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	By reusing DT nodes already available in sandbox's test DT introduce a test to validate dev_phys_to_bus()/dev_bus_to_phys(). Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Reviewed-by: Simon Glass <sjg@chromium.org> Tested-by: Peter Robinson <pbrobinson@gmail.com> Signed-off-by: Matthias Brugger <mbrugger@suse.com>
		
			
				
	
	
		
			38 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * Copyright (c) 2020 Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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 */
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#include <common.h>
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#include <dm.h>
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#include <mapmem.h>
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#include <phys2bus.h>
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#include <dm/device.h>
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#include <dm/ofnode.h>
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#include <dm/root.h>
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#include <dm/test.h>
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#include <dm/uclass-internal.h>
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#include <test/ut.h>
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static int dm_test_phys_to_bus(struct unit_test_state *uts)
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{
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	struct udevice *dev;
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	ofnode node;
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	node = ofnode_path("/mmio-bus@0");
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	ut_assert(ofnode_valid(node));
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	ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_BUS, node, &dev));
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	/* In this case it should be transparent, no dma-ranges in parent bus */
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	ut_asserteq_addr((void*)0xfffffULL, (void*)dev_phys_to_bus(dev, 0xfffff));
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	ut_asserteq_addr((void*)0xfffffULL, (void*)(ulong)dev_bus_to_phys(dev, 0xfffff));
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	node = ofnode_path("/mmio-bus@0/subnode@0");
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	ut_assert(ofnode_valid(node));
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	ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_FDT, node, &dev));
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	ut_asserteq_addr((void*)0x100fffffULL, (void*)dev_phys_to_bus(dev, 0xfffff));
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	ut_asserteq_addr((void*)0xfffffULL, (void*)(ulong)dev_bus_to_phys(dev, 0x100fffff));
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	return 0;
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}
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DM_TEST(dm_test_phys_to_bus, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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