Provide a unit test for the GetTime() runtime service.
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
v2
no change
---
lib/efi_selftest/Makefile | 1 +
lib/efi_selftest/efi_selftest_rtc.c | 67 +++++++++++++++++++++++++++++
2 files changed, 68 insertions(+)
create mode 100644 lib/efi_selftest/efi_selftest_rtc.c
diff --git a/lib/efi_selftest/Makefile b/lib/efi_selftest/Makefile
index 1f3084cfb8..590f90b16d 100644
--- a/lib/efi_selftest/Makefile
+++ b/lib/efi_selftest/Makefile
@@ -25,6 +25,7 @@ efi_selftest_exitbootservices.o \
efi_selftest_fdt.o \
efi_selftest_gop.o \
efi_selftest_manageprotocols.o \
+efi_selftest_rtc.o \
efi_selftest_snp.o \
efi_selftest_textinput.o \
efi_selftest_textoutput.o \
diff --git a/lib/efi_selftest/efi_selftest_rtc.c
b/lib/efi_selftest/efi_selftest_rtc.c
new file mode 100644
index 0000000000..8d440dc0b3
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_rtc.c
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * efi_selftest_rtc
+ *
+ * Copyright (c) 2018 Heinrich Schuchardt <xypron.g...@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,
+};
--
2.18.0
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