Clean up DxeIpl:

1. Remove the assembly by using IoLib & BaseLib in MdePkg
2. Refine code to pass CYGWIN GCC tool chain build 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7404 6f19259b-4bc3-4df7-8a09-765794883524

14 files changed, 232 insertions, 384 deletions

diff --git a/DuetPkg/DxeIpl/DxeInit.c b/DuetPkg/DxeIpl/DxeInit.c
index 078ba1a..dff64b4 100644
--- a/DuetPkg/DxeIpl/DxeInit.c
+++ b/DuetPkg/DxeIpl/DxeInit.c
@@ -305,7 +305,7 @@ Returns:
   PrintString("                         WELCOME TO EFI WORLD!\n");

   

   EnterDxeMain (StackTop, Handoff->DxeCoreEntryPoint, gHob, PageTableBase);

-  

+ 

   PrintString("Fail to enter DXE main!\n");

   //

   // Should never get here

diff --git a/DuetPkg/DxeIpl/DxeIpl.h b/DuetPkg/DxeIpl/DxeIpl.h
index 4c93071..c8c6794 100644
--- a/DuetPkg/DxeIpl/DxeIpl.h
+++ b/DuetPkg/DxeIpl/DxeIpl.h
@@ -27,6 +27,7 @@
 #include <Library/BaseMemoryLib.h>

 #include <Library/ReportStatusCodeLib.h>

 #include <Library/PrintLib.h>

+#include <Library/IoLib.h>

 

 #include <VariableFormat.h>

 #include <CpuIA32.h>

diff --git a/DuetPkg/DxeIpl/DxeIpl.inf b/DuetPkg/DxeIpl/DxeIpl.inf
index 68251a5..6a2ba5d 100644
--- a/DuetPkg/DxeIpl/DxeIpl.inf
+++ b/DuetPkg/DxeIpl/DxeIpl.inf
@@ -37,6 +37,7 @@
   BaseMemoryLib

   PrintLib

   ReportStatusCodeLib

+  IoLib

 

 [Sources.common]

   DxeIpl.h

@@ -53,18 +54,14 @@
   Debug.h

   

 [Sources.x64]

-  X64/CpuIoAccess.asm

-  X64/EnterDxeCore.asm

+  X64/EnterDxeCore.c

   X64/Paging.c

   X64/VirtualMemory.h

 

 [Sources.Ia32]

-  Ia32/CpuIoAccess.asm

-  Ia32/EnterDxeCore.asm

+  Ia32/EnterDxeCore.c

   Ia32/Paging.c

   Ia32/VirtualMemory.h

-  Ia32/CpuIoAccessGnu.c | GCC

-  Ia32/EnterDxeCoreGnu.c | GCC

   

 #[BuildOptions.common]

   #MSFT:*_*_IA32_DLINK_FLAGS = /out:"$(BIN_DIR)\SecMain.exe" /base:0x10000000 /pdb:"$(BIN_DIR)\SecMain.pdb" /LIBPATH:"$(VCINSTALLDIR)\Lib" /LIBPATH:"$(VCINSTALLDIR)\PlatformSdk\Lib" /NOLOGO /SUBSYSTEM:CONSOLE /NODEFAULTLIB /IGNORE:4086 /MAP /OPT:REF /DEBUG /MACHINE:I386 /LTCG Kernel32.lib MSVCRTD.lib Gdi32.lib User32.lib Winmm.lib

diff --git a/DuetPkg/DxeIpl/HobGeneration.c b/DuetPkg/DxeIpl/HobGeneration.c
index 0158ea7..fcb2516 100644
--- a/DuetPkg/DxeIpl/HobGeneration.c
+++ b/DuetPkg/DxeIpl/HobGeneration.c
@@ -24,7 +24,7 @@ Revision History:
 #include "Debug.h"

 

 #define EFI_DXE_FILE_GUID \

-  { 0xb1644c1a, 0xc16a, 0x4c5b, 0x88, 0xde, 0xea, 0xfb, 0xa9, 0x7e, 0x74, 0xd8 }

