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/* Copyright 2020 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <zephyr/device.h>
#include <zephyr/drivers/bbram.h>
#include <zephyr/fff.h>
#include <zephyr/logging/log.h>
#include <zephyr/shell/shell_dummy.h>
#include <zephyr/ztest_assert.h>
#include <zephyr/ztest_test_new.h>
#include "system.h"
LOG_MODULE_REGISTER(test);
#define BBRAM_REGION_OFF(name) \
DT_PROP(DT_PATH(named_bbram_regions, name), offset)
#define BBRAM_REGION_SIZE(name) \
DT_PROP(DT_PATH(named_bbram_regions, name), size)
static char mock_data[64] =
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@";
FAKE_VALUE_FUNC(uint64_t, cros_system_native_posix_deep_sleep_ticks,
const struct device *)
static void system_before_after(void *test_data)
{
RESET_FAKE(cros_system_native_posix_deep_sleep_ticks);
}
ZTEST_SUITE(system, NULL, NULL, system_before_after, system_before_after, NULL);
ZTEST(system, test_bbram_get)
{
const struct device *const bbram_dev =
DEVICE_DT_GET(DT_CHOSEN(cros_ec_bbram));
uint8_t output[10];
int rc;
/* Write expected data to read back */
rc = bbram_write(bbram_dev, 0, ARRAY_SIZE(mock_data), mock_data);
zassert_ok(rc, NULL);
rc = system_get_bbram(SYSTEM_BBRAM_IDX_PD0, output);
zassert_ok(rc, NULL);
zassert_mem_equal(output, mock_data + BBRAM_REGION_OFF(pd0),
BBRAM_REGION_SIZE(pd0), NULL);
rc = system_get_bbram(SYSTEM_BBRAM_IDX_PD1, output);
zassert_ok(rc, NULL);
zassert_mem_equal(output, mock_data + BBRAM_REGION_OFF(pd1),
BBRAM_REGION_SIZE(pd1), NULL);
rc = system_get_bbram(SYSTEM_BBRAM_IDX_PD2, output);
zassert_ok(rc, NULL);
zassert_mem_equal(output, mock_data + BBRAM_REGION_OFF(pd2),
BBRAM_REGION_SIZE(pd2), NULL);
rc = system_get_bbram(SYSTEM_BBRAM_IDX_TRY_SLOT, output);
zassert_ok(rc, NULL);
zassert_mem_equal(output, mock_data + BBRAM_REGION_OFF(try_slot),
BBRAM_REGION_SIZE(try_slot), NULL);
}
ZTEST(system, test_save_read_chip_reset_flags)
{
uint32_t arbitrary_flags = 0x1234;
chip_save_reset_flags(0);
chip_save_reset_flags(arbitrary_flags);
zassert_equal(chip_read_reset_flags(), arbitrary_flags);
}
ZTEST(system, test_system_set_get_scratchpad)
{
/* Arbitrary values */
uint32_t scratch_set = 0x1234;
uint32_t scratch_read;
system_set_scratchpad(scratch_set);
system_get_scratchpad(&scratch_read);
zassert_equal(scratch_read, scratch_set);
}
ZTEST_USER(system, test_system_console_cmd__idlestats)
{
const struct device *sys_dev = device_get_binding("CROS_SYSTEM");
const struct shell *shell_zephyr = get_ec_shell();
const char *outbuffer;
size_t buffer_size;
zassert_not_null(sys_dev);
shell_backend_dummy_clear_output(shell_zephyr);
k_sleep(K_SECONDS(1));
zassert_ok(shell_execute_cmd(shell_zephyr, "idlestats"), NULL);
/* Weakly verify contents */
outbuffer = shell_backend_dummy_get_output(shell_zephyr, &buffer_size);
zassert_not_equal(buffer_size, 0);
zassert_not_null(strstr(outbuffer, "Time spent in deep-sleep:"));
zassert_not_null(strstr(outbuffer, "Total time on:"));
zassert_equal(cros_system_native_posix_deep_sleep_ticks_fake.call_count,
1);
}
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