oneechanhax/phunix
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Prototypes for exception and stacktrace. Declare additional arguments

Browse Source 
for exception to be able to print nexted exceptions.
This commit is contained in:
Philip Homburg 2007-04-23 13:19:25 +00:00
parent b4f6994278
commit bc17115a34
2 changed files with 16 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
kernel/arch/i386/exception.c
View File

@ -4,13 +4,19 @@
*/
#include "../../kernel.h"
#include "proto.h"
#include <signal.h>
#include "../../proc.h"
/*===========================================================================*
* exception *
*===========================================================================*/
PUBLIC void exception(unsigned vec_nr)
PUBLIC void exception(vec_nr, trap_errno, old_eip, old_cs, old_eflags)
unsigned vec_nr;
u32_t trap_errno;
u32_t old_eip;
U16_t old_cs;
u32_t old_eflags;
{
/* An exception or unexpected interrupt has occurred. */
@ -84,6 +90,10 @@ PUBLIC void exception(unsigned vec_nr)
kprintf("process %d (%s), ", proc_nr(saved_proc), saved_proc->p_name);
kprintf("pc = %u:0x%x", (unsigned) saved_proc->p_reg.cs,
(unsigned) saved_proc->p_reg.pc);
kprintf(
"vec_nr= %d, trap_errno= 0x%lx, eip= 0x%lx, cs= 0x%x, eflags= 0x%lx\n",
vec_nr, (unsigned long)trap_errno,
(unsigned long)old_eip, old_cs, (unsigned long)old_eflags);
panic("exception in a kernel task", NO_NUM);
}

5
kernel/arch/i386/proto.h
View File

@ -44,6 +44,11 @@ _PROTOTYPE( void trp, (void) );
_PROTOTYPE( void s_call, (void) ), _PROTOTYPE( p_s_call, (void) );
_PROTOTYPE( void level0_call, (void) );
/* exception.c */
_PROTOTYPE( void exception, (unsigned vec_nr, u32_t trap_errno,
u32_t old_eip, U16_t old_cs, u32_t old_eflags) );
_PROTOTYPE( void stacktrace, (struct proc *proc) );
/* klib386.s */
_PROTOTYPE( void level0, (void (*func)(void)) );
_PROTOTYPE( void monitor, (void) );