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Print trap info on every entry if trapdebug set.

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This commit is contained in:
mycroft 1994-05-27 13:01:47 +00:00
parent a3307af1e6
commit 444bdb2ce2
1 changed files with 14 additions and 6 deletions
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20
sys/arch/i386/i386/trap.c
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@ -1,3 +1,5 @@
#undef DEBUG
#define DEBUG
/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
@ -34,7 +36,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.45 1994/05/23 02:28:21 cgd Exp $
* $Id: trap.c,v 1.46 1994/05/27 13:01:47 mycroft Exp $
*/
/*
@ -137,6 +139,10 @@ char *trap_type[] = {
};
int trap_types = sizeof trap_type / sizeof trap_type[0];
#ifdef DEBUG
int trapdebug = 0;
#endif
/*
* trap(frame):
* Exception, fault, and trap interface to BSD kernel. This
@ -158,11 +164,13 @@ trap(frame)
cnt.v_trap++;
#if defined(DEBUG) && defined(notdef)
printf("trap type %d code %x eip %x cs %x eflags %x cr2 %x cpl %x\n",
frame.tf_trapno, frame.tf_err, frame.tf_eip, frame.tf_cs,
frame.tf_eflags, rcr2(), cpl);
printf("curproc %x\n", curproc);
#ifdef DEBUG
if (trapdebug) {
printf("trap %d code %x eip %x cs %x eflags %x cr2 %x cpl %x\n",
frame.tf_trapno, frame.tf_err, frame.tf_eip, frame.tf_cs,
frame.tf_eflags, rcr2(), cpl);
printf("curproc %x\n", curproc);
}
#endif
frame.tf_eflags &= ~PSL_NT; /* clear nested trap XXX */