panic/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
31
32
33
34
35
36
37
38
39
40

#include "panic.h"
#include "lib/printf.h"

int _kernel_panic_unlock = 0;

void
__panic_reason(const char *fmt, va_list ap)
{
    _kernel_panic_unlock = 1;
    
    kvprintf(fmt, ap);
}

void 
__panic_end(void)
{
    hcf();
}

void
kpanic(const char *fmt, ...)
{
    va_list ap;
    va_start(ap, fmt);

    __panic_reason(fmt, ap);
    __panic_stack_trace(__panic_get_bp());
    __panic_end();
}

void
kpanic_istate(void *state, const char *fmt, ...)
{
    va_list ap;
    va_start(ap, fmt);

    __panic_reason(fmt, ap);
    __panic_stack_trace(__panic_print_istate(state));
    __panic_end();
}