u-boot/test/dm/mailbox.c

33 lines
831 B
C
Raw Normal View History

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016, NVIDIA CORPORATION.
*/
#include <common.h>
#include <dm.h>
#include <malloc.h>
#include <dm/test.h>
#include <asm/mbox.h>
#include <test/test.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, UT_TESTF_SCAN_FDT);