mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-27 15:12:21 +00:00
e67e7249c8
Rename counter to more illustrative names. Update notification function description. Simplify notification function. Add comment for arbitrary non-zero value. Document @return. Use constants for return values of setup, execute, teardown. Reported-by: Simon Glass <sjg@chromium.org> Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Alexander Graf <agraf@suse.de>
112 lines
2.4 KiB
C
112 lines
2.4 KiB
C
/*
|
|
* efi_selftest_exitbootservices
|
|
*
|
|
* Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*
|
|
* This unit test checks that the notification function of an
|
|
* EVT_SIGNAL_EXIT_BOOT_SERVICES event is called exactly once.
|
|
*/
|
|
|
|
#include <efi_selftest.h>
|
|
|
|
static struct efi_boot_services *boottime;
|
|
static struct efi_event *event_notify;
|
|
static unsigned int notification_count;
|
|
|
|
/*
|
|
* Notification function, increments the notification count.
|
|
*
|
|
* @event notified event
|
|
* @context pointer to the notification count
|
|
*/
|
|
static void EFIAPI notify(struct efi_event *event, void *context)
|
|
{
|
|
unsigned int *count = context;
|
|
|
|
++*count;
|
|
}
|
|
|
|
/*
|
|
* Setup unit test.
|
|
*
|
|
* Create an EVT_SIGNAL_EXIT_BOOT_SERVICES event.
|
|
*
|
|
* @handle: handle of the loaded image
|
|
* @systable: system table
|
|
* @return: EFI_ST_SUCCESS for success
|
|
*/
|
|
static int setup(const efi_handle_t handle,
|
|
const struct efi_system_table *systable)
|
|
{
|
|
efi_status_t ret;
|
|
|
|
boottime = systable->boottime;
|
|
|
|
notification_count = 0;
|
|
ret = boottime->create_event(EVT_SIGNAL_EXIT_BOOT_SERVICES,
|
|
TPL_CALLBACK, notify,
|
|
(void *)¬ification_count,
|
|
&event_notify);
|
|
if (ret != EFI_SUCCESS) {
|
|
efi_st_error("could not create event\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
return EFI_ST_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* Tear down unit test.
|
|
*
|
|
* Close the event created in setup.
|
|
*
|
|
* @return: EFI_ST_SUCCESS for success
|
|
*/
|
|
static int teardown(void)
|
|
{
|
|
efi_status_t ret;
|
|
|
|
if (event_notify) {
|
|
ret = boottime->close_event(event_notify);
|
|
event_notify = NULL;
|
|
if (ret != EFI_SUCCESS) {
|
|
efi_st_error("could not close event\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
}
|
|
return EFI_ST_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* Execute unit test.
|
|
*
|
|
* Check that the notification function of the EVT_SIGNAL_EXIT_BOOT_SERVICES
|
|
* event has been called.
|
|
*
|
|
* Call ExitBootServices again and check that the notification function is
|
|
* not called again.
|
|
*
|
|
* @return: EFI_ST_SUCCESS for success
|
|
*/
|
|
static int execute(void)
|
|
{
|
|
if (notification_count != 1) {
|
|
efi_st_error("ExitBootServices was not notified\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
efi_st_exit_boot_services();
|
|
if (notification_count != 1) {
|
|
efi_st_error("ExitBootServices was notified twice\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
return EFI_ST_SUCCESS;
|
|
}
|
|
|
|
EFI_UNIT_TEST(exitbootservices) = {
|
|
.name = "ExitBootServices",
|
|
.phase = EFI_SETUP_BEFORE_BOOTTIME_EXIT,
|
|
.setup = setup,
|
|
.execute = execute,
|
|
.teardown = teardown,
|
|
};
|