+  { 0xb1644c1a, 0xc16a, 0x4c5b, {0x88, 0xde, 0xea, 0xfb, 0xa9, 0x7e, 0x74, 0xd8 }}

 

 #define CPUID_EXTENDED_ADD_SIZE  0x80000008

 

@@ -92,7 +92,7 @@ HOB_TEMPLATE  gHobTemplate = {
       0x0,                                          // EFI_PHYSICAL_ADDRESS  MemoryBaseAddress;

       0x0,                                          // UINT64                MemoryLength;

       EfiBootServicesData,                          // EFI_MEMORY_TYPE       MemoryType;  

-      0, 0, 0, 0                                    // Reserved              Reserved[4]; 

+      {0, 0, 0, 0}                                  // Reserved              Reserved[4]; 

     }

   },

   { // MemoryAllocation for HOB's & Images

@@ -191,10 +191,14 @@ HOB_TEMPLATE  gHobTemplate = {
     0x0                                             //  EFI_PHYSICAL_ADDRESS of EntryPoint;

   },

   { // Memory Map Hints to reduce fragmentation in the memory map

-    EFI_HOB_TYPE_GUID_EXTENSION,                    // Hob type

-    sizeof (MEMORY_TYPE_INFORMATION_HOB),           // Hob size

-    0,                                              // reserved

-    EFI_MEMORY_TYPE_INFORMATION_GUID,

+    {

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,                    // Hob type

+        sizeof (MEMORY_TYPE_INFORMATION_HOB),           // Hob size

+        0,                                              // reserved

+      },

+      EFI_MEMORY_TYPE_INFORMATION_GUID

+    },

     {

       {

         EfiACPIReclaimMemory,

@@ -239,31 +243,47 @@ HOB_TEMPLATE  gHobTemplate = {
     }

   },

   { // Pointer to ACPI Table

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (TABLE_HOB),                // Hob size

-    0,                                 // reserved

-    EFI_ACPI_TABLE_GUID,

+    {

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (TABLE_HOB),                // Hob size

+        0                                  // reserved

+      },

+      EFI_ACPI_TABLE_GUID

+    },

     0

   },

   { // Pointer to ACPI20 Table

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (TABLE_HOB),                // Hob size

-    0,                                 // reserved

-    EFI_ACPI_20_TABLE_GUID,

+    {

+      {  

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (TABLE_HOB),                // Hob size

+        0                                  // reserved

+      },

+      EFI_ACPI_20_TABLE_GUID

+    },

     0

   },

   { // Pointer to SMBIOS Table

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (TABLE_HOB),                // Hob size

-    0,                                 // reserved

-    EFI_SMBIOS_TABLE_GUID,

+    {

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (TABLE_HOB),                // Hob size

+        0                                  // reserved

+      },

+      EFI_SMBIOS_TABLE_GUID

+    },

     0

   },

   { // Pointer to MPS Table

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (TABLE_HOB),                // Hob size

-    0,                                 // reserved

-    EFI_MPS_TABLE_GUID,

+    {

+      {

+         EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (TABLE_HOB),                // Hob size

+        0,                                 // reserved

+      },

+      EFI_MPS_TABLE_GUID

+    },

     0

   },

   /**

@@ -304,25 +324,37 @@ HOB_TEMPLATE  gHobTemplate = {
   },

   **/

   { // Pointer to ReportStatusCode

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (PROTOCOL_HOB),             // Hob size

-    0,                                 // reserved

-    EFI_STATUS_CODE_RUNTIME_PROTOCOL_GUID,

+    {

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (PROTOCOL_HOB),             // Hob size

+        0                                  // reserved

+      },

+      EFI_STATUS_CODE_RUNTIME_PROTOCOL_GUID

+    },

     NULL

   },

   { // EFILDR Memory Descriptor

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (MEMORY_DESC_HOB),          // Hob size

