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mfleming/gist:5fb77eb761ae0fd0c64a

Created April 16, 2015 10:41
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grub empty IDT
Raw
gistfile1.c
struct grub_cpu_idt_descriptor
{
grub_uint16_t limit;
grub_uint32_t base;
} __attribute__ ((packed));
static struct grub_cpu_idt_descriptor no_idt __attribute__((aligned(16)));
/* The main routine. */
void __attribute__ ((noreturn))
grub_main (void)
{
void (*fo)(void) = NULL;
asm volatile ("lidt %0" :: "m" (no_idt));
fo();
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