| 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 |
| select DAX |
| 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. |