1 ;------------------------------------------------------------------------------ 2 ; 3 ; Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR> 4 ; 5 ; This program and the accompanying materials are licensed and made available 6 ; under the terms and conditions of the BSD License which accompanies this 7 ; distribution. The full text of the license may be found at 8 ; http://opensource.org/licenses/bsd-license.php. 9 ; 10 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 ; 13 ;------------------------------------------------------------------------------ 14 15 DEFAULT REL 16 SECTION .text 17 18 ;------------------------------------------------------------------------------ 19 ; VOID 20 ; EFIAPI 21 ; IoReadFifo8 ( 22 ; IN UINTN Port, // rcx 23 ; IN UINTN Size, // rdx 24 ; IN VOID *Buffer // r8 25 ; ); 26 ;------------------------------------------------------------------------------ 27 global ASM_PFX(IoReadFifo8) 28 ASM_PFX(IoReadFifo8): 29 cld 30 xchg rcx, rdx 31 xchg rdi, r8 ; rdi: buffer address; r8: save rdi 32 rep insb 33 mov rdi, r8 ; restore rdi 34 ret 35 36 ;------------------------------------------------------------------------------ 37 ; VOID 38 ; EFIAPI 39 ; IoReadFifo16 ( 40 ; IN UINTN Port, // rcx 41 ; IN UINTN Size, // rdx 42 ; IN VOID *Buffer // r8 43 ; ); 44 ;------------------------------------------------------------------------------ 45 global ASM_PFX(IoReadFifo16) 46 ASM_PFX(IoReadFifo16): 47 cld 48 xchg rcx, rdx 49 xchg rdi, r8 ; rdi: buffer address; r8: save rdi 50 rep insw 51 mov rdi, r8 ; restore rdi 52 ret 53 54 ;------------------------------------------------------------------------------ 55 ; VOID 56 ; EFIAPI 57 ; IoReadFifo32 ( 58 ; IN UINTN Port, // rcx 59 ; IN UINTN Size, // rdx 60 ; IN VOID *Buffer // r8 61 ; ); 62 ;------------------------------------------------------------------------------ 63 global ASM_PFX(IoReadFifo32) 64 ASM_PFX(IoReadFifo32): 65 cld 66 xchg rcx, rdx 67 xchg rdi, r8 ; rdi: buffer address; r8: save rdi 68 rep insd 69 mov rdi, r8 ; restore rdi 70 ret 71 72 ;------------------------------------------------------------------------------ 73 ; VOID 74 ; EFIAPI 75 ; IoWriteFifo8 ( 76 ; IN UINTN Port, // rcx 77 ; IN UINTN Size, // rdx 78 ; IN VOID *Buffer // r8 79 ; ); 80 ;------------------------------------------------------------------------------ 81 global ASM_PFX(IoWriteFifo8) 82 ASM_PFX(IoWriteFifo8): 83 cld 84 xchg rcx, rdx 85 xchg rsi, r8 ; rsi: buffer address; r8: save rsi 86 rep outsb 87 mov rsi, r8 ; restore rsi 88 ret 89 90 ;------------------------------------------------------------------------------ 91 ; VOID 92 ; EFIAPI 93 ; IoWriteFifo16 ( 94 ; IN UINTN Port, // rcx 95 ; IN UINTN Size, // rdx 96 ; IN VOID *Buffer // r8 97 ; ); 98 ;------------------------------------------------------------------------------ 99 global ASM_PFX(IoWriteFifo16) 100 ASM_PFX(IoWriteFifo16): 101 cld 102 xchg rcx, rdx 103 xchg rsi, r8 ; rsi: buffer address; r8: save rsi 104 rep outsw 105 mov rsi, r8 ; restore rsi 106 ret 107 108 ;------------------------------------------------------------------------------ 109 ; VOID 110 ; EFIAPI 111 ; IoWriteFifo32 ( 112 ; IN UINTN Port, // rcx 113 ; IN UINTN Size, // rdx 114 ; IN VOID *Buffer // r8 115 ; ); 116 ;------------------------------------------------------------------------------ 117 global ASM_PFX(IoWriteFifo32) 118 ASM_PFX(IoWriteFifo32): 119 cld 120 xchg rcx, rdx 121 xchg rsi, r8 ; rsi: buffer address; r8: save rsi 122 rep outsd 123 mov rsi, r8 ; restore rsi 124 ret 125 126
