /*JUMP IF NOT DATA IN PHZ */ + map_addr +=2; + WRW_HARPOON(map_addr, (CPN_OP+AMSG_IN+ ST)); /*IF NOT MSG IN CHECK 4 DATA IN */ + map_addr +=2; + WRW_HARPOON(map_addr, (CRD_OP+SDATA+ 0x02)); /*SAVE DATA PTR MSG? */ + map_addr +=2; + WRW_HARPOON(map_addr, (BRH_OP+NOT_EQ+ DC)); /*GO CHECK FOR DISCONNECT MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_AR1)); /*SAVE DATA PTRS MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, (CPN_OP+AMSG_IN+ ST)); /*IF NOT MSG IN CHECK DATA IN */ + map_addr +=2; + WRW_HARPOON(map_addr, (CRD_OP+SDATA+ 0x04)); /*DISCONNECT MSG? */ + map_addr +=2; + WRW_HARPOON(map_addr, (BRH_OP+NOT_EQ+ UNKNWN));/*UKNKNOWN MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_BUCKET));/*XFER DISCONNECT MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, (SSI_OP+ SSI_ITAR_DISC));/*STOP AND INTERRUPT */ + map_addr +=2; + WRW_HARPOON(map_addr, (CPN_OP+ASTATUS+ UNKNWN));/*JUMP IF NOT STATUS PHZ. */ + map_addr +=2; + WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_AR0)); /*GET STATUS BYTE */ + map_addr +=2; + WRW_HARPOON(map_addr, (CPN_OP+AMSG_IN+ CC)); /*ERROR IF NOT MSG IN PHZ */ + map_addr +=2; + WRW_HARPOON(map_addr, (CRD_OP+SDATA+ 0x00)); /*CHECK FOR CMD COMPLETE MSG. */ + map_addr +=2; + WRW_HARPOON(map_addr, (BRH_OP+NOT_EQ+ CC)); /*ERROR IF NOT CMD COMPLETE MSG. */ + map_addr +=2; + WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_BUCKET));/*GET CMD COMPLETE MSG */ + map_addr +=2; + WRW_HARPOON(map_addr, (SSI_OP+ SSI_ICMD_COMP));/*END OF COMMAND */ + map_addr +=2; + + WRW_HARPOON(map_addr, (SSI_OP+ SSI_IUNKWN)); /*RECEIVED UNKNOWN MSG BYTE */ + map_addr +=2; + WRW_HARPOON(map_addr, (SSI_OP+ SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */ + map_addr +=2; + WRW_HARPOON(map_addr, (SSI_OP+ SSI_ITICKLE)); /*BIOS Tickled the Mgr */ + map_addr +=2; + WRW_HARPOON(map_addr, (SSI_OP+ SSI_IRFAIL)); /*EXPECTED ID/TAG MESSAGES AND */ + map_addr +=2; /* DIDN'T GET ONE */ + WRW_HARPOON(map_addr, (CRR_OP+AR3+ S_IDREG)); /* comp SCSI SEL ID & AR3*/ + map_addr +=2; + WRW_HARPOON(map_addr, (BRH_OP+EQUAL+ 0x00)); /*SEL ID OK then Conti. */ + map_addr +=2; + WRW_HARPOON(map_addr, (SSI_OP+ SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */ + + + + SGRAM_ACCESS(p_port); +} + +/*--------------------------------------------------------------------- + * + * Function: Auto Command Complete + * + * Description: Post command back to host and find another command + * to execute. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void autoCmdCmplt(USHORT p_port, UCHAR p_card) +#else +void autoCmdCmplt(ULONG p_port, UCHAR p_card) +#endif +{ + PSCCB currSCCB; + UCHAR status_byte; + + currSCCB = BL_Card[p_card].currentSCCB; + + status_byte = RD_HARPOON(p_port+hp_gp_reg_0); + + sccbMgrTbl[p_card][currSCCB->TargID].TarLUN_CA = FALSE; + + if (status_byte != SSGOOD) { + + if (status_byte == SSQ_FULL) { + + + if(((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = TRUE; + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL; + } + else + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = TRUE; + if(currSCCB->Sccb_tag) + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL; + }else + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL; + } + } + + currSCCB->Sccb_MGRFlags |= F_STATUSLOADED; + + queueSelectFail(&BL_Card[p_card],p_card); + + return; + } + + if(currSCCB->Sccb_scsistat == SELECT_SN_ST) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= + (UCHAR)SYNC_SUPPORTED; + + sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_SYNC_MASK; + BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; + + if(((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = TRUE; + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL; + } + else + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = TRUE; + if(currSCCB->Sccb_tag) + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL; + }else + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL; + } + } + return; + + } + + if(currSCCB->Sccb_scsistat == SELECT_WN_ST) + { + + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus = + (sccbMgrTbl[p_card][currSCCB->TargID]. + TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED; + + sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_WIDE_SCSI; + BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; + + if(((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = TRUE; + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL; + } + else + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = TRUE; + if(currSCCB->Sccb_tag) + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL; + }else + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL; + } + } + return; + + } + + if (status_byte == SSCHECK) + { + if(BL_Card[p_card].globalFlags & F_DO_RENEGO) + { + if (sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue & EE_SYNC_MASK) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus &= ~TAR_SYNC_MASK; + } + if (sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue & EE_WIDE_SCSI) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarStatus &= ~TAR_WIDE_MASK; + } + } + } + + if (!(currSCCB->Sccb_XferState & F_AUTO_SENSE)) { + + currSCCB->SccbStatus = SCCB_ERROR; + currSCCB->TargetStatus = status_byte; + + if (status_byte == SSCHECK) { + + sccbMgrTbl[p_card][currSCCB->TargID].TarLUN_CA + = TRUE; + + +#if (FW_TYPE==_SCCB_MGR_) + if (currSCCB->RequestSenseLength != NO_AUTO_REQUEST_SENSE) { + + if (currSCCB->RequestSenseLength == 0) + currSCCB->RequestSenseLength = 14; + + ssenss(&BL_Card[p_card]); + BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; + + if(((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = TRUE; + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL; + } + else + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = TRUE; + if(currSCCB->Sccb_tag) + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL; + }else + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL; + } + } + return; + } +#else + if ((!(currSCCB->Sccb_ucb_ptr->UCB_opcode & OPC_NO_AUTO_SENSE)) && + (currSCCB->RequestSenseLength)) + { + ssenss(&BL_Card[p_card]); + BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; + + if(((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = TRUE; + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL; + } + else + { + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = TRUE; + if(currSCCB->Sccb_tag) + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL; + }else + { + if(BL_Card[p_card].discQCount != 0) + BL_Card[p_card].discQCount--; + BL_Card[p_card].discQ_Tbl[sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL; + } + } + return; + } + +#endif + } + } + } + + + if((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = FALSE; + else + sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = FALSE; + + + queueCmdComplete(&BL_Card[p_card], currSCCB, p_card); +} +#ident "$Id: busmstr.c 1.8 1997/01/31 02:10:27 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: busmstr.c $ + * + * Description: Functions to start, stop, and abort BusMaster operations. + * + * $Date: 1997/01/31 02:10:27 $ + * + * $Revision: 1.8 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <scsi2.h>*/ +/*#include <harpoon.h>*/ + + +/* +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; +*/ + +#define SHORT_WAIT 0x0000000F +#define LONG_WAIT 0x0000FFFFL + +#if defined(BUGBUG) +void Debug_Load(UCHAR p_card, UCHAR p_bug_data); +#endif + +/*--------------------------------------------------------------------- + * + * Function: Data Transfer Processor + * + * Description: This routine performs two tasks. + * (1) Start data transfer by calling HOST_DATA_XFER_START + * function. Once data transfer is started, (2) Depends + * on the type of data transfer mode Scatter/Gather mode + * or NON Scatter/Gather mode. In NON Scatter/Gather mode, + * this routine checks Sccb_MGRFlag (F_HOST_XFER_ACT bit) for + * data transfer done. In Scatter/Gather mode, this routine + * checks bus master command complete and dual rank busy + * bit to keep chaining SC transfer command. Similarly, + * in Scatter/Gather mode, it checks Sccb_MGRFlag + * (F_HOST_XFER_ACT bit) for data transfer done. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void dataXferProcessor(USHORT port, PSCCBcard pCurrCard) +#else +void dataXferProcessor(ULONG port, PSCCBcard pCurrCard) +#endif +{ + PSCCB currSCCB; + + currSCCB = pCurrCard->currentSCCB; + + if (currSCCB->Sccb_XferState & F_SG_XFER) + { + if (pCurrCard->globalFlags & F_HOST_XFER_ACT) + + { + currSCCB->Sccb_sgseg += (UCHAR)SG_BUF_CNT; + currSCCB->Sccb_SGoffset = 0x00; + } + pCurrCard->globalFlags |= F_HOST_XFER_ACT; + + busMstrSGDataXferStart(port, currSCCB); + } + + else + { + if (!(pCurrCard->globalFlags & F_HOST_XFER_ACT)) + { + pCurrCard->globalFlags |= F_HOST_XFER_ACT; + + busMstrDataXferStart(port, currSCCB); + } + } +} + + +/*--------------------------------------------------------------------- + * + * Function: BusMaster Scatter Gather Data Transfer Start + * + * Description: + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void busMstrSGDataXferStart(USHORT p_port, PSCCB pcurrSCCB) +#else +void busMstrSGDataXferStart(ULONG p_port, PSCCB pcurrSCCB) +#endif +{ + ULONG count,addr,tmpSGCnt; + UINT sg_index; + UCHAR sg_count, i; +#if defined(DOS) + USHORT reg_offset; +#else + ULONG reg_offset; +#endif + + + if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { + + count = ((ULONG) HOST_RD_CMD)<<24; + } + + else { + count = ((ULONG) HOST_WRT_CMD)<<24; + } + + sg_count = 0; + tmpSGCnt = 0; + sg_index = pcurrSCCB->Sccb_sgseg; + reg_offset = hp_aramBase; + + + i = (UCHAR) (RD_HARPOON(p_port+hp_page_ctrl) & ~(SGRAM_ARAM|SCATTER_EN)); + + + WR_HARPOON(p_port+hp_page_ctrl, i); + + while ((sg_count < (UCHAR)SG_BUF_CNT) && + ((ULONG)(sg_index * (UINT)SG_ELEMENT_SIZE) < pcurrSCCB->DataLength) ) { + +#if defined(COMPILER_16_BIT) && !defined(DOS) + tmpSGCnt += *(((ULONG far *)pcurrSCCB->DataPointer)+ + (sg_index * 2)); + + count |= *(((ULONG far *)pcurrSCCB->DataPointer)+ + (sg_index * 2)); + + addr = *(((ULONG far *)pcurrSCCB->DataPointer)+ + ((sg_index * 2) + 1)); + +#else + tmpSGCnt += *(((ULONG *)pcurrSCCB->DataPointer)+ + (sg_index * 2)); + + count |= *(((ULONG *)pcurrSCCB->DataPointer)+ + (sg_index * 2)); + + addr = *(((ULONG *)pcurrSCCB->DataPointer)+ + ((sg_index * 2) + 1)); +#endif + + + if ((!sg_count) && (pcurrSCCB->Sccb_SGoffset)) { + + addr += ((count & 0x00FFFFFFL) - pcurrSCCB->Sccb_SGoffset); + count = (count & 0xFF000000L) | pcurrSCCB->Sccb_SGoffset; + + tmpSGCnt = count & 0x00FFFFFFL; + } + + WR_HARP32(p_port,reg_offset,addr); + reg_offset +=4; + + WR_HARP32(p_port,reg_offset,count); + reg_offset +=4; + + count &= 0xFF000000L; + sg_index++; + sg_count++; + + } /*End While */ + + pcurrSCCB->Sccb_XferCnt = tmpSGCnt; + + WR_HARPOON(p_port+hp_sg_addr,(sg_count<<4)); + + if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { + + WR_HARP32(p_port,hp_xfercnt_0,tmpSGCnt); + + + WR_HARPOON(p_port+hp_portctrl_0,(DMA_PORT | SCSI_PORT | SCSI_INBIT)); + WR_HARPOON(p_port+hp_scsisig, S_DATAI_PH); + } + + else { + + + if ((!