audk/OvmfPkg/Library/QemuFwCfgLib/Ia32/IoLibExAsm.S

53 lines
1.7 KiB
ArmAsm

#------------------------------------------------------------------------------
#
# 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.
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoReadFifo8 (
# IN UINTN Port,
# IN UINTN Size,
# IN VOID *Buffer
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoReadFifo8)
ASM_PFX(IoReadFifo8):
movw 4(%esp), %dx
movl 8(%esp), %ecx
pushl %edi
movl 16(%esp), %edi
rep insb
popl %edi
ret
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoWriteFifo8 (
# IN UINTN Port,
# IN UINTN Size,
# IN VOID *Buffer
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoWriteFifo8)
ASM_PFX(IoWriteFifo8):
movw 4(%esp), %dx
movl 8(%esp), %ecx
pushl %esi
movl 16(%esp), %esi
rep outsb
popl %esi
ret