1 // SPDX-License-Identifier: GPL-2.0+
3 * efi_selftest_exitbootservices
7 * This unit test checks that the notification function of an
8 * EVT_SIGNAL_EXIT_BOOT_SERVICES event is called exactly once.
11 #include <efi_selftest.h>
13 static struct efi_boot_services *boottime;
14 static struct efi_event *event_notify;
15 static unsigned int notification_count;
18 * Notification function, increments the notification count.
20 * @event notified event
21 * @context pointer to the notification count
23 static void EFIAPI notify(struct efi_event *event, void *context)
25 unsigned int *count = context;
33 * Create an EVT_SIGNAL_EXIT_BOOT_SERVICES event.
35 * @handle: handle of the loaded image
36 * @systable: system table
37 * @return: EFI_ST_SUCCESS for success
39 static int setup(const efi_handle_t handle,
40 const struct efi_system_table *systable)
44 boottime = systable->boottime;
46 notification_count = 0;
47 ret = boottime->create_event(EVT_SIGNAL_EXIT_BOOT_SERVICES,
49 (void *)¬ification_count,
51 if (ret != EFI_SUCCESS) {
52 efi_st_error("could not create event\n");
53 return EFI_ST_FAILURE;
55 return EFI_ST_SUCCESS;
61 * Check that the notification function of the EVT_SIGNAL_EXIT_BOOT_SERVICES
62 * event has been called.
64 * Call ExitBootServices again and check that the notification function is
67 * @return: EFI_ST_SUCCESS for success
69 static int execute(void)
71 if (notification_count != 1) {
72 efi_st_error("ExitBootServices was not notified\n");
73 return EFI_ST_FAILURE;
75 efi_st_exit_boot_services();
76 if (notification_count != 1) {
77 efi_st_error("ExitBootServices was notified twice\n");
78 return EFI_ST_FAILURE;
80 return EFI_ST_SUCCESS;
83 EFI_UNIT_TEST(exitbootservices) = {
84 .name = "ExitBootServices",
85 .phase = EFI_SETUP_BEFORE_BOOTTIME_EXIT,