projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| bc252e8e EB |
1 | ;------------------------------------------------------------------------------\r |
| 2 | ; @file\r | |
| 3 | ; First code exectuted by processor after resetting.\r | |
| 4 | ;\r | |
| 01a1c0fc HT |
5 | ; Copyright (c) 2008 - 2009, Intel Corporation. All rights reserved.<BR>\r |
| 6 | ; This program and the accompanying materials\r | |
| bc252e8e EB |
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 16\r | |
| 17 | \r | |
| 18 | ALIGN 16\r | |
| 19 | \r | |
| 20 | applicationProcessorEntryPoint:\r | |
| 21 | ;\r | |
| 22 | ; Application Processors entry point\r | |
| 23 | ;\r | |
| 24 | ; GenFv generates code aligned on a 4k boundary which will jump to this\r | |
| 25 | ; location. (0xffffffe0) This allows the Local APIC Startup IPI to be\r | |
| 26 | ; used to wake up the application processors.\r | |
| 27 | ;\r | |
| 28 | jmp short EarlyApInitReal16\r | |
| 29 | \r | |
| 30 | ALIGN 8\r | |
| 31 | \r | |
| 32 | DD 0\r | |
| 33 | \r | |
| 34 | ;\r | |
| 35 | ; The VTF signature\r | |
| 36 | ;\r | |
| 37 | ; VTF-0 means that the VTF (Volume Top File) code does not require\r | |
| 38 | ; any fixups.\r | |
| 39 | ;\r | |
| 40 | vtfSignature:\r | |
| 41 | DB 'V', 'T', 'F', 0\r | |
| 42 | \r | |
| 43 | ALIGN 16\r | |
| 44 | \r | |
| 45 | resetVector:\r | |
| 46 | ;\r | |
| 47 | ; Reset Vector\r | |
| 48 | ;\r | |
| 49 | ; This is where the processor will begin execution\r | |
| 50 | ;\r | |
| 51 | wbinvd\r | |
| 52 | jmp short EarlyBspInitReal16\r | |
| 53 | \r | |
| 54 | ALIGN 16\r | |
| 55 | \r | |
| 56 | fourGigabytes:\r | |
| 57 | \r |