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-rw-r--r--lib/efi_selftest/.gitignore2
-rw-r--r--lib/efi_selftest/Makefile36
-rw-r--r--lib/efi_selftest/efi_selftest_miniapp_exit.c37
-rw-r--r--lib/efi_selftest/efi_selftest_miniapp_return.c32
-rw-r--r--lib/efi_selftest/efi_selftest_startimage_exit.c149
-rw-r--r--lib/efi_selftest/efi_selftest_startimage_return.c149
6 files changed, 405 insertions, 0 deletions
diff --git a/lib/efi_selftest/.gitignore b/lib/efi_selftest/.gitignore
new file mode 100644
index 0000000000..c527e464e5
--- /dev/null
+++ b/lib/efi_selftest/.gitignore
@@ -0,0 +1,2 @@
+efi_miniapp_file_image.h
+*.efi
diff --git a/lib/efi_selftest/Makefile b/lib/efi_selftest/Makefile
index e549553c82..70ad0b71ce 100644
--- a/lib/efi_selftest/Makefile
+++ b/lib/efi_selftest/Makefile
@@ -7,6 +7,9 @@
# This file only gets included with CONFIG_EFI_LOADER set, so all
# object inclusion implicitly depends on it
+CFLAGS_efi_selftest_miniapp.o := $(CFLAGS_EFI) -Os -ffreestanding
+CFLAGS_REMOVE_efi_selftest_miniapp.o := $(CFLAGS_NON_EFI) -Os
+
obj-$(CONFIG_CMD_BOOTEFI_SELFTEST) += \
efi_selftest.o \
efi_selftest_controllers.o \
@@ -21,3 +24,36 @@ efi_selftest_textoutput.o \
efi_selftest_tpl.o \
efi_selftest_util.o \
efi_selftest_watchdog.o
+
+
+# TODO: As of v2018.01 the relocation code for the EFI application cannot
+# be built on x86_64.
+ifeq ($(CONFIG_X86_64),)
+
+ifneq ($(CONFIG_CMD_BOOTEFI_SELFTEST),)
+
+obj-y += \
+efi_selftest_startimage_exit.o \
+efi_selftest_startimage_return.o
+
+targets += \
+efi_miniapp_file_image_exit.h \
+efi_miniapp_file_image_return.h \
+efi_selftest_miniapp_exit.efi \
+efi_selftest_miniapp_return.efi
+
+$(obj)/efi_miniapp_file_image_exit.h: $(obj)/efi_selftest_miniapp_exit.efi
+ $(obj)/../../tools/file2include $(obj)/efi_selftest_miniapp_exit.efi > \
+ $(obj)/efi_miniapp_file_image_exit.h
+
+$(obj)/efi_miniapp_file_image_return.h: $(obj)/efi_selftest_miniapp_return.efi
+ $(obj)/../../tools/file2include $(obj)/efi_selftest_miniapp_return.efi > \
+ $(obj)/efi_miniapp_file_image_return.h
+
+$(obj)/efi_selftest_startimage_exit.o: $(obj)/efi_miniapp_file_image_exit.h
+
+$(obj)/efi_selftest_startimage_return.o: $(obj)/efi_miniapp_file_image_return.h
+
+endif
+
+endif
diff --git a/lib/efi_selftest/efi_selftest_miniapp_exit.c b/lib/efi_selftest/efi_selftest_miniapp_exit.c
new file mode 100644
index 0000000000..590c948a1c
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_miniapp_exit.c
@@ -0,0 +1,37 @@
+/*
+ * efi_selftest_miniapp_exit
+ *
+ * Copyright (c) 2018 Heinrich Schuchardt
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This EFI application is run by the StartImage selftest.
+ * It uses the Exit boot service to return.
+ */
+
+#include <common.h>
+#include <efi_api.h>
+
+/*
+ * Entry point of the EFI application.
+ *
+ * @handle handle of the loaded image
+ * @systable system table
+ * @return status code
+ */
+efi_status_t EFIAPI efi_main(efi_handle_t handle,
+ struct efi_system_table *systable)
+{
+ struct efi_simple_text_output_protocol *con_out = systable->con_out;
+
+ con_out->output_string(con_out, L"EFI application calling Exit");
+
+ /* The return value is checked by the calling test */
+ systable->boottime->exit(handle, EFI_UNSUPPORTED, 0, NULL);
+
+ /*
+ * This statement should not be reached.
