Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add trace/t pid support for mips.

Browse Source
This commit is contained in:
jeffs 2000-09-19 06:22:51 +00:00
parent e4b50d9bfc
commit f1173a05e0
1 changed files with 40 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
sys/arch/mips/mips/db_trace.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: db_trace.c,v 1.15 2000/06/26 14:59:03 mrg Exp $ */
/* $NetBSD: db_trace.c,v 1.16 2000/09/19 06:22:51 jeffs Exp $ */
/*
* Mach Operating System
@ -26,8 +26,11 @@
* the rights to redistribute these changes.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <uvm/uvm_param.h> /* XXX boolean_t */
#include <sys/systm.h>
#include <sys/proc.h>
#include <sys/user.h>
#include <mips/mips_opcode.h>
@ -134,12 +137,41 @@ db_stack_trace_print(addr, have_addr, count, modif, pr)
void (*pr) __P((const char *, ...));
{
#ifndef DDB_TRACE
stacktrace_subr(ddb_regs.f_regs[A0], ddb_regs.f_regs[A1],
ddb_regs.f_regs[A2], ddb_regs.f_regs[A3],
ddb_regs.f_regs[PC],
ddb_regs.f_regs[SP],
ddb_regs.f_regs[S8], /* non-virtual frame pointer */
ddb_regs.f_regs[RA],
struct pcb *pcb;
struct proc *p;
if (!have_addr) {
stacktrace_subr(ddb_regs.f_regs[A0], ddb_regs.f_regs[A1],
ddb_regs.f_regs[A2], ddb_regs.f_regs[A3],
ddb_regs.f_regs[PC],
ddb_regs.f_regs[SP],
/* non-virtual frame pointer */
ddb_regs.f_regs[S8],
ddb_regs.f_regs[RA],
pr);
return;
}
/* "trace/t" */
(*pr)("pid %d ", (int)addr);
p = pfind(addr);
if (p == NULL) {
(*pr)("not found\n");
return;
}
if (!(p->p_flag&P_INMEM)) {
(*pr)("swapped out\n");
return;
}
pcb = &(p->p_addr->u_pcb);
(*pr)("at %p\n", pcb);
stacktrace_subr(0,0,0,0, /* no args known */
(int)cpu_switch,
pcb->pcb_context[8],
pcb->pcb_context[9],
pcb->pcb_context[10],
pr);
#else
/*