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#------------------------------------------------------------------------------
#
# 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, // rcx
# IN UINTN Count, // rdx
# IN VOID *Buffer // r8
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoReadFifo8)
ASM_PFX(IoReadFifo8):
cld
xchg %rcx, %rdx
xchg %r8, %rdi # rdi: buffer address; r8: save register
rep insb
mov %r8, %rdi # restore rdi
ret
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoReadFifo16 (
# IN UINTN Port, // rcx
# IN UINTN Count, // rdx
# IN VOID *Buffer // r8
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoReadFifo16)
ASM_PFX(IoReadFifo16):
cld
xchg %rcx, %rdx
xchg %r8, %rdi # rdi: buffer address; r8: save register
rep insw
mov %r8, %rdi # restore rdi
ret
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoReadFifo32 (
# IN UINTN Port, // rcx
# IN UINTN Count, // rdx
# IN VOID *Buffer // r8
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoReadFifo32)
ASM_PFX(IoReadFifo32):
cld
xchg %rcx, %rdx
xchg %r8, %rdi # rdi: buffer address; r8: save register
rep insl
mov %r8, %rdi # restore rdi
ret
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoWriteFifo8 (
# IN UINTN Port, // rcx
# IN UINTN Count, // rdx
# IN VOID *Buffer // r8
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoWriteFifo8)
ASM_PFX(IoWriteFifo8):
cld
xchg %rcx, %rdx
xchg %r8, %rsi # rsi: buffer address; r8: save register
rep outsb
mov %r8, %rsi # restore rsi
ret
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoWriteFifo16 (
# IN UINTN Port, // rcx
# IN UINTN Count, // rdx
# IN VOID *Buffer // r8
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoWriteFifo16)
ASM_PFX(IoWriteFifo16):
cld
xchg %rcx, %rdx
xchg %r8, %rsi # rsi: buffer address; r8: save register
rep outsw
mov %r8, %rsi # restore rsi
ret
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# IoWriteFifo32 (
# IN UINTN Port, // rcx
# IN UINTN Count, // rdx
# IN VOID *Buffer // r8
# );
#------------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(IoWriteFifo32)
ASM_PFX(IoWriteFifo32):
cld
xchg %rcx, %rdx
xchg %r8, %rsi # rsi: buffer address; r8: save register
rep outsl
mov %r8, %rsi # restore rsi
ret
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