summaryrefslogtreecommitdiffstats
path: root/arch/arm/mm/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm/Kconfig')
-rw-r--r--arch/arm/mm/Kconfig29
1 files changed, 25 insertions, 4 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 3b79d0e..c55b739 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -62,7 +62,7 @@ config CPU_ARM720T
# ARM920T
config CPU_ARM920T
bool "Support ARM920T processor" if !ARCH_S3C2410
- depends on ARCH_INTEGRATOR || ARCH_S3C2410 || ARCH_IMX || ARCH_AAEC2000 || ARCH_AT91RM9200
+ depends on ARCH_EP93XX || ARCH_INTEGRATOR || ARCH_S3C2410 || ARCH_IMX || ARCH_AAEC2000 || ARCH_AT91RM9200
default y if ARCH_S3C2410 || ARCH_AT91RM9200
select CPU_32v4
select CPU_ABRT_EV4T
@@ -239,6 +239,17 @@ config CPU_XSCALE
select CPU_CACHE_VIVT
select CPU_TLB_V4WBI
+# XScale Core Version 3
+config CPU_XSC3
+ bool
+ depends on ARCH_IXP23XX
+ default y
+ select CPU_32v5
+ select CPU_ABRT_EV5T
+ select CPU_CACHE_VIVT
+ select CPU_TLB_V4WBI
+ select IO_36
+
# ARMv6
config CPU_V6
bool "Support ARM V6 processor"
@@ -266,12 +277,18 @@ config CPU_32v6K
# This defines the compiler instruction set which depends on the machine type.
config CPU_32v3
bool
+ select TLS_REG_EMUL if SMP
+ select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
config CPU_32v4
bool
+ select TLS_REG_EMUL if SMP
+ select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
config CPU_32v5
bool
+ select TLS_REG_EMUL if SMP
+ select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
config CPU_32v6
bool
@@ -355,11 +372,17 @@ config CPU_TLB_V4WBI
config CPU_TLB_V6
bool
+#
+# CPU supports 36-bit I/O
+#
+config IO_36
+ bool
+
comment "Processor Features"
config ARM_THUMB
bool "Support Thumb user binaries"
- depends on CPU_ARM720T || CPU_ARM920T || CPU_ARM922T || CPU_ARM925T || CPU_ARM926T || CPU_ARM1020 || CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || CPU_XSCALE || CPU_V6
+ depends on CPU_ARM720T || CPU_ARM920T || CPU_ARM922T || CPU_ARM925T || CPU_ARM926T || CPU_ARM1020 || CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || CPU_XSCALE || CPU_XSC3 || CPU_V6
default y
help
Say Y if you want to include kernel support for running user space
@@ -417,7 +440,6 @@ config CPU_BPREDICT_DISABLE
config TLS_REG_EMUL
bool
- default y if SMP && (CPU_32v5 || CPU_32v4 || CPU_32v3)
help
An SMP system using a pre-ARMv6 processor (there are apparently
a few prototypes like that in existence) and therefore access to
@@ -436,7 +458,6 @@ config HAS_TLS_REG
config NEEDS_SYSCALL_FOR_CMPXCHG
bool
- default y if SMP && (CPU_32v5 || CPU_32v4 || CPU_32v3)
help
SMP on a pre-ARMv6 processor? Well OK then.
Forget about fast user space cmpxchg support.
OpenPOWER on IntegriCloud