+ * To enable testing use a different return value.
+ */
+ return EFI_SUCCESS;
+}
diff --git a/lib/efi_selftest/efi_selftest_miniapp_return.c b/lib/efi_selftest/efi_selftest_miniapp_return.c
new file mode 100644
index 0000000000..e5d3979b03
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_miniapp_return.c
@@ -0,0 +1,32 @@
+/*
+ * efi_selftest_miniapp_return
+ *
+ * Copyright (c) 2018 Heinrich Schuchardt
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This EFI application is run by the StartImage selftest.
+ * It returns directly without calling the Exit boot service.
+ */
+
+#include <common.h>
+#include <efi_api.h>
+
+/*
+ * Entry point of the EFI application.
+ *
+ * @handle handle of the loaded image
+ * @systable system table
+ * @return status code
+ */
+efi_status_t EFIAPI efi_main(efi_handle_t handle,
+ struct efi_system_table *systable)
+{
+ struct efi_simple_text_output_protocol *con_out = systable->con_out;
+
+ con_out->output_string(con_out,
+ L"EFI application returning w/o calling Exit");
+
+ /* The return value is checked by the calling test */
+ return EFI_INCOMPATIBLE_VERSION;
+}
diff --git a/lib/efi_selftest/efi_selftest_startimage_exit.c b/lib/efi_selftest/efi_selftest_startimage_exit.c
new file mode 100644
index 0000000000..0809690e97
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_startimage_exit.c
@@ -0,0 +1,149 @@
+/*
+ * efi_selftest_start_image
+ *
+ * Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This test checks the StartImage boot service.
+ * The efi_selftest_miniapp_exit.efi application is loaded into memory
+ * and started.
+ */
+
+#include <efi_selftest.h>
+/* Include containing the miniapp.efi application */
+#include "efi_miniapp_file_image_exit.h"
+
+/* Block size of compressed disk image */
+#define COMPRESSED_DISK_IMAGE_BLOCK_SIZE 8
+
+/* Binary logarithm of the block size */
+#define LB_BLOCK_SIZE 9
+
+static efi_handle_t image_handle;
+static struct efi_boot_services *boottime;
+
+/* One 8 byte block of the compressed disk image */
+struct line {
+ size_t addr;
+ char *line;
+};
+
+/* Compressed file image */
+struct compressed_file_image {
+ size_t length;
+ struct line lines[];
+};
+
+static struct compressed_file_image img = EFI_ST_DISK_IMG;
+
+/* Decompressed file image */
+static u8 *image;
+
+/*
+ * Decompress the disk image.
+ *
+ * @image decompressed disk image
+ * @return status code
+ */
+static efi_status_t decompress(u8 **image)
+{
+ u8 *buf;
+ size_t i;
+ size_t addr;
+ size_t len;
+ efi_status_t ret;
+
+ ret = boottime->allocate_pool(EFI_LOADER_DATA, img.length,
+ (void **)&buf);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Out of memory\n");
+ return ret;
+ }
+ boottime->set_mem(buf, img.length, 0);
+
+ for (i = 0; ; ++i) {
+ if (!img.lines[i].line)
+ break;
+ addr = img.lines[i].addr;
+ len = COMPRESSED_DISK_IMAGE_BLOCK_SIZE;
+ if (addr + len > img.length)
+ len = img.length - addr;
+ boottime->copy_mem(buf + addr, img.lines[i].line, len);
+ }
+ *image = buf;
+ return ret;
+}
+
+/*
+ * 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)
+{
+ image_handle = handle;
+ boottime = systable->boottime;
+
+ /* Load the application image into memory */
+ decompress(&image);
+
+ return EFI_ST_SUCCESS;
+}
+
+/*
+ * Tear down unit test.
+ *
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int teardown(void)
+{
+ efi_status_t r = EFI_ST_SUCCESS;
+
+ if (image) {
+ r = efi_free_pool(image);
+ if (r != EFI_SUCCESS) {
+ efi_st_error("Failed to free image\n");
+ return EFI_ST_FAILURE;
+ }
+ }
+ return r;
+}
+
+/*
+ * Execute unit test.
