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matt asked for his 32<->64 debugging back.

This commit is contained in:
christos 2005-07-10 05:17:37 +00:00
parent bafe6873ac
commit 7460ad1f15
1 changed files with 14 additions and 3 deletions
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17
sys/arch/sparc64/sparc64/syscall.c
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@ -1,4 +1,4 @@
/* $NetBSD: syscall.c,v 1.2 2005/07/10 02:34:42 christos Exp $ */
/* $NetBSD: syscall.c,v 1.3 2005/07/10 05:17:37 christos Exp $ */
/*-
* Copyright (c) 2005 The NetBSD Foundation, Inc.
@ -86,7 +86,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: syscall.c,v 1.2 2005/07/10 02:34:42 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: syscall.c,v 1.3 2005/07/10 05:17:37 christos Exp $");
#define NEW_FPSTATE
@ -202,7 +202,17 @@ getargs(struct proc *p, struct trapframe64 *tf, register_t code,
if (s64) {
/* 64-bit stack -- not really supported on 32-bit kernels */
register64_t *argp;
#ifdef DEBUG
#ifdef __arch64__
if ((p->p_flag & P_32) != 0) {
printf("syscall(): 64-bit stack but P_32 set\n");
Debugger();
}
#else
printf("syscall(): 64-bit stack on a 32-bit kernel????\n");
Debugger();
#endif
#endif
i = (*callp)->sy_narg;
if (__predict_false(i > nap)) { /* usually false */
void *pos = (char *)(u_long)tf->tf_out[6] + BIAS +
@ -260,6 +270,7 @@ syscall_intern(struct proc *p)
#endif
p->p_md.md_syscall = syscall_plain;
}
/*
* System calls. `pc' is just a copy of tf->tf_pc.
*