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Print stack pointer and frame pointer in trap messages.

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Fixed "trace/trap" message.

Reviewed by:	davidg
This commit is contained in:
Bruce Evans 1996-03-27 17:33:39 +00:00
parent 8102fcda9b
commit ba00d77a82
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=14837
3 changed files with 51 additions and 18 deletions
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23
sys/amd64/amd64/trap.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.72 1996/02/25 03:02:46 dyson Exp $
* $Id: trap.c,v 1.73 1996/03/02 19:37:41 peter Exp $
*/
/*
@ -691,7 +691,7 @@ static void
trap_fatal(frame)
struct trapframe *frame;
{
int code, type, eva;
int code, type, eva, ss, esp;
struct soft_segment_descriptor softseg;
code = frame->tf_err;
@ -710,14 +710,25 @@ trap_fatal(frame)
code & PGEX_W ? "write" : "read",
code & PGEX_P ? "protection violation" : "page not present");
}
printf("instruction pointer = 0x%x:0x%x\n", frame->tf_cs & 0xffff, frame->tf_eip);
printf("instruction pointer = 0x%x:0x%x\n",
frame->tf_cs & 0xffff, frame->tf_eip);
if (ISPL(frame->tf_cs) == SEL_UPL) {
ss = frame->tf_ss & 0xffff;
esp = frame->tf_esp;
} else {
ss = GSEL(GDATA_SEL, SEL_KPL);
esp = (int)&frame->tf_esp;
}
printf("stack pointer = 0x%x:0x%x\n", ss, esp);
printf("frame pointer = 0x%x:0x%x\n", ss, frame->tf_ebp);
printf("code segment = base 0x%x, limit 0x%x, type 0x%x\n",
softseg.ssd_base, softseg.ssd_limit, softseg.ssd_type);
softseg.ssd_base, softseg.ssd_limit, softseg.ssd_type);
printf(" = DPL %d, pres %d, def32 %d, gran %d\n",
softseg.ssd_dpl, softseg.ssd_p, softseg.ssd_def32, softseg.ssd_gran);
softseg.ssd_dpl, softseg.ssd_p, softseg.ssd_def32,
softseg.ssd_gran);
printf("processor eflags = ");
if (frame->tf_eflags & PSL_T)
printf("trace/trap, ");
printf("trace trap, ");
if (frame->tf_eflags & PSL_I)
printf("interrupt enabled, ");
if (frame->tf_eflags & PSL_NT)

23
sys/i386/i386/trap.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.72 1996/02/25 03:02:46 dyson Exp $
* $Id: trap.c,v 1.73 1996/03/02 19:37:41 peter Exp $
*/
/*
@ -691,7 +691,7 @@ static void
trap_fatal(frame)
struct trapframe *frame;
{
int code, type, eva;
int code, type, eva, ss, esp;
struct soft_segment_descriptor softseg;
code = frame->tf_err;
@ -710,14 +710,25 @@ trap_fatal(frame)
code & PGEX_W ? "write" : "read",
code & PGEX_P ? "protection violation" : "page not present");
}
printf("instruction pointer = 0x%x:0x%x\n", frame->tf_cs & 0xffff, frame->tf_eip);
printf("instruction pointer = 0x%x:0x%x\n",
frame->tf_cs & 0xffff, frame->tf_eip);
if (ISPL(frame->tf_cs) == SEL_UPL) {
ss = frame->tf_ss & 0xffff;
esp = frame->tf_esp;
} else {
ss = GSEL(GDATA_SEL, SEL_KPL);
esp = (int)&frame->tf_esp;
}
printf("stack pointer = 0x%x:0x%x\n", ss, esp);
printf("frame pointer = 0x%x:0x%x\n", ss, frame->tf_ebp);
printf("code segment = base 0x%x, limit 0x%x, type 0x%x\n",
softseg.ssd_base, softseg.ssd_limit, softseg.ssd_type);
softseg.ssd_base, softseg.ssd_limit, softseg.ssd_type);
printf(" = DPL %d, pres %d, def32 %d, gran %d\n",
softseg.ssd_dpl, softseg.ssd_p, softseg.ssd_def32, softseg.ssd_gran);
softseg.ssd_dpl, softseg.ssd_p, softseg.ssd_def32,
softseg.ssd_gran);
printf("processor eflags = ");
if (frame->tf_eflags & PSL_T)
printf("trace/trap, ");
printf("trace trap, ");
if (frame->tf_eflags & PSL_I)
printf("interrupt enabled, ");
if (frame->tf_eflags & PSL_NT)

23
sys/kern/subr_trap.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.72 1996/02/25 03:02:46 dyson Exp $
* $Id: trap.c,v 1.73 1996/03/02 19:37:41 peter Exp $
*/
/*
@ -691,7 +691,7 @@ static void
trap_fatal(frame)
struct trapframe *frame;
{
int code, type, eva;
int code, type, eva, ss, esp;
struct soft_segment_descriptor softseg;
code = frame->tf_err;
@ -710,14 +710,25 @@ trap_fatal(frame)
code & PGEX_W ? "write" : "read",
code & PGEX_P ? "protection violation" : "page not present");
}
printf("instruction pointer = 0x%x:0x%x\n", frame->tf_cs & 0xffff, frame->tf_eip);
printf("instruction pointer = 0x%x:0x%x\n",
frame->tf_cs & 0xffff, frame->tf_eip);
if (ISPL(frame->tf_cs) == SEL_UPL) {
ss = frame->tf_ss & 0xffff;
esp = frame->tf_esp;
} else {
ss = GSEL(GDATA_SEL, SEL_KPL);
esp = (int)&frame->tf_esp;
}
printf("stack pointer = 0x%x:0x%x\n", ss, esp);
printf("frame pointer = 0x%x:0x%x\n", ss, frame->tf_ebp);
printf("code segment = base 0x%x, limit 0x%x, type 0x%x\n",
softseg.ssd_base, softseg.ssd_limit, softseg.ssd_type);
softseg.ssd_base, softseg.ssd_limit, softseg.ssd_type);
printf(" = DPL %d, pres %d, def32 %d, gran %d\n",
softseg.ssd_dpl, softseg.ssd_p, softseg.ssd_def32, softseg.ssd_gran);
softseg.ssd_dpl, softseg.ssd_p, softseg.ssd_def32,
softseg.ssd_gran);
printf("processor eflags = ");
if (frame->tf_eflags & PSL_T)
printf("trace/trap, ");
printf("trace trap, ");
if (frame->tf_eflags & PSL_I)
printf("interrupt enabled, ");
if (frame->tf_eflags & PSL_NT)