(RD_HARPOON(p_port+hp_synctarg_0) & NARROW_SCSI)) && + (tmpSGCnt & 0x000000001)) + { + + pcurrSCCB->Sccb_XferState |= F_ODD_BALL_CNT; + tmpSGCnt--; + } + + + WR_HARP32(p_port,hp_xfercnt_0,tmpSGCnt); + + WR_HARPOON(p_port+hp_portctrl_0,(SCSI_PORT | DMA_PORT | DMA_RD)); + WR_HARPOON(p_port+hp_scsisig, S_DATAO_PH); + } + + + WR_HARPOON(p_port+hp_page_ctrl, (UCHAR) (i | SCATTER_EN)); + +} + + +/*--------------------------------------------------------------------- + * + * Function: BusMaster Data Transfer Start + * + * Description: + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void busMstrDataXferStart(USHORT p_port, PSCCB pcurrSCCB) +#else +void busMstrDataXferStart(ULONG p_port, PSCCB pcurrSCCB) +#endif +{ + ULONG addr,count; + + if (!(pcurrSCCB->Sccb_XferState & F_AUTO_SENSE)) { + + count = pcurrSCCB->Sccb_XferCnt; + + addr = (ULONG) pcurrSCCB->DataPointer + pcurrSCCB->Sccb_ATC; + } + + else { + addr = pcurrSCCB->SensePointer; + count = pcurrSCCB->RequestSenseLength; + + } + +#if defined(DOS) + asm { mov dx,p_port; + mov ax,word ptr count; + add dx,hp_xfer_cnt_lo; + out dx,al; + inc dx; + xchg ah,al + out dx,al; + inc dx; + mov ax,word ptr count+2; + out dx,al; + inc dx; + inc dx; + mov ax,word ptr addr; + out dx,al; + inc dx; + xchg ah,al + out dx,al; + inc dx; + mov ax,word ptr addr+2; + out dx,al; + inc dx; + xchg ah,al + out dx,al; + } + + WR_HARP32(p_port,hp_xfercnt_0,count); + +#else + HP_SETUP_ADDR_CNT(p_port,addr,count); +#endif + + + if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { + + WR_HARPOON(p_port+hp_portctrl_0,(DMA_PORT | SCSI_PORT | SCSI_INBIT)); + WR_HARPOON(p_port+hp_scsisig, S_DATAI_PH); + + WR_HARPOON(p_port+hp_xfer_cmd, + (XFER_DMA_HOST | XFER_HOST_AUTO | XFER_DMA_8BIT)); + } + + else { + + WR_HARPOON(p_port+hp_portctrl_0,(SCSI_PORT | DMA_PORT | DMA_RD)); + WR_HARPOON(p_port+hp_scsisig, S_DATAO_PH); + + WR_HARPOON(p_port+hp_xfer_cmd, + (XFER_HOST_DMA | XFER_HOST_AUTO | XFER_DMA_8BIT)); + + } +} + + +/*--------------------------------------------------------------------- + * + * Function: BusMaster Timeout Handler + * + * Description: This function is called after a bus master command busy time + * out is detected. This routines issue halt state machine + * with a software time out for command busy. If command busy + * is still asserted at the end of the time out, it issues + * hard abort with another software time out. It hard abort + * command busy is also time out, it'll just give up. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +UCHAR busMstrTimeOut(USHORT p_port) +#else +UCHAR busMstrTimeOut(ULONG p_port) +#endif +{ + ULONG timeout; + + timeout = LONG_WAIT; + + WR_HARPOON(p_port+hp_sys_ctrl, HALT_MACH); + + while ((!(RD_HARPOON(p_port+hp_ext_status) & CMD_ABORTED)) && timeout--) {} + + + + if (RD_HARPOON(p_port+hp_ext_status) & BM_CMD_BUSY) { + WR_HARPOON(p_port+hp_sys_ctrl, HARD_ABORT); + + timeout = LONG_WAIT; + while ((RD_HARPOON(p_port+hp_ext_status) & BM_CMD_BUSY) && timeout--) {} + } + + RD_HARPOON(p_port+hp_int_status); /*Clear command complete */ + + if (RD_HARPOON(p_port+hp_ext_status) & BM_CMD_BUSY) { + return(TRUE); + } + + else { + return(FALSE); + } +} + + +/*--------------------------------------------------------------------- + * + * Function: Host Data Transfer Abort + * + * Description: Abort any in progress transfer. + * + *---------------------------------------------------------------------*/ +#if defined(DOS) +void hostDataXferAbort(USHORT port, UCHAR p_card, PSCCB pCurrSCCB) +#else +void hostDataXferAbort(ULONG port, UCHAR p_card, PSCCB pCurrSCCB) +#endif +{ + + ULONG timeout; + ULONG remain_cnt; + UINT sg_ptr; + + BL_Card[p_card].globalFlags &= ~F_HOST_XFER_ACT; + + if (pCurrSCCB->Sccb_XferState & F_AUTO_SENSE) { + + + if (!(RD_HARPOON(port+hp_int_status) & INT_CMD_COMPL)) { + + WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) | FLUSH_XFER_CNTR)); + timeout = LONG_WAIT; + + while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) && timeout--) {} + + WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) & ~FLUSH_XFER_CNTR)); + + if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) { + + if (busMstrTimeOut(port)) { + + if (pCurrSCCB->HostStatus == 0x00) + + pCurrSCCB->HostStatus = SCCB_BM_ERR; + + } + + if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) + + if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) + + if (pCurrSCCB->HostStatus == 0x00) + + { + pCurrSCCB->HostStatus = SCCB_BM_ERR; +#if defined(BUGBUG) + WR_HARPOON(port+hp_dual_addr_lo, + RD_HARPOON(port+hp_ext_status)); +#endif + } + } + } + } + + else if (pCurrSCCB->Sccb_XferCnt) { + + if (pCurrSCCB->Sccb_XferState & F_SG_XFER) { + + + WR_HARPOON(port+hp_page_ctrl, (RD_HARPOON(port+hp_page_ctrl) & + ~SCATTER_EN)); + + WR_HARPOON(port+hp_sg_addr,0x00); + + sg_ptr = pCurrSCCB->Sccb_sgseg + SG_BUF_CNT; + + if (sg_ptr > (UINT)(pCurrSCCB->DataLength / SG_ELEMENT_SIZE)) { + + sg_ptr = (UINT)(pCurrSCCB->DataLength / SG_ELEMENT_SIZE); + } + + remain_cnt = pCurrSCCB->Sccb_XferCnt; + + while (remain_cnt < 0x01000000L) { + + sg_ptr--; + +#if defined(COMPILER_16_BIT) && !defined(DOS) + if (remain_cnt > (ULONG)(*(((ULONG far *)pCurrSCCB-> + DataPointer) + (sg_ptr * 2)))) { + + remain_cnt -= (ULONG)(*(((ULONG far *)pCurrSCCB-> + DataPointer) + (sg_ptr * 2))); + } + +#else + if (remain_cnt > (ULONG)(*(((ULONG *)pCurrSCCB-> + DataPointer) + (sg_ptr * 2)))) { + + remain_cnt -= (ULONG)(*(((ULONG *)pCurrSCCB-> + DataPointer) + (sg_ptr * 2))); + } +#endif + + else { + + break; + } + } + + + + if (remain_cnt < 0x01000000L) { + + + pCurrSCCB->Sccb_SGoffset = remain_cnt; + + pCurrSCCB->Sccb_sgseg = (USHORT)sg_ptr; + + + if ((ULONG)(sg_ptr * SG_ELEMENT_SIZE) == pCurrSCCB->DataLength + && (remain_cnt == 0)) + + pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; + } + + else { + + + if (pCurrSCCB->HostStatus == 0x00) { + + pCurrSCCB->HostStatus = SCCB_GROSS_FW_ERR; + } + } + } + + + if (!(pCurrSCCB->Sccb_XferState & F_HOST_XFER_DIR)) { + + + if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) { + + busMstrTimeOut(port); + } + + else { + + if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) { + + if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) { + + if (pCurrSCCB->HostStatus == 0x00) { + + pCurrSCCB->HostStatus = SCCB_BM_ERR; +#if defined(BUGBUG) + WR_HARPOON(port+hp_dual_addr_lo, + RD_HARPOON(port+hp_ext_status)); +#endif + } + } + } + + } + } + + else { + + + if ((RD_HARPOON(port+hp_fifo_cnt)) >= BM_THRESHOLD) { + + timeout = SHORT_WAIT; + + while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) && + ((RD_HARPOON(port+hp_fifo_cnt)) >= BM_THRESHOLD) && + timeout--) {} + } + + if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) { + + WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) | + FLUSH_XFER_CNTR)); + + timeout = LONG_WAIT; + + while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) && + timeout--) {} + + WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) & + ~FLUSH_XFER_CNTR)); + + + if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) { + + if (pCurrSCCB->HostStatus == 0x00) { + + pCurrSCCB->HostStatus = SCCB_BM_ERR; + } + + busMstrTimeOut(port); + } + } + + if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) { + + if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) { + + if (pCurrSCCB->HostStatus == 0x00) { + + pCurrSCCB->HostStatus = SCCB_BM_ERR; +#if defined(BUGBUG) + WR_HARPOON(port+hp_dual_addr_lo, + RD_HARPOON(port+hp_ext_status)); +#endif + } + } + } + } + + } + + else { + + + if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) { + + timeout = LONG_WAIT; + + while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) && timeout--) {} + + if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) { + + if (pCurrSCCB->HostStatus == 0x00) { + + pCurrSCCB->HostStatus = SCCB_BM_ERR; + } + + busMstrTimeOut(port); + } + } + + + if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) { + + if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) { + + if (pCurrSCCB->HostStatus == 0x00) { + + pCurrSCCB->HostStatus = SCCB_BM_ERR; +#if defined(BUGBUG) + WR_HARPOON(port+hp_dual_addr_lo, + RD_HARPOON(port+hp_ext_status)); +#endif + } + } + + } + + if (pCurrSCCB->Sccb_XferState & F_SG_XFER) { + + WR_HARPOON(port+hp_page_ctrl, (RD_HARPOON(port+hp_page_ctrl) & + ~SCATTER_EN)); + + WR_HARPOON(port+hp_sg_addr,0x00); + + pCurrSCCB->Sccb_sgseg += SG_BUF_CNT; + + pCurrSCCB->Sccb_SGoffset = 0x00; + + + if ((ULONG)(pCurrSCCB->Sccb_sgseg * SG_ELEMENT_SIZE) >= + pCurrSCCB->DataLength) { + + pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; + + pCurrSCCB->Sccb_sgseg = (USHORT)(pCurrSCCB->DataLength / SG_ELEMENT_SIZE); + + } + } + + else { + + if (!