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Diffstat (limited to 'include/asm-mips/sgiarcs.h')
| -rw-r--r-- | include/asm-mips/sgiarcs.h | 548 |
1 files changed, 0 insertions, 548 deletions
diff --git a/include/asm-mips/sgiarcs.h b/include/asm-mips/sgiarcs.h deleted file mode 100644 index 721327f..0000000 --- a/include/asm-mips/sgiarcs.h +++ /dev/null @@ -1,548 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * ARC firmware interface defines. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - * Copyright (C) 1999, 2001 Ralf Baechle (ralf@gnu.org) - * Copyright (C) 1999 Silicon Graphics, Inc. - */ -#ifndef _ASM_SGIARCS_H -#define _ASM_SGIARCS_H - -#include <asm/types.h> -#include <asm/fw/arc/types.h> - -/* Various ARCS error codes. */ -#define PROM_ESUCCESS 0x00 -#define PROM_E2BIG 0x01 -#define PROM_EACCESS 0x02 -#define PROM_EAGAIN 0x03 -#define PROM_EBADF 0x04 -#define PROM_EBUSY 0x05 -#define PROM_EFAULT 0x06 -#define PROM_EINVAL 0x07 -#define PROM_EIO 0x08 -#define PROM_EISDIR 0x09 -#define PROM_EMFILE 0x0a -#define PROM_EMLINK 0x0b -#define PROM_ENAMETOOLONG 0x0c -#define PROM_ENODEV 0x0d -#define PROM_ENOENT 0x0e -#define PROM_ENOEXEC 0x0f -#define PROM_ENOMEM 0x10 -#define PROM_ENOSPC 0x11 -#define PROM_ENOTDIR 0x12 -#define PROM_ENOTTY 0x13 -#define PROM_ENXIO 0x14 -#define PROM_EROFS 0x15 -/* SGI ARCS specific errno's. */ -#define PROM_EADDRNOTAVAIL 0x1f -#define PROM_ETIMEDOUT 0x20 -#define PROM_ECONNABORTED 0x21 -#define PROM_ENOCONNECT 0x22 - -/* Device classes, types, and identifiers for prom - * device inventory queries. - */ -enum linux_devclass { - system, processor, cache, adapter, controller, peripheral, memory -}; - -enum linux_devtypes { - /* Generic stuff. */ - Arc, Cpu, Fpu, - - /* Primary insn and data caches. */ - picache, pdcache, - - /* Secondary insn, data, and combined caches. */ - sicache, sdcache, sccache, - - memdev, eisa_adapter, tc_adapter, scsi_adapter, dti_adapter, - multifunc_adapter, dsk_controller, tp_controller, cdrom_controller, - worm_controller, serial_controller, net_controller, disp_controller, - parallel_controller, ptr_controller, kbd_controller, audio_controller, - misc_controller, disk_peripheral, flpy_peripheral, tp_peripheral, - modem_peripheral, monitor_peripheral, printer_peripheral, - ptr_peripheral, kbd_peripheral, term_peripheral, line_peripheral, - net_peripheral, misc_peripheral, anon -}; - -enum linux_identifier { - bogus, ronly, removable, consin, consout, input, output -}; - -/* A prom device tree component. */ -struct linux_component { - enum linux_devclass class; /* node class */ - enum linux_devtypes type; /* node type */ - enum linux_identifier iflags; /* node flags */ - USHORT vers; /* node version */ - USHORT rev; /* node revision */ - ULONG key; /* completely magic */ - ULONG amask; /* XXX affinity mask??? */ - ULONG cdsize; /* size of configuration data */ - ULONG ilen; /* length of string identifier */ - _PULONG iname; /* string identifier */ -}; -typedef struct linux_component pcomponent; - -struct linux_sysid { - char vend[8], prod[8]; -}; - -/* ARCS prom memory