74 lines
1.1 KiB
C
74 lines
1.1 KiB
C
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#include <sys/param.h>
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#include <sys/reboot.h>
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#include <machine/mon.h>
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#include "stand.h"
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#include "promboot.h"
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char prom_bootdev[32];
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char *prom_bootfile;
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int prom_boothow;
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int debug = 0;
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/*
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* Get useful info from the PROM bootparams struct, i.e.:
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* arg[0] = sd(0,0,0)netbsd
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* arg[1] = -sa
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*/
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void
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prom_get_boot_info()
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{
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struct bootparam *bp;
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char c, *src, *dst;
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#ifdef DEBUG
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printf("prom_get_boot_info\n");
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#endif
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bp = *romVectorPtr->bootParam;
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/* Get device and file names. */
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src = bp->argPtr[0];
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dst = prom_bootdev;
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*dst++ = *src++;
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*dst++ = *src++;
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if (*src == '(') {
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while (*src) {
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c = *src++;
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*dst++ = c;
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if (c == ')')
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break;
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}
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*dst = '\0';
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}
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prom_bootfile = src;
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/* Get boothowto flags. */
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src = bp->argPtr[1];
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if (src && (*src == '-')) {
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while (*src) {
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switch (*src++) {
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case 'a':
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prom_boothow |= RB_ASKNAME;
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break;
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case 's':
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prom_boothow |= RB_SINGLE;
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break;
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case 'd':
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prom_boothow |= RB_KDB;
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debug++;
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break;
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}
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}
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}
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if (debug) {
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printf("Debug level %d - enter c to continue...", debug);
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/* This will print "\nAbort at ...\n" */
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asm(" trap #0");
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}
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}
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