// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (c) 2020 Nicolas Saenz Julienne */ #include #include #include #include #include #include #include #include #include #include static int dm_test_phys_to_bus(struct unit_test_state *uts) { struct udevice *dev; ofnode node; node = ofnode_path("/mmio-bus@0"); ut_assert(ofnode_valid(node)); ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_BUS, node, &dev)); /* In this case it should be transparent, no dma-ranges in parent bus */ ut_asserteq_addr((void*)0xfffffULL, (void*)dev_phys_to_bus(dev, 0xfffff)); ut_asserteq_addr((void*)0xfffffULL, (void*)(ulong)dev_bus_to_phys(dev, 0xfffff)); node = ofnode_path("/mmio-bus@0/subnode@0"); ut_assert(ofnode_valid(node)); ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_FDT, node, &dev)); ut_asserteq_addr((void*)0x100fffffULL, (void*)dev_phys_to_bus(dev, 0xfffff)); ut_asserteq_addr((void*)0xfffffULL, (void*)(ulong)dev_bus_to_phys(dev, 0x100fffff)); return 0; } DM_TEST(dm_test_phys_to_bus, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);