projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 9fa1db4c | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 1da177e4 | 2 | comment "S/390 block device drivers" |
| 61d48c2c | 3 | depends on S390 && BLOCK |
| 1da177e4 | 4 | |
| 1da177e4 | 5 | config DCSSBLK |
| 6f9a3c33 | 6 | def_tristate m |
| 569d0365 | 7 | select FS_DAX_LIMITED |
| 2080e88a | 8 | select DAX_DRIVER |
| 6f9a3c33 | 9 | prompt "DCSSBLK support" |
| 61d48c2c | 10 | depends on S390 && BLOCK |
| 1da177e4 LT |
11 | help |
| 12 | Support for dcss block device | |
| 13 | ||
| 14 | config DASD | |
| 6f9a3c33 MS |
15 | def_tristate y |
| 16 | prompt "Support for DASD devices" | |
| 61d48c2c | 17 | depends on CCW && BLOCK |
| 1da177e4 LT |
18 | help |
| 19 | Enable this option if you want to access DASDs directly utilizing | |
| 20 | S/390s channel subsystem commands. This is necessary for running | |
| 21 | natively on a single image or an LPAR. | |
| 22 | ||
| 23 | config DASD_PROFILE | |
| 6f9a3c33 MS |
24 | def_bool y |
| 25 | prompt "Profiling support for dasd devices" | |
| 1da177e4 LT |
26 | depends on DASD |
| 27 | help | |
| 28 | Enable this option if you want to see profiling information | |
| 8b96d971 | 29 | in /proc/dasd/statistics. |
| 1da177e4 LT |
30 | |
| 31 | config DASD_ECKD | |
| 6f9a3c33 MS |
32 | def_tristate y |
| 33 | prompt "Support for ECKD Disks" | |
| 1da177e4 LT |
34 | depends on DASD |
| 35 | help | |
| 36 | ECKD devices are the most commonly used devices. You should enable | |
| 37 | this option unless you are very sure to have no ECKD device. | |
| 38 | ||
| 39 | config DASD_FBA | |
| 6f9a3c33 MS |
40 | def_tristate y |
| 41 | prompt "Support for FBA Disks" | |
| 1da177e4 LT |
42 | depends on DASD |
| 43 | help | |
| 44 | Select this option to be able to access FBA devices. It is safe to | |
| 45 | say "Y". | |
| 46 | ||
| 47 | config DASD_DIAG | |
| 6f9a3c33 MS |
48 | def_tristate y |
| 49 | prompt "Support for DIAG access to Disks" | |
| d0b2eaa3 | 50 | depends on DASD |
| 1da177e4 LT |
51 | help |
| 52 | Select this option if you want to use Diagnose250 command to access | |
| 53 | Disks under VM. If you are not running under VM or unsure what it is, | |
| 54 | say "N". | |
| 55 | ||
| 20c64468 | 56 | config DASD_EER |
| 6f9a3c33 MS |
57 | def_bool y |
| 58 | prompt "Extended error reporting (EER)" | |
| 20c64468 SW |
59 | depends on DASD |
| 60 | help | |
| 61 | This driver provides a character device interface to the | |
| 62 | DASD extended error reporting. This is only needed if you want to | |
| 63 | use applications written for the EER facility. | |
| f30664e2 SO |
64 | |
| 65 | config SCM_BLOCK | |
| 66 | def_tristate m | |
| 67 | prompt "Support for Storage Class Memory" | |
| 68 | depends on S390 && BLOCK && EADM_SCH && SCM_BUS | |
| 69 | help | |
| 70 | Block device driver for Storage Class Memory (SCM). This driver | |
| 71 | provides a block device interface for each available SCM increment. | |
| 72 | ||
| 73 | To compile this driver as a module, choose M here: the | |
| 74 | module will be called scm_block. |