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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/lib/efi_selftest/efi_selftest_variables_runtime.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/lib/efi_selftest/efi_selftest_variables_runtime.c')
-rw-r--r--roms/u-boot/lib/efi_selftest/efi_selftest_variables_runtime.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/roms/u-boot/lib/efi_selftest/efi_selftest_variables_runtime.c b/roms/u-boot/lib/efi_selftest/efi_selftest_variables_runtime.c
new file mode 100644
index 000000000..3226069c0
--- /dev/null
+++ b/roms/u-boot/lib/efi_selftest/efi_selftest_variables_runtime.c
@@ -0,0 +1,93 @@
+// 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,
+};