diff options
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 34 |
1 files changed, 11 insertions, 23 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 477ac2758bd..6fe532d8241 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -23,14 +23,14 @@ config GENERIC_BUST_SPINLOCK mainmenu "Linux Kernel Configuration" -config ARCH_S390 +config S390 bool default y config UID16 bool default y - depends on ARCH_S390X = 'n' + depends on !64BIT source "init/Kconfig" @@ -38,20 +38,12 @@ menu "Base setup" comment "Processor type and features" -config ARCH_S390X +config 64BIT bool "64 bit kernel" help Select this option if you have a 64 bit IBM zSeries machine and want to use the 64 bit addressing mode. -config 64BIT - def_bool ARCH_S390X - -config ARCH_S390_31 - bool - depends on ARCH_S390X = 'n' - default y - config SMP bool "Symmetric multi-processing support" ---help--- @@ -101,20 +93,15 @@ config MATHEMU on older S/390 machines. Say Y unless you know your machine doesn't need this. -config S390_SUPPORT +config COMPAT bool "Kernel support for 31 bit emulation" - depends on ARCH_S390X + depends on 64BIT help Select this option if you want to enable your system kernel to handle system-calls from ELF binaries for 31 bit ESA. This option (and some other stuff like libraries and such) is needed for executing 31 bit applications. It is safe to say "Y". -config COMPAT - bool - depends on S390_SUPPORT - default y - config SYSVIPC_COMPAT bool depends on COMPAT && SYSVIPC @@ -122,7 +109,7 @@ config SYSVIPC_COMPAT config BINFMT_ELF32 tristate "Kernel support for 31 bit ELF binaries" - depends on S390_SUPPORT + depends on COMPAT help This allows you to run 32-bit Linux/ELF binaries on your zSeries in 64 bit mode. Everybody wants this; say Y. @@ -135,7 +122,7 @@ choice config MARCH_G5 bool "S/390 model G5 and G6" - depends on ARCH_S390_31 + depends on !64BIT help Select this to build a 31 bit kernel that works on all S/390 and zSeries machines. @@ -240,8 +227,8 @@ config MACHCHK_WARNING config QDIO tristate "QDIO support" ---help--- - This driver provides the Queued Direct I/O base support for the - IBM S/390 (G5 and G6) and eServer zSeries (z800, z890, z900 and z990). + This driver provides the Queued Direct I/O base support for + IBM mainframes. For details please refer to the documentation provided by IBM at <http://www10.software.ibm.com/developerworks/opensource/linux390> @@ -263,7 +250,8 @@ config QDIO_DEBUG bool "Extended debugging information" depends on QDIO help - Say Y here to get extended debugging output in /proc/s390dbf/qdio... + Say Y here to get extended debugging output in + /sys/kernel/debug/s390dbf/qdio... Warning: this option reduces the performance of the QDIO module. If unsure, say N. |