Follow up EDKT247-253

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1449 6f19259b-4bc3-4df7-8a09-765794883524

EdkModulePkg/Library/EdkSerialPortLibNull/SerialPortLibNull.c

@@ -50,6 +50,9 @@ SerialPortWrite (
   IN UINTN     NumberOfBytes
 )
 {
+  ASSERT (NULL != Buffer);
+  ASSERT (0 != NumberOfBytes);
+
   return 0;
 }
 
@@ -74,6 +77,9 @@ SerialPortRead (
   IN  UINTN     NumberOfBytes
 )
 {
+  ASSERT (NULL != Buffer);
+  ASSERT (0 != NumberOfBytes);
+
   return 0;
 }
 

EdkModulePkg/Universal/StatusCode/Dxe/Common/StatusCode.dxs

@@ -11,7 +11,7 @@
 # 
 # Module Name:
 #
-#   Ia32StatusCode.dxs
+#   StatusCode.dxs
 #
 # Abstract:
 #

EdkModulePkg/Universal/StatusCode/Dxe/DxeStatusCode.c

@@ -137,7 +137,7 @@ InitializationDispatcherWorker (
       //
       // See whether there is gap of packet or not
       //
-      if (HobStart) {
+      if (NULL != HobStart) {
         HobStart  = NULL;
         Hob.Raw   = HobStart;
         continue;

EdkModulePkg/Universal/StatusCode/Dxe/DxeStatusCode.h

@@ -35,10 +35,10 @@ Abstract:
 // The point type always equal to PHYSICAL_MODE on IA32/X64/EBC architecture
 // Otherwise, VIRTUAL_MODE/PHYSICAL_MODE would be used on Ipf architecture, 
 // 
-enum {
+typedef enum {
   PHYSICAL_MODE,
   VIRTUAL_MODE
-};
+} PROCESSOR_MODE;
 
 typedef struct {
   UINTN                     Signature;
@@ -124,7 +124,8 @@ EfiSerialStatusCodeInitializeWorker (
 
   @param  Data          This optional parameter may be used to pass additional data
  
-  @return               The function always return EFI_SUCCESS.
+  @retval EFI_SUCCESS         Success to report status code to serial I/O.
+  @retval EFI_DEVICE_ERROR    EFI serial device can not work after ExitBootService() is called .
 
 **/
 EFI_STATUS
@@ -218,6 +219,7 @@ DataHubStatusCodeInitializeWorker (
   @param  Data          This optional parameter may be used to pass additional data
  
   @retval EFI_OUT_OF_RESOURCES   Can not acquire record buffer.
+  @retval EFI_DEVICE_ERROR       EFI serial device can not work after ExitBootService() is called .
   @retval EFI_SUCCESS            Success to cache status code and signal log data event.
 
 **/

EdkModulePkg/Universal/StatusCode/Dxe/Ipf/DxeStatusCodeIpf.c

@@ -1,5 +1,5 @@
 /** @file
-  Status code driver for IA32/X64/EBC architecture.
+* Status code driver for IPF architecture.
 
   Copyright (c) 2006, Intel Corporation                                                         
   All rights reserved. This program and the accompanying materials                          
@@ -76,8 +76,8 @@ ReportEsalServiceEntry (
     // Use atom operation to avoid the reentant of report.
     // If current status is not zero, then the function is reentrancy.
     //
-    if (InterlockedCompareExchange32 (&DxeStatusCode->StatusCodeNestStatus, 0, 1)) {
-      ReturnVal.Status = EFI_DEVICE_ERROR ;
+    if (1 == InterlockedCompareExchange32 (&DxeStatusCode->StatusCodeNestStatus, 0, 1)) {
+      ReturnVal.Status = EFI_DEVICE_ERROR;
       return ReturnVal;
     }
 
@@ -150,6 +150,8 @@ DxeStatusCodeDriverEntry (
   IN EFI_SYSTEM_TABLE  *SystemTable
   )
 {
+  EFI_STATUS Status;
+
   //
   // Dispatch initialization request to supported devices
   //
@@ -158,13 +160,14 @@ DxeStatusCodeDriverEntry (
   //
   // Initialize ESAL capabilities.
   //
-  RegisterEsalClass (
+  Status = RegisterEsalClass (
              &gEfiExtendedSalStatusCodeServicesProtocolGuid,
              &gDxeStatusCode,
              ReportEsalServiceEntry,
              StatusCode,
              NULL
              );
+  ASSERT_EFI_ERROR (Status);
 
   return EFI_SUCCESS;
 }

EdkModulePkg/Universal/StatusCode/Dxe/Ipf/StatusCode.dxs

@@ -11,7 +11,7 @@
 # 
 # Module Name:
 #
-#   IpfStatusCode.dxs
+#   StatusCode.dxs
 #
 # Abstract:
 #