/* $NetBSD: dec_prom.h,v 1.5 1995/01/18 06:53:40 mellon Exp $ */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Ralph Campbell. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)dec_prom.h 8.1 (Berkeley) 6/10/93 * * machMon.h -- * * Structures, constants and defines for access to the pmax prom. * * Copyright (C) 1989 Digital Equipment Corporation. * Permission to use, copy, modify, and distribute this software and * its documentation for any purpose and without fee is hereby granted, * provided that the above copyright notice appears in all copies. * Digital Equipment Corporation makes no representations about the * suitability of this software for any purpose. It is provided "as is" * without express or implied warranty. * * from: Header: /sprite/src/kernel/mach/ds3100.md/RCS/machMon.h, * v 9.3 90/02/20 14:34:07 shirriff Exp SPRITE (Berkeley) */ #ifndef _DEC_PROM #define _DEC_PROM /* * This file was created based on information from the document * "TURBOchannel Firmware Specification" (EK-TCAAD-FS-003) * by Digital Equipment Corporation. */ #ifndef LOCORE #include #include /* * Programs loaded by the new PROMs pass the following arguments: * a0 argc * a1 argv * a2 DEC_PROM_MAGIC * a3 The callback vector defined below */ #define DEC_PROM_MAGIC 0x30464354 typedef struct { int pagesize; /* system page size */ u_char *bitmap; /* bit for each page indicating safe to use */ } memmap; typedef struct { int revision; /* hardware revision level */ int clk_period; /* clock period in nano seconds */ int slot_size; /* slot size in magabytes */ int io_timeout; /* I/O timeout in cycles int dma_range; /* DMA address range in megabytes */ int max_dma_burst; /* maximum DMA burst length */ int parity; /* true if system module supports T.C. parity */ int reserved[4]; } tcinfo; typedef int jmp_buf[12]; typedef void (*psig_t)(int); struct callback { void *(*_memcpy) __P((void *s1, void *s2, int n)); /* 00 */ void *(*_memset) __P((void *s1, int c, int n)); /* 04 */ char *(*_strcat) __P((char *s1, char *s2)); /* 08 */ int (*_strcmp) __P((char *s1, char *s2)); /* 0c */ char *(*_strcpy) __P((char *s1, char *s2)); /* 10 */ int (*_strlen) __P((char *s1)); /* 14 */ char *(*_strncat) __P((char *s1, char *s2, int n)); /* 18 */ char *(*_strncpy) __P((char *s1, char *s2, int n)); /* 1c */ int (*_strncmp) __P((char *s1, char *s2, int n)); /* 20 */ int (*_getchar) __P((void)); /* 24 */ char *(*_gets) __P((char *s)); /* 28 */ int (*_puts) __P((char *s)); /* 2c */ int (*_printf) __P((char *fmt, ...)); /* 30 */ int (*_sprintf) __P((char *s, char *fmt, ...)); /* 34 */ int (*_io_poll) __P((void)); /* 38 */ long (*_strtol) __P((char *s, char **endptr, int base)); /* 3c */ psig_t (*_signal) __P((int sig, psig_t func)); /* 40 */ int (*_raise) __P((int sig)); /* 44 */ long (*_time) __P((long *tod)); /* 48 */ int (*_setjmp) __P((jmp_buf env)); /* 4c */ void (*_longjmp) __P((jmp_buf env, int value)); /* 50 */ int (*_bootinit) __P((char *fname)); /* 54 */ int (*_bootread) __P((int b, void *buffer, int n)); /* 58 */ int (*_bootwrite) __P((int b, void *buffer, int n)); /* 5c */ int (*_setenv) __P((char *name, char *value)); /* 60 */ char *(*_getenv) __P((char *name)); /* 64 */ int (*_unsetenv) __P((char *name)); /* 68 */ u_long (*_slot_address) __P((int sn)); /* 6c */ void (*_wbflush) __P((void)); /* 70 */ void (*_msdelay) __P((int delay)); /* 74 */ void (*_leds) __P((int value)); /* 78 */ void (*_clear_cache) __P((void)); /* 7c */ int (*_getsysid) __P((void)); /* 80 */ int (*_getbitmap) __P((memmap *map)); /* 84 */ int (*_disableintr) __P((int sn)); /* 88 */ int (*_enableintr) __P((int sn)); /* 8c */ int (*_testintr) __P((int sn)); /* 90 */ void *_reserved_data; /* 94 */ int (*_console_init) __P((void)); /* 98 */ void (*_halt) __P((int *v, int cnt)); /* 9c */ void (*_showfault) __P((void)); /* a0 */ tcinfo *(*_gettcinfo) __P(()); /* a4 */ int (*_execute_cmd) __P((char *cmd)); /* a8 */ void (*_rex) __P((char cmd)); /* ac */ /* b0 to d4 reserved */ }; extern const struct callback *callv; extern const struct callback callvec; #ifndef KERNEL #define memcpy (*callv -> _memcpy) #define memset (*callv -> _memset) #define strcat (*callv -> _strcat) #define strcmp (*callv -> _strcmp) #define strcpy (*callv -> _strcpy) #define strlen (*callv -> _strlen) #define strncat (*callv -> _strncat) #define strncpy (*callv -> _strncpy) #define strncmp (*callv -> _strncmp) #define getchar (*callv -> _getchar) #define gets (*callv -> _gets) #define puts (*callv -> _puts) #define printf (*callv -> _printf) #define sprintf (*callv -> _sprintf) #define io_poll (*callv -> _io_poll) #define strtol (*callv -> _strtol) #define raise (*callv -> _raise) #define time (*callv -> _time) #define setjmp (*callv -> _setjmp) #define longjmp (*callv -> _longjmp) #define bootinit (*callv -> _bootinit) #define bootread (*callv -> _bootread) #define bootwrite (*callv -> _bootwrite) #define setenv (*callv -> _setenv) #define getenv (*callv -> _getenv) #define unsetenv (*callv -> _unsetenv) #define wbflush (*callv -> _wbflush) #define msdelay (*callv -> _msdelay) #define leds (*callv -> _leds) #define clear_cache (*callv -> _clear_cache) #define getsysid (*callv -> _getsysid) #define getbitmap (*callv -> _getbitmap) #define disableintr (*callv -> _disableintr) #define enableintr (*callv -> _enableintr) #define testintr (*callv -> _testintr) #define console_init (*callv -> _console_init) #define halt (*callv -> _halt) #define showfault (*callv -> _showfault) #define gettcinfo (*callv -> _gettcinfo) #define execute_cmd (*callv -> _execute_cmd) #define rex (*callv -> _rex) #endif /* * The prom routines use the following structure to hold strings. */ typedef struct { char *argPtr[16]; /* Pointers to the strings. */ char strings[256]; /* Buffer for the strings. */ char *end; /* Pointer to end of used buf. */ int num; /* Number of strings used. */ } MachStringTable; #endif /* LOCORE */ /* * The prom has a jump table at the beginning of it to get to its * functions. */ #define DEC_PROM_JUMP_TABLE_ADDR 0xBFC00000 /* * Each entry in the jump table is 8 bytes - 4 for the jump and 4 for a nop. */ #define DEC_PROM_FUNC_ADDR(funcNum) (DEC_PROM_JUMP_TABLE_ADDR+((funcNum)*8)) /* * The functions: * * DEC_PROM_RESET Run diags, check bootmode, reinit. * DEC_PROM_EXEC Load new program image. * DEC_PROM_RESTART Re-enter monitor command loop. * DEC_PROM_REINIT Re-init monitor, then cmd loop. * DEC_PROM_REBOOT Check bootmode, no config. * DEC_PROM_AUTOBOOT Autoboot the system. * * The following routines access PROM saio routines and may be used by * standalone programs that would like to use PROM I/O: * * DEC_PROM_OPEN Open a file. * DEC_PROM_READ Read from a file. * DEC_PROM_WRITE Write to a file. * DEC_PROM_IOCTL Iocontrol on a file. * DEC_PROM_CLOSE Close a file. * DEC_PROM_LSEEK Seek on a file. * DEC_PROM_GETCHAR Get character from console. * DEC_PROM_PUTCHAR Put character on console. * DEC_PROM_SHOWCHAR Show a char visibly. * DEC_PROM_GETS gets with editing. * DEC_PROM_PUTS Put string to console. * DEC_PROM_PRINTF Kernel style printf to console. * * The following are other prom routines: * DEC_PROM_FLUSHCACHE Flush entire cache (). * DEC_PROM_CLEARCACHE Clear I & D cache in range (addr, len). * DEC_PROM_SAVEREGS Save registers in a buffer. * DEC_PROM_LOADREGS Get register back from buffer. * DEC_PROM_JUMPS8 Jump to address in s8. * DEC_PROM_GETENV2 Gets a string from system environment. * DEC_PROM_SETENV2 Sets a string in system environment. * DEC_PROM_ATONUM Converts ascii string to number. * DEC_PROM_STRCMP Compares strings (strcmp). * DEC_PROM_STRLEN Length of string (strlen). * DEC_PROM_STRCPY Copies string (strcpy). * DEC_PROM_STRCAT Appends string (strcat). * DEC_PROM_GETCMD Gets a command. * DEC_PROM_GETNUMS Gets numbers. * DEC_PROM_ARGPARSE Parses string to argc,argv. * DEC_PROM_HELP Help on prom commands. * DEC_PROM_DUMP Dumps memory. * DEC_PROM_SETENV Sets a string in system environment. * DEC_PROM_UNSETENV Unsets a string in system environment * DEC_PROM_PRINTENV Prints system environment * DEC_PROM_JUMP2S8 Jumps to s8 * DEC_PROM_ENABLE Performs prom enable command. * DEC_PROM_DISABLE Performs prom disable command. * DEC_PROM_ZEROB Zeros a system buffer. */ #define DEC_PROM_RESET DEC_PROM_FUNC_ADDR(0) #define DEC_PROM_EXEC DEC_PROM_FUNC_ADDR(1) #define DEC_PROM_RESTART DEC_PROM_FUNC_ADDR(2) #define DEC_PROM_REINIT DEC_PROM_FUNC_ADDR(3) #define DEC_PROM_REBOOT DEC_PROM_FUNC_ADDR(4) #define DEC_PROM_AUTOBOOT DEC_PROM_FUNC_ADDR(5) #define DEC_PROM_OPEN DEC_PROM_FUNC_ADDR(6) #define DEC_PROM_READ DEC_PROM_FUNC_ADDR(7) #define DEC_PROM_WRITE DEC_PROM_FUNC_ADDR(8) #define DEC_PROM_IOCTL DEC_PROM_FUNC_ADDR(9) #define DEC_PROM_CLOSE DEC_PROM_FUNC_ADDR(10) #define DEC_PROM_LSEEK DEC_PROM_FUNC_ADDR(11) #define DEC_PROM_GETCHAR DEC_PROM_FUNC_ADDR(12) #define DEC_PROM_PUTCHAR DEC_PROM_FUNC_ADDR(13) #define DEC_PROM_SHOWCHAR DEC_PROM_FUNC_ADDR(14) #define DEC_PROM_GETS DEC_PROM_FUNC_ADDR(15) #define DEC_PROM_PUTS DEC_PROM_FUNC_ADDR(16) #define DEC_PROM_PRINTF DEC_PROM_FUNC_ADDR(17) #define DEC_PROM_FLUSHCACHE DEC_PROM_FUNC_ADDR(28) #define DEC_PROM_CLEARCACHE DEC_PROM_FUNC_ADDR(29) #define DEC_PROM_SAVEREGS DEC_PROM_FUNC_ADDR(30) #define DEC_PROM_LOADREGS DEC_PROM_FUNC_ADDR(31) #define DEC_PROM_JUMPS8 DEC_PROM_FUNC_ADDR(32) #define DEC_PROM_GETENV2 DEC_PROM_FUNC_ADDR(33) #define DEC_PROM_SETENV2 DEC_PROM_FUNC_ADDR(34) #define DEC_PROM_ATONUM DEC_PROM_FUNC_ADDR(35) #define DEC_PROM_STRCMP DEC_PROM_FUNC_ADDR(36) #define DEC_PROM_STRLEN DEC_PROM_FUNC_ADDR(37) #define DEC_PROM_STRCPY DEC_PROM_FUNC_ADDR(38) #define DEC_PROM_STRCAT DEC_PROM_FUNC_ADDR(39) #define DEC_PROM_GETCMD DEC_PROM_FUNC_ADDR(40) #define DEC_PROM_GETNUMS DEC_PROM_FUNC_ADDR(41) #define DEC_PROM_ARGPARSE DEC_PROM_FUNC_ADDR(42) #define DEC_PROM_HELP DEC_PROM_FUNC_ADDR(43) #define DEC_PROM_DUMP DEC_PROM_FUNC_ADDR(44) #define DEC_PROM_SETENV DEC_PROM_FUNC_ADDR(45) #define DEC_PROM_UNSETENV DEC_PROM_FUNC_ADDR(46) #define DEC_PROM_PRINTENV DEC_PROM_FUNC_ADDR(47) #define DEC_PROM_JUMP2S8 DEC_PROM_FUNC_ADDR(48) #define DEC_PROM_ENABLE DEC_PROM_FUNC_ADDR(49) #define DEC_PROM_DISABLE DEC_PROM_FUNC_ADDR(50) #define DEC_PROM_ZEROB DEC_PROM_FUNC_ADDR(51) /* * The nonvolatile ram has a flag to indicate it is usable. */ #define MACH_USE_NON_VOLATILE ((char *)0xbd0000c0) #define MACH_NON_VOLATILE_FLAG 0x02 #endif /* _DEC_PROM */