(pCurrSCCB->Sccb_XferState & F_AUTO_SENSE)) + + pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; + } + } + + WR_HARPOON(port+hp_int_mask,(INT_CMD_COMPL | SCSI_INTERRUPT)); +} + + + +/*--------------------------------------------------------------------- + * + * Function: Host Data Transfer Restart + * + * Description: Reset the available count due to a restore data + * pointers message. + * + *---------------------------------------------------------------------*/ +void hostDataXferRestart(PSCCB currSCCB) +{ + ULONG data_count; + UINT sg_index; +#if defined(COMPILER_16_BIT) && !defined(DOS) + ULONG far *sg_ptr; +#else + ULONG *sg_ptr; +#endif + + if (currSCCB->Sccb_XferState & F_SG_XFER) { + + currSCCB->Sccb_XferCnt = 0; + + sg_index = 0xffff; /*Index by long words into sg list. */ + data_count = 0; /*Running count of SG xfer counts. */ + +#if defined(COMPILER_16_BIT) && !defined(DOS) + sg_ptr = (ULONG far *)currSCCB->DataPointer; +#else + sg_ptr = (ULONG *)currSCCB->DataPointer; +#endif + + while (data_count < currSCCB->Sccb_ATC) { + + sg_index++; + data_count += *(sg_ptr+(sg_index * 2)); + } + + if (data_count == currSCCB->Sccb_ATC) { + + currSCCB->Sccb_SGoffset = 0; + sg_index++; + } + + else { + currSCCB->Sccb_SGoffset = data_count - currSCCB->Sccb_ATC; + } + + currSCCB->Sccb_sgseg = (USHORT)sg_index; + } + + else { + currSCCB->Sccb_XferCnt = currSCCB->DataLength - currSCCB->Sccb_ATC; + } +} +#ident "$Id: scam.c 1.17 1997/03/20 23:49:37 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: scam.c $ + * + * Description: Functions relating to handling of the SCAM selection + * and the determination of the SCSI IDs to be assigned + * to all perspective SCSI targets. + * + * $Date: 1997/03/20 23:49:37 $ + * + * $Revision: 1.17 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <scsi2.h>*/ +/*#include <eeprom.h>*/ +/*#include <harpoon.h>*/ + + + +/* +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBSCAM_INFO scamInfo[MAX_SCSI_TAR]; +extern NVRAMINFO nvRamInfo[MAX_MB_CARDS]; +#if defined(DOS) || defined(OS2) +extern UCHAR temp_id_string[ID_STRING_LENGTH]; +#endif +extern UCHAR scamHAString[]; +*/ +/*--------------------------------------------------------------------- + * + * Function: scini + * + * Description: Setup all data structures necessary for SCAM selection. + * + *---------------------------------------------------------------------*/ + +void scini(UCHAR p_card, UCHAR p_our_id, UCHAR p_power_up) +{ + +#if defined(SCAM_LEV_2) + UCHAR loser,assigned_id; +#endif +#if defined(DOS) + + USHORT p_port; +#else + ULONG p_port; +#endif + + UCHAR i,k,ScamFlg ; + PSCCBcard currCard; + PNVRamInfo pCurrNvRam; + + currCard = &BL_Card[p_card]; + p_port = currCard->ioPort; + pCurrNvRam = currCard->pNvRamInfo; + + + if(pCurrNvRam){ + ScamFlg = pCurrNvRam->niScamConf; + i = pCurrNvRam->niSysConf; + } + else{ + ScamFlg = (UCHAR) utilEERead(p_port, SCAM_CONFIG/2); + i = (UCHAR)(utilEERead(p_port, (SYSTEM_CONFIG/2))); + } + if(!(i & 0x02)) /* check if reset bus in AutoSCSI parameter set */ + return; + + inisci(p_card,p_port, p_our_id); + + /* Force to wait 1 sec after SCSI bus reset. Some SCAM device FW + too slow to return to SCAM selection */ + + /* if (p_power_up) + Wait1Second(p_port); + else + Wait(p_port, TO_250ms); */ + + Wait1Second(p_port); + +#if defined(SCAM_LEV_2) + + if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2)) + { + while (!(scarb(p_port,INIT_SELTD))) {} + + scsel(p_port); + + do { + scxferc(p_port,SYNC_PTRN); + scxferc(p_port,DOM_MSTR); + loser = scsendi(p_port,&scamInfo[p_our_id].id_string[0]); + } while ( loser == 0xFF ); + + scbusf(p_port); + + if ((p_power_up) && (!loser)) + { + sresb(p_port,p_card); + Wait(p_port, TO_250ms); + + while (!(scarb(p_port,INIT_SELTD))) {} + + scsel(p_port); + + do { + scxferc(p_port, SYNC_PTRN); + scxferc(p_port, DOM_MSTR); + loser = scsendi(p_port,&scamInfo[p_our_id]. + id_string[0]); + } while ( loser == 0xFF ); + + scbusf(p_port); + } + } + + else + { + loser = FALSE; + } + + + if (!loser) + { + +#endif /* SCAM_LEV_2 */ + + scamInfo[p_our_id].state = ID_ASSIGNED; + + + if (ScamFlg & SCAM_ENABLED) + { + + for (i=0; i < MAX_SCSI_TAR; i++) + { + if ((scamInfo[i].state == ID_UNASSIGNED) || + (scamInfo[i].state == ID_UNUSED)) + { + if (scsell(p_port,i)) + { + scamInfo[i].state = LEGACY; + if ((scamInfo[i].id_string[0] != 0xFF) || + (scamInfo[i].id_string[1] != 0xFA)) + { + + scamInfo[i].id_string[0] = 0xFF; + scamInfo[i].id_string[1] = 0xFA; + if(pCurrNvRam == NULL) + currCard->globalFlags |= F_UPDATE_EEPROM; + } + } + } + } + + sresb(p_port,p_card); + Wait1Second(p_port); + while (!(scarb(p_port,INIT_SELTD))) {} + scsel(p_port); + scasid(p_card, p_port); + } + +#if defined(SCAM_LEV_2) + + } + + else if ((loser) && (ScamFlg & SCAM_ENABLED)) + { + scamInfo[p_our_id].id_string[0] = SLV_TYPE_CODE0; + assigned_id = FALSE; + scwtsel(p_port); + + do { + while (scxferc(p_port,0x00) != SYNC_PTRN) {} + + i = scxferc(p_port,0x00); + if (i == ASSIGN_ID) + { + if (!(scsendi(p_port,&scamInfo[p_our_id].id_string[0]))) + { + i = scxferc(p_port,0x00); + if (scvalq(i)) + { + k = scxferc(p_port,0x00); + + if (scvalq(k)) + { + currCard->ourId = + ((UCHAR)(i<<3)+(k & (UCHAR)7)) & (UCHAR) 0x3F; + inisci(p_card, p_port, p_our_id); + scamInfo[currCard->ourId].state = ID_ASSIGNED; + scamInfo[currCard->ourId].id_string[0] + = SLV_TYPE_CODE0; + assigned_id = TRUE; + } + } + } + } + + else if (i == SET_P_FLAG) + { + if (!(scsendi(p_port, + &scamInfo[p_our_id].id_string[0]))) + scamInfo[p_our_id].id_string[0] |= 0x80; + } + }while (!assigned_id); + + while (scxferc(p_port,0x00) != CFG_CMPLT) {} + } + +#endif /* SCAM_LEV_2 */ + if (ScamFlg & SCAM_ENABLED) + { + scbusf(p_port); + if (currCard->globalFlags & F_UPDATE_EEPROM) + { + scsavdi(p_card, p_port); + currCard->globalFlags &= ~F_UPDATE_EEPROM; + } + } + + +#if defined(DOS) + for (i=0; i < MAX_SCSI_TAR; i++) + { + if (((ScamFlg & SCAM_ENABLED) && (scamInfo[i].state == LEGACY)) + || (i != p_our_id)) + { + scsellDOS(p_port,i); + } + } +#endif + +/* + for (i=0,k=0; i < MAX_SCSI_TAR; i++) + { + if ((scamInfo[i].state == ID_ASSIGNED) || + (scamInfo[i].state == LEGACY)) + k++; + } + + if (k==2) + currCard->globalFlags |= F_SINGLE_DEVICE; + else + currCard->globalFlags &= ~F_SINGLE_DEVICE; +*/ +} + + +/*--------------------------------------------------------------------- + * + * Function: scarb + * + * Description: Gain control of the bus and wait SCAM select time (250ms) + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +int scarb(USHORT p_port, UCHAR p_sel_type) +#else +int scarb(ULONG p_port, UCHAR p_sel_type) +#endif +{ + if (p_sel_type == INIT_SELTD) + { + + while (RD_HARPOON(p_port+hp_scsisig) & (SCSI_SEL | SCSI_BSY)) {} + + + if (RD_HARPOON(p_port+hp_scsisig) & SCSI_SEL) + return(FALSE); + + if (RD_HARPOON(p_port+hp_scsidata_0) != 00) + return(FALSE); + + WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) | SCSI_BSY)); + + if (RD_HARPOON(p_port+hp_scsisig) & SCSI_SEL) { + + WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) & + ~SCSI_BSY)); + return(FALSE); + } + + + WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) | SCSI_SEL)); + + if (RD_HARPOON(p_port+hp_scsidata_0) != 00) { + + WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) & + ~(SCSI_BSY | SCSI_SEL))); + return(FALSE); + } + } + + + WR_HARPOON(p_port+hp_clkctrl_0, (RD_HARPOON(p_port+hp_clkctrl_0) + & ~ACTdeassert)); + WR_HARPOON(p_port+hp_scsireset, SCAM_EN); + WR_HARPOON(p_port+hp_scsidata_0, 0x00); +#if defined(WIDE_SCSI) + WR_HARPOON(p_port+hp_scsidata_1, 0x00); +#endif + WR_HARPOON(p_port+hp_portctrl_0, SCSI_BUS_EN); + + WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) | SCSI_MSG)); + + WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) + & ~SCSI_BSY)); + + Wait(p_port,TO_250ms); + + return(TRUE); +} + + +/*--------------------------------------------------------------------- + * + * Function: scbusf + * + * Description: Release the SCSI bus and disable SCAM selection. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scbusf(USHORT p_port) +#else +void scbusf(ULONG p_port) +#endif +{ + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE)); + + + WR_HARPOON(p_port+hp_scsidata_0, 0x00); + + WR_HARPOON(p_port+hp_portctrl_0, (RD_HARPOON(p_port+hp_portctrl_0) + & ~SCSI_BUS_EN)); + + WR_HARPOON(p_port+hp_scsisig, 0x00); + + + WR_HARPOON(p_port+hp_scsireset, (RD_HARPOON(p_port+hp_scsireset) + & ~SCAM_EN)); + + WR_HARPOON(p_port+hp_clkctrl_0, (RD_HARPOON(p_port+hp_clkctrl_0) + | ACTdeassert)); + +#if defined(SCAM_LEV_2) + WRW_HARPOON((p_port+hp_intstat), (BUS_FREE | AUTO_INT | SCAM_SEL)); +#else + WRW_HARPOON((p_port+hp_intstat), (BUS_FREE | AUTO_INT)); +#endif + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE)); +} + + + +/*--------------------------------------------------------------------- + * + * Function: scasid + * + * Description: Assign an ID to all the SCAM devices. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scasid(UCHAR p_card, USHORT p_port) +#else +void scasid(UCHAR p_card, ULONG p_port) +#endif +{ +#if defined(DOS) || defined(OS2) + /* Use external defined in global space area, instead of Stack + space. WIN/95 DOS doesnot work TINY mode. The OS doesnot intialize + SS equal to DS. Thus the array allocated on stack doesnot get + access correctly */ +#else + UCHAR temp_id_string[ID_STRING_LENGTH]; +#endif + + UCHAR i,k,scam_id; + UCHAR crcBytes[3]; + PNVRamInfo pCurrNvRam; + ushort_ptr pCrcBytes; + + pCurrNvRam = BL_Card[p_card].pNvRamInfo; + + i=FALSE; + + while (!i) + { + + for (k=0; k < ID_STRING_LENGTH; k++) + { + temp_id_string[k] = (UCHAR) 0x00; + } + + scxferc(p_port,SYNC_PTRN); + scxferc(p_port,ASSIGN_ID); + + if (!(sciso(p_port,&temp_id_string[0]))) + { + if(pCurrNvRam){ + pCrcBytes = (ushort_ptr)&crcBytes[0]; + *pCrcBytes = CalcCrc16(&temp_id_string[0]); + crcBytes[2] = CalcLrc(&temp_id_string[0]); + temp_id_string[1] = crcBytes[2]; + temp_id_string[2] = crcBytes[0]; + temp_id_string[3] = crcBytes[1]; + for(k = 4; k < ID_STRING_LENGTH; k++) + temp_id_string[k] = (UCHAR) 0x00; + } + i = scmachid(p_card,temp_id_string); + + if (i == CLR_PRIORITY) + { + scxferc(p_port,MISC_CODE); + scxferc(p_port,CLR_P_FLAG); + i = FALSE; /*Not the last ID yet. */ + } + + else if (i != NO_ID_AVAIL) + { + if (i < 8 ) + scxferc(p_port,ID_0_7); + else + scxferc(p_port,ID_8_F); + + scam_id = (i & (UCHAR) 0x07); + + + for (k=1; k < 0x08; k <<= 1) + if (!( k & i )) + scam_id += 0x08; /*Count number of zeros in DB0-3. */ + + scxferc(p_port,scam_id); + + i = FALSE; /*Not the last ID yet. */ + } + } + + else + { + i = TRUE; + } + + } /*End while */ + + scxferc(p_port,SYNC_PTRN); + scxferc(p_port,CFG_CMPLT); +} + + + + + +/*--------------------------------------------------------------------- + * + * Function: scsel + * + * Description: Select all the SCAM devices. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scsel(USHORT p_port) +#else +void scsel(ULONG p_port) +#endif +{ + + WR_HARPOON(p_port+hp_scsisig, SCSI_SEL); + scwiros(p_port, SCSI_MSG); + + WR_HARPOON(p_port+hp_scsisig, (SCSI_SEL | SCSI_BSY)); + + + WR_HARPOON(p_port+hp_scsisig, (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD)); + WR_HARPOON(p_port+hp_scsidata_0, (UCHAR)(RD_HARPOON(p_port+hp_scsidata_0) | + (UCHAR)(BIT(7)+BIT(6)))); + + + WR_HARPOON(p_port+hp_scsisig, (SCSI_BSY | SCSI_IOBIT | SCSI_CD)); + scwiros(p_port, SCSI_SEL); + + WR_HARPOON(p_port+hp_scsidata_0, (UCHAR)(RD_HARPOON(p_port+hp_scsidata_0) & + ~(UCHAR)BIT(6))); + scwirod(p_port, BIT(6)); + + WR_HARPOON(p_port+hp_scsisig, (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD)); +} + + + +/*--------------------------------------------------------------------- + * + * Function: scxferc + * + * Description: Handshake the p_data (DB4-0) across the bus. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR scxferc(USHORT p_port, UCHAR p_data) +#else +UCHAR scxferc(ULONG p_port, UCHAR p_data) +#endif +{ + UCHAR curr_data, ret_data; + + curr_data = p_data | BIT(7) | BIT(5); /*Start with DB7 & DB5 asserted. */ + + WR_HARPOON(p_port+hp_scsidata_0, curr_data); + + curr_data &= ~BIT(7); + + WR_HARPOON(p_port+hp_scsidata_0, curr_data); + + scwirod(p_port,BIT(7)); /*Wait for DB7 to be released. */ + while (!(RD_HARPOON(p_port+hp_scsidata_0) & BIT(5))); + + ret_data = (RD_HARPOON(p_port+hp_scsidata_0) & (UCHAR) 0x1F); + + curr_data |= BIT(6); + + WR_HARPOON(p_port+hp_scsidata_0, curr_data); + + curr_data &= ~BIT(5); + + WR_HARPOON(p_port+hp_scsidata_0, curr_data); + + scwirod(p_port,BIT(5)); /*Wait for DB5 to be released. */ + + curr_data &= ~(BIT(4)|BIT(3)|BIT(2)|BIT(1)|BIT(0)); /*Release data bits */ + curr_data |= BIT(7); + + WR_HARPOON(p_port+hp_scsidata_0, curr_data); + + curr_data &= ~BIT(6); + + WR_HARPOON(p_port+hp_scsidata_0, curr_data); + + scwirod(p_port,BIT(6)); /*Wait for DB6 to be released. */ + + return(ret_data); +} + + +/*--------------------------------------------------------------------- + * + * Function: scsendi + * + * Description: Transfer our Identification string to determine if we + * will be the dominant master. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR scsendi(USHORT p_port, UCHAR p_id_string[]) +#else +UCHAR scsendi(ULONG p_port, UCHAR p_id_string[]) +#endif +{ + UCHAR ret_data,byte_cnt,bit_cnt,defer; + + defer = FALSE; + + for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) { + + for (bit_cnt = 0x80; bit_cnt != 0 ; bit_cnt >>= 1) { + + if (defer) + ret_data = scxferc(p_port,00); + + else if (p_id_string[byte_cnt] & bit_cnt) + + ret_data = scxferc(p_port,02); + + else { + + ret_data = scxferc(p_port,01); + if (ret_data & 02) + defer = TRUE; + } + + if ((ret_data & 0x1C) == 0x10) + return(0x00); /*End of isolation stage, we won! */ + + if (ret_data & 0x1C) + return(0xFF); + + if ((defer) && (!(ret_data & 0x1F))) + return(0x01); /*End of isolation stage, we lost. */ + + } /*bit loop */ + + } /*byte loop */ + + if (defer) + return(0x01); /*We lost */ + else + return(0); /*We WON! Yeeessss! */ +} + + + +/*--------------------------------------------------------------------- + * + * Function: sciso + * + * Description: Transfer the Identification string. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR sciso(USHORT p_port, UCHAR p_id_string[]) +#else +UCHAR sciso(ULONG p_port, UCHAR p_id_string[]) +#endif +{ + UCHAR ret_data,the_data,byte_cnt,bit_cnt; + + the_data = 0; + + for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) { + + for (bit_cnt = 0; bit_cnt < 8; bit_cnt++) { + + ret_data = scxferc(p_port,0); + + if (ret_data & 0xFC) + return(0xFF); + + else { + + the_data <<= 1; + if (ret_data & BIT(1)) { + the_data |= 1; + } + } + + if ((ret_data & 0x1F) == 0) + { +/* + if(bit_cnt != 0 || bit_cnt != 8) + { + byte_cnt = 0; + bit_cnt = 0; + scxferc(p_port, SYNC_PTRN); + scxferc(p_port, ASSIGN_ID); + continue; + } +*/ + if (byte_cnt) + return(0x00); + else + return(0xFF); + } + + } /*bit loop */ + + p_id_string[byte_cnt] = the_data; + + } /*byte loop */ + + return(0); +} + + + +/*--------------------------------------------------------------------- + * + * Function: scwirod + * + * Description: Sample the SCSI data bus making sure the signal has been + * deasserted for the correct number of consecutive samples. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scwirod(USHORT p_port, UCHAR p_data_bit) +#else +void scwirod(ULONG p_port, UCHAR p_data_bit) +#endif +{ + UCHAR i; + + i = 0; + while ( i < MAX_SCSI_TAR ) { + + if (RD_HARPOON(p_port+hp_scsidata_0) & p_data_bit) + + i = 0; + + else + + i++; + + } +} + + + +/*--------------------------------------------------------------------- + * + * Function: scwiros + * + * Description: Sample the SCSI Signal lines making sure the signal has been + * deasserted for the correct number of consecutive samples. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scwiros(USHORT p_port, UCHAR p_data_bit) +#else +void scwiros(ULONG p_port, UCHAR p_data_bit) +#endif +{ + UCHAR i; + + i = 0; + while ( i < MAX_SCSI_TAR ) { + + if (RD_HARPOON(p_port+hp_scsisig) & p_data_bit) + + i = 0; + + else + + i++; + + } +} + + +/*--------------------------------------------------------------------- + * + * Function: scvalq + * + * Description: Make sure we received a valid data byte. + * + *---------------------------------------------------------------------*/ + +UCHAR scvalq(UCHAR p_quintet) +{ + UCHAR count; + + for (count=1; count < 0x08; count<<=1) { + if (!(p_quintet & count)) + p_quintet -= 0x80; + } + + if (p_quintet & 0x18) + return(FALSE); + + else + return(TRUE); +} + + +/*--------------------------------------------------------------------- + * + * Function: scsell + * + * Description: Select the specified device ID using a selection timeout + * less than 4ms. If somebody responds then it is a legacy + * drive and this ID must be marked as such. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +UCHAR scsell(USHORT p_port, UCHAR targ_id) +#else +UCHAR scsell(ULONG p_port, UCHAR targ_id) +#endif +{ +#if defined(DOS) + USHORT i; +#else + ULONG i; +#endif + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE)); + + ARAM_ACCESS(p_port); + + WR_HARPOON(p_port+hp_addstat,(RD_HARPOON(p_port+hp_addstat) | SCAM_TIMER)); + WR_HARPOON(p_port+hp_seltimeout,TO_4ms); + + + for (i = p_port+CMD_STRT; i < p_port+CMD_STRT+12; i+=2) { + WRW_HARPOON(i, (MPM_OP+ACOMMAND)); + } + WRW_HARPOON(i, (BRH_OP+ALWAYS+ NP)); + + WRW_HARPOON((p_port+hp_intstat), + (RESET | TIMEOUT | SEL | BUS_FREE | AUTO_INT)); + + WR_HARPOON(p_port+hp_select_id, targ_id); + + WR_HARPOON(p_port+hp_portctrl_0, SCSI_PORT); + WR_HARPOON(p_port+hp_autostart_3, (SELECT | CMD_ONLY_STRT)); + WR_HARPOON(p_port+hp_scsictrl_0, (SEL_TAR | ENA_RESEL)); + + + while (!(RDW_HARPOON((p_port+hp_intstat)) & + (RESET | PROG_HLT | TIMEOUT | AUTO_INT))) {} + + if (RDW_HARPOON((p_port+hp_intstat)) & RESET) + Wait(p_port, TO_250ms); + + DISABLE_AUTO(p_port); + + WR_HARPOON(p_port+hp_addstat,(RD_HARPOON(p_port+hp_addstat) & ~SCAM_TIMER)); + WR_HARPOON(p_port+hp_seltimeout,TO_290ms); + + SGRAM_ACCESS(p_port); + + if (RDW_HARPOON((p_port+hp_intstat)) & (RESET | TIMEOUT) ) { + + WRW_HARPOON((p_port+hp_intstat), + (RESET | TIMEOUT | SEL | BUS_FREE | PHASE)); + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE)); + + return(FALSE); /*No legacy device */ + } + + else { + + while(!(RDW_HARPOON((p_port+hp_intstat)) & BUS_FREE)) { + if (RD_HARPOON(p_port+hp_scsisig) & SCSI_REQ) + { + WR_HARPOON(p_port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + ACCEPT_MSG(p_port); + } + } + + WRW_HARPOON((p_port+hp_intstat), CLR_ALL_INT_1); + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE)); + + return(TRUE); /*Found one of them oldies! */ + } +} + +#if defined(DOS) +/*--------------------------------------------------------------------- + * + * Function: scsell for DOS + * + * Description: Select the specified device ID using a selection timeout + * less than 2ms. This was specially required to solve + * the problem with Plextor 12X CD-ROM drive. This drive + * was responding the Selection at the end of 4ms and + * hanging the system. + * + *---------------------------------------------------------------------*/ + +UCHAR scsellDOS(USHORT p_port, UCHAR targ_id) +{ + USHORT i; + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE)); + + ARAM_ACCESS(p_port); + + WR_HARPOON(p_port+hp_addstat,(RD_HARPOON(p_port+hp_addstat) | SCAM_TIMER)); + WR_HARPOON(p_port+hp_seltimeout,TO_2ms); + + + for (i = p_port+CMD_STRT; i < p_port+CMD_STRT+12; i+=2) { + WRW_HARPOON(i, (MPM_OP+ACOMMAND)); + } + WRW_HARPOON(i, (BRH_OP+ALWAYS+ NP)); + + WRW_HARPOON((p_port+hp_intstat), + (RESET | TIMEOUT | SEL | BUS_FREE | AUTO_INT)); + + WR_HARPOON(p_port+hp_select_id, targ_id); + + WR_HARPOON(p_port+hp_portctrl_0, SCSI_PORT); + WR_HARPOON(p_port+hp_autostart_3, (SELECT | CMD_ONLY_STRT)); + WR_HARPOON(p_port+hp_scsictrl_0, (SEL_TAR | ENA_RESEL)); + + + while (!(RDW_HARPOON((p_port+hp_intstat)) & + (RESET | PROG_HLT | TIMEOUT | AUTO_INT))) {} + + if (RDW_HARPOON((p_port+hp_intstat)) & RESET) + Wait(p_port, TO_250ms); + + DISABLE_AUTO(p_port); + + WR_HARPOON(p_port+hp_addstat,(RD_HARPOON(p_port+hp_addstat) & ~SCAM_TIMER)); + WR_HARPOON(p_port+hp_seltimeout,TO_290ms); + + SGRAM_ACCESS(p_port); + + if (RDW_HARPOON((p_port+hp_intstat)) & (RESET | TIMEOUT) ) { + + WRW_HARPOON((p_port+hp_intstat), + (RESET | TIMEOUT | SEL | BUS_FREE | PHASE)); + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE)); + + return(FALSE); /*No legacy device */ + } + + else { + + while(!(RDW_HARPOON((p_port+hp_intstat)) & BUS_FREE)) { + if (RD_HARPOON(p_port+hp_scsisig) & SCSI_REQ) + { + WR_HARPOON(p_port+hp_scsisig, (SCSI_ACK + S_ILL_PH)); + ACCEPT_MSG(p_port); + } + } + + WRW_HARPOON((p_port+hp_intstat), CLR_ALL_INT_1); + + WR_HARPOON(p_port+hp_page_ctrl, + (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE)); + + return(TRUE); /*Found one of them oldies! */ + } +} +#endif /* DOS */ + +/*--------------------------------------------------------------------- + * + * Function: scwtsel + * + * Description: Wait to be selected by another SCAM initiator. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scwtsel(USHORT p_port) +#else +void scwtsel(ULONG p_port) +#endif +{ + while(!