1 What: /sys/bus/css/devices/.../type
3 Contact: Cornelia Huck <cornelia.huck@de.ibm.com>
4 linux-s390@vger.kernel.org
5 Description: Contains the subchannel type, as reported by the hardware.
6 This attribute is present for all subchannel types.
8 What: /sys/bus/css/devices/.../modalias
10 Contact: Cornelia Huck <cornelia.huck@de.ibm.com>
11 linux-s390@vger.kernel.org
12 Description: Contains the module alias as reported with uevents.
13 It is of the format css:t<type> and present for all
16 What: /sys/bus/css/drivers/io_subchannel/.../chpids
18 Contact: Cornelia Huck <cornelia.huck@de.ibm.com>
19 linux-s390@vger.kernel.org
20 Description: Contains the ids of the channel paths used by this
21 subchannel, as reported by the channel subsystem
22 during subchannel recognition.
23 Note: This is an I/O-subchannel specific attribute.
24 Users: s390-tools, HAL
26 What: /sys/bus/css/drivers/io_subchannel/.../pimpampom
28 Contact: Cornelia Huck <cornelia.huck@de.ibm.com>
29 linux-s390@vger.kernel.org
30 Description: Contains the PIM/PAM/POM values, as reported by the
31 channel subsystem when last queried by the common I/O
32 layer (this implies that this attribute is not necessarily
33 in sync with the values current in the channel subsystem).
34 Note: This is an I/O-subchannel specific attribute.
35 Users: s390-tools, HAL