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Handle machine checks separate from other "stray" interrupts.

This commit is contained in:
ragge 2002-05-31 15:58:26 +00:00
parent 79056950e2
commit f811a80bc3
2 changed files with 20 additions and 6 deletions
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19
sys/arch/vax/boot/boot/autoconf.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: autoconf.c,v 1.17 2002/05/24 21:40:59 ragge Exp $ */
/* $NetBSD: autoconf.c,v 1.18 2002/05/31 15:58:26 ragge Exp $ */
/*
* Copyright (c) 1994, 1998 Ludd, University of Lule}, Sweden.
* All rights reserved.
@ -51,7 +51,7 @@ void consinit(void);
void scbinit(void);
int getsecs(void);
void scb_stray(void *);
void longjmp(int *);
void longjmp(int *, int);
void rtimer(void *);
long *bootregs;
@ -133,6 +133,17 @@ getsecs()
struct ivec_dsp **scb;
struct ivec_dsp *scb_vec;
extern struct ivec_dsp idsptch;
extern int jbuf[10];
static void
mcheck(void *arg)
{
int off, *mfp = (int *)&arg;
off = (mfp[7]/4 + 8);
printf("Machine check, pc=%x, psl=%x\n", mfp[off], mfp[off+1]);
longjmp(jbuf, 1);
}
/*
* Init the SCB and set up a handler for all vectors in the lower space,
@ -163,6 +174,7 @@ scbinit()
scb_vec[i].ev = NULL;
}
scb_vec[0xc0/4].hoppaddr = rtimer;
scb_vec[4/4].hoppaddr = mcheck;
if (vax_boardtype != VAX_BTYP_VXT)
mtpr(-10000, PR_NICR); /* Load in count register */
@ -171,7 +183,6 @@ scbinit()
mtpr(20, PR_IPL);
}
extern int jbuf[10];
extern int sluttid, senast, skip;
void
@ -188,7 +199,7 @@ rtimer(void *arg)
int nu = sluttid - getsecs();
if (senast != nu) {
mtpr(20, PR_IPL);
longjmp(jbuf);
longjmp(jbuf, 1);
}
}
}

7
sys/arch/vax/boot/boot/boot.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: boot.c,v 1.17 2001/05/02 15:33:14 matt Exp $ */
/* $NetBSD: boot.c,v 1.18 2002/05/31 15:58:26 ragge Exp $ */
/*-
* Copyright (c) 1982, 1986 The Regents of the University of California.
* All rights reserved.
@ -131,6 +131,8 @@ Xmain(void)
}
skip = 1;
printf("\n");
if (setjmp(jbuf))
askname = 1;
/* First try to autoboot */
if (askname == 0) {
@ -142,7 +144,8 @@ Xmain(void)
if (!filelist[fileindex].quiet)
printf("> boot %s\n", filelist[fileindex].name);
marks[MARK_START] = 0;
err = loadfile(filelist[fileindex].name, marks, LOAD_KERNEL|COUNT_KERNEL);
err = loadfile(filelist[fileindex].name, marks,
LOAD_KERNEL|COUNT_KERNEL);
if (err == 0) {
machdep_start((char *)marks[MARK_ENTRY],
marks[MARK_NSYM],