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feature: kpanic on interrupts (merdella cmd to test it)

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This commit is contained in:
0x35c 2024-10-03 17:00:47 +02:00
parent 83e513c32f
commit 14758ff4ea
2 changed files with 23 additions and 23 deletions
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45
src/interrupt/handler.c
View File

@ -1,5 +1,5 @@
#include "interrupts.h" #include "interrupts.h"
#include "kprintf.h" #include "kpanic.h"
#include <stdint.h> #include <stdint.h>
@ -8,70 +8,69 @@ void exception_handler(void)
int8_t index = -1; int8_t index = -1;
__asm__ volatile("movb %%bl, %0" ::"m"(index)); __asm__ volatile("movb %%bl, %0" ::"m"(index));
kprintf(KERN_CRIT "interrupt: ");
switch (index) { switch (index) {
case 0: case 0:
kprintf(KERN_CRIT "division by zero"); kpanic("interrupt: division by zero\n");
break; break;
case 1: case 1:
kprintf(KERN_CRIT "debugger"); kpanic("interrupt: debugger\n");
break; break;
case 2: case 2:
kprintf(KERN_CRIT "NMI"); kpanic("interrupt: NMI\n");
break; break;
case 3: case 3:
kprintf(KERN_CRIT "breakpoint"); kpanic("interrupt: breakpoint\n");
break; break;
case 4: case 4:
kprintf(KERN_CRIT "overflow"); kpanic("interrupt: overflow\n");
break; break;
case 5: case 5:
kprintf(KERN_CRIT "bounds"); kpanic("interrupt: bounds\n");
break; break;
case 6: case 6:
kprintf(KERN_CRIT "invalid opcode"); kpanic("interrupt: invalid opcode\n");
break; break;
case 7: case 7:
kprintf(KERN_CRIT "coprocessor not available"); kpanic("interrupt: coprocessor not available\n");
break; break;
case 8: case 8:
kprintf(KERN_CRIT "double fault"); kpanic("interrupt: double fault\n");
break; break;
case 9: case 9:
kprintf(KERN_CRIT "coprocessor segement overrun"); kpanic("interrupt: coprocessor segement overrun\n");
break; break;
case 10: case 10:
kprintf(KERN_CRIT "invalid task state segment"); kpanic("interrupt: invalid task state segment\n");
break; break;
case 11: case 11:
kprintf(KERN_CRIT "segment not present"); kpanic("interrupt: segment not present\n");
break; break;
case 12: case 12:
kprintf(KERN_CRIT "stack fault"); kpanic("interrupt: stack fault\n");
break; break;
case 13: case 13:
kprintf(KERN_CRIT "general protection fault"); kpanic("interrupt: general protection fault\n");
break; break;
case 14: case 14:
kprintf(KERN_CRIT "page fault"); kpanic("interrupt: page fault\n");
break; break;
case 15: case 15:
kprintf(KERN_CRIT "reserved"); kpanic("interrupt: reserved\n");
break; break;
case 16: case 16:
kprintf(KERN_CRIT "math fault"); kpanic("interrupt: math fault\n");
break; break;
case 17: case 17:
kprintf(KERN_CRIT "alignment check"); kpanic("interrupt: alignment check\n");
break; break;
case 18: case 18:
kprintf(KERN_CRIT "machine check"); kpanic("interrupt: machine check\n");
break; break;
case 19: case 19:
kprintf(KERN_CRIT "SIMD floating point exception"); kpanic("interrupt: SIMD floating point exception\n");
break; break;
default: default:
return;
break; break;
} }
kprintf(KERN_CRIT "\n");
} }

1
src/shell/commands/merdella_cmd.c
View File

@ -46,4 +46,5 @@ void merdella_cmd(char *arg)
{ {
(void)arg; (void)arg;
kprintf(POOP); kprintf(POOP);
int i = 1 / 0;
} }