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menu "Architecture-specific options"
config 64BITS
bool "64-bits kernel" if ARCH = "x86"
default ARCH != "i386"
---help---
Build a 64-bits kernel.
config X86_PAE
bool "Enable PAE (Physical Address Extension)"
depends on X86_32
---help---
PAE allows addressing physical memory beyond 4 GiB at the cost
of more pagetable lookup and memory overhead.
endmenu
config X86_32
def_bool y
depends on !64BITS
config X86_64
def_bool y
depends on 64BITS
config X86
def_bool y
config SUBARCH
string
default "i386" if X86_32
default "amd64" if X86_64
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