upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/lib/efi_selftest/efi_selftest_exitbootservic...

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// SPDX-License-Identifier: GPL-2.0+
/*
* efi_selftest_exitbootservices
*
* Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de>
*
* 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 *)&notification_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,
};