kernel/src/panic.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

#include <arch.h>
#include <stdarg.h>
#include <stdlib.h>
#include <panic.h>
#include <print.h>
#include <term.h>

struct stackframe {
  struct stackframe* ebp;
  uint32_t eip;
};

__attribute__((noreturn))
void _panic_impl(char* msg, int line, char* file, ...) {
	arch_disable_int();
	va_list args;
	va_start(args, file);
	term_clear();
	term_setpos(0, 0);
    term_setfg(VGA_LIGHT_RED);
	puts("!!!PANIC!!!\n");
    term_setfg(VGA_WHITE);
	vprintk(msg, args);
    if (!term_newline()) putchar('\n');
	printk("\nin %s at line %d\n", file, line);
    term_flush();
	while(1) {
	    arch_halt();
    }
}