-    0,                                 // reserved

-    EFI_LDR_MEMORY_DESCRIPTOR_GUID,

+    {

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (MEMORY_DESC_HOB),          // Hob size

+        0                                  // reserved

+      },

+      EFI_LDR_MEMORY_DESCRIPTOR_GUID

+    },

     0,

     NULL

   },

   { // Pci Express Base Address Hob

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (PCI_EXPRESS_BASE_HOB),     // Hob size

-    0,                                 // reserved

-    EFI_PCI_EXPRESS_BASE_ADDRESS_GUID,

+    {

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (PCI_EXPRESS_BASE_HOB),     // Hob size

+        0                                  // reserved

+      },

+      EFI_PCI_EXPRESS_BASE_ADDRESS_GUID

+    },

     {

       0,

       0,

@@ -330,12 +362,18 @@ HOB_TEMPLATE  gHobTemplate = {
     }

   },

   { // Acpi Description Hob

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (ACPI_DESCRIPTION_HOB),     // Hob size

-    0,                                 // reserved

-    EFI_ACPI_DESCRIPTION_GUID,

     {

-      0,

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (ACPI_DESCRIPTION_HOB),     // Hob size

+        0                                  // reserved

+      },

+      EFI_ACPI_DESCRIPTION_GUID

+    },

+    {

+      {

+        0,

+      },

     }

   },

   { // NV Storage FV Resource

@@ -356,21 +394,27 @@ HOB_TEMPLATE  gHobTemplate = {
     NV_STORAGE_FVB_SIZE                             // ResourceLength

   },

   { // FVB holding NV Storage

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (FVB_HOB),

-    0,

-    EFI_FLASH_MAP_HOB_GUID,

     {

-      0, 0, 0,                         // Reserved[3]

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (FVB_HOB),

+        0

+      },

+      EFI_FLASH_MAP_HOB_GUID

+    },

+    {

+      {0, 0, 0},                       // Reserved[3]

       EFI_FLASH_AREA_GUID_DEFINED,     // AreaType

       EFI_SYSTEM_NV_DATA_HOB_GUID,     // AreaTypeGuid

       1,

       {

-        EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

-        0,                             // SubAreaData.Reserved

-        0,                             // SubAreaData.Base (Fixed later)

-        NV_STORAGE_FVB_SIZE,           // SubAreaData.Length

-        EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        {

+          EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

+          0,                             // SubAreaData.Reserved

+          0,                             // SubAreaData.Base (Fixed later)

+          NV_STORAGE_FVB_SIZE,           // SubAreaData.Length

+          EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        }

       }, 

       0,                               // VolumeSignature (Fixed later)

       NV_STORAGE_FILE_PATH,            // Mapped file without padding

@@ -381,21 +425,27 @@ HOB_TEMPLATE  gHobTemplate = {
     }

   },

   { // NV Storage Hob

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (FVB_HOB),                  // Hob size

-    0,                                 // reserved

-    EFI_FLASH_MAP_HOB_GUID,

     {

-      0, 0, 0,                         // Reserved[3]

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (FVB_HOB),                  // Hob size

+        0                                  // reserved

+      },

+      EFI_FLASH_MAP_HOB_GUID

+    },

+    {

+      {0, 0, 0},                       // Reserved[3]

       EFI_FLASH_AREA_EFI_VARIABLES,    // AreaType

       { 0 },                           // AreaTypeGuid

       1,

       {

-        EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

-        0,                             // SubAreaData.Reserved

-        0,                             // SubAreaData.Base (Fixed later)

-        NV_STORAGE_SIZE,               // SubAreaData.Length

-        EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        {

+          EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

+          0,                             // SubAreaData.Reserved

+          0,                             // SubAreaData.Base (Fixed later)

+          NV_STORAGE_SIZE,               // SubAreaData.Length

+          EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        }

       }, 

       0,

       NV_STORAGE_FILE_PATH,

@@ -404,21 +454,27 @@ HOB_TEMPLATE  gHobTemplate = {
     }

   },

   { // FVB holding FTW spaces including Working & Spare space

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (FVB_HOB),

-    0,

-    EFI_FLASH_MAP_HOB_GUID,

     {

-      0, 0, 0,                         // Reserved[3]

