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Since kernel stack double mapping no longer exists there is no 

point in trying to perform a postmortem on it following an panic.
This commit is contained in:
mark 1996-03-13 21:26:52 +00:00
parent 52f490ccf6
commit d253d345a2
1 changed files with 7 additions and 22 deletions
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29
sys/arch/arm32/arm32/postmortem.c
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@ -1,4 +1,4 @@
/* $NetBSD: postmortem.c,v 1.3 1996/03/08 20:49:47 mark Exp $ */
/* $NetBSD: postmortem.c,v 1.4 1996/03/13 21:26:52 mark Exp $ */
/*
* Copyright (c) 1994,1995 Mark Brinicombe.
@ -38,8 +38,6 @@
* Postmortem routines
*
* Created : 17/09/94
*
* $Id: postmortem.c,v 1.3 1996/03/08 20:49:47 mark Exp $
*/
#include <sys/param.h>
@ -61,9 +59,7 @@ typedef struct {
extern pv_addr_t irqstack;
extern pv_addr_t undstack;
extern pv_addr_t abtstack;
extern struct pcb *curpcb;
extern struct proc *proc1;
extern char *kstack;
int usertraceback = 0;
@ -173,7 +169,7 @@ dumpframe(frame)
/* Dump kstack information */
/*
void kstack_stuff(p)
struct proc *p;
{
@ -189,18 +185,14 @@ void kstack_stuff(p)
printf("pmap=%08x\n", (u_int)pmap);
printf("p->p_addr=%08x pa=%08x,%d:%08x,%d kstack=%08x,%d %08x,%d\n",
printf("p->p_addr=%08x pa=%08x,%d:%08x,%d\n",
(u_int)p->p_addr,
(u_int)pmap_extract(pmap, (vm_offset_t)p->p_addr),
pmap_page_index(pmap_extract(pmap, (vm_offset_t)p->p_addr)),
(u_int)pmap_extract(pmap, (vm_offset_t)p->p_addr + NBPG),
pmap_page_index(pmap_extract(pmap, (vm_offset_t)p->p_addr + NBPG)),
(u_int)pmap_extract(pmap, 0xefbfe000),
pmap_page_index(pmap_extract(pmap, 0xefbfe000)),
(u_int)pmap_extract(pmap, 0xefbff000),
pmap_page_index(pmap_extract(pmap, 0xefbff000)));
pmap_page_index(pmap_extract(pmap, (vm_offset_t)p->p_addr + NBPG)));
}
*/
void
check_stacks(p)
@ -253,7 +245,6 @@ postmortem(frame)
printf("pid = %d ", curproc->p_pid);
printf("comm = %s\n", curproc->p_comm);
pm_dumpw(kstack + 0x1e00, 0x200);
pm_dumpw(irqstack.virtual + NBPG - 0x100, 0x100);
pm_dumpw(undstack.virtual + NBPG - 0x20, 0x20);
pm_dumpw(abtstack.virtual + NBPG - 0x20, 0x20);
@ -270,10 +261,10 @@ postmortem(frame)
printf("proc0=%08x paddr=%08x pcb=%08x\n", (u_int)&proc0,
(u_int)proc0.p_addr, (u_int) &proc0.p_addr->u_pcb);
/*
kstack_stuff(&proc0);
kstack_stuff(curproc);
if (proc1)
kstack_stuff(proc1);
*/
#else
printf("Process = %08x ", (u_int)curproc);
printf("pid = %d ", curproc->p_pid);
@ -309,12 +300,6 @@ buried_alive(p)
printf("Putting the process down to minimise further trashing\n");
printf("Process was %08x pid=%d comm=%s\n", (u_int) p, p->p_pid, p->p_comm);
#ifdef ROTTEN_INARDS
printf("Performing autopsy\n");
pm_dumpw(kstack, 0x40);
postmortem((trapframe_t *)(kstack + USPACE - sizeof(trapframe_t)));
#endif
}
#else
void