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Add more debugging code.

This commit is contained in:
christos 2002-03-22 18:41:40 +00:00
parent 0a4f1c3d8f
commit b7acd59d13
1 changed files with 32 additions and 2 deletions
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34
sys/arch/i386/i386/sys_machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: sys_machdep.c,v 1.61 2001/11/15 07:03:31 lukem Exp $ */
/* $NetBSD: sys_machdep.c,v 1.62 2002/03/22 18:41:40 christos Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: sys_machdep.c,v 1.61 2001/11/15 07:03:31 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: sys_machdep.c,v 1.62 2002/03/22 18:41:40 christos Exp $");
#include "opt_vm86.h"
#include "opt_user_ldt.h"
@ -87,6 +87,22 @@ int i386_get_mtrr __P((struct proc *, void *, register_t *));
int i386_set_mtrr __P((struct proc *, void *, register_t *));
#ifdef USER_LDT
#ifdef LDT_DEBUG
static void i386_print_ldt __P((int, const struct segment_descriptor *));
static void
i386_print_ldt(i, d)
int i;
const struct segment_descriptor *d;
{
printf("[%d] lolimit=0x%x, lobase=0x%x, type=%u, dpl=%u, p=%u, "
"hilimit=0x%x, xx=%x, def32=%u, gran=%u, hibase=0x%x\n",
i, d->sd_lolimit, d->sd_lobase, d->sd_type, d->sd_dpl, d->sd_p,
d->sd_hilimit, d->sd_xx, d->sd_def32, d->sd_gran, d->sd_hibase);
}
#endif
int
i386_get_ldt(p, args, retval)
struct proc *p;
@ -127,6 +143,13 @@ i386_get_ldt(p, args, retval)
lp += ua.start;
num = min(ua.num, nldt - ua.start);
#ifdef LDT_DEBUG
{
int i;
for (i = 0; i < num; i++)
i386_print_ldt(i, &lp[i].sd);
}
#endif
error = copyout(lp, ua.desc, num * sizeof(union descriptor));
if (error)
@ -286,6 +309,13 @@ i386_set_ldt(p, args, retval)
}
}
#ifdef LDT_DEBUG
{
int i;
for (i = 0, n = ua.start; i < ua.num; i++, n++)
i386_print_ldt(n, &descv[i].sd);
}
#endif
/* Now actually replace the descriptors. */
for (i = 0, n = ua.start; i < ua.num; i++, n++)
pmap->pm_ldt[n] = descv[i];