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (FVB_HOB),

+        0

+      },

+      EFI_FLASH_MAP_HOB_GUID

+    },

+    {

+      {0, 0, 0},                       // Reserved[3]

       EFI_FLASH_AREA_GUID_DEFINED,     // AreaType

       EFI_SYSTEM_NV_DATA_HOB_GUID,     // AreaTypeGuid

       1,

       {

-        EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

-        0,                             // SubAreaData.Reserved

-        0,                             // SubAreaData.Base (Fixed later)

-        NV_FTW_FVB_SIZE,               // SubAreaData.Length

-        EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID   // SubAreaData.FileSystem

+        {

+          EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

+          0,                             // SubAreaData.Reserved

+          0,                             // SubAreaData.Base (Fixed later)

+          NV_FTW_FVB_SIZE,               // SubAreaData.Length

+          EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID   // SubAreaData.FileSystem

+        }

       }, 

       0,

       L"",                             // Empty String indicates using memory

@@ -427,21 +483,27 @@ HOB_TEMPLATE  gHobTemplate = {
     }

   },

   { // NV Ftw working Hob

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (FVB_HOB),                  // Hob size

-    0,                                 // reserved

-    EFI_FLASH_MAP_HOB_GUID,

     {

-      0, 0, 0,                         // Reserved[3]

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (FVB_HOB),                  // Hob size

+        0                                  // reserved

+      },

+      EFI_FLASH_MAP_HOB_GUID

+    },

+    {

+      {0, 0, 0},                       // Reserved[3]

       EFI_FLASH_AREA_FTW_STATE,        // AreaType

       { 0 },                           // AreaTypeGuid

       1,

       {

-        EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

-        0,                             // SubAreaData.Reserved

-        0,                             // SubAreaData.Base (Fixed later)

-        NV_FTW_WORKING_SIZE,           // SubAreaData.Length

-        EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        {

+          EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

+          0,                             // SubAreaData.Reserved

+          0,                             // SubAreaData.Base (Fixed later)

+          NV_FTW_WORKING_SIZE,           // SubAreaData.Length

+          EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        }

       }, 

       0,                               // VolumeSignature

       L"",

@@ -450,21 +512,27 @@ HOB_TEMPLATE  gHobTemplate = {
     }

   },

   { // NV Ftw spare Hob

-    EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

-    sizeof (FVB_HOB),                  // Hob size

-    0,                                 // reserved

-    EFI_FLASH_MAP_HOB_GUID,

     {

-      0, 0, 0,                         // Reserved[3]

+      {

+        EFI_HOB_TYPE_GUID_EXTENSION,       // Hob type

+        sizeof (FVB_HOB),                  // Hob size

+        0                                  // reserved

+      },

+      EFI_FLASH_MAP_HOB_GUID

+    },

+    {

+      {0, 0, 0},                       // Reserved[3]

       EFI_FLASH_AREA_FTW_BACKUP,       // AreaType

       { 0 },                           // AreaTypeGuid

       1,

       {

-        EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

-        0,                             // SubAreaData.Reserved

-        0,                             // SubAreaData.Base (Fixed later)

-        NV_FTW_SPARE_SIZE,             // SubAreaData.Length

-        EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        {

+          EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV, // SubAreaData.Attributes

+          0,                             // SubAreaData.Reserved

+          0,                             // SubAreaData.Base (Fixed later)

+          NV_FTW_SPARE_SIZE,             // SubAreaData.Length

+          EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL_GUID // SubAreaData.FileSystem

+        }

       }, 

       0,

       L"",

diff --git a/DuetPkg/DxeIpl/HobGeneration.h b/DuetPkg/DxeIpl/HobGeneration.h
index e6fb9f0..61d2e99 100644
--- a/DuetPkg/DxeIpl/HobGeneration.h
+++ b/DuetPkg/DxeIpl/HobGeneration.h
@@ -32,7 +32,7 @@ Revision History:
 #define NV_STORAGE_STATE               0x19000

