diff options
Diffstat (limited to 'drivers/staging/keucr/transport.h')
| -rw-r--r-- | drivers/staging/keucr/transport.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/drivers/staging/keucr/transport.h b/drivers/staging/keucr/transport.h new file mode 100644 index 0000000..ae9b5ee --- /dev/null +++ b/drivers/staging/keucr/transport.h @@ -0,0 +1,144 @@ +#ifndef _TRANSPORT_H_ +#define _TRANSPORT_H_ + +#include <linux/blkdev.h> + +/* Bulk only data structures */ + +/* command block wrapper */ +struct bulk_cb_wrap { + __le32 Signature; /* contains 'USBC' */ + __u32 Tag; /* unique per command id */ + __le32 DataTransferLength; /* size of data */ + __u8 Flags; /* direction in bit 0 */ + __u8 Lun; /* LUN normally 0 */ + __u8 Length; /* of of the CDB */ + __u8 CDB[16]; /* max command */ +}; + +#define US_BULK_CB_WRAP_LEN 31 +#define US_BULK_CB_SIGN 0x43425355 /*spells out USBC */ +#define US_BULK_FLAG_IN 1 +#define US_BULK_FLAG_OUT 0 + +/* command status wrapper */ +struct bulk_cs_wrap { + __le32 Signature; /* should = 'USBS' */ + __u32 Tag; /* same as original command */ + __le32 Residue; /* amount not transferred */ + __u8 Status; /* see below */ + __u8 Filler[18]; +}; + +#define US_BULK_CS_WRAP_LEN 13 +#define US_BULK_CS_SIGN 0x53425355 /* spells out 'USBS' */ +#define US_BULK_STAT_OK 0 +#define US_BULK_STAT_FAIL 1 +#define US_BULK_STAT_PHASE 2 + +/* bulk-only class specific requests */ +#define US_BULK_RESET_REQUEST 0xff +#define US_BULK_GET_MAX_LUN 0xfe + +/* usb_stor_bulk_transfer_xxx() return codes, in order of severity */ +#define USB_STOR_XFER_GOOD 0 /* good transfer */ +#define USB_STOR_XFER_SHORT 1 /* transferred less than expected */ +#define USB_STOR_XFER_STALLED 2 /* endpoint stalled */ +#define USB_STOR_XFER_LONG 3 /* device tried to send too much */ +#define USB_STOR_XFER_ERROR 4 /* transfer died in the middle */ + +/* Transport return codes */ +#define USB_STOR_TRANSPORT_GOOD 0 /* Transport good, command good */ +#define USB_STOR_TRANSPORT_FAILED 1 /* Transport good, command failed */ +#define USB_STOR_TRANSPORT_NO_SENSE 2 /* Command failed, no auto-sense */ +#define USB_STOR_TRANSPORT_ERROR 3 /* Transport bad (i.e. device dead) */ + +/* + * We used to have USB_STOR_XFER_ABORTED and USB_STOR_TRANSPORT_ABORTED + * return codes. But now the transport and low-level transfer routines + * treat an abort as just another error (-ENOENT for a cancelled URB). + * It is up to the invoke_transport() function to test for aborts and + * distinguish them from genuine communication errors. + */ + +/* CBI accept device specific command */ +#define US_CBI_ADSC 0 +extern int usb_stor_Bulk_transport(struct scsi_cmnd *, struct us_data*); +extern int usb_stor_Bulk_max_lun(struct us_data*); +extern int usb_stor_Bulk_reset(struct us_data*); +extern void usb_stor_print_cmd(struct scsi_cmnd *); +extern void usb_stor_invoke_transport(struct scsi_cmnd *, struct us_data*); +extern void usb_stor_stop_transport(struct us_data*); +extern int usb_stor_control_msg(struct us_data *us, unsigned int pipe, + u8 request, u8 requesttype, u16 value, u16 index, + void *data, u16 size, int timeout); +extern int usb_stor_clear_halt(struct us_data *us, unsigned int pipe); +extern int usb_stor_bulk_transfer_buf(struct us_data *us, unsigned int pipe, + void *buf, unsigned int length, unsigned int *act_len); +extern int usb_stor_bulk_transfer_sg(struct us_data *us, unsigned int pipe, + void *buf, unsigned int length, int use_sg, int *residual); +extern int usb_stor_bulk_srb(struct us_data* us, unsigned int pipe, + struct scsi_cmnd* srb); +extern int usb_stor_port_reset(struct