mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 02:38:56 +00:00
4a3155de3d
As variable services are available at runtime we have to expect EFI_SUCCESS when calling the services. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* efi_selftest_variables_runtime
|
|
*
|
|
* Copyright (c) 2019 Heinrich Schuchardt <xypron.glpk@gmx.de>
|
|
*
|
|
* This unit test checks the runtime services for variables after
|
|
* ExitBootServices():
|
|
* GetVariable, GetNextVariableName, SetVariable, QueryVariableInfo.
|
|
*/
|
|
|
|
#include <efi_selftest.h>
|
|
|
|
#define EFI_ST_MAX_DATA_SIZE 16
|
|
#define EFI_ST_MAX_VARNAME_SIZE 40
|
|
|
|
static struct efi_boot_services *boottime;
|
|
static struct efi_runtime_services *runtime;
|
|
static const efi_guid_t guid_vendor0 = EFI_GLOBAL_VARIABLE_GUID;
|
|
|
|
/*
|
|
* Setup unit test.
|
|
*
|
|
* @handle handle of the loaded image
|
|
* @systable system table
|
|
*/
|
|
static int setup(const efi_handle_t img_handle,
|
|
const struct efi_system_table *systable)
|
|
{
|
|
boottime = systable->boottime;
|
|
runtime = systable->runtime;
|
|
|
|
return EFI_ST_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* execute() - execute unit test
|
|
*
|
|
* As runtime support is not implmented expect EFI_UNSUPPORTED to be returned.
|
|
*/
|
|
static int execute(void)
|
|
{
|
|
efi_status_t ret;
|
|
efi_uintn_t len;
|
|
u32 attr;
|
|
u8 v[16] = {0x5d, 0xd1, 0x5e, 0x51, 0x5a, 0x05, 0xc7, 0x0c,
|
|
0x35, 0x4a, 0xae, 0x87, 0xa5, 0xdf, 0x0f, 0x65,};
|
|
u8 data[EFI_ST_MAX_DATA_SIZE];
|
|
u16 varname[EFI_ST_MAX_VARNAME_SIZE];
|
|
efi_guid_t guid;
|
|
u64 max_storage, rem_storage, max_size;
|
|
|
|
ret = runtime->query_variable_info(EFI_VARIABLE_BOOTSERVICE_ACCESS,
|
|
&max_storage, &rem_storage,
|
|
&max_size);
|
|
if (ret != EFI_UNSUPPORTED) {
|
|
efi_st_error("QueryVariableInfo failed\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
|
|
ret = runtime->set_variable(L"efi_st_var0", &guid_vendor0,
|
|
EFI_VARIABLE_BOOTSERVICE_ACCESS |
|
|
EFI_VARIABLE_RUNTIME_ACCESS,
|
|
3, v + 4);
|
|
if (ret != EFI_UNSUPPORTED) {
|
|
efi_st_error("SetVariable failed\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
len = EFI_ST_MAX_DATA_SIZE;
|
|
ret = runtime->get_variable(L"PlatformLangCodes", &guid_vendor0,
|
|
&attr, &len, data);
|
|
if (ret != EFI_SUCCESS) {
|
|
efi_st_error("GetVariable failed\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
memset(&guid, 0, 16);
|
|
*varname = 0;
|
|
len = 2 * EFI_ST_MAX_VARNAME_SIZE;
|
|
ret = runtime->get_next_variable_name(&len, varname, &guid);
|
|
if (ret != EFI_SUCCESS) {
|
|
efi_st_error("GetNextVariableName failed\n");
|
|
return EFI_ST_FAILURE;
|
|
}
|
|
|
|
return EFI_ST_SUCCESS;
|
|
}
|
|
|
|
EFI_UNIT_TEST(variables_run) = {
|
|
.name = "variables at runtime",
|
|
.phase = EFI_SETUP_BEFORE_BOOTTIME_EXIT,
|
|
.setup = setup,
|
|
.execute = execute,
|
|
};
|