 

 #define EFI_LDR_MEMORY_DESCRIPTOR_GUID \

-  { 0x7701d7e5, 0x7d1d, 0x4432, 0xa4, 0x68, 0x67, 0x3d, 0xab, 0x8a, 0xde, 0x60 }

+  { 0x7701d7e5, 0x7d1d, 0x4432, {0xa4, 0x68, 0x67, 0x3d, 0xab, 0x8a, 0xde, 0x60}}

 

 #pragma pack(1)

 

diff --git a/DuetPkg/DxeIpl/Ia32/CpuIoAccess.asm b/DuetPkg/DxeIpl/Ia32/CpuIoAccess.asm
deleted file mode 100644
index 00a80ef..0000000
--- a/DuetPkg/DxeIpl/Ia32/CpuIoAccess.asm
+++ /dev/null
@@ -1,62 +0,0 @@
-  title   CpuIoAccess.asm

-;------------------------------------------------------------------------------

-;

-; Copyright (c) 2006, Intel Corporation                                                         

-; All rights reserved. This program and the accompanying materials                          

-; are licensed and made available under the terms and conditions of the BSD License         

-; which accompanies this distribution.  The full text of the license may be found at        

-; http://opensource.org/licenses/bsd-license.php                                            

-;                                                                                           

-; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     

-; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

-; 

-; Module Name:

-;   CpuIoAccess.asm

-; 

-; Abstract:

-;   CPU IO Abstraction

-;

-;------------------------------------------------------------------------------

-

-  .686

-  .MODEL FLAT,C

-  .CODE

-

-

-UINT8    TYPEDEF    BYTE

-UINT16   TYPEDEF    WORD

-UINT32   TYPEDEF    DWORD

-UINT64   TYPEDEF    QWORD

-UINTN    TYPEDEF    UINT32

-

-

-

-;------------------------------------------------------------------------------

-;  UINT8

-;  CpuIoRead8 (

-;    IN  UINT16  Port

-;    )

-;------------------------------------------------------------------------------

-CpuIoRead8 PROC  PUBLIC Port:UINT16

-    mov    dx,  Port

-    in     al,  dx

-    ret

-CpuIoRead8  ENDP

-

-

-;------------------------------------------------------------------------------

-;  VOID

-;  CpuIoWrite8 (

-;    IN  UINT16  Port,

-;    IN  UINT32  Data

-;    )

-;------------------------------------------------------------------------------

-CpuIoWrite8 PROC    PUBLIC Port:UINT16, Data:UINT32

-    mov    eax, Data

-    mov    dx,  Port

-    out    dx,  al

-    ret

-CpuIoWrite8  ENDP

-

-

-END
\ No newline at end of file
diff --git a/DuetPkg/DxeIpl/Ia32/CpuIoAccessGnu.c b/DuetPkg/DxeIpl/Ia32/CpuIoAccessGnu.c
deleted file mode 100644
index 8e9ee2a..0000000
--- a/DuetPkg/DxeIpl/Ia32/CpuIoAccessGnu.c
+++ /dev/null
@@ -1,27 +0,0 @@
-UINT8

-EFIAPI

-CpuIoRead8 (

-  IN  UINT16  Port

-  )

-{

-  UINT8     Data;

-  asm ( "inb %1, %0"

-      : "=a"(Data)

-      : "d"(Port)

-      );

-  return Data;

-}

-

-VOID

-EFIAPI

-CpuIoWrite8 (

-  IN  UINT16  Port,

-  IN  UINT32  Data

-  )

-{

-  asm ( "outb %1, %0"

-      : /* No outputs */

-      : "d"(Port)

-      , "a"((UINT8)Data)

-      );

