Merge with git+ssh://master.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2...

[powerpc.git] / arch / arm / mm / Kconfig

diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index eaaec90..c55b739 100644 (file)
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -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.