+ *
+ * Load and start the application image.
+ *
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int execute(void)
+{
+ efi_status_t ret;
+ efi_handle_t handle;
+
+ ret = boottime->load_image(false, image_handle, NULL, image,
+ img.length, &handle);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to load image\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->start_image(handle, NULL, NULL);
+ if (ret != EFI_UNSUPPORTED) {
+ efi_st_error("Wrong return value from application\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+EFI_UNIT_TEST(startimage_exit) = {
+ .name = "start image exit",
+ .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
+ .setup = setup,
+ .execute = execute,
+ .teardown = teardown,
+};
diff --git a/lib/efi_selftest/efi_selftest_startimage_return.c b/lib/efi_selftest/efi_selftest_startimage_return.c
new file mode 100644
index 0000000000..2209911457
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_startimage_return.c
@@ -0,0 +1,149 @@
+/*
+ * efi_selftest_start_image
+ *
+ * Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This test checks the StartImage boot service.
+ * The efi_selftest_miniapp_return.efi application is loaded into memory
+ * and started.
+ */
+
+#include <efi_selftest.h>
+/* Include containing the miniapp.efi application */
+#include "efi_miniapp_file_image_return.h"
+
+/* Block size of compressed disk image */
+#define COMPRESSED_DISK_IMAGE_BLOCK_SIZE 8
+
+/* Binary logarithm of the block size */
+#define LB_BLOCK_SIZE 9
+
+static efi_handle_t image_handle;
+static struct efi_boot_services *boottime;
+
+/* One 8 byte block of the compressed disk image */
+struct line {
+ size_t addr;
+ char *line;
+};
+
+/* Compressed file image */
+struct compressed_file_image {
+ size_t length;
+ struct line lines[];
+};
+
+static struct compressed_file_image img = EFI_ST_DISK_IMG;
+
+/* Decompressed file image */
+static u8 *image;
+
+/*
+ * Decompress the disk image.
+ *
+ * @image decompressed disk image
+ * @return status code
+ */
+static efi_status_t decompress(u8 **image)
+{
+ u8 *buf;
+ size_t i;
+ size_t addr;
+ size_t len;
+ efi_status_t ret;
+
+ ret = boottime->allocate_pool(EFI_LOADER_DATA, img.length,
+ (void **)&buf);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Out of memory\n");
+ return ret;
+ }
+ boottime->set_mem(buf, img.length, 0);
+
+ for (i = 0; ; ++i) {
+ if (!img.lines[i].line)
+ break;
+ addr = img.lines[i].addr;
+ len = COMPRESSED_DISK_IMAGE_BLOCK_SIZE;
+ if (addr + len > img.length)
+ len = img.length - addr;
+ boottime->copy_mem(buf + addr, img.lines[i].line, len);
+ }
+ *image = buf;
+ return ret;
+}
+
+/*
+ * 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)
+{
+ image_handle = handle;
+ boottime = systable->boottime;
+
+ /* Load the application image into memory */
+ decompress(&image);
+
+ return EFI_ST_SUCCESS;
+}
+
+/*
+ * Tear down unit test.
+ *
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int teardown(void)
+{
+ efi_status_t r = EFI_ST_SUCCESS;
+
+ if (image) {
+ r = efi_free_pool(image);
+ if (r != EFI_SUCCESS) {
+ efi_st_error("Failed to free image\n");
+ return EFI_ST_FAILURE;
+ }
+ }
+ return r;
+}
+
+/*
+ * Execute unit test.
+ *
+ * Load and start the application image.
+ *
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int execute(void)
+{
+ efi_status_t ret;
+ efi_handle_t handle;
+
+ ret = boottime->load_image(false, image_handle, NULL, image,
+ img.length, &handle);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to load image\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->start_image(handle, NULL, NULL);
+ if (ret != EFI_INCOMPATIBLE_VERSION) {
+ efi_st_error("Wrong return value from application\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+EFI_UNIT_TEST(startimage) = {
+ .name = "start image return",
+ .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
+ .setup = setup,
+ .execute = execute,
+ .teardown = teardown,
+};
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