Added support for setting boothowto from boot loader flags.
print out string of `.' when powering down to work around ununderstood behavior of rtc chip.
This commit is contained in:
dbj
parent
f0b3caaceb
commit
21ab415ee6
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@ -1,4 +1,4 @@
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/* $NetBSD: machdep.c,v 1.11 1999/01/09 22:10:19 thorpej Exp $ */
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/* $NetBSD: machdep.c,v 1.12 1999/01/31 07:02:33 dbj Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -102,6 +102,7 @@
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#include <machine/kcore.h> /* XXX should be pulled in by sys/kcore.h */
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#include <next68k/next68k/seglist.h>
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#include <next68k/next68k/nextrom.h>
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#define MAXMEM 64*1024*CLSIZE /* XXX - from cmap.h */
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@ -220,14 +221,27 @@ next68k_init()
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#endif
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}
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#if 1
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/* @@@ Since the boot rom doesn't know how to pass in
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* these parameters yet, I manually set them here while debugging
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* the scsi driver.
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* Darrin B. Jewell <dbj@netbsd.org> Sun Jul 19 06:14:52 1998
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*/
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boothowto = RB_KDB | RB_ASKNAME;
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#endif
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{
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char *p = rom_boot_arg;
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boothowto = 0;
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if (*p++ == '-') {
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for (;*p;p++) {
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switch(*p) {
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case 'a':
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boothowto |= RB_ASKNAME;
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break;
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case 's':
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boothowto |= RB_SINGLE;
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break;
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case 'd':
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boothowto |= RB_KDB;
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break;
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default:
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break;
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}
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}
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}
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}
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/* Initialize the interrupt handlers. */
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isrinit();
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@ -261,26 +275,20 @@ consinit()
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if (!init) {
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/* @@@ I used to call cninit() before ddb_init(),
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* but then I had to debug something in the console
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* initiailization. I still don't know if this is
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* okay, but it looks like it will work.
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*/
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cninit();
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#ifdef DDB
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/*
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* Initialize kernel debugger, if compiled in.
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*/
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{
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extern int end;
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extern int *esym;
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{
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extern int end;
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extern int *esym;
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ddb_init(*(int *)&end, ((int *)&end) + 1, esym);
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}
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ddb_init(*(int *)&end, ((int *)&end) + 1, esym);
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}
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#endif
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cninit();
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#ifdef DDB
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if (boothowto & RB_KDB) {
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Debugger();
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@ -800,18 +808,23 @@ cpu_reboot(howto, bootstr)
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}
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#endif
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if (howto & RB_POWERDOWN) {
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poweroff();
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}
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/* Finally, halt/reboot the system. */
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if (howto & RB_HALT) {
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printf("System halted. Hit any key to reboot.\n\n");
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(void)cngetc();
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}
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#if 0
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printf("rebooting...\n");
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DELAY(1000000);
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doboot();
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#else
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printf("Don't know how to reboot, powering off instead\n");
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poweroff();
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printf("Don't know how to reboot, powering off instead\n");
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poweroff();
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#endif
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/*NOTREACHED*/
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@ -1,4 +1,4 @@
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/* $NetBSD: nextrom.c,v 1.7 1998/08/28 22:56:08 dbj Exp $ */
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/* $NetBSD: nextrom.c,v 1.8 1999/01/31 07:02:34 dbj Exp $ */
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/*
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* Copyright (c) 1998 Darrin B. Jewell
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* All rights reserved.
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@ -96,6 +96,11 @@ static char romprint_hextable[] = "0123456789abcdef@";
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#endif
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u_char rom_enetaddr[6];
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u_char rom_boot_dev[20];
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u_char rom_boot_arg[20];
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u_char rom_boot_info[20];
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u_char rom_boot_file[20];
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u_char rom_bootfile[MG_boot_how-MG_bootfile];
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void
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next68k_bootargs(args)
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@ -203,7 +208,6 @@ next68k_bootargs(args)
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}
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}
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#if 1
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{
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int i;
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ROM_PUTS("Memory segments found:\r\n");
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@ -221,12 +225,10 @@ next68k_bootargs(args)
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ROM_PUTS("\r\n");
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}
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}
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#endif
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/* Read the ethernet address from rom, this should be done later
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* in device driver somehow.