descriptors. */ -enum arcs_memtypes { - arcs_eblock, /* exception block */ - arcs_rvpage, /* ARCS romvec page */ - arcs_fcontig, /* Contiguous and free */ - arcs_free, /* Generic free memory */ - arcs_bmem, /* Borken memory, don't use */ - arcs_prog, /* A loaded program resides here */ - arcs_atmp, /* ARCS temporary storage area, wish Sparc OpenBoot told this */ - arcs_aperm, /* ARCS permanent storage... */ -}; - -/* ARC has slightly different types than ARCS */ -enum arc_memtypes { - arc_eblock, /* exception block */ - arc_rvpage, /* romvec page */ - arc_free, /* Generic free memory */ - arc_bmem, /* Borken memory, don't use */ - arc_prog, /* A loaded program resides here */ - arc_atmp, /* temporary storage area */ - arc_aperm, /* permanent storage */ - arc_fcontig, /* Contiguous and free */ -}; - -union linux_memtypes { - enum arcs_memtypes arcs; - enum arc_memtypes arc; -}; - -struct linux_mdesc { - union linux_memtypes type; - ULONG base; - ULONG pages; -}; - -/* Time of day descriptor. */ -struct linux_tinfo { - unsigned short yr; - unsigned short mnth; - unsigned short day; - unsigned short hr; - unsigned short min; - unsigned short sec; - unsigned short msec; -}; - -/* ARCS virtual dirents. */ -struct linux_vdirent { - ULONG namelen; - unsigned char attr; - char fname[32]; /* XXX imperical, should be a define */ -}; - -/* Other stuff for files. */ -enum linux_omode { - rdonly, wronly, rdwr, wronly_creat, rdwr_creat, - wronly_ssede, rdwr_ssede, dirent, dirent_creat -}; - -enum linux_seekmode { - absolute, relative -}; - -enum linux_mountops { - media_load, media_unload -}; - -/* This prom has a bolixed design. */ -struct linux_bigint { -#ifdef __MIPSEL__ - u32 lo; - s32 hi; -#else /* !(__MIPSEL__) */ - s32 hi; - u32 lo; -#endif -}; - -struct linux_finfo { - struct linux_bigint begin; - struct linux_bigint end; - struct linux_bigint cur; - enum linux_devtypes dtype; - unsigned long namelen; - unsigned char attr; - char name[32]; /* XXX imperical, should be define */ -}; - -/* This describes the vector containing function pointers to the ARC - firmware functions. */ -struct linux_romvec { - LONG load; /* Load an executable image. */ - LONG invoke; /* Invoke a standalong image. */ - LONG exec; /* Load and begin execution of a - standalone image. */ - LONG halt; /* Halt the machine. */ - LONG pdown; /* Power down the machine. */ - LONG restart; /* XXX soft reset??? */ - LONG reboot; /* Reboot the machine. */ - LONG imode; /* Enter PROM interactive mode. */ - LONG _unused1; /* Was ReturnFromMain(). */ - - /* PROM device tree interface. */ - LONG next_component; - LONG child_component; - LONG parent_component; - LONG component_data; - LONG child_add; - LONG comp_del; - LONG component_by_path; - - /* Misc. stuff. */ - LONG cfg_save; - LONG get_sysid; - - /* Probing for memory. */ - LONG get_mdesc; - LONG _unused2; /* was Signal() */ - - LONG get_tinfo; - LONG get_rtime; - - /* File type operations. */ - LONG get_vdirent; - LONG open; - LONG close; - LONG read; - LONG get_rstatus; - LONG write; - LONG seek; - LONG mount; - - /* Dealing with firmware