-}
\ No newline at end of file
diff --git a/DuetPkg/DxeIpl/Ia32/EnterDxeCore.asm b/DuetPkg/DxeIpl/Ia32/EnterDxeCore.asm
deleted file mode 100644
index 0689a82..0000000
--- a/DuetPkg/DxeIpl/Ia32/EnterDxeCore.asm
+++ /dev/null
@@ -1,64 +0,0 @@
-      TITLE   EnterDxeCore.asm: Assembly code for the entering DxeCore

-;------------------------------------------------------------------------------

-;*

-;*   Copyright 2006, Intel Corporation                                                         

-;*   All rights reserved. This program and the accompanying materials                          

-;*   are licensed and made available under the terms and conditions of the BSD License         

-;*   which accompanies this distribution.  The full text of the license may be found at        

-;*   http://opensource.org/licenses/bsd-license.php                                            

-;*                                                                                             

-;*   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     

-;*   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

-;*   

-;*    EnterDxeCore.asm

-;*  

-;*   Abstract:

-;*

-;------------------------------------------------------------------------------

-

-.686p

-.model  flat        

-

-.code

-.stack

-.MMX

-.XMM

-

-;

-; VOID

-; EnterDxeMain (

-;   IN VOID *StackTop,

-;   IN VOID *DxeCoreEntryPoint,

-;   IN VOID *Hob,

-;   IN VOID *PageTable

-;   )

-;

-EnterDxeMain    PROC  C    \

-  StackTop:DWORD,          \

-  DxeCoreEntryPoint:DWORD, \

-  Hob:DWORD,               \

-  PageTable:DWORD

-  

-  mov   eax, PageTable

-;  mov   cr3, eax     ; load page table

-;  mov   eax, cr4

-;  bts   eax, 4       ; enable CR4.PSE

-;  mov   cr4, eax

-;  mov   eax, cr0

-;  bts   eax, 31      ; enable CR0.PG

-;  mov   cr0, eax

-  mov   ecx, DxeCoreEntryPoint

-  mov   eax, StackTop

-  mov   esp, eax

-  mov   edx, Hob

-  push  edx

-  push  0

-  jmp   ecx

-

-; should never get here

-  jmp $

-  ret

-

-EnterDxeMain    ENDP

-

-END

diff --git a/DuetPkg/DxeIpl/Ia32/EnterDxeCore.c b/DuetPkg/DxeIpl/Ia32/EnterDxeCore.c
new file mode 100644
index 0000000..b844914
--- /dev/null
+++ b/DuetPkg/DxeIpl/Ia32/EnterDxeCore.c
@@ -0,0 +1,31 @@
+/** @file

+  IA32 specific code to enter DxeCore

+

+Copyright (c) 2006 - 2007, Intel Corporation                                                         

+All rights reserved. This program and the accompanying materials                          

+are licensed and made available under the terms and conditions of the BSD License         

+which accompanies this distribution.  The full text of the license may be found at        

+http://opensource.org/licenses/bsd-license.php                                            

+                                                                                          

+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     

+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

+

+**/

+

+#include "DxeIpl.h"

+

+VOID

+EnterDxeMain (

+  IN VOID *StackTop,

+  IN VOID *DxeCoreEntryPoint,

+  IN VOID *Hob,

+  IN VOID *PageTable

+  )

+{

+  SwitchStack (

+    (SWITCH_STACK_ENTRY_POINT)(UINTN)DxeCoreEntryPoint,

+    Hob,

+    NULL,

+    StackTop

+    );

+}

diff --git a/DuetPkg/DxeIpl/Ia32/EnterDxeCoreGnu.c b/DuetPkg/DxeIpl/Ia32/EnterDxeCoreGnu.c
deleted file mode 100644
index c502f84..0000000
--- a/DuetPkg/DxeIpl/Ia32/EnterDxeCoreGnu.c
+++ /dev/null
@@ -1,16 +0,0 @@
-VOID

-EnterDxeMain (

-  IN VOID *StackTop,

-  IN VOID *DxeCoreEntryPoint,

-  IN VOID *Hob,

-  IN VOID *PageTable

-  )

