projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 03e30338 LG |
1 | ;; @file\r |
| 2 | ; SEC CAR function\r | |
| 3 | ;\r | |
| 4 | ; Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>\r | |
| 5 | ; This program and the accompanying materials\r | |
| 6 | ; are licensed and made available under the terms and conditions of the BSD License\r | |
| 7 | ; which accompanies this distribution. The full text of the license may be found at\r | |
| 8 | ; http://opensource.org/licenses/bsd-license.php.\r | |
| 9 | ;\r | |
| 10 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 11 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 12 | ;;\r | |
| 13 | \r | |
| 14 | ;\r | |
| 15 | ; Define assembler characteristics\r | |
| 16 | ;\r | |
| 17 | \r | |
| 18 | %macro RET_ESI 0\r | |
| 19 | \r | |
| 20 | movd esi, mm7 ; move ReturnAddress from MM7 to ESI\r | |
| 21 | jmp esi\r | |
| 22 | \r | |
| 23 | %endmacro\r | |
| 24 | \r | |
| 25 | SECTION .text\r | |
| 26 | \r | |
| 27 | ;-----------------------------------------------------------------------------\r | |
| 28 | ;\r | |
| 29 | ; Section: SecCarInit\r | |
| 30 | ;\r | |
| 31 | ; Description: This function initializes the Cache for Data, Stack, and Code\r | |
| 32 | ;\r | |
| 33 | ;-----------------------------------------------------------------------------\r | |
| 34 | global ASM_PFX(SecCarInit)\r | |
| 35 | ASM_PFX(SecCarInit):\r | |
| 36 | \r | |
| 37 | ;\r | |
| 38 | ; Set up CAR\r | |
| 39 | ;\r | |
| 40 | \r | |
| 41 | xor eax, eax\r | |
| 42 | \r | |
| 43 | SecCarInitExit:\r | |
| 44 | \r | |
| 45 | RET_ESI\r | |
| 46 | \r |