(RDW_HARPOON((p_port+hp_intstat)) & SCAM_SEL)) {} +} + + +/*--------------------------------------------------------------------- + * + * Function: inisci + * + * Description: Setup the data Structure with the info from the EEPROM. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void inisci(UCHAR p_card, USHORT p_port, UCHAR p_our_id) +#else +void inisci(UCHAR p_card, ULONG p_port, UCHAR p_our_id) +#endif +{ + UCHAR i,k,max_id; + USHORT ee_data; + PNVRamInfo pCurrNvRam; + + pCurrNvRam = BL_Card[p_card].pNvRamInfo; + + if (RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD) + max_id = 0x08; + + else + max_id = 0x10; + + if(pCurrNvRam){ + for(i = 0; i < max_id; i++){ + + for(k = 0; k < 4; k++) + scamInfo[i].id_string[k] = pCurrNvRam->niScamTbl[i][k]; + for(k = 4; k < ID_STRING_LENGTH; k++) + scamInfo[i].id_string[k] = (UCHAR) 0x00; + + if(scamInfo[i].id_string[0] == 0x00) + scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */ + else + scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */ + + } + }else { + for (i=0; i < max_id; i++) + { + for (k=0; k < ID_STRING_LENGTH; k+=2) + { + ee_data = utilEERead(p_port, (USHORT)((EE_SCAMBASE/2) + + (USHORT) (i*((USHORT)ID_STRING_LENGTH/2)) + (USHORT)(k/2))); + scamInfo[i].id_string[k] = (UCHAR) ee_data; + ee_data >>= 8; + scamInfo[i].id_string[k+1] = (UCHAR) ee_data; + } + + if ((scamInfo[i].id_string[0] == 0x00) || + (scamInfo[i].id_string[0] == 0xFF)) + + scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */ + + else + scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */ + + } + } + for(k = 0; k < ID_STRING_LENGTH; k++) + scamInfo[p_our_id].id_string[k] = scamHAString[k]; + +} + +/*--------------------------------------------------------------------- + * + * Function: scmachid + * + * Description: Match the Device ID string with our values stored in + * the EEPROM. + * + *---------------------------------------------------------------------*/ + +UCHAR scmachid(UCHAR p_card, UCHAR p_id_string[]) +{ + + UCHAR i,k,match; + + + for (i=0; i < MAX_SCSI_TAR; i++) { + +#if !defined(SCAM_LEV_2) + if (scamInfo[i].state == ID_UNASSIGNED) + { +#endif + match = TRUE; + + for (k=0; k < ID_STRING_LENGTH; k++) + { + if (p_id_string[k] != scamInfo[i].id_string[k]) + match = FALSE; + } + + if (match) + { + scamInfo[i].state = ID_ASSIGNED; + return(i); + } + +#if !defined(SCAM_LEV_2) + } +#endif + + } + + + + if (p_id_string[0] & BIT(5)) + i = 8; + else + i = MAX_SCSI_TAR; + + if (((p_id_string[0] & 0x06) == 0x02) || ((p_id_string[0] & 0x06) == 0x04)) + match = p_id_string[1] & (UCHAR) 0x1F; + else + match = 7; + + while (i > 0) + { + i--; + + if (scamInfo[match].state == ID_UNUSED) + { + for (k=0; k < ID_STRING_LENGTH; k++) + { + scamInfo[match].id_string[k] = p_id_string[k]; + } + + scamInfo[match].state = ID_ASSIGNED; + + if(BL_Card[p_card].pNvRamInfo == NULL) + BL_Card[p_card].globalFlags |= F_UPDATE_EEPROM; + return(match); + + } + + + match--; + + if (match == 0xFF) + { + if (p_id_string[0] & BIT(5)) + match = 7; + else + match = MAX_SCSI_TAR-1; + } + } + + + + if (p_id_string[0] & BIT(7)) + { + return(CLR_PRIORITY); + } + + + if (p_id_string[0] & BIT(5)) + i = 8; + else + i = MAX_SCSI_TAR; + + if (((p_id_string[0] & 0x06) == 0x02) || ((p_id_string[0] & 0x06) == 0x04)) + match = p_id_string[1] & (UCHAR) 0x1F; + else + match = 7; + + while (i > 0) + { + + i--; + + if (scamInfo[match].state == ID_UNASSIGNED) + { + for (k=0; k < ID_STRING_LENGTH; k++) + { + scamInfo[match].id_string[k] = p_id_string[k]; + } + + scamInfo[match].id_string[0] |= BIT(7); + scamInfo[match].state = ID_ASSIGNED; + if(BL_Card[p_card].pNvRamInfo == NULL) + BL_Card[p_card].globalFlags |= F_UPDATE_EEPROM; + return(match); + + } + + + match--; + + if (match == 0xFF) + { + if (p_id_string[0] & BIT(5)) + match = 7; + else + match = MAX_SCSI_TAR-1; + } + } + + return(NO_ID_AVAIL); +} + + +/*--------------------------------------------------------------------- + * + * Function: scsavdi + * + * Description: Save off the device SCAM ID strings. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void scsavdi(UCHAR p_card, USHORT p_port) +#else +void scsavdi(UCHAR p_card, ULONG p_port) +#endif +{ + UCHAR i,k,max_id; + USHORT ee_data,sum_data; + + + sum_data = 0x0000; + + for (i = 1; i < EE_SCAMBASE/2; i++) + { + sum_data += utilEERead(p_port, i); + } + + + utilEEWriteOnOff(p_port,1); /* Enable write access to the EEPROM */ + + if (RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD) + max_id = 0x08; + + else + max_id = 0x10; + + for (i=0; i < max_id; i++) + { + + for (k=0; k < ID_STRING_LENGTH; k+=2) + { + ee_data = scamInfo[i].id_string[k+1]; + ee_data <<= 8; + ee_data |= scamInfo[i].id_string[k]; + sum_data += ee_data; + utilEEWrite(p_port, ee_data, (USHORT)((EE_SCAMBASE/2) + + (USHORT)(i*((USHORT)ID_STRING_LENGTH/2)) + (USHORT)(k/2))); + } + } + + + utilEEWrite(p_port, sum_data, EEPROM_CHECK_SUM/2); + utilEEWriteOnOff(p_port,0); /* Turn off write access */ +} +#ident "$Id: diagnose.c 1.10 1997/06/10 16:51:47 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: diagnose.c $ + * + * Description: Diagnostic funtions for testing the integrity of + * the HARPOON. + * + * $Date: 1997/06/10 16:51:47 $ + * + * $Revision: 1.10 $ + * + *----------------------------------------------------------------------*/ + +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <eeprom.h>*/ +/*#include <harpoon.h>*/ + +/*--------------------------------------------------------------------- + * + * Function: XbowInit + * + * Description: Setup the Xbow for normal operation. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void XbowInit(USHORT port, UCHAR ScamFlg) +#else +void XbowInit(ULONG port, UCHAR ScamFlg) +#endif +{ +UCHAR i; + + i = RD_HARPOON(port+hp_page_ctrl); + WR_HARPOON(port+hp_page_ctrl, (UCHAR) (i | G_INT_DISABLE)); + + WR_HARPOON(port+hp_scsireset,0x00); + WR_HARPOON(port+hp_portctrl_1,HOST_MODE8); + + WR_HARPOON(port+hp_scsireset,(DMA_RESET | HPSCSI_RESET | PROG_RESET | \ + FIFO_CLR)); + + WR_HARPOON(port+hp_scsireset,SCSI_INI); + + WR_HARPOON(port+hp_clkctrl_0,CLKCTRL_DEFAULT); + + WR_HARPOON(port+hp_scsisig,0x00); /* Clear any signals we might */ + WR_HARPOON(port+hp_scsictrl_0,ENA_SCAM_SEL); + + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT); + +#if defined(SCAM_LEV_2) + default_intena = RESET | RSEL | PROG_HLT | TIMEOUT | + BUS_FREE | XFER_CNT_0 | AUTO_INT; + + if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2)) + default_intena |= SCAM_SEL; + +#else + default_intena = RESET | RSEL | PROG_HLT | TIMEOUT | + BUS_FREE | XFER_CNT_0 | AUTO_INT; +#endif + WRW_HARPOON((port+hp_intena), default_intena); + + WR_HARPOON(port+hp_seltimeout,TO_290ms); + + /* Turn on SCSI_MODE8 for narrow cards to fix the + strapping issue with the DUAL CHANNEL card */ + if (RD_HARPOON(port+hp_page_ctrl) & NARROW_SCSI_CARD) + WR_HARPOON(port+hp_addstat,SCSI_MODE8); + +#if defined(NO_BIOS_OPTION) + + WR_HARPOON(port+hp_synctarg_0,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_1,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_2,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_3,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_4,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_5,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_6,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_7,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_8,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_9,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_10,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_11,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_12,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_13,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_14,NARROW_SCSI); + WR_HARPOON(port+hp_synctarg_15,NARROW_SCSI); + +#endif + WR_HARPOON(port+hp_page_ctrl, i); + +} + + +/*--------------------------------------------------------------------- + * + * Function: BusMasterInit + * + * Description: Initialize the BusMaster for normal operations. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void BusMasterInit(USHORT p_port) +#else +void BusMasterInit(ULONG p_port) +#endif +{ + + + WR_HARPOON(p_port+hp_sys_ctrl, DRVR_RST); + WR_HARPOON(p_port+hp_sys_ctrl, 0x00); + + WR_HARPOON(p_port+hp_host_blk_cnt, XFER_BLK64); + + + WR_HARPOON(p_port+hp_bm_ctrl, (BMCTRL_DEFAULT)); + + WR_HARPOON(p_port+hp_ee_ctrl, (SCSI_TERM_ENA_H)); + + +#if defined(NT) + + WR_HARPOON(p_port+hp_pci_cmd_cfg, (RD_HARPOON(p_port+hp_pci_cmd_cfg) + & ~MEM_SPACE_ENA)); + +#endif + + RD_HARPOON(p_port+hp_int_status); /*Clear interrupts. */ + WR_HARPOON(p_port+hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); + WR_HARPOON(p_port+hp_page_ctrl, (RD_HARPOON(p_port+hp_page_ctrl) & + ~SCATTER_EN)); +} + + +/*--------------------------------------------------------------------- + * + * Function: DiagXbow + * + * Description: Test Xbow integrity. Non-zero return indicates an error. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +int DiagXbow(USHORT port) +#else +int DiagXbow(ULONG port) +#endif +{ + unsigned char fifo_cnt,loop_cnt; + + unsigned char fifodata[5]; + fifodata[0] = 0x00; + fifodata[1] = 0xFF; + fifodata[2] = 0x55; + fifodata[3] = 0xAA; + fifodata[4] = 0x00; + + + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT); + WRW_HARPOON((port+hp_intena), 0x0000); + + WR_HARPOON(port+hp_seltimeout,TO_5ms); + + WR_HARPOON(port+hp_portctrl_0,START_TO); + + + for(fifodata[4] = 0x01; fifodata[4] != (UCHAR) 0; fifodata[4] = fifodata[4] << 1) { + + WR_HARPOON(port+hp_selfid_0,fifodata[4]); + WR_HARPOON(port+hp_selfid_1,fifodata[4]); + + if ((RD_HARPOON(port+hp_selfid_0) != fifodata[4]) || + (RD_HARPOON(port+hp_selfid_1) != fifodata[4])) + return(1); + } + + + for(loop_cnt = 0; loop_cnt < 4; loop_cnt++) { + + WR_HARPOON(port+hp_portctrl_0,(HOST_PORT | HOST_WRT | START_TO)); + + + for (fifo_cnt = 0; fifo_cnt < FIFO_LEN; fifo_cnt++) { + + WR_HARPOON(port+hp_fifodata_0, fifodata[loop_cnt]); + } + + + if (!(RD_HARPOON(port+hp_xferstat) & FIFO_FULL)) + return(1); + + + WR_HARPOON(port+hp_portctrl_0,(HOST_PORT | START_TO)); + + for (fifo_cnt = 0; fifo_cnt < FIFO_LEN; fifo_cnt++) { + + if (RD_HARPOON(port+hp_fifodata_0) != fifodata[loop_cnt]) + return(1); + } + + + if (!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) + return(1); + } + + + while(!