summaryrefslogtreecommitdiff
path: root/arch/x86/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/Kconfig')
-rw-r--r--arch/x86/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index b8676498d8df..8e9c4d4772fb 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1163,6 +1163,9 @@ config X86_PAE
config ARCH_PHYS_ADDR_T_64BIT
def_bool X86_64 || X86_PAE
+config ARCH_DMA_ADDR_T_64BIT
+ def_bool X86_64 || HIGHMEM64G
+
config DIRECT_GBPAGES
bool "Enable 1GB pages for kernel pagetables" if EMBEDDED
default y