environment variables. */ - LONG get_evar; - LONG set_evar; - - LONG get_finfo; - LONG set_finfo; - - /* Miscellaneous. */ - LONG cache_flush; - LONG TestUnicodeCharacter; /* ARC; not sure if ARCS too */ - LONG GetDisplayStatus; -}; - -/* The SGI ARCS parameter block is in a fixed location for standalone - * programs to access PROM facilities easily. - */ -typedef struct _SYSTEM_PARAMETER_BLOCK { - ULONG magic; /* magic cookie */ -#define PROMBLOCK_MAGIC 0x53435241 - - ULONG len; /* length of parm block */ - USHORT ver; /* ARCS firmware version */ - USHORT rev; /* ARCS firmware revision */ - _PLONG rs_block; /* Restart block. */ - _PLONG dbg_block; /* Debug block. */ - _PLONG gevect; /* XXX General vector??? */ - _PLONG utlbvect; /* XXX UTLB vector??? */ - ULONG rveclen; /* Size of romvec struct. */ - _PVOID romvec; /* Function interface. */ - ULONG pveclen; /* Length of private vector. */ - _PVOID pvector; /* Private vector. */ - ULONG adap_cnt; /* Adapter count. */ - ULONG adap_typ0; /* First adapter type. */ - ULONG adap_vcnt0; /* Adapter 0 vector count. */ - _PVOID adap_vector; /* Adapter 0 vector ptr. */ - ULONG adap_typ1; /* Second adapter type. */ - ULONG adap_vcnt1; /* Adapter 1 vector count. */ - _PVOID adap_vector1; /* Adapter 1 vector ptr. */ - /* More adapter vectors go here... */ -} SYSTEM_PARAMETER_BLOCK, *PSYSTEM_PARAMETER_BLOCK; - -#define PROMBLOCK ((PSYSTEM_PARAMETER_BLOCK) (int)0xA0001000) -#define ROMVECTOR ((struct linux_romvec *) (long)(PROMBLOCK)->romvec) - -/* Cache layout parameter block. */ -union linux_cache_key { - struct param { -#ifdef __MIPSEL__ - unsigned short size; - unsigned char lsize; - unsigned char bsize; -#else /* !(__MIPSEL__) */ - unsigned char bsize; - unsigned char lsize; - unsigned short size; -#endif - } info; - unsigned long allinfo; -}; - -/* Configuration data. */ -struct linux_cdata { - char *name; - int mlen; - enum linux_devtypes type; -}; - -/* Common SGI ARCS firmware file descriptors. */ -#define SGIPROM_STDIN 0 -#define SGIPROM_STDOUT 1 - -/* Common SGI ARCS firmware file types. */ -#define SGIPROM_ROFILE 0x01 /* read-only file */ -#define SGIPROM_HFILE 0x02 /* hidden file */ -#define SGIPROM_SFILE 0x04 /* System file */ -#define SGIPROM_AFILE 0x08 /* Archive file */ -#define SGIPROM_DFILE 0x10 /* Directory file */ -#define SGIPROM_DELFILE 0x20 /* Deleted file */ - -/* SGI ARCS boot record information. */ -struct sgi_partition { - unsigned char flag; -#define SGIPART_UNUSED 0x00 -#define SGIPART_ACTIVE 0x80 - - unsigned char shead, ssect, scyl; /* unused */ - unsigned char systype; /* OS type, Irix or NT */ - unsigned char ehead, esect, ecyl; /* unused */ - unsigned char rsect0, rsect1, rsect2, rsect3; - unsigned char tsect0, tsect1, tsect2, tsect3; -}; - -#define SGIBBLOCK_MAGIC 0xaa55 -#define SGIBBLOCK_MAXPART 0x0004 - -struct sgi_bootblock { - unsigned char _unused[446]; - struct sgi_partition partitions[SGIBBLOCK_MAXPART]; - unsigned short magic; -}; - -/* BIOS parameter block. */ -struct sgi_bparm_block { - unsigned short bytes_sect; /* bytes per sector */ - unsigned char sect_clust; /* sectors