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/*
* Copyright (C) 2015 Google, Inc
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <asm/io.h>
#include <dm/test.h>
#include <test/ut.h>
/* Test that sandbox PCI works correctly */
static int dm_test_pci_base(struct unit_test_state *uts)
{
struct udevice *bus;
ut_assertok(uclass_get_device(UCLASS_PCI, 0, &bus));
return 0;
}
DM_TEST(dm_test_pci_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
/* Test that sandbox PCI bus numbering works correctly */
static int dm_test_pci_busnum(struct unit_test_state *uts)
{
struct udevice *bus;
ut_assertok(uclass_get_device_by_seq(UCLASS_PCI, 0, &bus));
return 0;
}
DM_TEST(dm_test_pci_busnum, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
/* Test that we can use the swapcase device correctly */
static int dm_test_pci_swapcase(struct unit_test_state *uts)
{
pci_dev_t pci_dev = PCI_BDF(0, 0x1f, 0);
struct pci_controller *hose;
struct udevice *bus, *swap;
ulong io_addr, mem_addr;
char *ptr;
/* Check that asking for the device automatically fires up PCI */
ut_assertok(uclass_get_device(UCLASS_PCI_EMUL, 0, &swap));
ut_assertok(uclass_get_device(UCLASS_PCI, 0, &bus));
hose = dev_get_uclass_priv(bus);
/* First test I/O */
io_addr = pci_read_bar32(hose, pci_dev, 0);
outb(2, io_addr);
ut_asserteq(2, inb(io_addr));
/*
* Now test memory mapping - note we must unmap and remap to cause
* the swapcase emulation to see our data and response.
*/
mem_addr = pci_read_bar32(hose, pci_dev, 1);
ptr = map_sysmem(mem_addr, 20);
strcpy(ptr, "This is a TesT");
unmap_sysmem(ptr);
ptr = map_sysmem(mem_addr, 20);
ut_asserteq_str("tHIS IS A tESt", ptr);
unmap_sysmem(ptr);
return 0;
}
DM_TEST(dm_test_pci_swapcase, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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