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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-01-27 17:14:02 +0100
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-01-27 17:14:02 +0100
commit6c02b7b1610f873888af20f291c07730889ff0f9 (patch)
tree1b33e6642cc81605b8d37c0bda0abff0ba64fa2d /arch/powerpc/Kconfig
parentx86: xen: size struct xen_spinlock to always fit in arch_spinlock_t (diff)
parentLinux 3.3-rc1 (diff)
downloadlinux-6c02b7b1610f873888af20f291c07730889ff0f9.tar.xz
linux-6c02b7b1610f873888af20f291c07730889ff0f9.zip
Merge commit 'v3.3-rc1' into stable/for-linus-fixes-3.3
* commit 'v3.3-rc1': (9775 commits) Linux 3.3-rc1 x86, syscall: Need __ARCH_WANT_SYS_IPC for 32 bits qnx4: don't leak ->BitMap on late failure exits qnx4: reduce the insane nesting in qnx4_checkroot() qnx4: di_fname is an array, for crying out loud... KEYS: Permit key_serial() to be called with a const key pointer keys: fix user_defined key sparse messages ima: fix cred sparse warning uml: fix compile for x86-64 MPILIB: Add a missing ENOMEM check tpm: fix (ACPI S3) suspend regression nvme: fix merge error due to change of 'make_request_fn' fn type xen: using EXPORT_SYMBOL requires including export.h gpio: tps65910: Use correct offset for gpio initialization acpi/apei/einj: Add extensions to EINJ from rev 5.0 of acpi spec intel_idle: Split up and provide per CPU initialization func ACPI processor: Remove unneeded variable passed by acpi_processor_hotadd_init V2 tg3: Fix single-vector MSI-X code openvswitch: Fix multipart datapath dumps. ipv6: fix per device IP snmp counters ...
Diffstat (limited to 'arch/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig59
1 files changed, 48 insertions, 11 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 951e18f5335b..1919634a9b32 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -87,6 +87,10 @@ config ARCH_HAS_ILOG2_U64
bool
default y if 64BIT
+config ARCH_HAS_CPU_IDLE_WAIT
+ bool
+ default y
+
config GENERIC_HWEIGHT
bool
default y
@@ -117,6 +121,7 @@ config PPC
select HAVE_KRETPROBES
select HAVE_ARCH_TRACEHOOK
select HAVE_MEMBLOCK
+ select HAVE_MEMBLOCK_NODE_MAP
select HAVE_DMA_ATTRS
select HAVE_DMA_API_DEBUG
select USE_GENERIC_SMP_HELPERS if SMP
@@ -132,6 +137,7 @@ config PPC
select IRQ_PER_CPU
select GENERIC_IRQ_SHOW
select GENERIC_IRQ_SHOW_LEVEL
+ select IRQ_FORCED_THREADING
select HAVE_RCU_TABLE_FREE if SMP
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_BPF_JIT if (PPC64 && NET)
@@ -362,8 +368,9 @@ config KEXEC
config CRASH_DUMP
bool "Build a kdump crash kernel"
- depends on PPC64 || 6xx || FSL_BOOKE
- select RELOCATABLE if PPC64 || FSL_BOOKE
+ depends on PPC64 || 6xx || FSL_BOOKE || (44x && !SMP && !PPC_47x)
+ select RELOCATABLE if PPC64 || 44x
+ select DYNAMIC_MEMSTART if FSL_BOOKE
help
Build a kernel suitable for use as a kdump capture kernel.
The same kernel binary can be used as production kernel and dump
@@ -421,9 +428,6 @@ config ARCH_SPARSEMEM_DEFAULT
def_bool y
depends on (SMP && PPC_PSERIES) || PPC_PS3
-config ARCH_POPULATES_NODE_MAP
- def_bool y
-
config SYS_SUPPORTS_HUGETLBFS
bool
@@ -687,6 +691,10 @@ config FSL_LBC
controller. Also contains some common code used by
drivers for specific local bus peripherals.
+config FSL_IFC
+ bool
+ depends on FSL_SOC
+
config FSL_GTM
bool
depends on PPC_83xx || QUICC_ENGINE || CPM2
@@ -710,6 +718,7 @@ config PCI
default PCI_PERMEDIA if !4xx && !CPM2 && !8xx
default PCI_QSPAN if !4xx && !CPM2 && 8xx
select ARCH_SUPPORTS_MSI
+ select GENERIC_PCI_IOMAP
help
Find out whether your system includes a PCI bus. PCI is the name of
a bus system, i.e. the way the CPU talks to the other stuff inside
@@ -772,6 +781,10 @@ source "drivers/rapidio/Kconfig"
endmenu
+config NONSTATIC_KERNEL
+ bool
+ default n
+
menu "Advanced setup"
depends on PPC32
@@ -821,13 +834,32 @@ config LOWMEM_CAM_NUM
int "Number of CAMs to use to map low memory" if LOWMEM_CAM_NUM_BOOL
default 3
+config DYNAMIC_MEMSTART
+ bool "Enable page aligned dynamic load address for kernel (EXPERIMENTAL)"
+ depends on EXPERIMENTAL && ADVANCED_OPTIONS && FLATMEM && (FSL_BOOKE || 44x)
+ select NONSTATIC_KERNEL
+ help
+ This option enables the kernel to be loaded at any page aligned
+ physical address. The kernel creates a mapping from KERNELBASE to
+ the address where the kernel is loaded. The page size here implies
+ the TLB page size of the mapping for kernel on the particular platform.
+ Please refer to the init code for finding the TLB page size.
+
+ DYNAMIC_MEMSTART is an easy way of implementing pseudo-RELOCATABLE
+ kernel image, where the only restriction is the page aligned kernel
+ load address. When this option is enabled, the compile time physical
+ address CONFIG_PHYSICAL_START is ignored.
+
+ This option is overridden by CONFIG_RELOCATABLE
+
config RELOCATABLE
bool "Build a relocatable kernel (EXPERIMENTAL)"
- depends on EXPERIMENTAL && ADVANCED_OPTIONS && FLATMEM && (FSL_BOOKE || PPC_47x)
+ depends on EXPERIMENTAL && ADVANCED_OPTIONS && FLATMEM && 44x
+ select NONSTATIC_KERNEL
help
This builds a kernel image that is capable of running at the
- location the kernel is loaded at (some alignment restrictions may
- exist).
+ location the kernel is loaded at, without any alignment restrictions.
+ This feature is a superset of DYNAMIC_MEMSTART and hence overrides it.
One use is for the kexec on panic case where the recovery kernel
must live at a different physical address than the primary
@@ -837,7 +869,11 @@ config RELOCATABLE
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).
+ load address of the kernel (eg. u-boot/mkimage).
+
+config RELOCATABLE_PPC32
+ def_bool y
+ depends on PPC32 && RELOCATABLE
config PAGE_OFFSET_BOOL
bool "Set custom page offset address"
@@ -867,7 +903,7 @@ config KERNEL_START_BOOL
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 && !RELOCATABLE
+ default "0xc2000000" if CRASH_DUMP && !NONSTATIC_KERNEL
default "0xc0000000"
config PHYSICAL_START_BOOL
@@ -880,7 +916,7 @@ config PHYSICAL_START_BOOL
config PHYSICAL_START
hex "Physical address where the kernel is loaded" if PHYSICAL_START_BOOL
- default "0x02000000" if PPC_STD_MMU && CRASH_DUMP && !RELOCATABLE
+ default "0x02000000" if PPC_STD_MMU && CRASH_DUMP && !NONSTATIC_KERNEL
default "0x00000000"
config PHYSICAL_ALIGN
@@ -926,6 +962,7 @@ endmenu
if PPC64
config RELOCATABLE
bool "Build a relocatable kernel"
+ select NONSTATIC_KERNEL
help
This builds a kernel image that is capable of running anywhere
in the RMA (real memory area) at any 16k-aligned base address.