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