diff options
Diffstat (limited to 'arch/powerpc/Kconfig')
| -rw-r--r-- | arch/powerpc/Kconfig | 55 |
1 files changed, 42 insertions, 13 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 10a0a5488a4..ba3948c7007 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -56,6 +56,16 @@ config IRQ_PER_CPU bool default y +config NR_IRQS + int "Number of virtual interrupt numbers" + range 32 512 + 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 @@ -199,24 +209,14 @@ config DEFAULT_UIMAGE 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 @@ -320,6 +320,10 @@ config HOTPLUG_CPU 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 @@ -378,6 +382,19 @@ config IRQ_ALL_CPUS 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 @@ -414,6 +431,10 @@ config ARCH_SPARSEMEM_DEFAULT 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 @@ -648,6 +669,14 @@ config FSL_PCI 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 @@ -675,7 +704,7 @@ config PPC_PCI_CHOICE 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 |