[PATCH 3/3] test: Add test for new command pci_mps
stcarlso at linux.microsoft.com
stcarlso at linux.microsoft.com
Wed Mar 8 01:32:34 CET 2023
From: Stephen Carlson <stcarlso at 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 at 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 at denx.de>
S: Maintained
F: drivers/pci/pci_mpc85xx.c
+PCI MPS
+M: Stephen Carlson <stcarlso at linux.microsoft.com>
+S: Maintained
+F: cmd/pci_mps.c
+F: test/py/tests/test_pci_mps.py
+
POWER
M: Jaehoon Chung <jh80.chung at 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
+
+ at pytest.mark.boardspec('sandbox')
+ at pytest.mark.buildconfigspec('cmd_pci')
+ at 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)
--
2.25.1
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