Merge branch 'core/topology' of git://git.kernel.org/pub/scm/linux/kernel/git/tip...

[pandora-kernel.git] / arch / powerpc / Kconfig

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 4bb2e93..a5e9912 100644 (file)
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -105,11 +105,13 @@ config ARCH_NO_VIRT_TO_BUS
 config PPC
        bool
        default y
+       select HAVE_DYNAMIC_FTRACE
+       select HAVE_FTRACE
        select HAVE_IDE
-       select HAVE_OPROFILE
        select HAVE_KPROBES
        select HAVE_KRETPROBES
        select HAVE_LMB
+       select HAVE_OPROFILE
 
 config EARLY_PRINTK
        bool
@@ -608,6 +610,19 @@ source "drivers/pcmcia/Kconfig"
 
 source "drivers/pci/hotplug/Kconfig"
 
+config HAS_RAPIDIO
+       bool
+       default n
+
+config RAPIDIO
+       bool "RapidIO support"
+       depends on HAS_RAPIDIO
+       help
+         If you say Y here, the kernel will include drivers and
+         infrastructure code to support RapidIO interconnect devices.
+
+source "drivers/rapidio/Kconfig"
+
 endmenu
 
 menu "Advanced setup"
@@ -626,20 +641,6 @@ config ADVANCED_OPTIONS
 comment "Default settings for advanced configuration options are used"
        depends on !ADVANCED_OPTIONS
 
-config HIGHMEM_START_BOOL
-       bool "Set high memory pool address"
-       depends on ADVANCED_OPTIONS && HIGHMEM
-       help
-         This option allows you to set the base address of the kernel virtual
-         area used to map high memory pages.  This can be useful in
-         optimizing the layout of kernel virtual memory.
-
-         Say N here unless you know what you are doing.
-
-config HIGHMEM_START
-       hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
-       default "0xfe000000"
-
 config LOWMEM_SIZE_BOOL
        bool "Set maximum low memory"
        depends on ADVANCED_OPTIONS
@@ -656,21 +657,76 @@ config LOWMEM_SIZE
        hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
        default "0x30000000"
 
+config RELOCATABLE
+       bool "Build a relocatable kernel (EXPERIMENTAL)"
+       depends on EXPERIMENTAL && ADVANCED_OPTIONS && FLATMEM && FSL_BOOKE
+       help
+         This builds a kernel image that is capable of running at the
+         location the kernel is loaded at (some alignment restrictions may
+         exist).
+
+         One use is for the kexec on panic case where the recovery kernel
+         must live at a different physical address than the primary
+         kernel.
+
+         Note: If CONFIG_RELOCATABLE=y, then the kernel runs from the address
+         it has been loaded at and the compile time physical addresses
+         CONFIG_PHYSICAL_START is ignored.  However CONFIG_PHYSICAL_START
+         setting can still be useful to bootwrappers that need to know the
+         load location of the kernel (eg. u-boot/mkimage).
+
+config PAGE_OFFSET_BOOL
+       bool "Set custom page offset address"
+       depends on ADVANCED_OPTIONS
+       help
+         This option allows you to set the kernel virtual address at which
+         the kernel will map low memory.  This can be useful in optimizing
+         the virtual memory layout of the system.
+
+         Say N here unless you know what you are doing.
+
+config PAGE_OFFSET
+       hex "Virtual address of memory base" if PAGE_OFFSET_BOOL
+       default "0xc0000000"
+
 config KERNEL_START_BOOL
        bool "Set custom kernel base address"
        depends on ADVANCED_OPTIONS
        help
          This option allows you to set the kernel virtual address at which
-         the kernel will map low memory (the kernel image will be linked at
-         this address).  This can be useful in optimizing the virtual memory
-         layout of the system.
+         the kernel will be loaded.  Normally this should match PAGE_OFFSET
+         however there are times (like kdump) that one might not want them
+         to be the same.
 
          Say N here unless you know what you are doing.
 
 config KERNEL_START
        hex "Virtual address of kernel base" if KERNEL_START_BOOL
+       default PAGE_OFFSET if PAGE_OFFSET_BOOL
+       default "0xc2000000" if CRASH_DUMP
        default "0xc0000000"
 
+config PHYSICAL_START_BOOL
+       bool "Set physical address where the kernel is loaded"
+       depends on ADVANCED_OPTIONS && FLATMEM && FSL_BOOKE
+       help
+         This gives the physical address where the kernel is loaded.
+
+         Say N here unless you know what you are doing.
+
+config PHYSICAL_START
+       hex "Physical address where the kernel is loaded" if PHYSICAL_START_BOOL
+       default "0x02000000" if PPC_STD_MMU && CRASH_DUMP
+       default "0x00000000"
+
+config PHYSICAL_ALIGN
+       hex
+       default "0x10000000" if FSL_BOOKE
+       help
+         This value puts the alignment restrictions on physical address
+         where kernel is loaded and run from. Kernel is compiled for an
+         address which meets above alignment restriction.
+
 config TASK_SIZE_BOOL
        bool "Set custom user task size"
        depends on ADVANCED_OPTIONS
@@ -717,9 +773,17 @@ config PIN_TLB
 endmenu
 
 if PPC64
+config PAGE_OFFSET
+       hex
+       default "0xc000000000000000"
 config KERNEL_START
        hex
+       default "0xc000000002000000" if CRASH_DUMP
        default "0xc000000000000000"
+config PHYSICAL_START
+       hex
+       default "0x02000000" if CRASH_DUMP
+       default "0x00000000"
 endif
 
 source "net/Kconfig"
@@ -754,3 +818,4 @@ config PPC_CLOCK
 config PPC_LIB_RHEAP
        bool
 
+source "arch/powerpc/kvm/Kconfig"