projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| a63f2e24 JJ |
1 | ;------------------------------------------------------------------------------\r |
| 2 | ; @file\r | |
| 3 | ; Sets the CR3 register for 64-bit paging\r | |
| 4 | ;\r | |
| 5 | ; Copyright (c) 2008 - 2013, Intel Corporation. All rights reserved.<BR>\r | |
| 6 | ; This program and the accompanying materials\r | |
| 7 | ; are licensed and made available under the terms and conditions of the BSD License\r | |
| 8 | ; which accompanies this distribution. The full text of the license may be found at\r | |
| 9 | ; http://opensource.org/licenses/bsd-license.php\r | |
| 10 | ;\r | |
| 11 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 12 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 13 | ;\r | |
| 14 | ;------------------------------------------------------------------------------\r | |
| 15 | \r | |
| 16 | BITS 32\r | |
| 17 | \r | |
| 18 | ;\r | |
| 19 | ; Modified: EAX\r | |
| 20 | ;\r | |
| 21 | SetCr3ForPageTables64:\r | |
| 22 | \r | |
| 23 | ;\r | |
| 24 | ; These pages are built into the ROM image by Tools/FixupForRawSection.py\r | |
| 25 | ;\r | |
| 26 | mov eax, ((ADDR_OF_START_OF_RESET_CODE & ~0xfff) - 0x1000)\r | |
| 27 | mov cr3, eax\r | |
| 28 | \r | |
| 29 | OneTimeCallRet SetCr3ForPageTables64\r | |
| 30 | \r |