blob: be7bd6de06005081d8e4ba7c14c231e58ff136f6 [file] [log] [blame]
Stephen Warren8961b522016-05-16 17:41:37 -06001/*
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
13static 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}
31DM_TEST(dm_test_mailbox, DM_TESTF_SCAN_FDT);