(RDW_HARPOON((port+hp_intstat)) & TIMEOUT)) {} + + + WR_HARPOON(port+hp_seltimeout,TO_290ms); + + WRW_HARPOON((port+hp_intstat), CLR_ALL_INT); + + WRW_HARPOON((port+hp_intena), default_intena); + + return(0); +} + + +/*--------------------------------------------------------------------- + * + * Function: DiagBusMaster + * + * Description: Test BusMaster integrity. Non-zero return indicates an + * error. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +int DiagBusMaster(USHORT port) +#else +int DiagBusMaster(ULONG port) +#endif +{ + UCHAR testdata; + + for(testdata = (UCHAR) 1; testdata != (UCHAR)0; testdata = testdata << 1) { + + WR_HARPOON(port+hp_xfer_cnt_lo,testdata); + WR_HARPOON(port+hp_xfer_cnt_mi,testdata); + WR_HARPOON(port+hp_xfer_cnt_hi,testdata); + WR_HARPOON(port+hp_host_addr_lo,testdata); + WR_HARPOON(port+hp_host_addr_lmi,testdata); + WR_HARPOON(port+hp_host_addr_hmi,testdata); + WR_HARPOON(port+hp_host_addr_hi,testdata); + + if ((RD_HARPOON(port+hp_xfer_cnt_lo) != testdata) || + (RD_HARPOON(port+hp_xfer_cnt_mi) != testdata) || + (RD_HARPOON(port+hp_xfer_cnt_hi) != testdata) || + (RD_HARPOON(port+hp_host_addr_lo) != testdata) || + (RD_HARPOON(port+hp_host_addr_lmi) != testdata) || + (RD_HARPOON(port+hp_host_addr_hmi) != testdata) || + (RD_HARPOON(port+hp_host_addr_hi) != testdata)) + + return(1); + } + RD_HARPOON(port+hp_int_status); /*Clear interrupts. */ + return(0); +} + + + +/*--------------------------------------------------------------------- + * + * Function: DiagEEPROM + * + * Description: Verfiy checksum and 'Key' and initialize the EEPROM if + * necessary. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void DiagEEPROM(USHORT p_port) +#else +void DiagEEPROM(ULONG p_port) +#endif + +{ + USHORT index,temp,max_wd_cnt; + + if (RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD) + max_wd_cnt = EEPROM_WD_CNT; + else + max_wd_cnt = EEPROM_WD_CNT * 2; + + temp = utilEERead(p_port, FW_SIGNATURE/2); + + if (temp == 0x4641) { + + for (index = 2; index < max_wd_cnt; index++) { + + temp += utilEERead(p_port, index); + + } + + if (temp == utilEERead(p_port, EEPROM_CHECK_SUM/2)) { + + return; /*EEPROM is Okay so return now! */ + } + } + + + utilEEWriteOnOff(p_port,(UCHAR)1); + + for (index = 0; index < max_wd_cnt; index++) { + + utilEEWrite(p_port, 0x0000, index); + } + + temp = 0; + + utilEEWrite(p_port, 0x4641, FW_SIGNATURE/2); + temp += 0x4641; + utilEEWrite(p_port, 0x3920, MODEL_NUMB_0/2); + temp += 0x3920; + utilEEWrite(p_port, 0x3033, MODEL_NUMB_2/2); + temp += 0x3033; + utilEEWrite(p_port, 0x2020, MODEL_NUMB_4/2); + temp += 0x2020; + utilEEWrite(p_port, 0x70D3, SYSTEM_CONFIG/2); + temp += 0x70D3; + utilEEWrite(p_port, 0x0010, BIOS_CONFIG/2); + temp += 0x0010; + utilEEWrite(p_port, 0x0003, SCAM_CONFIG/2); + temp += 0x0003; + utilEEWrite(p_port, 0x0007, ADAPTER_SCSI_ID/2); + temp += 0x0007; + + utilEEWrite(p_port, 0x0000, IGNORE_B_SCAN/2); + temp += 0x0000; + utilEEWrite(p_port, 0x0000, SEND_START_ENA/2); + temp += 0x0000; + utilEEWrite(p_port, 0x0000, DEVICE_ENABLE/2); + temp += 0x0000; + + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL01/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL23/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL45/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL67/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL89/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLab/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLcd/2); + temp += 0x4242; + utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLef/2); + temp += 0x4242; + + + utilEEWrite(p_port, 0x6C46, 64/2); /*PRODUCT ID */ + temp += 0x6C46; + utilEEWrite(p_port, 0x7361, 66/2); /* FlashPoint LT */ + temp += 0x7361; + utilEEWrite(p_port, 0x5068, 68/2); + temp += 0x5068; + utilEEWrite(p_port, 0x696F, 70/2); + temp += 0x696F; + utilEEWrite(p_port, 0x746E, 72/2); + temp += 0x746E; + utilEEWrite(p_port, 0x4C20, 74/2); + temp += 0x4C20; + utilEEWrite(p_port, 0x2054, 76/2); + temp += 0x2054; + utilEEWrite(p_port, 0x2020, 78/2); + temp += 0x2020; + + index = ((EE_SCAMBASE/2)+(7*16)); + utilEEWrite(p_port, (0x0700+TYPE_CODE0), index); + temp += (0x0700+TYPE_CODE0); + index++; + utilEEWrite(p_port, 0x5542, index); /*Vendor ID code */ + temp += 0x5542; /* BUSLOGIC */ + index++; + utilEEWrite(p_port, 0x4C53, index); + temp += 0x4C53; + index++; + utilEEWrite(p_port, 0x474F, index); + temp += 0x474F; + index++; + utilEEWrite(p_port, 0x4349, index); + temp += 0x4349; + index++; + utilEEWrite(p_port, 0x5442, index); /*Vendor unique code */ + temp += 0x5442; /* BT- 930 */ + index++; + utilEEWrite(p_port, 0x202D, index); + temp += 0x202D; + index++; + utilEEWrite(p_port, 0x3339, index); + temp += 0x3339; + index++; /*Serial # */ + utilEEWrite(p_port, 0x2030, index); /* 01234567 */ + temp += 0x2030; + index++; + utilEEWrite(p_port, 0x5453, index); + temp += 0x5453; + index++; + utilEEWrite(p_port, 0x5645, index); + temp += 0x5645; + index++; + utilEEWrite(p_port, 0x2045, index); + temp += 0x2045; + index++; + utilEEWrite(p_port, 0x202F, index); + temp += 0x202F; + index++; + utilEEWrite(p_port, 0x4F4A, index); + temp += 0x4F4A; + index++; + utilEEWrite(p_port, 0x204E, index); + temp += 0x204E; + index++; + utilEEWrite(p_port, 0x3539, index); + temp += 0x3539; + + + + utilEEWrite(p_port, temp, EEPROM_CHECK_SUM/2); + + utilEEWriteOnOff(p_port,(UCHAR)0); + +} + +#ident "$Id: utility.c 1.23 1997/06/10 16:55:06 mohan Exp $" +/*---------------------------------------------------------------------- + * + * + * Copyright 1995-1996 by Mylex Corporation. All Rights Reserved + * + * This file is available under both the GNU General Public License + * and a BSD-style copyright; see LICENSE.FlashPoint for details. + * + * $Workfile: utility.c $ + * + * Description: Utility functions relating to queueing and EEPROM + * manipulation and any other garbage functions. + * + * $Date: 1997/06/10 16:55:06 $ + * + * $Revision: 1.23 $ + * + *----------------------------------------------------------------------*/ +/*#include <globals.h>*/ + +#if (FW_TYPE==_UCB_MGR_) + /*#include <budi.h>*/ +#endif + +/*#include <sccbmgr.h>*/ +/*#include <blx30.h>*/ +/*#include <target.h>*/ +/*#include <scsi2.h>*/ +/*#include <harpoon.h>*/ + + +/* +extern SCCBCARD BL_Card[MAX_CARDS]; +extern SCCBMGR_TAR_INFO sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR]; +extern unsigned int SccbGlobalFlags; +*/ + +/*--------------------------------------------------------------------- + * + * Function: Queue Search Select + * + * Description: Try to find a new command to execute. + * + *---------------------------------------------------------------------*/ + +void queueSearchSelect(PSCCBcard pCurrCard, UCHAR p_card) +{ + UCHAR scan_ptr, lun; + PSCCBMgr_tar_info currTar_Info; + PSCCB pOldSccb; + + scan_ptr = pCurrCard->scanIndex; + do + { + currTar_Info = &sccbMgrTbl[p_card][scan_ptr]; + if((pCurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) + { + if (currTar_Info->TarSelQ_Cnt != 0) + { + + scan_ptr++; + if (scan_ptr == MAX_SCSI_TAR) + scan_ptr = 0; + + for(lun=0; lun < MAX_LUN; lun++) + { + if(currTar_Info->TarLUNBusy[lun] == FALSE) + { + + pCurrCard->currentSCCB = currTar_Info->TarSelQ_Head; + pOldSccb = NULL; + + while((pCurrCard->currentSCCB != NULL) && + (lun != pCurrCard->currentSCCB->Lun)) + { + pOldSccb = pCurrCard->currentSCCB; + pCurrCard->currentSCCB = (PSCCB)(pCurrCard->currentSCCB)-> + Sccb_forwardlink; + } + if(pCurrCard->currentSCCB == NULL) + continue; + if(pOldSccb != NULL) + { + pOldSccb->Sccb_forwardlink = (PSCCB)(pCurrCard->currentSCCB)-> + Sccb_forwardlink; + pOldSccb->Sccb_backlink = (PSCCB)(pCurrCard->currentSCCB)-> + Sccb_backlink; + currTar_Info->TarSelQ_Cnt--; + } + else + { + currTar_Info->TarSelQ_Head = (PSCCB)(pCurrCard->currentSCCB)->Sccb_forwardlink; + + if (currTar_Info->TarSelQ_Head == NULL) + { + currTar_Info->TarSelQ_Tail = NULL; + currTar_Info->TarSelQ_Cnt = 0; + } + else + { + currTar_Info->TarSelQ_Cnt--; + currTar_Info->TarSelQ_Head->Sccb_backlink = (PSCCB)NULL; + } + } + pCurrCard->scanIndex = scan_ptr; + + pCurrCard->globalFlags |= F_NEW_SCCB_CMD; + + break; + } + } + } + + else + { + scan_ptr++; + if (scan_ptr == MAX_SCSI_TAR) { + scan_ptr = 0; + } + } + + } + else + { + if ((currTar_Info->TarSelQ_Cnt != 0) && + (currTar_Info->TarLUNBusy[0] == FALSE)) + { + + pCurrCard->currentSCCB = currTar_Info->TarSelQ_Head; + + currTar_Info->TarSelQ_Head = (PSCCB)(pCurrCard->currentSCCB)->Sccb_forwardlink; + + if (currTar_Info->TarSelQ_Head == NULL) + { + currTar_Info->TarSelQ_Tail = NULL; + currTar_Info->TarSelQ_Cnt = 0; + } + else + { + currTar_Info->TarSelQ_Cnt--; + currTar_Info->TarSelQ_Head->Sccb_backlink = (PSCCB)NULL; + } + + scan_ptr++; + if (scan_ptr == MAX_SCSI_TAR) + scan_ptr = 0; + + pCurrCard->scanIndex = scan_ptr; + + pCurrCard->globalFlags |= F_NEW_SCCB_CMD; + + break; + } + + else + { + scan_ptr++; + if (scan_ptr == MAX_SCSI_TAR) + { + scan_ptr = 0; + } + } + } + } while (scan_ptr != pCurrCard->scanIndex); +} + + +/*--------------------------------------------------------------------- + * + * Function: Queue Select Fail + * + * Description: Add the current SCCB to the head of the Queue. + * + *---------------------------------------------------------------------*/ + +void queueSelectFail(PSCCBcard pCurrCard, UCHAR p_card) +{ + UCHAR thisTarg; + PSCCBMgr_tar_info currTar_Info; + + if (pCurrCard->currentSCCB != NULL) + { + thisTarg = (UCHAR)(((PSCCB)(pCurrCard->currentSCCB))->TargID); + currTar_Info = &sccbMgrTbl[p_card][thisTarg]; + + pCurrCard->currentSCCB->Sccb_backlink = (PSCCB)NULL; + + pCurrCard->currentSCCB->Sccb_forwardlink = currTar_Info->TarSelQ_Head; + + if (currTar_Info->TarSelQ_Cnt == 0) + { + currTar_Info->TarSelQ_Tail = pCurrCard->currentSCCB; + } + + else + { + currTar_Info->TarSelQ_Head->Sccb_backlink = pCurrCard->currentSCCB; + } + + + currTar_Info->TarSelQ_Head = pCurrCard->currentSCCB; + + pCurrCard->currentSCCB = NULL; + currTar_Info->TarSelQ_Cnt++; + } +} +/*--------------------------------------------------------------------- + * + * Function: Queue Command Complete + * + * Description: Call the callback function with the current SCCB. + * + *---------------------------------------------------------------------*/ + +void queueCmdComplete(PSCCBcard pCurrCard, PSCCB p_sccb, UCHAR p_card) +{ + +#if (FW_TYPE==_UCB_MGR_) + + u08bits SCSIcmd; + CALL_BK_FN callback; + PSCCBMgr_tar_info currTar_Info; + + PUCB p_ucb; + p_ucb=p_sccb->Sccb_ucb_ptr; + + SCSIcmd = p_sccb->Cdb[0]; + + + if (!(p_sccb->Sccb_XferState & F_ALL_XFERRED)) + { + + if ((p_ucb->UCB_opcode & OPC_CHK_UNDER_OVER_RUN) && + (p_sccb->HostStatus == SCCB_COMPLETE) && + (p_sccb->TargetStatus != SSCHECK)) + + if ((SCSIcmd == SCSI_READ) || + (SCSIcmd == SCSI_WRITE) || + (SCSIcmd == SCSI_READ_EXTENDED) || + (SCSIcmd == SCSI_WRITE_EXTENDED) || + (SCSIcmd == SCSI_WRITE_AND_VERIFY) || + (SCSIcmd == SCSI_START_STOP_UNIT) || + (pCurrCard->globalFlags & F_NO_FILTER) + ) + p_sccb->HostStatus = SCCB_DATA_UNDER_RUN; + } + + p_ucb->UCB_status=SCCB_SUCCESS; + + if ((p_ucb->UCB_hbastat=p_sccb->HostStatus) || (p_ucb->UCB_scsistat=p_sccb->TargetStatus)) + { + p_ucb->UCB_status=SCCB_ERROR; + } + + if ((p_sccb->OperationCode == RESIDUAL_SG_COMMAND) || + (p_sccb->OperationCode == RESIDUAL_COMMAND)) + { + + utilUpdateResidual(p_sccb); + + p_ucb->UCB_datalen=p_sccb->DataLength; + } + + pCurrCard->cmdCounter--; + if (!pCurrCard->cmdCounter) + { + + if (pCurrCard->globalFlags & F_GREEN_PC) + { + WR_HARPOON(pCurrCard->ioPort+hp_clkctrl_0,(PWR_DWN | CLKCTRL_DEFAULT)); + WR_HARPOON(pCurrCard->ioPort+hp_sys_ctrl, STOP_CLK); + } + + WR_HARPOON(pCurrCard->ioPort+hp_semaphore, + (RD_HARPOON(pCurrCard->ioPort+hp_semaphore) & ~SCCB_MGR_ACTIVE)); + } + + if(pCurrCard->discQCount != 0) + { + currTar_Info = &sccbMgrTbl[p_card][p_sccb->TargID]; + if(((pCurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_sccb->Lun]] = NULL; + } + else + { + if(p_sccb->Sccb_tag) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[p_sccb->Sccb_tag] = NULL; + }else + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = NULL; + } + } + + } + callback = (CALL_BK_FN)p_ucb->UCB_callback; + callback(p_ucb); + pCurrCard->globalFlags |= F_NEW_SCCB_CMD; + pCurrCard->currentSCCB = NULL; +} + + + + +#else + + UCHAR i, SCSIcmd; + CALL_BK_FN callback; + PSCCBMgr_tar_info currTar_Info; + + SCSIcmd = p_sccb->Cdb[0]; + + + if (!(p_sccb->Sccb_XferState & F_ALL_XFERRED)) { + + if ((p_sccb->ControlByte & (SCCB_DATA_XFER_OUT | SCCB_DATA_XFER_IN)) && + (p_sccb->HostStatus == SCCB_COMPLETE) && + (p_sccb->TargetStatus != SSCHECK)) + + if ((SCSIcmd == SCSI_READ) || + (SCSIcmd == SCSI_WRITE) || + (SCSIcmd == SCSI_READ_EXTENDED) || + (SCSIcmd == SCSI_WRITE_EXTENDED) || + (SCSIcmd == SCSI_WRITE_AND_VERIFY) || + (SCSIcmd == SCSI_START_STOP_UNIT) || + (pCurrCard->globalFlags & F_NO_FILTER) + ) + p_sccb->HostStatus = SCCB_DATA_UNDER_RUN; + } + + + if(p_sccb->SccbStatus == SCCB_IN_PROCESS) + { + if (p_sccb->HostStatus || p_sccb->TargetStatus) + p_sccb->SccbStatus = SCCB_ERROR; + else + p_sccb->SccbStatus = SCCB_SUCCESS; + } + + if (p_sccb->Sccb_XferState & F_AUTO_SENSE) { + + p_sccb->CdbLength = p_sccb->Save_CdbLen; + for (i=0; i < 6; i++) { + p_sccb->Cdb[i] = p_sccb->Save_Cdb[i]; + } + } + + if ((p_sccb->OperationCode == RESIDUAL_SG_COMMAND) || + (p_sccb->OperationCode == RESIDUAL_COMMAND)) { + + utilUpdateResidual(p_sccb); + } + + pCurrCard->cmdCounter--; + if (!pCurrCard->cmdCounter) { + + if (pCurrCard->globalFlags & F_GREEN_PC) { + WR_HARPOON(pCurrCard->ioPort+hp_clkctrl_0,(PWR_DWN | CLKCTRL_DEFAULT)); + WR_HARPOON(pCurrCard->ioPort+hp_sys_ctrl, STOP_CLK); + } + + WR_HARPOON(pCurrCard->ioPort+hp_semaphore, + (RD_HARPOON(pCurrCard->ioPort+hp_semaphore) & ~SCCB_MGR_ACTIVE)); + + } + + if(pCurrCard->discQCount != 0) + { + currTar_Info = &sccbMgrTbl[p_card][p_sccb->TargID]; + if(((pCurrCard->globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_sccb->Lun]] = NULL; + } + else + { + if(p_sccb->Sccb_tag) + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[p_sccb->Sccb_tag] = NULL; + }else + { + pCurrCard->discQCount--; + pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = NULL; + } + } + + } + + callback = (CALL_BK_FN)p_sccb->SccbCallback; + callback(p_sccb); + pCurrCard->globalFlags |= F_NEW_SCCB_CMD; + pCurrCard->currentSCCB = NULL; +} +#endif /* ( if FW_TYPE==...) */ + + +/*--------------------------------------------------------------------- + * + * Function: Queue Disconnect + * + * Description: Add SCCB to our disconnect array. + * + *---------------------------------------------------------------------*/ +void queueDisconnect(PSCCB p_sccb, UCHAR p_card) +{ + PSCCBMgr_tar_info currTar_Info; + + currTar_Info = &sccbMgrTbl[p_card][p_sccb->TargID]; + + if(((BL_Card[p_card].globalFlags & F_CONLUN_IO) && + ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) + { + BL_Card[p_card].discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_sccb->Lun]] = p_sccb; + } + else + { + if (p_sccb->Sccb_tag) + { + BL_Card[p_card].discQ_Tbl[p_sccb->Sccb_tag] = p_sccb; + sccbMgrTbl[p_card][p_sccb->TargID].TarLUNBusy[0] = FALSE; + sccbMgrTbl[p_card][p_sccb->TargID].TarTagQ_Cnt++; + }else + { + BL_Card[p_card].discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = p_sccb; + } + } + BL_Card[p_card].currentSCCB = NULL; +} + + +/*--------------------------------------------------------------------- + * + * Function: Queue Flush SCCB + * + * Description: Flush all SCCB's back to the host driver for this target. + * + *---------------------------------------------------------------------*/ + +void queueFlushSccb(UCHAR p_card, UCHAR error_code) +{ + UCHAR qtag,thisTarg; + PSCCB currSCCB; + PSCCBMgr_tar_info currTar_Info; + + currSCCB = BL_Card[p_card].currentSCCB; + if(currSCCB != NULL) + { + thisTarg = (UCHAR)currSCCB->TargID; + currTar_Info = &sccbMgrTbl[p_card][thisTarg]; + + for (qtag=0; qtag<QUEUE_DEPTH; qtag++) { + + if (BL_Card[p_card].discQ_Tbl[qtag] && + (BL_Card[p_card].discQ_Tbl[qtag]->TargID == thisTarg)) + { + + BL_Card[p_card].discQ_Tbl[qtag]->HostStatus = (UCHAR)error_code; + + queueCmdComplete(&BL_Card[p_card],BL_Card[p_card].discQ_Tbl[qtag], p_card); + + BL_Card[p_card].discQ_Tbl[qtag] = NULL; + currTar_Info->TarTagQ_Cnt--; + + } + } + } + +} + +/*--------------------------------------------------------------------- + * + * Function: Queue Flush Target SCCB + * + * Description: Flush all SCCB's back to the host driver for this target. + * + *---------------------------------------------------------------------*/ + +void queueFlushTargSccb(UCHAR p_card, UCHAR thisTarg, UCHAR error_code) +{ + UCHAR qtag; + PSCCBMgr_tar_info currTar_Info; + + currTar_Info = &sccbMgrTbl[p_card][thisTarg]; + + for (qtag=0; qtag<QUEUE_DEPTH; qtag++) { + + if (BL_Card[p_card].discQ_Tbl[qtag] && + (BL_Card[p_card].discQ_Tbl[qtag]->TargID == thisTarg)) + { + + BL_Card[p_card].discQ_Tbl[qtag]->HostStatus = (UCHAR)error_code; + + queueCmdComplete(&BL_Card[p_card],BL_Card[p_card].discQ_Tbl[qtag], p_card); + + BL_Card[p_card].discQ_Tbl[qtag] = NULL; + currTar_Info->TarTagQ_Cnt--; + + } + } + +} + + + + + +void queueAddSccb(PSCCB p_SCCB, UCHAR p_card) +{ + PSCCBMgr_tar_info currTar_Info; + currTar_Info = &sccbMgrTbl[p_card][p_SCCB->TargID]; + + p_SCCB->Sccb_forwardlink = NULL; + + p_SCCB->Sccb_backlink = currTar_Info->TarSelQ_Tail; + + if (currTar_Info->TarSelQ_Cnt == 0) { + + currTar_Info->TarSelQ_Head = p_SCCB; + } + + else { + + currTar_Info->TarSelQ_Tail->Sccb_forwardlink = p_SCCB; + } + + + currTar_Info->TarSelQ_Tail = p_SCCB; + currTar_Info->TarSelQ_Cnt++; +} + + +/*--------------------------------------------------------------------- + * + * Function: Queue Find SCCB + * + * Description: Search the target select Queue for this SCCB, and + * remove it if found. + * + *---------------------------------------------------------------------*/ + +UCHAR queueFindSccb(PSCCB p_SCCB, UCHAR p_card) +{ + PSCCB q_ptr; + PSCCBMgr_tar_info currTar_Info; + + currTar_Info = &sccbMgrTbl[p_card][p_SCCB->TargID]; + + q_ptr = currTar_Info->TarSelQ_Head; + + while(q_ptr != NULL) { + + if (q_ptr == p_SCCB) { + + + if (currTar_Info->TarSelQ_Head == q_ptr) { + + currTar_Info->TarSelQ_Head = q_ptr->Sccb_forwardlink; + } + + if (currTar_Info->TarSelQ_Tail == q_ptr) { + + currTar_Info->TarSelQ_Tail = q_ptr->Sccb_backlink; + } + + if (q_ptr->Sccb_forwardlink != NULL) { + q_ptr->Sccb_forwardlink->Sccb_backlink = q_ptr->Sccb_backlink; + } + + if (q_ptr->Sccb_backlink != NULL) { + q_ptr->Sccb_backlink->Sccb_forwardlink = q_ptr->Sccb_forwardlink; + } + + currTar_Info->TarSelQ_Cnt--; + + return(TRUE); + } + + else { + q_ptr = q_ptr->Sccb_forwardlink; + } + } + + + return(FALSE); + +} + + +/*--------------------------------------------------------------------- + * + * Function: Utility Update Residual Count + * + * Description: Update the XferCnt to the remaining byte count. + * If we transferred all the data then just write zero. + * If Non-SG transfer then report Total Cnt - Actual Transfer + * Cnt. For SG transfers add the count fields of all + * remaining SG elements, as well as any partial remaining + * element. + * + *---------------------------------------------------------------------*/ + +void utilUpdateResidual(PSCCB p_SCCB) +{ + ULONG partial_cnt; + UINT sg_index; +#if defined(COMPILER_16_BIT) && !defined(DOS) + ULONG far *sg_ptr; +#else + ULONG *sg_ptr; +#endif + + if (p_SCCB->Sccb_XferState & F_ALL_XFERRED) { + + p_SCCB->DataLength = 0x0000; + } + + else if (p_SCCB->Sccb_XferState & F_SG_XFER) { + + partial_cnt = 0x0000; + + sg_index = p_SCCB->Sccb_sgseg; + +#if defined(COMPILER_16_BIT) && !defined(DOS) + sg_ptr = (ULONG far *)p_SCCB->DataPointer; +#else + sg_ptr = (ULONG *)p_SCCB->DataPointer; +#endif + + if (p_SCCB->Sccb_SGoffset) { + + partial_cnt = p_SCCB->Sccb_SGoffset; + sg_index++; + } + + while ( ((ULONG)sg_index * (ULONG)SG_ELEMENT_SIZE) < + p_SCCB->DataLength ) { + + partial_cnt += *(sg_ptr+(sg_index * 2)); + sg_index++; + } + + p_SCCB->DataLength = partial_cnt; + } + + else { + + p_SCCB->DataLength -= p_SCCB->Sccb_ATC; + } +} + + +/*--------------------------------------------------------------------- + * + * Function: Wait 1 Second + * + * Description: Wait for 1 second. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void Wait1Second(USHORT p_port) +#else +void Wait1Second(ULONG p_port) +#endif +{ + UCHAR i; + + for(i=0; i < 4; i++) { + + Wait(p_port, TO_250ms); + + if ((RD_HARPOON(p_port+hp_scsictrl_0) & SCSI_RST)) + break; + + if((RDW_HARPOON((p_port+hp_intstat)) & SCAM_SEL)) + break; + } +} + + +/*--------------------------------------------------------------------- + * + * Function: Wait + * + * Description: Wait the desired delay. