diff options
Diffstat (limited to 'arch/powerpc/Kconfig')
| -rw-r--r-- | arch/powerpc/Kconfig | 46 |
1 files changed, 32 insertions, 14 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index ba3948c70072..2e19500921f9 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -58,7 +58,7 @@ config IRQ_PER_CPU config NR_IRQS int "Number of virtual interrupt numbers" - range 32 512 + range 32 32768 default "512" help This defines the number of virtual interrupt numbers the kernel @@ -173,6 +173,7 @@ config PPC_OF config OF def_bool y + select OF_FLATTREE config PPC_UDBG_16550 bool @@ -240,6 +241,33 @@ config PPC_OF_PLATFORM_PCI 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" @@ -285,19 +313,6 @@ config 8XX_MINIMAL_FPEMU 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 @@ -644,6 +659,9 @@ config ZONE_DMA bool default y +config NEED_DMA_MAP_STATE + def_bool (PPC64 || NOT_COHERENT_CACHE) + config GENERIC_ISA_DMA bool depends on PPC64 || POWER4 || 6xx && !CPM2 |