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// SPDX-License-Identifier: GPL-2.0+
/*
* efi_selftest_rtc
*
* Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
*
* Test the real time clock runtime services.
*/
#include <efi_selftest.h>
#define EFI_ST_NO_RTC "Could not read real time clock\n"
static struct efi_runtime_services *runtime;
/*
* Setup unit test.
*
* @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)
{
runtime = systable->runtime;
return EFI_ST_SUCCESS;
}
/*
* Execute unit test.
*
* Display current time.
*
* @return: EFI_ST_SUCCESS for success
*/
static int execute(void)
{
efi_status_t ret;
struct efi_time tm;
/* Display current time */
ret = runtime->get_time(&tm, NULL);
if (ret != EFI_SUCCESS) {
#ifdef CONFIG_CMD_DATE
efi_st_error(EFI_ST_NO_RTC);
return EFI_ST_FAILURE;
#else
efi_st_todo(EFI_ST_NO_RTC);
return EFI_ST_SUCCESS;
#endif
} else {
efi_st_printf("Time according to real time clock: "
"%.4u-%.2u-%.2u %.2u:%.2u:%.2u\n",
tm.year, tm.month, tm.day,
tm.hour, tm.minute, tm.second);
}
return EFI_ST_SUCCESS;
}
EFI_UNIT_TEST(rtc) = {
.name = "real time clock",
.phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
.setup = setup,
.execute = execute,
};
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