1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2015 Google, Inc
12 /* Test that sandbox PCI works correctly */
13 static int dm_test_pci_base(struct unit_test_state *uts)
17 ut_assertok(uclass_get_device(UCLASS_PCI, 0, &bus));
21 DM_TEST(dm_test_pci_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
23 /* Test that sandbox PCI bus numbering works correctly */
24 static int dm_test_pci_busnum(struct unit_test_state *uts)
28 ut_assertok(uclass_get_device_by_seq(UCLASS_PCI, 0, &bus));
32 DM_TEST(dm_test_pci_busnum, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
34 /* Test that we can use the swapcase device correctly */
35 static int dm_test_pci_swapcase(struct unit_test_state *uts)
37 struct udevice *emul, *swap;
38 ulong io_addr, mem_addr;
41 /* Check that asking for the device automatically fires up PCI */
42 ut_assertok(uclass_get_device(UCLASS_PCI_EMUL, 0, &emul));
43 ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(0, 0x1f, 0), &swap));
44 ut_assert(device_active(swap));
47 io_addr = dm_pci_read_bar32(swap, 0);
49 ut_asserteq(2, inb(io_addr));
52 * Now test memory mapping - note we must unmap and remap to cause
53 * the swapcase emulation to see our data and response.
55 mem_addr = dm_pci_read_bar32(swap, 1);
56 ptr = map_sysmem(mem_addr, 20);
57 strcpy(ptr, "This is a TesT");
60 ptr = map_sysmem(mem_addr, 20);
61 ut_asserteq_str("tHIS IS A tESt", ptr);
66 DM_TEST(dm_test_pci_swapcase, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);