diff options
Diffstat (limited to 'OvmfPkg/PciHostBridgeDxe/Ia32')
| -rw-r--r-- | OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.S | 134 | ||||
| -rw-r--r-- | OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.asm | 140 |
2 files changed, 274 insertions, 0 deletions
diff --git a/OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.S b/OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.S new file mode 100644 index 0000000000..03a014de0c --- /dev/null +++ b/OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.S @@ -0,0 +1,134 @@ +#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006 - 2012, 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.
+#
+#------------------------------------------------------------------------------
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# IoReadFifo8 (
+# IN UINTN Port,
+# IN UINTN Count,
+# IN VOID *Buffer
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(IoReadFifo8)
+ASM_PFX(IoReadFifo8):
+ push %edi
+ cld
+ movw 8(%esp), %dx
+ mov 12(%esp), %ecx
+ mov 16(%esp), %edi
+rep insb
+ pop %edi
+ ret
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# IoReadFifo16 (
+# IN UINTN Port,
+# IN UINTN Count,
+# IN VOID *Buffer
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(IoReadFifo16)
+ASM_PFX(IoReadFifo16):
+ push %edi
+ cld
+ movw 8(%esp), %dx
+ mov 12(%esp), %ecx
+ mov 16(%esp), %edi
+rep insw
+ pop %edi
+ ret
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# IoReadFifo32 (
+# IN UINTN Port,
+# IN UINTN Count,
+# IN VOID *Buffer
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(IoReadFifo32)
+ASM_PFX(IoReadFifo32):
+ push %edi
+ cld
+ movw 8(%esp), %dx
+ mov 12(%esp), %ecx
+ mov 16(%esp), %edi
+rep insl
+ pop %edi
+ ret
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# IoWriteFifo8 (
+# IN UINTN Port,
+# IN UINTN Count,
+# IN VOID *Buffer
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(IoWriteFifo8)
+ASM_PFX(IoWriteFifo8):
+ push %esi
+ cld
+ movw 8(%esp), %dx
+ mov 12(%esp), %ecx
+ mov 16(%esp), %esi
+rep outsb
+ pop %esi
+ ret
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# IoWriteFifo16 (
+# IN UINTN Port,
+# IN UINTN Count,
+# IN VOID *Buffer
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(IoWriteFifo16)
+ASM_PFX(IoWriteFifo16):
+ push %esi
+ cld
+ movw 8(%esp), %dx
+ mov 12(%esp), %ecx
+ mov 16(%esp), %esi
+rep outsw
+ pop %esi
+ ret
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# IoWriteFifo32 (
+# IN UINTN Port,
+# IN UINTN Count,
+# IN VOID *Buffer
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(IoWriteFifo32)
+ASM_PFX(IoWriteFifo32):
+ push %esi
+ cld
+ movw 8(%esp), %dx
+ mov 12(%esp), %ecx
+ mov 16(%esp), %esi
+rep outsl
+ pop %esi
+ ret
+
diff --git a/OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.asm b/OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.asm new file mode 100644 index 0000000000..b1cc25eeb6 --- /dev/null +++ b/OvmfPkg/PciHostBridgeDxe/Ia32/IoFifo.asm @@ -0,0 +1,140 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2012, 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.
+;
+;------------------------------------------------------------------------------
+
+ .586P
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; IoReadFifo8 (
+; IN UINTN Port,
+; IN UINTN Size,
+; IN VOID *Buffer
+; );
+;------------------------------------------------------------------------------
+IoReadFifo8 PROC
+ push edi
+ cld
+ mov dx, [esp + 8]
+ mov ecx, [esp + 12]
+ mov edi, [esp + 16]
+rep insb
+ pop edi
+ ret
+IoReadFifo8 ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; IoReadFifo16 (
+; IN UINTN Port,
+; IN UINTN Size,
+; IN VOID *Buffer
+; );
+;------------------------------------------------------------------------------
+IoReadFifo16 PROC
+ push edi
+ cld
+ mov dx, [esp + 8]
+ mov ecx, [esp + 12]
+ mov edi, [esp + 16]
+rep insw
+ pop edi
+ ret
+IoReadFifo16 ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; IoReadFifo32 (
+; IN UINTN Port,
+; IN UINTN Size,
+; IN VOID *Buffer
+; );
+;------------------------------------------------------------------------------
+IoReadFifo32 PROC
+ push edi
+ cld
+ mov dx, [esp + 8]
+ mov ecx, [esp + 12]
+ mov edi, [esp + 16]
+rep insd
+ pop edi
+ ret
+IoReadFifo32 ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; IoWriteFifo8 (
+; IN UINTN Port,
+; IN UINTN Size,
+; IN VOID *Buffer
+; );
+;------------------------------------------------------------------------------
+IoWriteFifo8 PROC
+ push esi
+ cld
+ mov dx, [esp + 8]
+ mov ecx, [esp + 12]
+ mov esi, [esp + 16]
+rep outsb
+ pop esi
+ ret
+IoWriteFifo8 ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; IoWriteFifo16 (
+; IN UINTN Port,
+; IN UINTN Size,
+; IN VOID *Buffer
+; );
+;------------------------------------------------------------------------------
+IoWriteFifo16 PROC
+ push esi
+ cld
+ mov dx, [esp + 8]
+ mov ecx, [esp + 12]
+ mov esi, [esp + 16]
+rep outsw
+ pop esi
+ ret
+IoWriteFifo16 ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EFIAPI
+; IoWriteFifo32 (
+; IN UINTN Port,
+; IN UINTN Size,
+; IN VOID *Buffer
+; );
+;------------------------------------------------------------------------------
+IoWriteFifo32 PROC
+ push esi
+ cld
+ mov dx, [esp + 8]
+ mov ecx, [esp + 12]
+ mov esi, [esp + 16]
+rep outsd
+ pop esi
+ ret
+IoWriteFifo32 ENDP
+
+ END
+
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