config HAVE_SETUP_PER_CPU_AREA
def_bool PPC64
+config NEED_PER_CPU_EMBED_FIRST_CHUNK
+ def_bool PPC64
+
config IRQ_PER_CPU
bool
default y
+config NR_IRQS
+ int "Number of virtual interrupt numbers"
+ range 32 32768
+ default "512"
+ help
+ This defines the number of virtual interrupt numbers the kernel
+ can manage. Virtual interrupt numbers are what you see in
+ /proc/interrupts. If you configure your system to have too few,
+ drivers will fail to load or worse - handle with care.
+
config STACKTRACE_SUPPORT
bool
default y
config TRACE_IRQFLAGS_SUPPORT
bool
- depends on PPC64
default y
config LOCKDEP_SUPPORT
select HAVE_KRETPROBES
select HAVE_ARCH_TRACEHOOK
select HAVE_LMB
- select HAVE_DMA_ATTRS if PPC64
+ select HAVE_DMA_ATTRS
+ select HAVE_DMA_API_DEBUG
select USE_GENERIC_SMP_HELPERS if SMP
select HAVE_OPROFILE
select HAVE_SYSCALL_WRAPPERS if PPC64
select GENERIC_ATOMIC64 if PPC32
- select HAVE_PERF_COUNTERS
+ select HAVE_PERF_EVENTS
+ select HAVE_REGS_AND_STACK_ACCESS_API
config EARLY_PRINTK
bool
config OF
def_bool y
+ select OF_FLATTREE
config PPC_UDBG_16550
bool
config REDBOOT
bool
-config HIBERNATE_32
- bool
- depends on (PPC_PMAC && !SMP) || BROKEN
- default y
-
-config HIBERNATE_64
- bool
- depends on BROKEN || (PPC_PMAC64 && EXPERIMENTAL)
- default y
-
config ARCH_HIBERNATION_POSSIBLE
bool
- depends on (PPC64 && HIBERNATE_64) || (PPC32 && HIBERNATE_32)
default y
config ARCH_SUSPEND_POSSIBLE
def_bool y
- depends on ADB_PMU || PPC_EFIKA || PPC_LITE5200 || PPC_83xx
+ depends on ADB_PMU || PPC_EFIKA || PPC_LITE5200 || PPC_83xx || \
+ PPC_85xx || PPC_86xx
config PPC_DCR_NATIVE
bool
config ARCH_SUPPORTS_DEBUG_PAGEALLOC
def_bool y
+config PPC_ADV_DEBUG_REGS
+ bool
+ depends on 40x || BOOKE
+ default y
+
+config PPC_ADV_DEBUG_IACS
+ int
+ depends on PPC_ADV_DEBUG_REGS
+ default 4 if 44x
+ default 2
+
+config PPC_ADV_DEBUG_DACS
+ int
+ depends on PPC_ADV_DEBUG_REGS
+ default 2
+
+config PPC_ADV_DEBUG_DVCS
+ int
+ depends on PPC_ADV_DEBUG_REGS
+ default 2 if 44x
+ default 0
+
+config PPC_ADV_DEBUG_DAC_RANGE
+ bool
+ depends on PPC_ADV_DEBUG_REGS && 44x
+ default y
+
source "init/Kconfig"
source "kernel/Kconfig.freezer"
It is recommended that you build a soft-float userspace instead.
-config IOMMU_VMERGE
- bool "Enable IOMMU virtual merging"
- depends on PPC64
- default y
- help
- Cause IO segments sent to a device for DMA to be merged virtually
- by the IOMMU when they happen to have been allocated contiguously.
- This doesn't add pressure to the IOMMU allocator. However, some
- drivers don't support getting large merged segments coming back
- from *_map_sg().
-
- Most drivers don't have this problem; it is safe to say Y here.
-
config IOMMU_HELPER
def_bool PPC64
platforms where the size of a physical address is larger
than the bus address. Not all platforms support this.
-config PPC_NEED_DMA_SYNC_OPS
- def_bool y
- depends on (NOT_COHERENT_CACHE || SWIOTLB)
-
config HOTPLUG_CPU
bool "Support for enabling/disabling CPUs"
depends on SMP && HOTPLUG && EXPERIMENTAL && (PPC_PSERIES || PPC_PMAC)
Say N if you are unsure.
