;------------------------------------------------------------------------------ ; ; Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.
; ; 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