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-rw-r--r--Documentation/ABI/testing/sysfs-bus-pci18
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci
index 191cbe9ae5ed..1eeac7f59672 100644
--- a/Documentation/ABI/testing/sysfs-bus-pci
+++ b/Documentation/ABI/testing/sysfs-bus-pci
@@ -187,6 +187,24 @@ Description:
The symbolic link points to the PCI device sysfs entry of the
Physical Function this device associates with.
+What: /sys/bus/pci/devices/.../modalias
+Date: May 2005
+Contact: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+Description:
+ This attribute indicates the PCI ID of the device object.
+
+ That is in the format:
+ pci:vXXXXXXXXdXXXXXXXXsvXXXXXXXXsdXXXXXXXXbcXXscXXiXX,
+ where:
+
+ - vXXXXXXXX contains the vendor ID;
+ - dXXXXXXXX contains the device ID;
+ - svXXXXXXXX contains the sub-vendor ID;
+ - sdXXXXXXXX contains the subsystem device ID;
+ - bcXX contains the device class;
+ - scXX contains the device subclass;
+ - iXX contains the device class programming interface.
+
What: /sys/bus/pci/slots/.../module
Date: June 2009
Contact: linux-pci@vger.kernel.org