us_data *us); + +/* Protocol handling routines */ +enum xfer_buf_dir {TO_XFER_BUF, FROM_XFER_BUF}; +extern unsigned int usb_stor_access_xfer_buf(struct us_data*, unsigned char *buffer, + unsigned int buflen, struct scsi_cmnd *srb, struct scatterlist **, + unsigned int *offset, enum xfer_buf_dir dir); +extern void usb_stor_set_xfer_buf(struct us_data*, unsigned char *buffer, unsigned int buflen, struct scsi_cmnd *srb, + unsigned int dir); + +// ENE scsi function +extern void ENE_stor_invoke_transport(struct scsi_cmnd *, struct us_data*); +extern int ENE_InitMedia(struct us_data*); +extern int ENE_SDInit(struct us_data*); +extern int ENE_MSInit(struct us_data*); +extern int ENE_SMInit(struct us_data*); +extern int ENE_ReadSDReg(struct us_data*, u8*); +extern int ENE_SendScsiCmd(struct us_data*, BYTE, void*, int); +extern int ENE_LoadBinCode(struct us_data*, BYTE); +extern int ENE_Read_BYTE(struct us_data*, WORD index, void *buf); +extern int ENE_Read_Data(struct us_data*, void *buf, unsigned int length); +extern int ENE_Write_Data(struct us_data*, void *buf, unsigned int length); +extern void BuildSenseBuffer(struct scsi_cmnd *, int); + +// ENE scsi function +extern int SD_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb); +extern int MS_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb); +extern int SM_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb); + +// ENE MS function +extern int MS_CardInit(struct us_data *us); +extern void MS_LibFreeAllocatedArea(struct us_data *us); +extern void MS_LibFreeWriteBuf(struct us_data *us); +extern int MS_LibFreeLogicalMap(struct us_data *us); +extern int MS_LibForceSetLogicalPair(struct us_data *us, WORD logblk, WORD phyblk); +extern int MS_ReaderReadPage(struct us_data *us, DWORD PhyBlockAddr, BYTE PageNum, DWORD *PageBuf, MS_LibTypeExtdat *ExtraDat); +extern int MS_ReaderCopyBlock(struct us_data *us, WORD oldphy, WORD newphy, WORD PhyBlockAddr, BYTE PageNum, PBYTE buf, WORD len); +extern int MS_ReaderEraseBlock(struct us_data *us, DWORD PhyBlockAddr); +extern int MS_LibProcessBootBlock(struct us_data *us, WORD PhyBlock, BYTE *PageData); +extern int MS_LibAllocLogicalMap(struct us_data *us); +extern int MS_LibSetBootBlockMark(struct us_data *us, WORD phyblk); +extern int MS_LibSetLogicalBlockMark(struct us_data *us, WORD phyblk, WORD mark); +extern int MS_LibSetInitialErrorBlock(struct us_data *us, WORD phyblk); +extern int MS_LibScanLogicalBlockNumber(struct us_data *us, WORD phyblk); +extern int MS_LibAllocWriteBuf(struct us_data *us); +void MS_LibClearWriteBuf(struct us_data *us); +void MS_LibPhy2LogRange(WORD PhyBlock, WORD *LogStart, WORD *LogEnde); +extern int MS_LibReadExtra(struct us_data *us, DWORD PhyBlock, BYTE PageNum, MS_LibTypeExtdat *ExtraDat); +extern int MS_LibReadExtraBlock(struct us_data *us, DWORD PhyBlock, BYTE PageNum, BYTE blen, void *buf); +extern int MS_LibSetAcquiredErrorBlock(struct us_data *us, WORD phyblk); +extern int MS_LibErasePhyBlock(struct us_data *us, WORD phyblk); +extern int MS_LibErrorPhyBlock(struct us_data *us, WORD phyblk); +extern int MS_LibOverwriteExtra(struct us_data *us, DWORD PhyBlockAddr, BYTE PageNum, BYTE OverwriteFlag); +extern int MS_LibSetLogicalPair(struct us_data *us, WORD logblk, WORD phyblk); +extern int MS_LibCheckDisableBlock(struct us_data *us, WORD PhyBlock); +extern int MS_CountFreeBlock(struct us_data *us, WORD PhyBlock); +extern int MS_LibSearchBlockFromLogical(struct us_data *us, WORD logblk); +extern int MS_LibSearchBlockFromPhysical(struct us_data *us, WORD phyblk); + +// ENE SM function +extern int SM_FreeMem(void); + +#endif |
