[people/ms/u-boot.git] / test / dm / mailbox.c

/*
 * Copyright (c) 2016, NVIDIA CORPORATION.
 *
 * SPDX-License-Identifier: GPL-2.0
 */

#include <common.h>
#include <dm.h>
#include <dm/test.h>
#include <asm/mbox.h>
#include <test/ut.h>

static int dm_test_mailbox(struct unit_test_state *uts)
{
	struct udevice *dev;
	uint32_t msg;

	ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "mbox-test", &dev));
	ut_assertok(sandbox_mbox_test_get(dev));

	ut_asserteq(-ETIMEDOUT, sandbox_mbox_test_recv(dev, &msg));
	ut_assertok(sandbox_mbox_test_send(dev, 0xaaff9955UL));
	ut_assertok(sandbox_mbox_test_recv(dev, &msg));
	ut_asserteq(msg, 0xaaff9955UL ^ SANDBOX_MBOX_PING_XOR);
	ut_asserteq(-ETIMEDOUT, sandbox_mbox_test_recv(dev, &msg));

	ut_assertok(sandbox_mbox_test_free(dev));

	return 0;
}
DM_TEST(dm_test_mailbox, DM_TESTF_SCAN_FDT);
Commit	Line	Data
8961b524 SW	1	/*
	2	* Copyright (c) 2016, NVIDIA CORPORATION.
	3	*
	4	* SPDX-License-Identifier: GPL-2.0
	5	*/
	6
	7	#include <common.h>
	8	#include <dm.h>
	9	#include <dm/test.h>
	10	#include <asm/mbox.h>
	11	#include <test/ut.h>
	12
	13	static int dm_test_mailbox(struct unit_test_state *uts)
	14	{
	15	struct udevice *dev;
	16	uint32_t msg;
	17
	18	ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "mbox-test", &dev));
	19	ut_assertok(sandbox_mbox_test_get(dev));
	20
	21	ut_asserteq(-ETIMEDOUT, sandbox_mbox_test_recv(dev, &msg));
	22	ut_assertok(sandbox_mbox_test_send(dev, 0xaaff9955UL));
	23	ut_assertok(sandbox_mbox_test_recv(dev, &msg));
	24	ut_asserteq(msg, 0xaaff9955UL ^ SANDBOX_MBOX_PING_XOR);
	25	ut_asserteq(-ETIMEDOUT, sandbox_mbox_test_recv(dev, &msg));
	26
	27	ut_assertok(sandbox_mbox_test_free(dev));
	28
	29	return 0;
	30	}
	31	DM_TEST(dm_test_mailbox, DM_TESTF_SCAN_FDT);