;------------------------------------------------------------------------------ | |
; | |
; 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. | |
; | |
;------------------------------------------------------------------------------ | |
.code | |
;------------------------------------------------------------------------------ | |
; VOID | |
; EFIAPI | |
; IoReadFifo8 ( | |
; IN UINTN Port, // rcx | |
; IN UINTN Size, // rdx | |
; IN VOID *Buffer // r8 | |
; ); | |
;------------------------------------------------------------------------------ | |
IoReadFifo8 PROC | |
cld | |
xchg rcx, rdx | |
xchg rdi, r8 ; rdi: buffer address; r8: save rdi | |
rep insb | |
mov rdi, r8 ; restore rdi | |
ret | |
IoReadFifo8 ENDP | |
;------------------------------------------------------------------------------ | |
; VOID | |
; EFIAPI | |
; IoReadFifo16 ( | |
; IN UINTN Port, // rcx | |
; IN UINTN Size, // rdx | |
; IN VOID *Buffer // r8 | |
; ); | |
;------------------------------------------------------------------------------ | |
IoReadFifo16 PROC | |
cld | |
xchg rcx, rdx | |
xchg rdi, r8 ; rdi: buffer address; r8: save rdi | |
rep insw | |
mov rdi, r8 ; restore rdi | |
ret | |
IoReadFifo16 ENDP | |
;------------------------------------------------------------------------------ | |
; VOID | |
; EFIAPI | |
; IoReadFifo32 ( | |
; IN UINTN Port, // rcx | |
; IN UINTN Size, // rdx | |
; IN VOID *Buffer // r8 | |
; ); | |
;------------------------------------------------------------------------------ | |
IoReadFifo32 PROC | |
cld | |
xchg rcx, rdx | |
xchg rdi, r8 ; rdi: buffer address; r8: save rdi | |
rep insd | |
mov rdi, r8 ; restore rdi | |
ret | |
IoReadFifo32 ENDP | |
;------------------------------------------------------------------------------ | |
; VOID | |
; EFIAPI | |
; IoWriteFifo8 ( | |
; IN UINTN Port, // rcx | |
; IN UINTN Size, // rdx | |
; IN VOID *Buffer // r8 | |
; ); | |
;------------------------------------------------------------------------------ | |
IoWriteFifo8 PROC | |
cld | |
xchg rcx, rdx | |
xchg rsi, r8 ; rsi: buffer address; r8: save rsi | |
rep outsb | |
mov rsi, r8 ; restore rsi | |
ret | |
IoWriteFifo8 ENDP | |
;------------------------------------------------------------------------------ | |
; VOID | |
; EFIAPI | |
; IoWriteFifo16 ( | |
; IN UINTN Port, // rcx | |
; IN UINTN Size, // rdx | |
; IN VOID *Buffer // r8 | |
; ); | |
;------------------------------------------------------------------------------ | |
IoWriteFifo16 PROC | |
cld | |
xchg rcx, rdx | |
xchg rsi, r8 ; rsi: buffer address; r8: save rsi | |
rep outsw | |
mov rsi, r8 ; restore rsi | |
ret | |
IoWriteFifo16 ENDP | |
;------------------------------------------------------------------------------ | |
; VOID | |
; EFIAPI | |
; IoWriteFifo32 ( | |
; IN UINTN Port, // rcx | |
; IN UINTN Size, // rdx | |
; IN VOID *Buffer // r8 | |
; ); | |
;------------------------------------------------------------------------------ | |
IoWriteFifo32 PROC | |
cld | |
xchg rcx, rdx | |
xchg rsi, r8 ; rsi: buffer address; r8: save rsi | |
rep outsd | |
mov rsi, r8 ; restore rsi | |
ret | |
IoWriteFifo32 ENDP | |
END | |