Merge tag 'efi-2020-10-rc3-3' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi

Pull request for UEFI sub-system for efi-2020-10-rc3 (3)

The following bug fixes are contained in this pull-request:

* ResetSystem() should no hang if not implemented.
* Device paths in Bootxxxx variables should be verified.
* Use ':' as separator for command setenv -e -i instead of ','.
* Correct comments for functions.
* Update UEFI documentation.

1 files changed, 58 insertions, 0 deletions

diff --git a/lib/efi_selftest/efi_selftest_reset.c b/lib/efi_selftest/efi_selftest_reset.c
new file mode 100644
index 0000000000..8b6ac24cb1
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_reset.c
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * efi_selftest_reset
+ *
+ * Copyright (c) 2020 Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * This test checks the following service at boot time or runtime:
+ * ResetSystem()
+ */
+
+#include <efi_selftest.h>
+
+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.
+ *
+ * @return:	EFI_ST_SUCCESS for success
+ */
+static int execute(void)
+{
+	u16 reset_data[] = L"Reset by selftest";
+
+	runtime->reset_system(EFI_RESET_COLD, EFI_SUCCESS,
+			      sizeof(reset_data), reset_data);
+	efi_st_error("Reset failed.\n");
+	return EFI_ST_FAILURE;
+}
+
+EFI_UNIT_TEST(reset) = {
+	.name = "reset system",
+	.phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
+	.setup = setup,
+	.execute = execute,
+	.on_request = true,
+};
+
+EFI_UNIT_TEST(resetrt) = {
+	.name = "reset system runtime",
+	.phase = EFI_SETUP_BEFORE_BOOTTIME_EXIT,
+	.setup = setup,
+	.execute = execute,
+	.on_request = true,
+};