xref: /openbmc/linux/drivers/s390/block/Kconfig (revision 6ab3d562)
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
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
58config DASD_EER
59	bool "Extended error reporting (EER)"
60	depends on DASD
61	help
62	  This driver provides a character device interface to the
63	  DASD extended error reporting. This is only needed if you want to
64	  use applications written for the EER facility.
65
66endif
67