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| author | trimill <trimill@trimillxyz.org> | 2024-02-03 00:58:27 -0500 |
|---|---|---|
| committer | trimill <trimill@trimillxyz.org> | 2024-02-03 00:58:27 -0500 |
| commit | 5bec5d9fbdaed3a599c1cd0231f2093933828217 (patch) | |
| tree | da8afdd5244697e83dc4b6e9085d3c24e5c7d5a0 /src/arch/amd64/cpu | |
| parent | refactor, new arch dirs, (wip) page alloc on write, hsv screen (convert to us... (diff) | |
| download | corn-5bec5d9fbdaed3a599c1cd0231f2093933828217.tar.gz corn-5bec5d9fbdaed3a599c1cd0231f2093933828217.tar.bz2 corn-5bec5d9fbdaed3a599c1cd0231f2093933828217.zip | |
refactor exception panic
Diffstat (limited to 'src/arch/amd64/cpu')
| -rw-r--r-- | src/arch/amd64/cpu/idt.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/src/arch/amd64/cpu/idt.c b/src/arch/amd64/cpu/idt.c index 053f614..c286199 100644 --- a/src/arch/amd64/cpu/idt.c +++ b/src/arch/amd64/cpu/idt.c @@ -1,10 +1,11 @@ #include <stdint.h> #include <stddef.h> #include <lib.h> -#include <panic.h> + #include "idt.h" +#include "backtrace.h" #include "debugger.h" -#include "../paging.h" +#include "../bindings.h" #include "../drivers/pic.h" #define IDT_SIZE 256 @@ -117,25 +118,25 @@ void idt_exception_handler(uint64_t exception, uint64_t code, struct isr_regs *s return; } - char custom[64]; - *custom = '\0'; + kputs("\n\n!!! EXCEPTION !!!\n"); + kprintf("0x%02lX %s\n", exception, EXCEPTIONS[exception]); + kprintf("Error code 0x%lX\n", code); + // page faults store the offending address in cr2 if (exception == 0x0E) { - strcat(custom, "\nPage fault address: 0x"); uint64_t cr2; __asm__ volatile ("mov %%cr2, %0" : "=r"(cr2)); - ultoa((size_t)cr2, custom + 23, 16); + kprintf("Page fault address: 0x%lX\n", cr2); } + + kputs("\n"); - panic_interrupt( - (void *)state->rip, - (void *)state->rbp, - "Exception %s\nError code 0x%lu%s", - EXCEPTIONS[exception], - code, - custom - ); + log_backtrace_ex((void *)state->rip, (void *)state->rbp); + + while (1) { + halt(); + } } void idt_pic_eoi(uint8_t exception) { |