@@ -532,6 +532,34 @@ static bool npt_rsvd_check(struct test *test)
&& (test->vmcb->control.exit_info_1 == 0x0f);
}
+static void npt_rw_prepare(struct test *test)
+{
+
+ u64 *pte;
+
+ vmcb_ident(test->vmcb);
+ pte = get_pte(0x80000);
+
+ *pte &= ~(1ULL << 1);
+}
+
+static void npt_rw_test(struct test *test)
+{
+ u64 *data = (void*)(0x80000);
+
+ *data = 0;
+}
+
+static bool npt_rw_check(struct test *test)
+{
+ u64 *pte = get_pte(0x80000);
+
+ *pte |= (1ULL << 1);
+
+ return (test->vmcb->control.exit_code == SVM_EXIT_NPF)
+ && (test->vmcb->control.exit_info_1 == 0x07);
+}
+
static struct test tests[] = {
{ "null", default_supported, default_prepare, null_test,
default_finished, null_check },
@@ -560,6 +588,8 @@ static struct test tests[] = {
default_finished, npt_us_check },
{ "npt_rsvd", npt_supported, npt_rsvd_prepare, null_test,
default_finished, npt_rsvd_check },
+ { "npt_rw", npt_supported, npt_rw_prepare, npt_rw_test,
+ default_finished, npt_rw_check },
};
int main(int ac, char **av)