Fix typo in comment.

[mirror_edk2.git] / IntelFrameworkPkg / Library / DxeIoLibCpuIo / IoLib.c

diff --git a/IntelFrameworkPkg/Library/DxeIoLibCpuIo/IoLib.c b/IntelFrameworkPkg/Library/DxeIoLibCpuIo/IoLib.c
index e124e39b6cae59ddfeaf9c75bcb4e2cc4a5e09da..57a2335571035fcdf4c68a3363f8f19ff908f38f 100644 (file)
--- a/IntelFrameworkPkg/Library/DxeIoLibCpuIo/IoLib.c
+++ b/IntelFrameworkPkg/Library/DxeIoLibCpuIo/IoLib.c
@@ -1,6 +1,8 @@
 /** @file\r
   I/O Library.\r
-\r
+  The implementation of I/O operation for this library instance \r
+  are based on EFI_CPU_IO_PROTOCOL.\r
+  \r
   Copyright (c) 2006, Intel Corporation<BR>\r
   All rights reserved. This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
@@ -14,10 +16,6 @@
 \r
 **/\r
 \r
-//\r
-// Include common header file for this module.\r
-//\r
-#include "CommonHeader.h"\r
 \r
 #include "DxeCpuIoLibInternal.h"\r
 \r
@@ -48,9 +46,9 @@ IoLibConstructor (
 {\r
   EFI_STATUS                        Status;\r
 \r
-  Status = gBS->LocateProtocol (&gEfiPciRootBridgeIoProtocolGuid, NULL, &mPciRootBridgeIo);\r
+  Status = gBS->LocateProtocol (&gEfiPciRootBridgeIoProtocolGuid, NULL, (VOID **) &mPciRootBridgeIo);\r
   if (EFI_ERROR (Status)) {\r
-    Status = gBS->LocateProtocol (&gEfiCpuIoProtocolGuid, NULL, &mCpuIo);\r
+    Status = gBS->LocateProtocol (&gEfiCpuIoProtocolGuid, NULL, (VOID **) &mCpuIo);\r
   }\r
   ASSERT_EFI_ERROR (Status);\r
 \r
@@ -82,7 +80,7 @@ IoReadWorker (
   UINT64                            Data;\r
 \r
   if (mPciRootBridgeIo != NULL) {\r
-    Status = mPciRootBridgeIo->Io.Read (mPciRootBridgeIo, Width, Port, 1, &Data);\r
+    Status = mPciRootBridgeIo->Io.Read (mPciRootBridgeIo, (EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH) Width, Port, 1, &Data);\r
   } else {\r
     Status = mCpuIo->Io.Read (mCpuIo, Width, Port, 1, &Data);\r
   }\r
@@ -117,7 +115,7 @@ IoWriteWorker (
   EFI_STATUS                        Status;\r
 \r
   if (mPciRootBridgeIo != NULL) {\r
-    Status = mPciRootBridgeIo->Io.Write (mPciRootBridgeIo, Width, Port, 1, &Data);\r
+    Status = mPciRootBridgeIo->Io.Write (mPciRootBridgeIo, (EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH) Width, Port, 1, &Data);\r
   } else {\r
     Status = mCpuIo->Io.Write (mCpuIo, Width, Port, 1, &Data);\r
   }\r
@@ -151,7 +149,7 @@ MmioReadWorker (
   UINT64                            Data;\r
 \r
   if (mPciRootBridgeIo != NULL) {\r
-    Status = mPciRootBridgeIo->Mem.Read (mPciRootBridgeIo, Width, Address, 1, &Data);\r
+    Status = mPciRootBridgeIo->Mem.Read (mPciRootBridgeIo, (EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH) Width, Address, 1, &Data);\r
   } else {\r
     Status = mCpuIo->Mem.Read (mCpuIo, Width, Address, 1, &Data);\r
   }\r
@@ -170,7 +168,8 @@ MmioReadWorker (
   @param  Address       The MMIO register to read.\r
                         The caller is responsible for aligning the Address if required.\r
   @param  Width         The width of the I/O operation.\r
-\r
+  @param  Data          The value to write to the I/O port.\r
+  \r
   @return Data read from registers in the EFI system memory space.\r
 \r
 **/\r
@@ -185,7 +184,7 @@ MmioWriteWorker (
   EFI_STATUS                        Status;\r
 \r
   if (mPciRootBridgeIo != NULL) {\r
-    Status = mPciRootBridgeIo->Mem.Write (mPciRootBridgeIo, Width, Address, 1, &Data);\r
+    Status = mPciRootBridgeIo->Mem.Write (mPciRootBridgeIo, (EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH) Width, Address, 1, &Data);\r
   } else {\r
     Status = mCpuIo->Mem.Write (mCpuIo, Width, Address, 1, &Data);\r
   }\r