1if S390 2 3comment "S/390 block device drivers" 4 depends on S390 5 6config BLK_DEV_XPRAM 7 tristate "XPRAM disk support" 8 depends on S390 9 help 10 Select this option if you want to use your expanded storage on S/390 11 or zSeries as a disk. This is useful as a _fast_ swap device if you 12 want to access more than 2G of memory when running in 31 bit mode. 13 This option is also available as a module which will be called 14 xpram. If unsure, say "N". 15 16config DCSSBLK 17 tristate "DCSSBLK support" 18 help 19 Support for dcss block device 20 21config DASD 22 tristate "Support for DASD devices" 23 depends on CCW 24 help 25 Enable this option if you want to access DASDs directly utilizing 26 S/390s channel subsystem commands. This is necessary for running 27 natively on a single image or an LPAR. 28 29config DASD_PROFILE 30 bool "Profiling support for dasd devices" 31 depends on DASD 32 help 33 Enable this option if you want to see profiling information 34 in /proc/dasd/statistics. 35 36config DASD_ECKD 37 tristate "Support for ECKD Disks" 38 depends on DASD 39 help 40 ECKD devices are the most commonly used devices. You should enable 41 this option unless you are very sure to have no ECKD device. 42 43config DASD_FBA 44 tristate "Support for FBA Disks" 45 depends on DASD 46 help 47 Select this option to be able to access FBA devices. It is safe to 48 say "Y". 49 50config DASD_DIAG 51 tristate "Support for DIAG access to Disks" 52 depends on DASD && ( 64BIT = 'n' || EXPERIMENTAL) 53 help 54 Select this option if you want to use Diagnose250 command to access 55 Disks under VM. If you are not running under VM or unsure what it is, 56 say "N". 57 58endif 59