[PATCH 4/4] Modify QemuFwCfgLib to use new BaseIoFifoLib library.

[Leo Duran <leo.duran@amd.com>]

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Reviewed-by: Leo Duran  <leo.duran@amd.com>
---
 OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm | 55 -----------------------
 OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c       |  1 +
 OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf     |  7 +--
 OvmfPkg/Library/QemuFwCfgLib/X64/IoLibExAsm.nasm  | 52 ---------------------
 4 files changed, 2 insertions(+), 113 deletions(-)
 delete mode 100644 OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm
 delete mode 100644 OvmfPkg/Library/QemuFwCfgLib/X64/IoLibExAsm.nasm

diff --git a/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm b/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm
deleted file mode 100644
index faa22e9..0000000
--- a/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm
+++ /dev/null
@@ -1,55 +0,0 @@
-;------------------------------------------------------------------------------
-;
-; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
-; 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.
-;
-;------------------------------------------------------------------------------
-
-    SECTION .text
-
-;------------------------------------------------------------------------------
-;  VOID
-;  EFIAPI
-;  IoReadFifo8 (
-;    IN UINTN                  Port,
-;    IN UINTN                  Size,
-;    IN VOID                   *Buffer
-;    );
-;------------------------------------------------------------------------------
-global ASM_PFX(IoReadFifo8)
-ASM_PFX(IoReadFifo8):
-
-    mov     dx, [esp + 4]
-    mov     ecx, [esp + 8]
-    push    edi
-    mov     edi, [esp + 16]
-rep insb
-    pop     edi
-    ret
-
-;------------------------------------------------------------------------------
-;  VOID
-;  EFIAPI
-;  IoWriteFifo8 (
-;    IN UINTN                  Port,
-;    IN UINTN                  Size,
-;    IN VOID                   *Buffer
-;    );
-;------------------------------------------------------------------------------
-global ASM_PFX(IoWriteFifo8)
-ASM_PFX(IoWriteFifo8):
-
-    mov     dx, [esp + 4]
-    mov     ecx, [esp + 8]
-    push    esi
-    mov     esi, [esp + 16]
-rep outsb
-    pop     esi
-    ret
-
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
index 0bbf121..ea59bc5 100644
--- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
+++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
@@ -18,6 +18,7 @@
 #include <Library/BaseMemoryLib.h>
 #include <Library/DebugLib.h>
 #include <Library/IoLib.h>
+#include <Library/IoFifoLib.h>
 #include <Library/QemuFwCfgLib.h>
 #include <Library/MemoryAllocationLib.h>
 #include <Library/UefiBootServicesTableLib.h>
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
index 66ac778..6fbb702 100644
--- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
+++ b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
@@ -36,12 +36,6 @@
   QemuFwCfgLib.c
   QemuFwCfgPeiDxe.c
 
-[Sources.IA32]
-  Ia32/IoLibExAsm.nasm
-
-[Sources.X64]
-  X64/IoLibExAsm.nasm
-
 [Packages]
   MdePkg/MdePkg.dec
   OvmfPkg/OvmfPkg.dec
@@ -51,5 +45,6 @@
   BaseMemoryLib
   DebugLib
   IoLib
+  IoFifoLib
   MemoryAllocationLib
 
diff --git a/OvmfPkg/Library/QemuFwCfgLib/X64/IoLibExAsm.nasm b/OvmfPkg/Library/QemuFwCfgLib/X64/IoLibExAsm.nasm
deleted file mode 100644
index f1078f2..0000000
--- a/OvmfPkg/Library/QemuFwCfgLib/X64/IoLibExAsm.nasm
+++ /dev/null
@@ -1,52 +0,0 @@
-;------------------------------------------------------------------------------
-;
-; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
-; 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.
-;
-;------------------------------------------------------------------------------
-
-    DEFAULT REL
-    SECTION .text
-
-;------------------------------------------------------------------------------
-;  VOID
-;  EFIAPI
-;  IoReadFifo8 (
-;    IN UINTN                  Port,              // rcx
-;    IN UINTN                  Size,              // rdx
-;    IN VOID                   *Buffer            // r8
-;    );
-;------------------------------------------------------------------------------
-global ASM_PFX(IoReadFifo8)
-ASM_PFX(IoReadFifo8):
-
-    xchg    rcx, rdx
-    xchg    rdi, r8             ; rdi: buffer address; r8: save rdi
-rep insb
-    mov     rdi, r8             ; restore rdi
-    ret
-
-;------------------------------------------------------------------------------
-;  VOID
-;  EFIAPI
-;  IoWriteFifo8 (
-;    IN UINTN                  Port,              // rcx
-;    IN UINTN                  Size,              // rdx
-;    IN VOID                   *Buffer            // r8
-;    );
-;------------------------------------------------------------------------------
-global ASM_PFX(IoWriteFifo8)
-ASM_PFX(IoWriteFifo8):
-
-    xchg    rcx, rdx
-    xchg    rsi, r8             ; rdi: buffer address; r8: save rdi
-rep outsb
-    mov     rsi, r8             ; restore rdi
-    ret
-
-- 
1.9.1