per cluster */ - unsigned short sect_resv; /* reserved sectors */ - unsigned char nfats; /* # of allocation tables */ - unsigned short nroot_dirents; /* # of root directory entries */ - unsigned short sect_volume; /* sectors in volume */ - unsigned char media_type; /* media descriptor */ - unsigned short sect_fat; /* sectors per allocation table */ - unsigned short sect_track; /* sectors per track */ - unsigned short nheads; /* # of heads */ - unsigned short nhsects; /* # of hidden sectors */ -}; - -struct sgi_bsector { - unsigned char jmpinfo[3]; - unsigned char manuf_name[8]; - struct sgi_bparm_block info; -}; - -/* Debugging block used with SGI symmon symbolic debugger. */ -#define SMB_DEBUG_MAGIC 0xfeeddead -struct linux_smonblock { - unsigned long magic; - void (*handler)(void); /* Breakpoint routine. */ - unsigned long dtable_base; /* Base addr of dbg table. */ - int (*printf)(const char *fmt, ...); - unsigned long btable_base; /* Breakpoint table. */ - unsigned long mpflushreqs; /* SMP cache flush request list. */ - unsigned long ntab; /* Name table. */ - unsigned long stab; /* Symbol table. */ - int smax; /* Max # of symbols. */ -}; - -/* - * Macros for calling a 32-bit ARC implementation from 64-bit code - */ - -#if defined(CONFIG_64BIT) && defined(CONFIG_ARC32) - -#define __arc_clobbers \ - "$2", "$3" /* ... */, "$8", "$9", "$10", "$11", \ - "$12", "$13", "$14", "$15", "$16", "$24", "$25", "$31" - -#define ARC_CALL0(dest) \ -({ long __res; \ - long __vec = (long) romvec->dest; \ - __asm__ __volatile__( \ - "dsubu\t$29, 32\n\t" \ - "jalr\t%1\n\t" \ - "daddu\t$29, 32\n\t" \ - "move\t%0, $2" \ - : "=r" (__res), "=r" (__vec) \ - : "1" (__vec) \ - : __arc_clobbers, "$4", "$5", "$6", "$7"); \ - (unsigned long) __res; \ -}) - -#define ARC_CALL1(dest, a1) \ -({ long __res; \ - register signed int __a1 __asm__("$4") = (int) (long) (a1); \ - long __vec = (long) romvec->dest; \ - __asm__ __volatile__( \ - "dsubu\t$29, 32\n\t" \ - "jalr\t%1\n\t" \ - "daddu\t$29, 32\n\t" \ - "move\t%0, $2" \ - : "=r" (__res), "=r" (__vec) \ - : "1" (__vec), "r" (__a1) \ - : __arc_clobbers, "$5", "$6", "$7"); \ - (unsigned long) __res; \ -}) - -#define ARC_CALL2(dest, a1, a2) \ -({ long __res; \ - register signed int __a1 __asm__("$4") = (int) (long) (a1); \ - register signed int __a2 __asm__("$5") = (int) (long) (a2); \ - long __vec = (long) romvec->dest; \ - __asm__ __volatile__( \ - "dsubu\t$29, 32\n\t" \ - "jalr\t%1\n\t" \ - "daddu\t$29, 32\n\t" \ - "move\t%0, $2" \ - : "=r" (__res), "=r" (__vec) \ - : "1" (__vec), "r" (__a1), "r" (__a2) \ - : __arc_clobbers, "$6", "$7"); \ - __res; \ -}) - -#define ARC_CALL3(dest, a1, a2, a3) \ -({ long __res; \ - register signed int __a1 __asm__("$4") = (int) (long) (a1); \ - register signed int __a2 __asm__("$5") = (int) (long) (a2); \ - register signed int __a3 __asm__("$6") = (int) (long) (a3); \ - long __vec = (long) romvec->dest; \ - __asm__ __volatile__( \ - "dsubu\t$29, 32\n\t" \ - "jalr\t%1\n\t" \ - "daddu\t$29, 32\n\t" \ - "move\t%0, $2" \ - : "=r" (__res), "=r" (__vec) \ - : "1" (__vec), "r" (__a1), "r" (__a2), "r" (__a3) \ - : __arc_clobbers, "$7"); \ - __res; \ -}) - -#define ARC_CALL4(dest, a1, a2, a3, a4) \ -({ long __res; \ - register signed int __a1 __asm__("$4") = (int) (long) (a1); \ - register signed int __a2 __asm__("$5") = (int) (long) (a2); \ - register signed int __a3 __asm__("$6") = (int) (long) (a3); \ - register signed int __a4 __asm__("$7") = (int) (long) (a4); \ - long __vec = (long) romvec->dest; \ - __asm__ __volatile__( \ - "dsubu\t$29, 32\n\t" \ - "jalr\t%1\n\t" \ - "daddu\t$29, 32\n\t" \ - "move\t%0, $2" \ - : "=r" (__res), "=r" (__vec) \ - : "1" (__vec), "r" (__a1), "r" (__a2), "r" (__a3), \ - "r" (__a4) \ - : __arc_clobbers); \ - __res; \ -}) - -#define ARC_CALL5(dest, a1, a2, a3, a4, a5) \ -({ long __res; \ - register signed int __a1 __asm__("$4") = (int) (long) (a1); \ - register signed int __a2 __asm__("$5") = (int) (long) (a2); \ - register signed int __a3 __asm__("$6") = (int) (long) (a3); \ - register signed int __a4 __asm__("$7") = (int) (long) (a4); \ - register signed int __a5 = (int) (long) (a5); \ - long __vec = (long) romvec->dest; \ - __asm__ __volatile__( \ - "dsubu\t$29, 32\n\t" \ - "sw\t%7, 16($29)\n\t" \ - "jalr\t%1\n\t" \ - "daddu\t$29, 32\n\t" \ - "move\t%0, $2" \ - : "=r" (__res), "=r" (__vec) \ - : "1" (__vec), \ - "r" (__a1), "r" (__a2), "r" (__a3), "r" (__a4), \ - "r" (__a5) \ - : __arc_clobbers); \ - __res; \ -}) - -#endif /* defined(CONFIG_64BIT) && defined(CONFIG_ARC32) */ - -#if (defined(CONFIG_32BIT) && defined(CONFIG_ARC32)) || \ - (defined(CONFIG_64BIT) && defined(CONFIG_ARC64)) - -#define ARC_CALL0(dest) \ -({ long __res; \ - long (*__vec)(void) = (void *) romvec->dest; \ - \ - __res = __vec(); \ - __res; \ -}) - -#define ARC_CALL1(dest, a1) \ -({ long __res; \ - long __a1 = (long) (a1); \ - long (*__vec)(long) = (void *) romvec->dest; \ - \ - __res = __vec(__a1); \ - __res; \ -}) - -#define ARC_CALL2(dest, a1, a2) \ -({ long __res; \ - long __a1 = (long) (a1); \ - long __a2 = (long) (a2); \ - long (*__vec)(long, long) = (void *) romvec->dest; \ - \ - __res = __vec(__a1, __a2); \ - __res; \ -}) - -#define ARC_CALL3(dest, a1, a2, a3) \ -({ long __res; \ - long __a1 = (long) (a1); \ - long __a2 = (long) (a2); \ - long __a3 = (long) (a3); \ - long (*__vec)(long, long, long) = (void *) romvec->dest; \ - \ - __res = __vec(__a1, __a2, __a3); \ - __res; \ -}) - -#define ARC_CALL4(dest, a1, a2, a3, a4) \ -({ long __res; \ - long __a1 = (long) (a1); \ - long __a2 = (long) (a2); \ - long __a3 = (long) (a3); \ - long __a4 = (long) (a4); \ - long (*__vec)(long, long, long, long) = (void *) romvec->dest; \ - \ - __res = __vec(__a1, __a2, __a3, __a4); \ - __res; \ -}) - -#define ARC_CALL5(dest, a1, a2, a3, a4, a5) \ -({ long __res; \ - long __a1 = (long) (a1); \ - long __a2 = (long) (a2); \ - long __a3 = (long) (a3); \ - long __a4 = (long) (a4); \ - long __a5 = (long) (a5); \ - long (*__vec)(long, long, long, long, long); \ - __vec = (void *) romvec->dest; \ - \ - __res = __vec(__a1, __a2, __a3, __a4, __a5); \ - __res; \ -}) -#endif /* both kernel and ARC either 32-bit or 64-bit */ - -#endif /* _ASM_SGIARCS_H */ |
