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NetBSD/sys/arch/pmax/stand/dec_prom.h

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/* $NetBSD: dec_prom.h,v 1.6 1995/03/28 18:19:41 jtc 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 <sys/types.h>
#include <sys/cdefs.h>
/*
* 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 */
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