upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/lib/efi_selftest/efi_selftest_startimage_exit.c

148 lines
3.0 KiB

// SPDX-License-Identifier: GPL-2.0+
/*
* efi_selftest_start_image
*
* Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
*
* 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,
};