2 files changed, 5 insertions, 0 deletions
diff --git a/MdePkg/Library/SecPeiDxeTimerLibCpu/IpfTimerLib.c b/MdePkg/Library/SecPeiDxeTimerLibCpu/IpfTimerLib.c
index 9e47772303..1fe1ff6915 100644
--- a/MdePkg/Library/SecPeiDxeTimerLibCpu/IpfTimerLib.c
+++ b/MdePkg/Library/SecPeiDxeTimerLibCpu/IpfTimerLib.c
@@ -31,6 +31,7 @@
 
 **/
 VOID
+EFIAPI
 InternalIpfDelay (
   IN      INT64                     Delay
   )
diff --git a/MdePkg/Library/SecPeiDxeTimerLibCpu/X86TimerLib.c b/MdePkg/Library/SecPeiDxeTimerLibCpu/X86TimerLib.c
index 99b75d5251..98e86403bd 100644
--- a/MdePkg/Library/SecPeiDxeTimerLibCpu/X86TimerLib.c
+++ b/MdePkg/Library/SecPeiDxeTimerLibCpu/X86TimerLib.c
@@ -41,6 +41,7 @@ CONST UINT8                           mTimerLibLocalApicDivisor[] = {
 
 **/
 UINTN
+EFIAPI
 InternalX86GetApicBase (
   VOID
   )
@@ -59,6 +60,7 @@ InternalX86GetApicBase (
 
 **/
 UINT32
+EFIAPI
 InternalX86GetTimerFrequency (
   IN      UINTN                     ApicBase
   )
@@ -79,6 +81,7 @@ InternalX86GetTimerFrequency (
 
 **/
 INT32
+EFIAPI
 InternalX86GetTimerTick (
   IN      UINTN                     ApicBase
   )
@@ -97,6 +100,7 @@ InternalX86GetTimerTick (
 
 **/
 VOID
+EFIAPI
 InternalX86Delay (
   IN      UINTN                     ApicBase,
   IN      UINT32                    Delay