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If we get a PGM exception for a trap, use SIGTRAP/TRAP_BRKPT instead of

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SIGILL/ILL_ILLTRP so GDB will recognize it.
This commit is contained in:
matt 2011-02-08 01:38:48 +00:00
parent 4ef0ac7ab4
commit 17514b4ce7
1 changed files with 9 additions and 7 deletions
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16
sys/arch/powerpc/booke/trap.c
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@ -1,4 +1,4 @@
/* $NetBSD: trap.c,v 1.3 2011/02/07 06:41:08 matt Exp $ */
/* $NetBSD: trap.c,v 1.4 2011/02/08 01:38:48 matt Exp $ */
/*-
* Copyright (c) 2010, 2011 The NetBSD Foundation, Inc.
* All rights reserved.
@ -39,7 +39,7 @@
#include <sys/cdefs.h>
__KERNEL_RCSID(1, "$NetBSD: trap.c,v 1.3 2011/02/07 06:41:08 matt Exp $");
__KERNEL_RCSID(1, "$NetBSD: trap.c,v 1.4 2011/02/08 01:38:48 matt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -460,14 +460,16 @@ pgm_exception(struct trapframe *tf, ksiginfo_t *ksi)
KSI_INIT_TRAP(ksi);
ksi->ksi_signo = SIGILL;
ksi->ksi_trap = EXC_PGM;
if (tf->tf_esr & ESR_PIL)
if (tf->tf_esr & ESR_PIL) {
ksi->ksi_code = ILL_ILLOPC;
else if (tf->tf_esr & ESR_PPR)
} else if (tf->tf_esr & ESR_PPR) {
ksi->ksi_code = ILL_PRVOPC;
else if (tf->tf_esr & ESR_PTR)
ksi->ksi_code = ILL_ILLTRP;
else
} else if (tf->tf_esr & ESR_PTR) {
ksi->ksi_signo = SIGTRAP;
ksi->ksi_code = TRAP_BRKPT;
} else {
ksi->ksi_code = 0;
}
ksi->ksi_addr = (void *)tf->tf_srr0;
return rv;
}