diff options
Diffstat (limited to 'drivers/s390/block/Kconfig')
-rw-r--r-- | drivers/s390/block/Kconfig | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/drivers/s390/block/Kconfig b/drivers/s390/block/Kconfig new file mode 100644 index 000000000..4a3b62326 --- /dev/null +++ b/drivers/s390/block/Kconfig @@ -0,0 +1,90 @@ +comment "S/390 block device drivers" + depends on S390 && BLOCK + +config BLK_DEV_XPRAM + def_tristate m + prompt "XPRAM disk support" + depends on S390 && BLOCK + 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 + def_tristate m + prompt "DCSSBLK support" + depends on S390 && BLOCK + help + Support for dcss block device + +config DASD + def_tristate y + prompt "Support for DASD devices" + depends on CCW && BLOCK + select IOSCHED_DEADLINE + 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 + def_bool y + prompt "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 + def_tristate y + prompt "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 + def_tristate y + prompt "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 + def_tristate y + prompt "Support for DIAG access to Disks" + depends on DASD + 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_EER + def_bool y + prompt "Extended error reporting (EER)" + depends on DASD + help + This driver provides a character device interface to the + DASD extended error reporting. This is only needed if you want to + use applications written for the EER facility. + +config SCM_BLOCK + def_tristate m + prompt "Support for Storage Class Memory" + depends on S390 && BLOCK && EADM_SCH && SCM_BUS + help + Block device driver for Storage Class Memory (SCM). This driver + provides a block device interface for each available SCM increment. + + To compile this driver as a module, choose M here: the + module will be called scm_block. + +config SCM_BLOCK_CLUSTER_WRITE + def_bool y + prompt "SCM force cluster writes" + depends on SCM_BLOCK + help + Force writes to Storage Class Memory (SCM) to be in done in clusters. |