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201c29a2d6
Add tests that confirm that the drivers work as expected, and we can walk through the available reset types trying to reset the board. Signed-off-by: Simon Glass <sjg@chromium.org>
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*
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* Copyright (C) 2015 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <reset.h>
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#include <asm/state.h>
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#include <asm/test.h>
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#include <dm/test.h>
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#include <test/ut.h>
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/* Test that we can use particular reset devices */
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static int dm_test_reset_base(struct unit_test_state *uts)
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{
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struct sandbox_state *state = state_get_current();
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struct udevice *dev;
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/* Device 0 is the platform data device - it should never respond */
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ut_assertok(uclass_get_device(UCLASS_RESET, 0, &dev));
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ut_asserteq(-ENODEV, reset_request(dev, RESET_WARM));
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ut_asserteq(-ENODEV, reset_request(dev, RESET_COLD));
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ut_asserteq(-ENODEV, reset_request(dev, RESET_POWER));
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/* Device 1 is the warm reset device */
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ut_assertok(uclass_get_device(UCLASS_RESET, 1, &dev));
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ut_asserteq(-EACCES, reset_request(dev, RESET_WARM));
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ut_asserteq(-ENOSYS, reset_request(dev, RESET_COLD));
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ut_asserteq(-ENOSYS, reset_request(dev, RESET_POWER));
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state->reset_allowed[RESET_WARM] = true;
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ut_asserteq(-EINPROGRESS, reset_request(dev, RESET_WARM));
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state->reset_allowed[RESET_WARM] = false;
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/* Device 2 is the cold reset device */
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ut_assertok(uclass_get_device(UCLASS_RESET, 2, &dev));
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ut_asserteq(-ENOSYS, reset_request(dev, RESET_WARM));
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ut_asserteq(-EACCES, reset_request(dev, RESET_COLD));
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state->reset_allowed[RESET_POWER] = false;
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ut_asserteq(-EACCES, reset_request(dev, RESET_POWER));
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state->reset_allowed[RESET_POWER] = true;
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return 0;
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}
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DM_TEST(dm_test_reset_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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/* Test that we can walk through the reset devices */
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static int dm_test_reset_walk(struct unit_test_state *uts)
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{
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struct sandbox_state *state = state_get_current();
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/* If we generate a power reset, we will exit sandbox! */
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state->reset_allowed[RESET_POWER] = false;
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ut_asserteq(-EACCES, reset_walk(RESET_WARM));
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ut_asserteq(-EACCES, reset_walk(RESET_COLD));
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ut_asserteq(-EACCES, reset_walk(RESET_POWER));
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/*
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* Enable cold reset - this should make cold reset work, plus a warm
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* reset should be promoted to cold, since this is the next step
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* along.
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*/
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state->reset_allowed[RESET_COLD] = true;
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ut_asserteq(-EINPROGRESS, reset_walk(RESET_WARM));
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ut_asserteq(-EINPROGRESS, reset_walk(RESET_COLD));
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ut_asserteq(-EACCES, reset_walk(RESET_POWER));
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state->reset_allowed[RESET_COLD] = false;
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state->reset_allowed[RESET_POWER] = true;
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return 0;
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}
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DM_TEST(dm_test_reset_walk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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