+config ARCH_CPU_PROBE_RELEASE
+ def_bool y
+ depends on HOTPLUG_CPU
+
config ARCH_ENABLE_MEMORY_HOTPLUG
def_bool y
CPU. Generally saying Y is safe, although some problems have been
reported with SMP Power Macintoshes with this option enabled.
+config SPARSE_IRQ
+ bool "Support sparse irq numbering"
+ default y
+ help
+ This enables support for sparse irqs. This is useful for distro
+ kernels that want to define a high CONFIG_NR_CPUS value but still
+ want to have low kernel memory footprint on smaller machines.
+
+ ( Sparse IRQs can also be beneficial on NUMA boxes, as they spread
+ out the irq_desc[] array in a more NUMA-friendly way. )
+
+ If you don't know what to do here, say Y.
+
config NUMA
bool "NUMA support"
depends on PPC64
config NODES_SHIFT
int
+ default "8" if PPC64
default "4"
depends on NEED_MULTIPLE_NODES
+config MAX_ACTIVE_REGIONS
+ int
+ default "256" if PPC64
+ default "32"
+
config ARCH_SELECT_MEMORY_MODEL
def_bool y
depends on PPC64
config ARCH_POPULATES_NODE_MAP
def_bool y
+config SYS_SUPPORTS_HUGETLBFS
+ def_bool y
+ depends on PPC_BOOK3S_64
+
source "mm/Kconfig"
config ARCH_MEMORY_PROBE
bool "16k page size" if 44x
config PPC_64K_PAGES
- bool "64k page size" if 44x || PPC_STD_MMU_64
+ bool "64k page size" if 44x || PPC_STD_MMU_64 || PPC_BOOK3E_64
select PPC_HAS_HASH_64K if PPC_STD_MMU_64
config PPC_256K_PAGES
config FORCE_MAX_ZONEORDER
int "Maximum zone order"
- range 9 64 if PPC_STD_MMU_64 && PPC_64K_PAGES
- default "9" if PPC_STD_MMU_64 && PPC_64K_PAGES
- range 13 64 if PPC_STD_MMU_64 && !PPC_64K_PAGES
- default "13" if PPC_STD_MMU_64 && !PPC_64K_PAGES
- range 9 64 if PPC_STD_MMU_32 && PPC_16K_PAGES
- default "9" if PPC_STD_MMU_32 && PPC_16K_PAGES
- range 7 64 if PPC_STD_MMU_32 && PPC_64K_PAGES
- default "7" if PPC_STD_MMU_32 && PPC_64K_PAGES
- range 5 64 if PPC_STD_MMU_32 && PPC_256K_PAGES
- default "5" if PPC_STD_MMU_32 && PPC_256K_PAGES
+ range 9 64 if PPC64 && PPC_64K_PAGES
+ default "9" if PPC64 && PPC_64K_PAGES
+ range 13 64 if PPC64 && !PPC_64K_PAGES
+ default "13" if PPC64 && !PPC_64K_PAGES
+ range 9 64 if PPC32 && PPC_16K_PAGES
+ default "9" if PPC32 && PPC_16K_PAGES
+ range 7 64 if PPC32 && PPC_64K_PAGES
+ default "7" if PPC32 && PPC_64K_PAGES
+ range 5 64 if PPC32 && PPC_256K_PAGES
+ default "5" if PPC32 && PPC_256K_PAGES
range 11 64
default "11"
help
bool
default y
+config NEED_DMA_MAP_STATE
+ def_bool (PPC64 || NOT_COHERENT_CACHE)
+
+config NEED_SG_DMA_LENGTH
+ def_bool y
+
config GENERIC_ISA_DMA
bool
depends on PPC64 || POWER4 || 6xx && !CPM2
select PPC_INDIRECT_PCI
select PCI_QUIRKS
+config FSL_PMC
+ bool
+ default y
+ depends on SUSPEND && (PPC_85xx || PPC_86xx)
+ help
+ Freescale MPC85xx/MPC86xx power management controller support
+ (suspend/resume). For MPC83xx see platforms/83xx/suspend.c
+
config 4xx_SOC
bool
config PCI
bool "PCI support" if PPC_PCI_CHOICE
default y if !40x && !CPM2 && !8xx && !PPC_83xx \
- && !PPC_85xx && !PPC_86xx
+ && !PPC_85xx && !PPC_86xx && !GAMECUBE_COMMON
default PCI_PERMEDIA if !4xx && !CPM2 && !8xx
default PCI_QSPAN if !4xx && !CPM2 && 8xx
select ARCH_SUPPORTS_MSI
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff