projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 19c6d9fe LD |
1 | ;------------------------------------------------------------------------------\r |
| 2 | ;\r | |
| 3 | ; Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r | |
| 4 | ; Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>\r | |
| 5 | ;\r | |
| 9344f092 | 6 | ; SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 19c6d9fe LD |
7 | ;\r |
| 8 | ;------------------------------------------------------------------------------\r | |
| 9 | \r | |
| 10 | DEFAULT REL\r | |
| 11 | SECTION .text\r | |
| 12 | \r | |
| 13 | ;------------------------------------------------------------------------------\r | |
| 14 | ; VOID\r | |
| 15 | ; EFIAPI\r | |
| 16 | ; IoReadFifo8 (\r | |
| 17 | ; IN UINTN Port, // rcx\r | |
| 18 | ; IN UINTN Size, // rdx\r | |
| 19 | ; OUT VOID *Buffer // r8\r | |
| 20 | ; );\r | |
| 21 | ;------------------------------------------------------------------------------\r | |
| 22 | global ASM_PFX(IoReadFifo8)\r | |
| 23 | ASM_PFX(IoReadFifo8):\r | |
| 24 | cld\r | |
| 25 | xchg rcx, rdx\r | |
| 26 | xchg rdi, r8 ; rdi: buffer address; r8: save rdi\r | |
| 27 | rep insb\r | |
| 28 | mov rdi, r8 ; restore rdi\r | |
| 29 | ret\r | |
| 30 | \r | |
| 31 | ;------------------------------------------------------------------------------\r | |
| 32 | ; VOID\r | |
| 33 | ; EFIAPI\r | |
| 34 | ; IoReadFifo16 (\r | |
| 35 | ; IN UINTN Port, // rcx\r | |
| 36 | ; IN UINTN Size, // rdx\r | |
| 37 | ; OUT VOID *Buffer // r8\r | |
| 38 | ; );\r | |
| 39 | ;------------------------------------------------------------------------------\r | |
| 40 | global ASM_PFX(IoReadFifo16)\r | |
| 41 | ASM_PFX(IoReadFifo16):\r | |
| 42 | cld\r | |
| 43 | xchg rcx, rdx\r | |
| 44 | xchg rdi, r8 ; rdi: buffer address; r8: save rdi\r | |
| 45 | rep insw\r | |
| 46 | mov rdi, r8 ; restore rdi\r | |
| 47 | ret\r | |
| 48 | \r | |
| 49 | ;------------------------------------------------------------------------------\r | |
| 50 | ; VOID\r | |
| 51 | ; EFIAPI\r | |
| 52 | ; IoReadFifo32 (\r | |
| 53 | ; IN UINTN Port, // rcx\r | |
| 54 | ; IN UINTN Size, // rdx\r | |
| 55 | ; OUT VOID *Buffer // r8\r | |
| 56 | ; );\r | |
| 57 | ;------------------------------------------------------------------------------\r | |
| 58 | global ASM_PFX(IoReadFifo32)\r | |
| 59 | ASM_PFX(IoReadFifo32):\r | |
| 60 | cld\r | |
| 61 | xchg rcx, rdx\r | |
| 62 | xchg rdi, r8 ; rdi: buffer address; r8: save rdi\r | |
| 63 | rep insd\r | |
| 64 | mov rdi, r8 ; restore rdi\r | |
| 65 | ret\r | |
| 66 | \r | |
| 67 | ;------------------------------------------------------------------------------\r | |
| 68 | ; VOID\r | |
| 69 | ; EFIAPI\r | |
| 70 | ; IoWriteFifo8 (\r | |
| 71 | ; IN UINTN Port, // rcx\r | |
| 72 | ; IN UINTN Size, // rdx\r | |
| 73 | ; IN VOID *Buffer // r8\r | |
| 74 | ; );\r | |
| 75 | ;------------------------------------------------------------------------------\r | |
| 76 | global ASM_PFX(IoWriteFifo8)\r | |
| 77 | ASM_PFX(IoWriteFifo8):\r | |
| 78 | cld\r | |
| 79 | xchg rcx, rdx\r | |
| 80 | xchg rsi, r8 ; rsi: buffer address; r8: save rsi\r | |
| 81 | rep outsb\r | |
| 82 | mov rsi, r8 ; restore rsi\r | |
| 83 | ret\r | |
| 84 | \r | |
| 85 | ;------------------------------------------------------------------------------\r | |
| 86 | ; VOID\r | |
| 87 | ; EFIAPI\r | |
| 88 | ; IoWriteFifo16 (\r | |
| 89 | ; IN UINTN Port, // rcx\r | |
| 90 | ; IN UINTN Size, // rdx\r | |
| 91 | ; IN VOID *Buffer // r8\r | |
| 92 | ; );\r | |
| 93 | ;------------------------------------------------------------------------------\r | |
| 94 | global ASM_PFX(IoWriteFifo16)\r | |
| 95 | ASM_PFX(IoWriteFifo16):\r | |
| 96 | cld\r | |
| 97 | xchg rcx, rdx\r | |
| 98 | xchg rsi, r8 ; rsi: buffer address; r8: save rsi\r | |
| 99 | rep outsw\r | |
| 100 | mov rsi, r8 ; restore rsi\r | |
| 101 | ret\r | |
| 102 | \r | |
| 103 | ;------------------------------------------------------------------------------\r | |
| 104 | ; VOID\r | |
| 105 | ; EFIAPI\r | |
| 106 | ; IoWriteFifo32 (\r | |
| 107 | ; IN UINTN Port, // rcx\r | |
| 108 | ; IN UINTN Size, // rdx\r | |
| 109 | ; IN VOID *Buffer // r8\r | |
| 110 | ; );\r | |
| 111 | ;------------------------------------------------------------------------------\r | |
| 112 | global ASM_PFX(IoWriteFifo32)\r | |
| 113 | ASM_PFX(IoWriteFifo32):\r | |
| 114 | cld\r | |
| 115 | xchg rcx, rdx\r | |
| 116 | xchg rsi, r8 ; rsi: buffer address; r8: save rsi\r | |
| 117 | rep outsd\r | |
| 118 | mov rsi, r8 ; restore rsi\r | |
| 119 | ret\r | |
| 120 | \r |