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/*
* Copyright (c) 2015-2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <fwu_nvm.h>
#include <io_storage.h>
#include <platform.h>
#include <platform_def.h>
#include <psci.h>
#include <status.h>
#include <smc.h>
#include <tftf_lib.h>
/*
* @Test_Aim@ Validate the FWU AUTH failure case.
* The Firmware Update feature implemented in Trusted Firmware
* code needs to be tested to check if FWU process gets started
* when watchdog resets the system due to Authentication
* failure of an image in BL1/BL2 stage.
* Test SUCCESS in case Firmware Update was done.
* Test FAIL in case Firmware Update was not done.
*/
test_result_t test_fwu_auth(void)
{
STATUS status;
unsigned int flag;
smc_args args = { SMC_PSCI_SYSTEM_RESET };
smc_ret_values ret = {0};
if (tftf_is_rebooted()) {
/*
* Check if the FIP update is done.
*/
status = fwu_nvm_read(FWU_TFTF_TESTCASE_BUFFER_OFFSET, &flag, 4);
if (status != STATUS_SUCCESS) {
tftf_testcase_printf("Failed to read NVM (%d)\n", status);
return TEST_RESULT_FAIL;
}
if (flag != FIP_IMAGE_UPDATE_DONE_FLAG) {
tftf_testcase_printf("FIP was not updated\n");
return TEST_RESULT_FAIL;
}
return TEST_RESULT_SUCCESS;
}
/*
* Corrupt the flash offset for authentication failure.
*/
flag = 0xdeadbeef;
status = fwu_nvm_write(FIP_CORRUPT_OFFSET, &flag, 4);
if (status != STATUS_SUCCESS) {
tftf_testcase_printf("Failed to corrupt FIP (%d)\n", status);
return TEST_RESULT_SKIPPED;
}
/*
* Provide the backup FIP address.
*/
flag = FIP_BKP_ADDRESS;
status = fwu_nvm_write(FWU_TFTF_TESTCASE_BUFFER_OFFSET, &flag, 4);
if (status != STATUS_SUCCESS) {
tftf_testcase_printf("Failed to update backup FIP address (%d)\n",
status);
return TEST_RESULT_SKIPPED;
}
/* Notify that we are rebooting now. */
tftf_notify_reboot();
/* Request PSCI system reset. */
ret = tftf_smc(&args);
/* The PSCI SYSTEM_RESET call is not supposed to return */
tftf_testcase_printf("System didn't reboot properly (%d)\n",
(unsigned int)ret.ret0);
return TEST_RESULT_FAIL;
}
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