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void Wait(USHORT p_port, UCHAR p_delay) +#else +void Wait(ULONG p_port, UCHAR p_delay) +#endif +{ + UCHAR old_timer; + UCHAR green_flag; + + old_timer = RD_HARPOON(p_port+hp_seltimeout); + + green_flag=RD_HARPOON(p_port+hp_clkctrl_0); + WR_HARPOON(p_port+hp_clkctrl_0, CLKCTRL_DEFAULT); + + WR_HARPOON(p_port+hp_seltimeout,p_delay); + WRW_HARPOON((p_port+hp_intstat), TIMEOUT); + WRW_HARPOON((p_port+hp_intena), (default_intena & ~TIMEOUT)); + + + WR_HARPOON(p_port+hp_portctrl_0, + (RD_HARPOON(p_port+hp_portctrl_0) | START_TO)); + + while (!(RDW_HARPOON((p_port+hp_intstat)) & TIMEOUT)) { + + if ((RD_HARPOON(p_port+hp_scsictrl_0) & SCSI_RST)) + break; + + if ((RDW_HARPOON((p_port+hp_intstat)) & SCAM_SEL)) + break; + } + + WR_HARPOON(p_port+hp_portctrl_0, + (RD_HARPOON(p_port+hp_portctrl_0) & ~START_TO)); + + WRW_HARPOON((p_port+hp_intstat), TIMEOUT); + WRW_HARPOON((p_port+hp_intena), default_intena); + + WR_HARPOON(p_port+hp_clkctrl_0,green_flag); + + WR_HARPOON(p_port+hp_seltimeout,old_timer); +} + + +/*--------------------------------------------------------------------- + * + * Function: Enable/Disable Write to EEPROM + * + * Description: The EEPROM must first be enabled for writes + * A total of 9 clocks are needed. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void utilEEWriteOnOff(USHORT p_port,UCHAR p_mode) +#else +void utilEEWriteOnOff(ULONG p_port,UCHAR p_mode) +#endif +{ + UCHAR ee_value; + + ee_value = (UCHAR)(RD_HARPOON(p_port+hp_ee_ctrl) & (EXT_ARB_ACK | SCSI_TERM_ENA_H)); + + if (p_mode) + + utilEESendCmdAddr(p_port, EWEN, EWEN_ADDR); + + else + + + utilEESendCmdAddr(p_port, EWDS, EWDS_ADDR); + + WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); /*Turn off Master Select */ +} + + +/*--------------------------------------------------------------------- + * + * Function: Write EEPROM + * + * Description: Write a word to the EEPROM at the specified + * address. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void utilEEWrite(USHORT p_port, USHORT ee_data, USHORT ee_addr) +#else +void utilEEWrite(ULONG p_port, USHORT ee_data, USHORT ee_addr) +#endif +{ + + UCHAR ee_value; + USHORT i; + + ee_value = (UCHAR)((RD_HARPOON(p_port+hp_ee_ctrl) & (EXT_ARB_ACK | SCSI_TERM_ENA_H))| + (SEE_MS | SEE_CS)); + + + + utilEESendCmdAddr(p_port, EE_WRITE, ee_addr); + + + ee_value |= (SEE_MS + SEE_CS); + + for(i = 0x8000; i != 0; i>>=1) { + + if (i & ee_data) + ee_value |= SEE_DO; + else + ee_value &= ~SEE_DO; + + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value |= SEE_CLK; /* Clock data! */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value &= ~SEE_CLK; + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + } + ee_value &= (EXT_ARB_ACK | SCSI_TERM_ENA_H); + WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); + + Wait(p_port, TO_10ms); + + WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS | SEE_CS)); /* Set CS to EEPROM */ + WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); /* Turn off CS */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); /* Turn off Master Select */ +} + +/*--------------------------------------------------------------------- + * + * Function: Read EEPROM + * + * Description: Read a word from the EEPROM at the desired + * address. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +USHORT utilEERead(USHORT p_port, USHORT ee_addr) +#else +USHORT utilEERead(ULONG p_port, USHORT ee_addr) +#endif +{ + USHORT i, ee_data1, ee_data2; + + i = 0; + ee_data1 = utilEEReadOrg(p_port, ee_addr); + do + { + ee_data2 = utilEEReadOrg(p_port, ee_addr); + + if(ee_data1 == ee_data2) + return(ee_data1); + + ee_data1 = ee_data2; + i++; + + }while(i < 4); + + return(ee_data1); +} + +/*--------------------------------------------------------------------- + * + * Function: Read EEPROM Original + * + * Description: Read a word from the EEPROM at the desired + * address. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +USHORT utilEEReadOrg(USHORT p_port, USHORT ee_addr) +#else +USHORT utilEEReadOrg(ULONG p_port, USHORT ee_addr) +#endif +{ + + UCHAR ee_value; + USHORT i, ee_data; + + ee_value = (UCHAR)((RD_HARPOON(p_port+hp_ee_ctrl) & (EXT_ARB_ACK | SCSI_TERM_ENA_H))| + (SEE_MS | SEE_CS)); + + + utilEESendCmdAddr(p_port, EE_READ, ee_addr); + + + ee_value |= (SEE_MS + SEE_CS); + ee_data = 0; + + for(i = 1; i <= 16; i++) { + + ee_value |= SEE_CLK; /* Clock data! */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value &= ~SEE_CLK; + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + + ee_data <<= 1; + + if (RD_HARPOON(p_port+hp_ee_ctrl) & SEE_DI) + ee_data |= 1; + } + + ee_value &= ~(SEE_MS + SEE_CS); + WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); /*Turn off Master Select */ + + return(ee_data); +} + + +/*--------------------------------------------------------------------- + * + * Function: Send EE command and Address to the EEPROM + * + * Description: Transfers the correct command and sends the address + * to the eeprom. + * + *---------------------------------------------------------------------*/ + +#if defined(DOS) +void utilEESendCmdAddr(USHORT p_port, UCHAR ee_cmd, USHORT ee_addr) +#else +void utilEESendCmdAddr(ULONG p_port, UCHAR ee_cmd, USHORT ee_addr) +#endif +{ + UCHAR ee_value; + UCHAR narrow_flg; + + USHORT i; + + + narrow_flg= (UCHAR)(RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD); + + + ee_value = SEE_MS; + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + + ee_value |= SEE_CS; /* Set CS to EEPROM */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + + + for(i = 0x04; i != 0; i>>=1) { + + if (i & ee_cmd) + ee_value |= SEE_DO; + else + ee_value &= ~SEE_DO; + + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value |= SEE_CLK; /* Clock data! */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value &= ~SEE_CLK; + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + } + + + if (narrow_flg) + i = 0x0080; + + else + i = 0x0200; + + + while (i != 0) { + + if (i & ee_addr) + ee_value |= SEE_DO; + else + ee_value &= ~SEE_DO; + + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value |= SEE_CLK; /* Clock data! */ + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + ee_value &= ~SEE_CLK; + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + WR_HARPOON(p_port+hp_ee_ctrl, ee_value); + + i >>= 1; + } +} + +USHORT CalcCrc16(UCHAR buffer[]) +{ + USHORT crc=0; + int i,j; + USHORT ch; + for (i=0; i < ID_STRING_LENGTH; i++) + { + ch = (USHORT) buffer[i]; + for(j=0; j < 8; j++) + { + if ((crc ^ ch) & 1) + crc = (crc >> 1) ^ CRCMASK; + else + crc >>= 1; + ch >>= 1; + } + } + return(crc); +} + +UCHAR CalcLrc(UCHAR buffer[]) +{ + int i; + UCHAR lrc; + lrc = 0; + for(i = 0; i < ID_STRING_LENGTH; i++) + lrc ^= buffer[i]; + return(lrc); +} + + + +/* + The following inline definitions avoid type conflicts. +*/ + +static inline unsigned char +FlashPoint__ProbeHostAdapter(struct FlashPoint_Info *FlashPointInfo) +{ + return FlashPoint_ProbeHostAdapter((PSCCBMGR_INFO) FlashPointInfo); +} + + +static inline FlashPoint_CardHandle_T +FlashPoint__HardwareResetHostAdapter(struct FlashPoint_Info *FlashPointInfo) +{ + return FlashPoint_HardwareResetHostAdapter((PSCCBMGR_INFO) FlashPointInfo); +} + +static inline void +FlashPoint__ReleaseHostAdapter(FlashPoint_CardHandle_T CardHandle) +{ + FlashPoint_ReleaseHostAdapter(CardHandle); +} + + +static inline void +FlashPoint__StartCCB(FlashPoint_CardHandle_T CardHandle, struct BusLogic_CCB *CCB) +{ + FlashPoint_StartCCB(CardHandle, (PSCCB) CCB); +} + + +static inline void +FlashPoint__AbortCCB(FlashPoint_CardHandle_T CardHandle, struct BusLogic_CCB *CCB) +{ + FlashPoint_AbortCCB(CardHandle, (PSCCB) CCB); +} + + +static inline boolean +FlashPoint__InterruptPending(FlashPoint_CardHandle_T CardHandle) +{ + return FlashPoint_InterruptPending(CardHandle); +} + + +static inline int +FlashPoint__HandleInterrupt(FlashPoint_CardHandle_T CardHandle) +{ + return FlashPoint_HandleInterrupt(CardHandle); +} + + +#define FlashPoint_ProbeHostAdapter FlashPoint__ProbeHostAdapter +#define FlashPoint_HardwareResetHostAdapter FlashPoint__HardwareResetHostAdapter +#define FlashPoint_ReleaseHostAdapter FlashPoint__ReleaseHostAdapter +#define FlashPoint_StartCCB FlashPoint__StartCCB +#define FlashPoint_AbortCCB FlashPoint__AbortCCB +#define FlashPoint_InterruptPending FlashPoint__InterruptPending +#define FlashPoint_HandleInterrupt FlashPoint__HandleInterrupt + + +/* + FlashPoint_InquireTargetInfo returns the Synchronous Period, Synchronous + Offset, and Wide Transfers Active information for TargetID on CardHandle. +*/ + +void FlashPoint_InquireTargetInfo(FlashPoint_CardHandle_T CardHandle, + int TargetID, + unsigned char *SynchronousPeriod, + unsigned char *SynchronousOffset, + unsigned char *WideTransfersActive) +{ + SCCBMGR_TAR_INFO *TargetInfo = + &sccbMgrTbl[((SCCBCARD *)CardHandle)->cardIndex][TargetID]; + if ((TargetInfo->TarSyncCtrl & SYNC_OFFSET) > 0) + { + *SynchronousPeriod = 5 * ((TargetInfo->TarSyncCtrl >> 5) + 1); + *SynchronousOffset = TargetInfo->TarSyncCtrl & SYNC_OFFSET; + } + else + { + *SynchronousPeriod = 0; + *SynchronousOffset = 0; + } + *WideTransfersActive = (TargetInfo->TarSyncCtrl & NARROW_SCSI ? 0 : 1); +} + + +#else /* CONFIG_SCSI_OMIT_FLASHPOINT */ + + +/* + Define prototypes for the FlashPoint SCCB Manager Functions. +*/ + +extern unsigned char FlashPoint_ProbeHostAdapter(struct FlashPoint_Info *); +extern FlashPoint_CardHandle_T + FlashPoint_HardwareResetHostAdapter(struct FlashPoint_Info *); +extern void FlashPoint_StartCCB(FlashPoint_CardHandle_T, struct BusLogic_CCB *); +extern int FlashPoint_AbortCCB(FlashPoint_CardHandle_T, struct BusLogic_CCB *); +extern boolean FlashPoint_InterruptPending(FlashPoint_CardHandle_T); +extern int FlashPoint_HandleInterrupt(FlashPoint_CardHandle_T); +extern void FlashPoint_ReleaseHostAdapter(FlashPoint_CardHandle_T); +extern void FlashPoint_InquireTargetInfo(FlashPoint_CardHandle_T, + int, unsigned char *, + unsigned char *, unsigned char *); + + +#endif /* CONFIG_SCSI_OMIT_FLASHPOINT */ |
