78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* efi_selftest_memory
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*
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* Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
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*
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* This unit test checks the following boottime services:
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* CopyMem, SetMem, CalculateCrc32
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*
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* The memory type used for the device tree is checked.
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*/
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#include <efi_selftest.h>
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static struct efi_boot_services *boottime;
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/**
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* setup() - setup unit test
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*
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* @handle: handle of the loaded image
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* @systable: system table
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* Return: EFI_ST_SUCCESS for success
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*/
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static int setup(const efi_handle_t handle,
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const struct efi_system_table *systable)
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{
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boottime = systable->boottime;
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return EFI_ST_SUCCESS;
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}
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/*
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* execute() - execute unit test
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*
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* Return: EFI_ST_SUCCESS for success
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*/
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static int execute(void)
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{
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u8 c1[] = "abcdefghijklmnop";
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u8 c2[] = "abcdefghijklmnop";
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u32 crc32;
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efi_status_t ret;
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ret = boottime->calculate_crc32(c1, 16, &crc32);
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if (ret != EFI_SUCCESS) {
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efi_st_error("CalculateCrc32 failed\n");
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return EFI_ST_FAILURE;
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}
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if (crc32 != 0x943ac093) {
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efi_st_error("CalculateCrc32 returned wrong value\n");
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return EFI_ST_FAILURE;
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}
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boottime->copy_mem(&c1[5], &c1[3], 8);
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if (memcmp(c1, "abcdedefghijknop", 16)) {
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efi_st_error("CopyMem forward copy failed: %s\n", c1);
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return EFI_ST_FAILURE;
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}
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boottime->copy_mem(&c2[3], &c2[5], 8);
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if (memcmp(c2, "abcfghijklmlmnop", 16)) {
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efi_st_error("CopyMem backward copy failed: %s\n", c2);
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return EFI_ST_FAILURE;
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}
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boottime->set_mem(&c1[3], 8, 'x');
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if (memcmp(c1, "abcxxxxxxxxjknop", 16)) {
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efi_st_error("SetMem failed: %s\n", c1);
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return EFI_ST_FAILURE;
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}
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return EFI_ST_SUCCESS;
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}
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EFI_UNIT_TEST(mem) = {
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.name = "mem",
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.phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
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.setup = setup,
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.execute = execute,
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};
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