OvmfPkg QemuFwCfgLib: Convert Ia32/IoLibExAsm.asm to NASM

[mirror_edk2.git] / OvmfPkg / Library / QemuFwCfgLib / Ia32 / IoLibExAsm.nasm

diff --git a/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm b/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm
new file mode 100644 (file)
index 0000000..faa22e9
--- /dev/null
+++ b/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.nasm
@@ -0,0 +1,55 @@
+;------------------------------------------------------------------------------\r
+;\r
+; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r
+; This program and the accompanying materials\r
+; are licensed and made available under the terms and conditions of the BSD License\r
+; which accompanies this distribution.  The full text of the license may be found at\r
+; http://opensource.org/licenses/bsd-license.php.\r
+;\r
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+;\r
+;------------------------------------------------------------------------------\r
+\r
+    SECTION .text\r
+\r
+;------------------------------------------------------------------------------\r
+;  VOID\r
+;  EFIAPI\r
+;  IoReadFifo8 (\r
+;    IN UINTN                  Port,\r
+;    IN UINTN                  Size,\r
+;    IN VOID                   *Buffer\r
+;    );\r
+;------------------------------------------------------------------------------\r
+global ASM_PFX(IoReadFifo8)\r
+ASM_PFX(IoReadFifo8):\r
+\r
+    mov     dx, [esp + 4]\r
+    mov     ecx, [esp + 8]\r
+    push    edi\r
+    mov     edi, [esp + 16]\r
+rep insb\r
+    pop     edi\r
+    ret\r
+\r
+;------------------------------------------------------------------------------\r
+;  VOID\r
+;  EFIAPI\r
+;  IoWriteFifo8 (\r
+;    IN UINTN                  Port,\r
+;    IN UINTN                  Size,\r
+;    IN VOID                   *Buffer\r
+;    );\r
+;------------------------------------------------------------------------------\r
+global ASM_PFX(IoWriteFifo8)\r
+ASM_PFX(IoWriteFifo8):\r
+\r
+    mov     dx, [esp + 4]\r
+    mov     ecx, [esp + 8]\r
+    push    esi\r
+    mov     esi, [esp + 16]\r
+rep outsb\r
+    pop     esi\r
+    ret\r
+\r