-{

-  __asm__ ( "movl  %0, %%esp \n\t"

-            "pushl %2 \n\t"

-            "pushl $0 \n\t"

-            "movl  %1, %%ecx \n\t"

-            "jmp  %%ecx"

-            ::"q"(StackTop), "q"(DxeCoreEntryPoint), "q"(Hob)

-          );

-}  
\ No newline at end of file
diff --git a/DuetPkg/DxeIpl/SerialStatusCode.c b/DuetPkg/DxeIpl/SerialStatusCode.c
index 4c5badf..77b2669 100644
--- a/DuetPkg/DxeIpl/SerialStatusCode.c
+++ b/DuetPkg/DxeIpl/SerialStatusCode.c
@@ -542,21 +542,6 @@ STATUS_CODE_LOOKUP_TABLE mOperationToken[] = {
   };

 

 

-//

-// Private function declarations

-//

-UINT8

-CpuIoRead8 (

-  UINT16  Port 

-  );

-

-VOID

-CpuIoWrite8 (

-  UINT16  Port,    

-  UINT32  Data   

-  );

-

-

 EFI_STATUS

 MatchString (

   IN  STATUS_CODE_LOOKUP_TABLE  *Table,

@@ -648,10 +633,10 @@ Returns:
   // Wait for the serail port to be ready.

   //

   do {

-    Data = CpuIoRead8 ((UINT16) (gComBase + LSR_OFFSET));

+    Data = IoRead8 (gComBase + LSR_OFFSET);

   } while ((Data & LSR_TXRDY) == 0);

     

-  CpuIoWrite8 (gComBase, Character);

+  IoWrite8 (gComBase, Character);

 }

 

 VOID

@@ -865,19 +850,19 @@ Returns:
   // Set communications format

   //

   OutputData = (UINT8)((DLAB << 7) | ((gBreakSet << 6) | ((gParity << 3) | ((gStop << 2) | Data))));

-  CpuIoWrite8 ((UINT16) (gComBase + LCR_OFFSET), OutputData);

+  IoWrite8 (gComBase + LCR_OFFSET, OutputData);

 

   //

   // Configure baud rate

   //

-  CpuIoWrite8 ((UINT16) (gComBase + BAUD_HIGH_OFFSET), (UINT8)(Divisor >> 8));

-  CpuIoWrite8 ((UINT16) (gComBase + BAUD_LOW_OFFSET), (UINT8)(Divisor & 0xff));

+  IoWrite8 (gComBase + BAUD_HIGH_OFFSET, (UINT8)(Divisor >> 8));

+  IoWrite8 (gComBase + BAUD_LOW_OFFSET, (UINT8)(Divisor & 0xff));

 

   //

   // Switch back to bank 0

   //

   OutputData = (UINT8)((~DLAB<<7)|((gBreakSet<<6)|((gParity<<3)|((gStop<<2)| Data))));

-  CpuIoWrite8 ((UINT16) (gComBase + LCR_OFFSET), OutputData);

+  IoWrite8 (gComBase + LCR_OFFSET, OutputData);

 

   *ReportStatusCode = SerialReportStatusCode;

 }

diff --git a/DuetPkg/DxeIpl/X64/CpuIoAccess.asm b/DuetPkg/DxeIpl/X64/CpuIoAccess.asm
deleted file mode 100644
index f1515e8..0000000
--- a/DuetPkg/DxeIpl/X64/CpuIoAccess.asm
+++ /dev/null
@@ -1,52 +0,0 @@
-  title   CpuIoAccess.asm

-;------------------------------------------------------------------------------

-;

-; Copyright (c) 2006 - 2007, Intel Corporation                                                         

-; All rights reserved. This program and the accompanying materials                          

-; are licensed and made available under the terms and conditions of the BSD License         

-; which accompanies this distribution.  The full text of the license may be found at        

-; http://opensource.org/licenses/bsd-license.php                                            

-;                                                                                           

-; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     

-; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

-; 

-; Module Name:

-;   CpuIoAccess.asm

-; 

-; Abstract:

-;   CPU IO Abstraction

-;

-;------------------------------------------------------------------------------

-

-

-.code

-

-;------------------------------------------------------------------------------

-;  UINT8

-;  CpuIoRead8 (

-;    UINT16  Port   // rcx

-;    )

-;------------------------------------------------------------------------------

-CpuIoRead8 PROC        PUBLIC

-    xor   eax, eax

-    mov    dx, cx

-    in     al, dx

-    ret

-CpuIoRead8  ENDP

-

-;------------------------------------------------------------------------------

-;  VOID

-;  CpuIoWrite8 (

-;    UINT16  Port,    // rcx

-;    UINT32  Data     // rdx

-;    )

-;------------------------------------------------------------------------------

-CpuIoWrite8 PROC        PUBLIC

-	  mov   eax, edx

-    mov    dx, cx

-    out    dx, al

-    ret

-CpuIoWrite8  ENDP

-

-

-END

diff --git a/DuetPkg/DxeIpl/X64/EnterDxeCore.asm b/DuetPkg/DxeIpl/X64/EnterDxeCore.asm
deleted file mode 100644
index a1eada3..0000000
--- a/DuetPkg/DxeIpl/X64/EnterDxeCore.asm
+++ /dev/null
@@ -1,45 +0,0 @@
-      TITLE   EnterDxeCore.asm: Assembly code for the entering DxeCore

-;------------------------------------------------------------------------------

-;*

-;*   Copyright 2006, Intel Corporation                                                         

-;*   All rights reserved. This program and the accompanying materials                          

-;*   are licensed and made available under the terms and conditions of the BSD License         

-;*   which accompanies this distribution.  The full text of the license may be found at        

-;*   http://opensource.org/licenses/bsd-license.php                                            

-;*                                                                                             

-;*   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     

-;*   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

-;*   

-;*    EnterDxeCore.asm

-;*  

-;*   Abstract:

-;*

-;------------------------------------------------------------------------------

-

-.code

-

-;

-; VOID

-; EnterDxeMain (

-;   IN VOID *StackTop,           // rcx

-;   IN VOID *DxeCoreEntryPoint,  // rdx

-;   IN VOID *Hob,                // r8

-;   IN VOID *PageTable           // r9

-;   )

-;

-EnterDxeMain    PROC

-  

-  mov   cr3, r9

-  sub   rcx, 32

-  mov   rsp, rcx

-  mov   rcx, r8

-  push  0

-  jmp   rdx

-

-; should never get here

-  jmp $

-  ret

-

-EnterDxeMain    ENDP

-

-END

diff --git a/DuetPkg/DxeIpl/X64/EnterDxeCore.c b/DuetPkg/DxeIpl/X64/EnterDxeCore.c
new file mode 100644
index 0000000..0443041
--- /dev/null
+++ b/DuetPkg/DxeIpl/X64/EnterDxeCore.c
@@ -0,0 +1,32 @@
+/** @file

+  x64 specific code to enter DxeCore

+

+Copyright (c) 2006 - 2007, Intel Corporation                                                         

+All rights reserved. This program and the accompanying materials                          

+are licensed and made available under the terms and conditions of the BSD License         

+which accompanies this distribution.  The full text of the license may be found at        

+http://opensource.org/licenses/bsd-license.php                                            

+                                                                                          

+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     

+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

+

+**/

+

+#include "DxeIpl.h"

+

+VOID

+EnterDxeMain (

+  IN VOID *StackTop,

+  IN VOID *DxeCoreEntryPoint,

+  IN VOID *Hob,

+  IN VOID *PageTable

+  )

+{

+  AsmWriteCr3 ((UINTN) PageTable);

+  SwitchStack (

+    (SWITCH_STACK_ENTRY_POINT)(UINTN)DxeCoreEntryPoint,

+    Hob,

+    NULL,

+    StackTop

+    );

+}