75 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			2.6 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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| 
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| #include <common.h>
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| #include <dm.h>
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| #include <sysreset.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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| 
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| /* Test that we can use particular sysreset devices */
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| static int dm_test_sysreset_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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| 
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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_SYSRESET, 0, &dev));
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| 	ut_asserteq(-ENODEV, sysreset_request(dev, SYSRESET_WARM));
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| 	ut_asserteq(-ENODEV, sysreset_request(dev, SYSRESET_COLD));
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| 	ut_asserteq(-ENODEV, sysreset_request(dev, SYSRESET_POWER));
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| 
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| 	/* Device 1 is the warm sysreset device */
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| 	ut_assertok(uclass_get_device(UCLASS_SYSRESET, 1, &dev));
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| 	ut_asserteq(-EACCES, sysreset_request(dev, SYSRESET_WARM));
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| 	ut_asserteq(-ENOSYS, sysreset_request(dev, SYSRESET_COLD));
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| 	ut_asserteq(-ENOSYS, sysreset_request(dev, SYSRESET_POWER));
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| 
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| 	state->sysreset_allowed[SYSRESET_WARM] = true;
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| 	ut_asserteq(-EINPROGRESS, sysreset_request(dev, SYSRESET_WARM));
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| 	state->sysreset_allowed[SYSRESET_WARM] = false;
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| 
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| 	/* Device 2 is the cold sysreset device */
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| 	ut_assertok(uclass_get_device(UCLASS_SYSRESET, 2, &dev));
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| 	ut_asserteq(-ENOSYS, sysreset_request(dev, SYSRESET_WARM));
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| 	ut_asserteq(-EACCES, sysreset_request(dev, SYSRESET_COLD));
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| 	state->sysreset_allowed[SYSRESET_POWER] = false;
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| 	ut_asserteq(-EACCES, sysreset_request(dev, SYSRESET_POWER));
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| 	state->sysreset_allowed[SYSRESET_POWER] = true;
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| 
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| 	return 0;
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| }
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| DM_TEST(dm_test_sysreset_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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| 
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| /* Test that we can walk through the sysreset devices */
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| static int dm_test_sysreset_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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| 
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| 	/* If we generate a power sysreset, we will exit sandbox! */
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| 	state->sysreset_allowed[SYSRESET_POWER] = false;
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| 	ut_asserteq(-EACCES, sysreset_walk(SYSRESET_WARM));
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| 	ut_asserteq(-EACCES, sysreset_walk(SYSRESET_COLD));
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| 	ut_asserteq(-EACCES, sysreset_walk(SYSRESET_POWER));
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| 
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| 	/*
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| 	 * Enable cold system reset - this should make cold system reset work,
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| 	 * plus a warm system reset should be promoted to cold, since this is
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| 	 * the next step along.
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| 	 */
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| 	state->sysreset_allowed[SYSRESET_COLD] = true;
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| 	ut_asserteq(-EINPROGRESS, sysreset_walk(SYSRESET_WARM));
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| 	ut_asserteq(-EINPROGRESS, sysreset_walk(SYSRESET_COLD));
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| 	ut_asserteq(-EACCES, sysreset_walk(SYSRESET_POWER));
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| 	state->sysreset_allowed[SYSRESET_COLD] = false;
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| 	state->sysreset_allowed[SYSRESET_POWER] = true;
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| 
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| 	return 0;
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| }
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| DM_TEST(dm_test_sysreset_walk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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