1 files changed, 9 insertions, 0 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 37357a599dca..a0e9bda72fda 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1451,6 +1451,15 @@ config ARCH_USES_PG_UNCACHED
         def_bool y
         depends on X86_PAT
 
+config ARCH_RANDOM
+        def_bool y
+        prompt "x86 architectural random number generator" if EXPERT
+        ---help---
+          Enable the x86 architectural RDRAND instruction
+          (Intel Bull Mountain technology) to generate random numbers.
+          If supported, this is a high bandwidth, cryptographically
+          secure hardware random number generator.
+
 config EFI
         bool "EFI runtime service support"
         depends on ACPI