import Theo's prom.h from OpenBSD. includes my recent changes.
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chuck
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187
sys/arch/mvme68k/include/prom.h
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187
sys/arch/mvme68k/include/prom.h
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/* $OpenBSD$ */
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/*
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* Copyright (c) 1995 Theo de Raadt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed under OpenBSD by
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* Theo de Raadt for Willowglen Singapore.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define MVMEPROM_INCHR 0x00
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#define MVMEPROM_INSTAT 0x01
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#define MVMEPROM_INLN 0x02
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#define MVMEPROM_READSTR 0x03
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#define MVMEPROM_READLN 0x04
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#define MVMEPROM_OUTCHR 0x20
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#define MVMEPROM_OUTSTR 0x21
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#define MVMEPROM_DSKRD 0x10
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#define MVMEPROM_DSKWR 0x11
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#define MVMEPROM_DSKCFIG 0x12
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#define MVMEPROM_DSKFMT 0x14
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#define MVMEPROM_DSKCTRL 0x15
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#define MVMEPROM_NETCTRL 0x1d
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#define MVMEPROM_OUTSTRCRLF 0x22
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#define MVMEPROM_WRITE 0x23
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#define MVMEPROM_WRITELN 0x24
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#define MVMEPROM_DELAY 0x43
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#define MVMEPROM_RTC_RD 0x53
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#define MVMEPROM_EXIT 0x63
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#define MVMEPROM_GETBRDID 0x70
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#define MVMEPROM_ENVIRON 0x71
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#define NETCTRLCMD_GETETHER 1
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#define ENVIRONCMD_WRITE 1
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#define ENVIRONCMD_READ 2
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#define ENVIRONTYPE_EOL 0
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#define ENVIRONTYPE_START 1
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#define ENVIRONTYPE_DISKBOOT 2
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#define ENVIRONTYPE_ROMBOOT 3
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#define ENVIRONTYPE_NETBOOT 4
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#define ENVIRONTYPE_MEMSIZE 5
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#ifndef _LOCORE
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struct prom_netctrl {
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u_char dev;
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u_char ctrl;
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u_short status;
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u_long cmd;
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u_long addr;
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u_long len;
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u_long flags;
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};
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struct prom_environ_hdr {
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u_char type;
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u_char len;
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};
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struct mvmeprom_brdid {
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u_long eye_catcher;
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u_char rev;
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u_char month;
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u_char day;
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u_char year;
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u_short size;
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u_short rsv1;
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u_short model;
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u_short suffix;
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u_short options;
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u_char family;
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u_char cpu;
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u_short ctrlun;
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u_short devlun;
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u_short devtype;
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u_short devnum;
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u_long bug;
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/*
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* XXX: I have seen no documentation for these!
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*
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* The following (appears to) exist only on the MVME162 and
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* upwards. We should figure out what the other fields are.
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*/
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u_char xx1[16];
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u_char xx2[4];
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u_char longname[12];
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u_char xx3[16];
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u_char speed[4];
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u_char xx4[12];
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};
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struct mvmeprom_time {
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u_char year_BCD;
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u_char month_BCD;
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u_char day_BCD;
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u_char wday_BCD;
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u_char hour_BCD;
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u_char min_BCD;
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u_char sec_BCD;
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u_char cal_BCD;
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};
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struct mvmeprom_dskio {
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u_char ctrl_lun;
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u_char dev_lun;
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u_short status;
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void *pbuffer;
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u_long blk_num;
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u_short blk_cnt;
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u_char flag;
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#define BUG_FILE_MARK 0x80
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#define IGNORE_FILENUM 0x02
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#define END_OF_FILE 0x01
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u_char addr_mod;
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};
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#define MVMEPROM_BLOCK_SIZE 256
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struct mvmeprom_args {
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u_int dev_lun;
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u_int ctrl_lun;
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u_int flags;
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u_int ctrl_addr;
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u_int entry;
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u_int conf_blk;
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char *arg_start;
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char *arg_end;
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char *nbarg_start;
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char *nbarg_end;
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u_int cputyp;
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};
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#endif
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#define MVMEPROM_CALL(x) \
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asm volatile (__CONCAT("trap #15; .short ", __STRING(x)) )
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#define MVMEPROM_NOARG() \
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asm volatile ("clrl sp@-")
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#define MVMEPROM_ARG1(arg) \
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asm volatile ("movel %0, sp@-"::"d" (arg))
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#define MVMEPROM_ARG2(arg) \
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asm volatile ("movel %0, sp@-"::"d" (arg))
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#define MVMEPROM_GETRES(ret) \
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asm volatile ("movel sp@+,%0": "=d" (ret):)
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#define MVMEPROM_RETURN(ret) \
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MVMEPROM_GETRES(ret); \
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return (ret); /* return a value (int) */
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#define MVMEPROM_RETURN_BYTE(ret) \
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MVMEPROM_GETRES(ret); \
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return((ret >> 24) & 0xff); /* return a byte, ret must be int */
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#define MVMEPROM_STATRET(ret) \
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MVMEPROM_GETRES(ret); \
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return (!(ret & 0x4)); /* return a 'status' */
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#define MVMEPROM_REG_DEVLUN "d0"
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#define MVMEPROM_REG_CTRLLUN "d1"
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#define MVMEPROM_REG_FLAGS "d4"
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#define MVMEPROM_REG_CTRLADDR "a0"
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#define MVMEPROM_REG_ENTRY "a1"
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#define MVMEPROM_REG_CONFBLK "a2"
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#define MVMEPROM_REG_NBARGSTART "a3"
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#define MVMEPROM_REG_NBARGEND "a4"
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#define MVMEPROM_REG_ARGSTART "a5"
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#define MVMEPROM_REG_ARGEND "a6"
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