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/* Copyright 2020 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "flash.h"
#include "gpio.h"
#include "string.h"
#include "system.h"
#include "task.h"
#include "test_util.h"
test_static int check_image_and_hardware_write_protect(void)
{
if (system_get_image_copy() != EC_IMAGE_RO) {
ccprintf("This test is only works when running RO\n");
return EC_ERROR_UNKNOWN;
}
if (gpio_get_level(GPIO_WP) != 1) {
ccprintf("Hardware write protect (GPIO_WP) must be enabled\n");
return EC_ERROR_UNKNOWN;
}
return EC_SUCCESS;
}
test_static int test_flash_write_protect_enable(void)
{
int rv;
TEST_EQ(check_image_and_hardware_write_protect(), EC_SUCCESS, "%d");
/* Equivalent of ectool --name=cros_fp flashprotect enable */
rv = flash_set_protect(EC_FLASH_PROTECT_RO_AT_BOOT,
EC_FLASH_PROTECT_RO_AT_BOOT);
return rv;
}
test_static int test_flash_write_protect_disable(void)
{
int rv;
TEST_EQ(check_image_and_hardware_write_protect(), EC_SUCCESS, "%d");
/* Equivalent of ectool --name=cros_fp flashprotect disable */
rv = flash_set_protect(EC_FLASH_PROTECT_RO_AT_BOOT, 0);
TEST_NE(rv, EC_SUCCESS, "%d");
return EC_SUCCESS;
}
test_static void run_test_step1(void)
{
ccprintf("Step 1: Flash write protect test\n");
RUN_TEST(test_flash_write_protect_enable);
if (test_get_error_count())
test_reboot_to_next_step(TEST_STATE_FAILED);
else
test_reboot_to_next_step(TEST_STATE_STEP_2);
}
test_static void run_test_step2(void)
{
ccprintf("Step 2: Flash write protect test\n");
RUN_TEST(test_flash_write_protect_disable);
if (test_get_error_count())
test_reboot_to_next_step(TEST_STATE_FAILED);
else
test_reboot_to_next_step(TEST_STATE_PASSED);
}
void test_run_step(uint32_t state)
{
if (state & TEST_STATE_MASK(TEST_STATE_STEP_1))
run_test_step1();
else if (state & TEST_STATE_MASK(TEST_STATE_STEP_2))
run_test_step2();
}
int task_test(void *unused)
{
test_run_multistep();
return EC_SUCCESS;
}
void run_test(int argc, char **argv)
{
msleep(30); /* Wait for TASK_ID_TEST to initialize */
task_wake(TASK_ID_TEST);
}
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