| if S390 |
| |
| comment "S/390 block device drivers" |
| depends on S390 |
| |
| config BLK_DEV_XPRAM |
| tristate "XPRAM disk support" |
| depends on S390 |
| help |
| Select this option if you want to use your expanded storage on S/390 |
| or zSeries as a disk. This is useful as a _fast_ swap device if you |
| want to access more than 2G of memory when running in 31 bit mode. |
| This option is also available as a module which will be called |
| xpram. If unsure, say "N". |
| |
| config DCSSBLK |
| tristate "DCSSBLK support" |
| help |
| Support for dcss block device |
| |
| config DASD |
| tristate "Support for DASD devices" |
| depends on CCW |
| help |
| Enable this option if you want to access DASDs directly utilizing |
| S/390s channel subsystem commands. This is necessary for running |
| natively on a single image or an LPAR. |
| |
| config DASD_PROFILE |
| bool "Profiling support for dasd devices" |
| depends on DASD |
| help |
| Enable this option if you want to see profiling information |
| in /proc/dasd/statistics. |
| |
| config DASD_ECKD |
| tristate "Support for ECKD Disks" |
| depends on DASD |
| help |
| ECKD devices are the most commonly used devices. You should enable |
| this option unless you are very sure to have no ECKD device. |
| |
| config DASD_FBA |
| tristate "Support for FBA Disks" |
| depends on DASD |
| help |
| Select this option to be able to access FBA devices. It is safe to |
| say "Y". |
| |
| config DASD_DIAG |
| tristate "Support for DIAG access to Disks" |
| depends on DASD && ( 64BIT = 'n' || EXPERIMENTAL) |
| help |
| Select this option if you want to use Diagnose250 command to access |
| Disks under VM. If you are not running under VM or unsure what it is, |
| say "N". |
| |
| config DASD_CMB |
| tristate "Compatibility interface for DASD channel measurement blocks" |
| depends on DASD |
| help |
| This driver provides an additional interface to the channel measurement |
| facility, which is normally accessed though sysfs, with a set of |
| ioctl functions specific to the dasd driver. |
| This is only needed if you want to use applications written for |
| linux-2.4 dasd channel measurement facility interface. |
| |
| endif |