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-rw-r--r--src/config/Options.lb5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/config/Options.lb b/src/config/Options.lb
index 857dce8c69..61b85f37b7 100644
--- a/src/config/Options.lb
+++ b/src/config/Options.lb
@@ -784,6 +784,11 @@ define CONFIG_UDELAY_TSC
export used
comment "Implement udelay with the x86 time stamp counter"
end
+define CONFIG_UDELAY_IO
+ default 0
+ export used
+ comment "Implement udelay with x86 io registers"
+end
define FAKE_SPDROM
default 0
export always