blob: 964f119060ee7c44dd67e2e1f11c19dabdec9e5f [file] [log] [blame] [edit]
#include "libcflat.h"
#include "processor.h"
#include "desc.h"
static int test_ud2(bool *rflags_rf)
{
asm volatile(ASM_TRY("1f")
"ud2 \n\t"
"1:" :);
*rflags_rf = exception_rflags_rf();
return exception_vector();
}
static int test_gp(bool *rflags_rf)
{
unsigned long tmp;
asm volatile("mov $0xffffffff, %0 \n\t"
ASM_TRY("1f")
"mov %0, %%cr4\n\t"
"1:"
: "=a"(tmp));
*rflags_rf = exception_rflags_rf();
return exception_vector();
}
int main(void)
{
int r;
bool rflags_rf;
printf("Starting IDT test\n");
setup_idt();
r = test_gp(&rflags_rf);
report(r == GP_VECTOR, "Testing #GP");
report(rflags_rf, "Testing #GP rflags.rf");
r = test_ud2(&rflags_rf);
report(r == UD_VECTOR, "Testing #UD");
report(rflags_rf, "Testing #UD rflags.rf");
return report_summary();
}