| What:		/sys/bus/css/devices/.../type | 
 | Date:		March 2008 | 
 | Contact:	Cornelia Huck <cornelia.huck@de.ibm.com> | 
 | 		linux-s390@vger.kernel.org | 
 | Description:	Contains the subchannel type, as reported by the hardware. | 
 | 		This attribute is present for all subchannel types. | 
 |  | 
 | What:		/sys/bus/css/devices/.../modalias | 
 | Date:		March 2008 | 
 | Contact:	Cornelia Huck <cornelia.huck@de.ibm.com> | 
 | 		linux-s390@vger.kernel.org | 
 | Description:	Contains the module alias as reported with uevents. | 
 | 		It is of the format css:t<type> and present for all | 
 | 		subchannel types. | 
 |  | 
 | What:		/sys/bus/css/drivers/io_subchannel/.../chpids | 
 | Date:		December 2002 | 
 | Contact:	Cornelia Huck <cornelia.huck@de.ibm.com> | 
 | 		linux-s390@vger.kernel.org | 
 | Description:	Contains the ids of the channel paths used by this | 
 | 		subchannel, as reported by the channel subsystem | 
 | 		during subchannel recognition. | 
 | 		Note: This is an I/O-subchannel specific attribute. | 
 | Users:		s390-tools, HAL | 
 |  | 
 | What:		/sys/bus/css/drivers/io_subchannel/.../pimpampom | 
 | Date:		December 2002 | 
 | Contact:	Cornelia Huck <cornelia.huck@de.ibm.com> | 
 | 		linux-s390@vger.kernel.org | 
 | Description:	Contains the PIM/PAM/POM values, as reported by the | 
 | 		channel subsystem when last queried by the common I/O | 
 | 		layer (this implies that this attribute is not necessarily | 
 | 		in sync with the values current in the channel subsystem). | 
 | 		Note: This is an I/O-subchannel specific attribute. | 
 | Users:		s390-tools, HAL |