--- arch/x86/Kconfig

+++ arch/x86/Kconfig

@@ -622,7 +622,7 @@ config GART_IOMMU

bool "GART IOMMU support" if EMBEDDED

default y

select SWIOTLB

- depends on X86_64 && PCI

+ depends on X86_64 && PCI && K8_NB

---help---

Support for full DMA access of devices with 32bit memory access only

on systems with more than 3GB. This is usually needed for USB,

@@ -1236,6 +1236,11 @@ config ARCH_MEMORY_PROBE

def_bool X86_64

depends on MEMORY_HOTPLUG

+config ILLEGAL_POINTER_VALUE

+ hex

+ default 0 if X86_32

+ default 0xdead000000000000 if X86_64

+

source "mm/Kconfig"

config HIGHPTE

@@ -2022,7 +2027,7 @@ endif # X86_32

config K8_NB

def_bool y

- depends on AGP_AMD64 || (X86_64 && (GART_IOMMU || (PCI && NUMA)))

+ depends on CPU_SUP_AMD && PCI

source "drivers/pcmcia/Kconfig"