/* $OpenBSD: prom.h,v 1.10 2002/04/27 23:21:05 miod Exp $ */ /* * Copyright (c) 1995 Theo de Raadt * All rights reserved. * * 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 under OpenBSD by * Theo de Raadt for Willowglen Singapore. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ #ifndef _MACHINE_PROM_H_ #define _MACHINE_PROM_H_ #define MVMEPROM_INCHR 0x00 #define MVMEPROM_INSTAT 0x01 #define MVMEPROM_INLN 0x02 #define MVMEPROM_READSTR 0x03 #define MVMEPROM_READLN 0x04 #define MVMEPROM_OUTCHR 0x20 #define MVMEPROM_OUTSTR 0x21 #define MVMEPROM_DSKRD 0x10 #define MVMEPROM_DSKWR 0x11 #define MVMEPROM_DSKCFIG 0x12 #define MVMEPROM_DSKFMT 0x14 #define MVMEPROM_DSKCTRL 0x15 #define MVMEPROM_NETCTRL 0x1d #define MVMEPROM_OUTSTRCRLF 0x22 #define MVMEPROM_WRITE 0x23 #define MVMEPROM_WRITELN 0x24 #define MVMEPROM_DELAY 0x43 #define MVMEPROM_RTC_RD 0x53 #define MVMEPROM_EXIT 0x63 #define MVMEPROM_GETBRDID 0x70 #define MVMEPROM_ENVIRON 0x71 #define NETCTRLCMD_GETETHER 1 #define ENVIRONCMD_WRITE 1 #define ENVIRONCMD_READ 2 #define ENVIRONTYPE_EOL 0 #define ENVIRONTYPE_START 1 #define ENVIRONTYPE_DISKBOOT 2 #define ENVIRONTYPE_ROMBOOT 3 #define ENVIRONTYPE_NETBOOT 4 #define ENVIRONTYPE_MEMSIZE 5 #ifndef _LOCORE struct prom_netctrl { u_char dev; u_char ctrl; u_short status; u_long cmd; u_long addr; u_long len; u_long flags; }; struct prom_environ_hdr { u_char type; u_char len; }; struct mvmeprom_brdid { u_long eye_catcher; u_char rev; u_char month; u_char day; u_char year; u_short size; u_short rsv1; u_short model; u_short suffix; u_short options; u_char family; u_char cpu; u_short ctrlun; u_short devlun; u_short devtype; u_short devnum; u_long bug; /* * XXX: I have seen no documentation for these! * * The following (appears to) exist only on the MVME162 and * upwards. We should figure out what the other fields are. */ u_char xx1[16]; u_char xx2[4]; u_char longname[12]; u_char xx3[16]; u_char speed[4]; u_char xx4[12]; }; struct mvmeprom_time { u_char year_BCD; u_char month_BCD; u_char day_BCD; u_char wday_BCD; u_char hour_BCD; u_char min_BCD; u_char sec_BCD; u_char cal_BCD; }; struct mvmeprom_dskio { u_char ctrl_lun; u_char dev_lun; u_short status; void *pbuffer; u_long blk_num; u_short blk_cnt; u_char flag; #define BUG_FILE_MARK 0x80 #define IGNORE_FILENUM 0x02 #define END_OF_FILE 0x01 u_char addr_mod; }; #define MVMEPROM_BLOCK_SIZE 256 struct mvmeprom_args { u_int dev_lun; u_int ctrl_lun; u_int flags; u_int ctrl_addr; u_int entry; u_int conf_blk; char *arg_start; char *arg_end; char *nbarg_start; char *nbarg_end; u_int cputyp; }; #endif #define MVMEPROM_CALL(x) \ __asm__ __volatile__ (__CONCAT("trap #15; .short ", __STRING(x)) ) #define MVMEPROM_NOARG() \ __asm__ __volatile__ ("clrl sp@-") #define MVMEPROM_ARG1(arg) \ __asm__ __volatile__ ("movel %0, sp@-"::"d" (arg)) #define MVMEPROM_ARG2(arg) \ __asm__ __volatile__ ("movel %0, sp@-"::"d" (arg)) #define MVMEPROM_GETRES(ret) \ __asm__ __volatile__ ("movel sp@+,%0": "=d" (ret):) #define MVMEPROM_RETURN(ret) \ MVMEPROM_GETRES(ret); \ return (ret); /* return a value (int) */ #define MVMEPROM_RETURN_BYTE(ret) \ MVMEPROM_GETRES(ret); \ return((ret >> 24) & 0xff); /* return a byte, ret must be int */ #define MVMEPROM_STATRET(ret) \ MVMEPROM_GETRES(ret); \ return (!(ret & 0x4)); /* return a 'status' */ #define MVMEPROM_REG_DEVLUN "d0" #define MVMEPROM_REG_CTRLLUN "d1" #define MVMEPROM_REG_FLAGS "d4" #define MVMEPROM_REG_CTRLADDR "a0" #define MVMEPROM_REG_ENTRY "a1" #define MVMEPROM_REG_CONFBLK "a2" #define MVMEPROM_REG_NBARGSTART "a3" #define MVMEPROM_REG_NBARGEND "a4" #define MVMEPROM_REG_ARGSTART "a5" #define MVMEPROM_REG_ARGEND "a6" #ifndef RB_NOSYM #define RB_NOSYM 0x4000 #endif #endif /* _MACHINE_PROM_H_ */