From: Stephen Carlson stcarlso@linux.microsoft.com
Adds a test for the new pci_mps command to ensure that it can set the Maximum Payload Size (MPS) of all devices to 256 bytes in the sandbox environment. Enables the pci_mps command in the sandbox environment so that this test can be run.
Signed-off-by: Stephen Carlson stcarlso@linux.microsoft.com --- MAINTAINERS | 6 ++++++ configs/sandbox_defconfig | 1 + test/py/tests/test_pci_mps.py | 13 +++++++++++++ 3 files changed, 20 insertions(+) create mode 100644 test/py/tests/test_pci_mps.py
diff --git a/MAINTAINERS b/MAINTAINERS index 3e8e193ecc..83948b6aa7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1242,6 +1242,12 @@ M: Heiko Schocher hs@denx.de S: Maintained F: drivers/pci/pci_mpc85xx.c
+PCI MPS +M: Stephen Carlson stcarlso@linux.microsoft.com +S: Maintained +F: cmd/pci_mps.c +F: test/py/tests/test_pci_mps.py + POWER M: Jaehoon Chung jh80.chung@samsung.com S: Maintained diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig index 34c342b6f5..cd6bb8e2c4 100644 --- a/configs/sandbox_defconfig +++ b/configs/sandbox_defconfig @@ -77,6 +77,7 @@ CONFIG_CMD_MMC=y CONFIG_CMD_MUX=y CONFIG_CMD_OSD=y CONFIG_CMD_PCI=y +CONFIG_CMD_PCI_MPS=y CONFIG_CMD_READ=y CONFIG_CMD_REMOTEPROC=y CONFIG_CMD_SPI=y diff --git a/test/py/tests/test_pci_mps.py b/test/py/tests/test_pci_mps.py new file mode 100644 index 0000000000..8d33490f9f --- /dev/null +++ b/test/py/tests/test_pci_mps.py @@ -0,0 +1,13 @@ +# SPDX-License-Identifier: GPL-2.0+ + +import pytest + +@pytest.mark.boardspec('sandbox') +@pytest.mark.buildconfigspec('cmd_pci') +@pytest.mark.buildconfigspec('cmd_pci_mps') +def test_pci_mps_safe(u_boot_console): + """Tests that PCI MPS can be set to safe mode and uses 256 bytes.""" + + response = u_boot_console.run_command('pci e; pci_mps s') + expected_response = 'to 256B' + assert(expected_response in response)