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author | Bin Meng <bmeng.cn@gmail.com> | 2018-08-03 11:14:50 +0300 |
---|---|---|
committer | Simon Glass <sjg@chromium.org> | 2018-08-08 14:49:31 +0300 |
commit | 3ed214ac9bbd1df6cb5e043a39d9de41e481c3e9 (patch) | |
tree | c44303b604dc53812176aebc6cb94cdf392d69ac /test/dm | |
parent | 841f3216c298dbc5cf6802eac9ffe1e4da1167f4 (diff) | |
download | u-boot-3ed214ac9bbd1df6cb5e043a39d9de41e481c3e9.tar.xz |
test: dm: pci: Add tests for mixed static and dynamic devices on the same bus
In the Sandbox test configuration, PCI bus#0 only has static devices
while bus#1 only has dynamic devices. Create a bus#2 that has both
types of devices and test such.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'test/dm')
-rw-r--r-- | test/dm/pci.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/test/dm/pci.c b/test/dm/pci.c index 53d2ca1671..e03f6ba671 100644 --- a/test/dm/pci.c +++ b/test/dm/pci.c @@ -125,3 +125,66 @@ static int dm_test_pci_drvdata(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_pci_drvdata, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test that devices on PCI bus#2 can be accessed correctly */ +static int dm_test_pci_mixed(struct unit_test_state *uts) +{ + /* PCI bus#2 has both statically and dynamic declared devices */ + struct udevice *bus, *swap; + u16 vendor, device; + ulong io_addr, mem_addr; + char *ptr; + + ut_assertok(uclass_get_device_by_seq(UCLASS_PCI, 2, &bus)); + + /* Test the dynamic device */ + ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(2, 0x08, 0), &swap)); + vendor = 0; + ut_assertok(dm_pci_read_config16(swap, PCI_VENDOR_ID, &vendor)); + ut_asserteq(SANDBOX_PCI_VENDOR_ID, vendor); + + /* First test I/O */ + io_addr = dm_pci_read_bar32(swap, 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 = dm_pci_read_bar32(swap, 1); + ptr = map_sysmem(mem_addr, 30); + strcpy(ptr, "This is a TesT oN dYNAMIc"); + unmap_sysmem(ptr); + + ptr = map_sysmem(mem_addr, 30); + ut_asserteq_str("tHIS IS A tESt On DynamiC", ptr); + unmap_sysmem(ptr); + + /* Test the static device */ + ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(2, 0x1f, 0), &swap)); + device = 0; + ut_assertok(dm_pci_read_config16(swap, PCI_DEVICE_ID, &device)); + ut_asserteq(SANDBOX_PCI_DEVICE_ID, device); + + /* First test I/O */ + io_addr = dm_pci_read_bar32(swap, 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 = dm_pci_read_bar32(swap, 1); + ptr = map_sysmem(mem_addr, 30); + strcpy(ptr, "This is a TesT oN sTATIc"); + unmap_sysmem(ptr); + + ptr = map_sysmem(mem_addr, 30); + ut_asserteq_str("tHIS IS A tESt On StatiC", ptr); + unmap_sysmem(ptr); + + return 0; +} +DM_TEST(dm_test_pci_mixed, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |