Merge branch 'for-2.6.25' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerp...

[sfrench/cifs-2.6.git] / arch / powerpc / Kconfig

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b387e1ed51771616ab789539905af4a3f29044ca..9ae800d81f890b80e9725e8ff911aff59c20a369 100644 (file)
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -140,6 +140,9 @@ config DEFAULT_UIMAGE
          Used to allow a board to specify it wants a uImage built by default
        default n
 
+config REDBOOT
+       bool
+
 config PPC64_SWSUSP
        bool
        depends on PPC64 && (BROKEN || (PPC_PMAC64 && EXPERIMENTAL))
@@ -160,11 +163,13 @@ config PPC_DCR
 
 config PPC_OF_PLATFORM_PCI
        bool
+       depends on PCI
        depends on PPC64 # not supported on 32 bits yet
        default n
 
 source "init/Kconfig"
 
+source "arch/powerpc/sysdev/Kconfig"
 source "arch/powerpc/platforms/Kconfig"
 
 menu "Kernel options"
@@ -187,6 +192,11 @@ config FORCE_MAX_ZONEORDER
        default "9" if PPC_64K_PAGES
        default "13"
 
+config HUGETLB_PAGE_SIZE_VARIABLE
+       bool
+       depends on HUGETLB_PAGE
+       default y
+
 config MATH_EMULATION
        bool "Math emulation"
        depends on 4xx || 8xx || E200 || PPC_MPC832x || E500
@@ -198,6 +208,17 @@ config MATH_EMULATION
          unit, which will allow programs that use floating-point
          instructions to run.
 
+config 8XX_MINIMAL_FPEMU
+       bool "Minimal math emulation for 8xx"
+       depends on 8xx && !MATH_EMULATION
+       help
+         Older arch/ppc kernels still emulated a few floating point
+         instructions such as load and store, even when full math
+         emulation is disabled.  Say "Y" here if you want to preserve
+         this behavior.
+
+         It is recommended that you build a soft-float userspace instead.
+
 config IOMMU_VMERGE
        bool "Enable IOMMU virtual merging"
        depends on PPC64
@@ -284,6 +305,7 @@ config ARCH_FLATMEM_ENABLE
 config ARCH_SPARSEMEM_ENABLE
        def_bool y
        depends on PPC64
+       select SPARSEMEM_VMEMMAP_ENABLE
 
 config ARCH_SPARSEMEM_DEFAULT
        def_bool y
@@ -323,6 +345,14 @@ config PPC_64K_PAGES
          while on hardware with such support, it will be used to map
          normal application pages.
 
+config PPC_SUBPAGE_PROT
+       bool "Support setting protections for 4k subpages"
+       depends on PPC_64K_PAGES
+       help
+         This option adds support for a system call to allow user programs
+         to set access permissions (read/write, readonly, or no access)
+         on the 4k subpages of each 64k page.
+
 config SCHED_SMT
        bool "SMT (Hyperthreading) scheduler support"
        depends on PPC64 && SMP
@@ -400,7 +430,7 @@ endmenu
 
 config ISA_DMA_API
        bool
-       default y
+       default !PPC_ISERIES || PCI
 
 menu "Bus options"
 
@@ -484,7 +514,7 @@ config PCI_8260
 
 config 8260_PCI9
        bool "Enable workaround for MPC826x erratum PCI 9"
-       depends on PCI_8260 && !ADS8272
+       depends on PCI_8260 && !8272
        default y
 
 choice
@@ -588,7 +618,8 @@ config TASK_SIZE_BOOL
 
 config TASK_SIZE
        hex "Size of user task space" if TASK_SIZE_BOOL
-       default "0x80000000"
+       default "0x80000000" if PPC_PREP || PPC_8xx
+       default "0xc0000000"
 
 config CONSISTENT_START_BOOL
        bool "Set custom consistent memory pool address"
@@ -600,6 +631,7 @@ config CONSISTENT_START_BOOL
 
 config CONSISTENT_START
        hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL
+       default "0xfd000000" if (NOT_COHERENT_CACHE && 8xx)
        default "0xff100000" if NOT_COHERENT_CACHE
 
 config CONSISTENT_SIZE_BOOL
@@ -655,21 +687,7 @@ source "arch/powerpc/sysdev/qe_lib/Kconfig"
 
 source "lib/Kconfig"
 
-menu "Instrumentation Support"
-       depends on EXPERIMENTAL
-
-source "arch/powerpc/oprofile/Kconfig"
-
-config KPROBES
-       bool "Kprobes"
-       depends on !BOOKE && !4xx && KALLSYMS && MODULES
-       help
-         Kprobes allows you to trap at almost any kernel address and
-         execute a callback function.  register_kprobe() establishes
-         a probepoint and specifies the callback.  Kprobes is useful
-         for kernel debugging, non-intrusive instrumentation and testing.
-         If in doubt, say "N".
-endmenu
+source "kernel/Kconfig.instrumentation"
 
 source "arch/powerpc/Kconfig.debug"
 
@@ -685,3 +703,7 @@ source "crypto/Kconfig"
 config PPC_CLOCK
        bool
        default n
+
+config PPC_LIB_RHEAP
+       bool
+