| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | if ARCH_S390 |
| 2 | |
| 3 | comment "S/390 block device drivers" |
| 4 | depends on ARCH_S390 |
| 5 | |
| 6 | config BLK_DEV_XPRAM |
| 7 | tristate "XPRAM disk support" |
| 8 | depends on ARCH_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 | |
| 16 | config DCSSBLK |
| 17 | tristate "DCSSBLK support" |
| 18 | help |
| 19 | Support for dcss block device |
| 20 | |
| 21 | config 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 | |
| 29 | config 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 | |
| 36 | config 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 | |
| 43 | config 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 | |
| 50 | config DASD_DIAG |
| 51 | tristate "Support for DIAG access to Disks" |
| Horst Hummel | fd49f41 | 2005-09-03 15:58:00 -0700 | [diff] [blame] | 52 | depends on DASD && ( ARCH_S390X = 'n' || EXPERIMENTAL) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| 58 | config DASD_CMB |
| 59 | tristate "Compatibility interface for DASD channel measurement blocks" |
| 60 | depends on DASD |
| 61 | help |
| 62 | This driver provides an additional interface to the channel measurement |
| 63 | facility, which is normally accessed though sysfs, with a set of |
| 64 | ioctl functions specific to the dasd driver. |
| 65 | This is only needed if you want to use applications written for |
| 66 | linux-2.4 dasd channel measurement facility interface. |
| 67 | |
| 68 | endif |