u-boot/test/dm/bootcount.c
Nandor Han c50b21b705 bootcount: add a new driver with syscon as backend
The driver will use a syscon regmap as backend and supports both
16 and 32 size value. The value will be stored in the CPU's endianness.

Signed-off-by: Nandor Han <nandor.han@vaisala.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-08-22 11:04:52 +02:00

83 lines
2.1 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) 2018 Theobroma Systems Design und Consulting GmbH
*/
#include <common.h>
#include <dm.h>
#include <bootcount.h>
#include <log.h>
#include <asm/test.h>
#include <dm/test.h>
#include <test/test.h>
#include <test/ut.h>
static int dm_test_bootcount_rtc(struct unit_test_state *uts)
{
struct udevice *dev;
u32 val;
ut_assertok(uclass_get_device_by_name(UCLASS_BOOTCOUNT, "bootcount@0",
&dev));
ut_assertok(dm_bootcount_set(dev, 0));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0);
ut_assertok(dm_bootcount_set(dev, 0xab));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0xab);
ut_assertok(uclass_get_device(UCLASS_BOOTCOUNT, 1, &dev));
ut_assertok(dm_bootcount_set(dev, 0));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0);
ut_assertok(dm_bootcount_set(dev, 0xab));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0xab);
return 0;
}
DM_TEST(dm_test_bootcount_rtc, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
static int dm_test_bootcount_syscon_four_bytes(struct unit_test_state *uts)
{
struct udevice *dev;
u32 val;
sandbox_set_enable_memio(true);
ut_assertok(uclass_get_device_by_name(UCLASS_BOOTCOUNT, "bootcount_4@0",
&dev));
ut_assertok(dm_bootcount_set(dev, 0xab));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0xab);
ut_assertok(dm_bootcount_set(dev, 0));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0);
return 0;
}
DM_TEST(dm_test_bootcount_syscon_four_bytes,
UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
static int dm_test_bootcount_syscon_two_bytes(struct unit_test_state *uts)
{
struct udevice *dev;
u32 val;
sandbox_set_enable_memio(true);
ut_assertok(uclass_get_device_by_name(UCLASS_BOOTCOUNT, "bootcount_2@0",
&dev));
ut_assertok(dm_bootcount_set(dev, 0xab));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0xab);
ut_assertok(dm_bootcount_set(dev, 0));
ut_assertok(dm_bootcount_get(dev, &val));
ut_assert(val == 0);
return 0;
}
DM_TEST(dm_test_bootcount_syscon_two_bytes,
UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);