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*/
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#if 1
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{
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int i;
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ROM_PUTS("Ethernet address: ");
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@ -237,30 +239,39 @@ next68k_bootargs(args)
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}
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ROM_PUTS("\r\n");
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}
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#else
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{
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ROM_PUTS("Ethernet address: ");
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RELOC(rom_enetaddr[0], u_char) = MONRELOC(u_char *, MG_clientetheraddr)[0];
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ROM_PUTX(RELOC(rom_enetaddr[0],u_char));
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ROM_PUTS(":");
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RELOC(rom_enetaddr[1], u_char) = MONRELOC(u_char *, MG_clientetheraddr)[1];
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ROM_PUTX(RELOC(rom_enetaddr[1],u_char));
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ROM_PUTS(":");
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RELOC(rom_enetaddr[2], u_char) = MONRELOC(u_char *, MG_clientetheraddr)[2];
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ROM_PUTX(RELOC(rom_enetaddr[2],u_char));
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ROM_PUTS(":");
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RELOC(rom_enetaddr[3], u_char) = MONRELOC(u_char *, MG_clientetheraddr)[3];
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ROM_PUTX(RELOC(rom_enetaddr[3],u_char));
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ROM_PUTS(":");
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RELOC(rom_enetaddr[4], u_char) = MONRELOC(u_char *, MG_clientetheraddr)[4];
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ROM_PUTX(RELOC(rom_enetaddr[4],u_char));
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ROM_PUTS(":");
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RELOC(rom_enetaddr[5], u_char) = MONRELOC(u_char *, MG_clientetheraddr)[5];
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ROM_PUTX(RELOC(rom_enetaddr[5],u_char));
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ROM_PUTS("\r\n");
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}
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#endif
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/* Read the boot args
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*/
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{
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int i;
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for(i=0;i<sizeof(rom_bootfile);i++) {
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RELOC(rom_bootfile[i], u_char) = MONRELOC(u_char, MG_bootfile+i);
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}
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for(i=0;i<sizeof(rom_boot_dev);i++) {
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RELOC(rom_boot_dev[i], u_char) = MONRELOC(u_char *, MG_boot_dev)[i];
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if (MONRELOC(u_char *, MG_boot_dev)[i] == '\0') break;
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}
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RELOC(rom_boot_dev[sizeof(rom_boot_dev)-1], u_char) = 0;
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for(i=0;i<sizeof(rom_boot_arg);i++) {
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RELOC(rom_boot_arg[i], u_char) = MONRELOC(u_char *, MG_boot_arg)[i];
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if (MONRELOC(u_char *, MG_boot_arg)[i] == '\0') break;
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}
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RELOC(rom_boot_arg[sizeof(rom_boot_arg)-1], u_char) = 0;
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for(i=0;i<sizeof(rom_boot_info);i++) {
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RELOC(rom_boot_info[i], u_char) = MONRELOC(u_char *, MG_boot_info)[i];
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if (MONRELOC(u_char *, MG_boot_info)[i] == '\0') break;
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}
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RELOC(rom_boot_info[sizeof(rom_boot_info)-1], u_char) = 0;
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for(i=0;i<sizeof(rom_boot_file);i++) {
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RELOC(rom_boot_file[i], u_char) = MONRELOC(u_char *, MG_boot_file)[i];
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if (MONRELOC(u_char *, MG_boot_file)[i] == '\0') break;
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}
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RELOC(rom_boot_file[sizeof(rom_boot_file)-1], u_char) = 0;
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}
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ROM_PUTS("Check serial port A for console.\r\n");
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}
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@ -1,4 +1,4 @@
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/* $NetBSD: nextrom.h,v 1.3 1998/11/10 22:45:45 dbj Exp $ */
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/* $NetBSD: nextrom.h,v 1.4 1999/01/31 07:02:34 dbj Exp $ */
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/*
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* Copyright (c) 1998 Darrin B. Jewell
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* All rights reserved.
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@ -239,5 +239,11 @@ caddr_t mon_alloc();
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#define NeXT_TURBO_COLOR 5 /* probed witnessed */
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extern u_char rom_enetaddr[];
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extern u_char rom_boot_dev[];
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extern u_char rom_boot_arg[];
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extern u_char rom_boot_info[];
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extern u_char rom_boot_file[];
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extern u_char rom_bootfile[];
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#endif /* NEXTROM_H_INCLUDED */
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@ -1,4 +1,4 @@
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/* $NetBSD: rtc.c,v 1.2 1999/01/27 11:27:17 dbj Exp $ */
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/* $NetBSD: rtc.c,v 1.3 1999/01/31 07:02:34 dbj Exp $ */
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/*
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* Copyright (c) 1998 Darrin Jewell
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* Copyright (c) 1997 Rolf Grossmann
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@ -236,6 +236,8 @@ poweroff(void)
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}
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rtc_write(reg, rtc_read(reg)|(RTC_PDOWN));
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printf("....................."); /* @@@ work around some sort of bug. */
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panic("Failed to poweroff!\n");
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}
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