projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| f1ec65ba | 1 | ;------------------------------------------------------------------------------\r |
| 2 | ;\r | |
| 29874a8c | 3 | ; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r |
| f1ec65ba | 4 | ; This program and the accompanying materials\r |
| 5 | ; are licensed and made available under the terms and conditions of the BSD License\r | |
| 6 | ; which accompanies this distribution. The full text of the license may be found at\r | |
| 7 | ; http://opensource.org/licenses/bsd-license.php.\r | |
| 8 | ;\r | |
| 9 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 10 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 11 | ;\r | |
| 12 | ;------------------------------------------------------------------------------\r | |
| 13 | \r | |
| f0a07173 JJ |
14 | DEFAULT REL\r |
| 15 | SECTION .text\r | |
| f1ec65ba | 16 | \r |
| 17 | ;------------------------------------------------------------------------------\r | |
| 18 | ; VOID\r | |
| 19 | ; EFIAPI\r | |
| 20 | ; IoReadFifo8 (\r | |
| 21 | ; IN UINTN Port, // rcx\r | |
| 22 | ; IN UINTN Size, // rdx\r | |
| 23 | ; IN VOID *Buffer // r8\r | |
| 24 | ; );\r | |
| 25 | ;------------------------------------------------------------------------------\r | |
| f0a07173 JJ |
26 | global ASM_PFX(IoReadFifo8)\r |
| 27 | ASM_PFX(IoReadFifo8):\r | |
| f1ec65ba | 28 | \r |
| 29 | xchg rcx, rdx\r | |
| 30 | xchg rdi, r8 ; rdi: buffer address; r8: save rdi\r | |
| 31 | rep insb\r | |
| 32 | mov rdi, r8 ; restore rdi\r | |
| 33 | ret\r | |
| 34 | \r | |
| 29874a8c | 35 | ;------------------------------------------------------------------------------\r |
| 36 | ; VOID\r | |
| 37 | ; EFIAPI\r | |
| 38 | ; IoWriteFifo8 (\r | |
| 39 | ; IN UINTN Port, // rcx\r | |
| 40 | ; IN UINTN Size, // rdx\r | |
| 41 | ; IN VOID *Buffer // r8\r | |
| 42 | ; );\r | |
| 43 | ;------------------------------------------------------------------------------\r | |
| f0a07173 JJ |
44 | global ASM_PFX(IoWriteFifo8)\r |
| 45 | ASM_PFX(IoWriteFifo8):\r | |
| 29874a8c | 46 | \r |
| 47 | xchg rcx, rdx\r | |
| 48 | xchg rsi, r8 ; rdi: buffer address; r8: save rdi\r | |
| 49 | rep outsb\r | |
| 50 | mov rsi, r8 ; restore rdi\r | |
| 51 | ret\r | |
| 52 | \r |