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1 | ;------------------------------------------------------------------------------\r |
2 | ;\r | |
3 | ; Copyright (c) 2013, Intel Corporation. All rights reserved.<BR>\r | |
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 | ; Module Name:\r | |
13 | ;\r | |
14 | ; SecEntry.asm\r | |
15 | ;\r | |
16 | ; Abstract:\r | |
17 | ;\r | |
18 | ; This is the code that begins in protected mode.\r | |
19 | ; It will transfer the control to pei core.\r | |
20 | ;\r | |
21 | ;------------------------------------------------------------------------------\r | |
22 | #include <Base.h>\r | |
23 | \r | |
24 | .686p\r | |
25 | .xmm\r | |
26 | .model small, c\r | |
27 | \r | |
28 | EXTRN SecStartup:NEAR\r | |
29 | \r | |
30 | ; Pcds\r | |
31 | EXTRN PcdGet32 (PcdPayloadFdMemBase):DWORD\r | |
32 | \r | |
33 | .code\r | |
34 | \r | |
35 | ;\r | |
36 | ; SecCore Entry Point\r | |
37 | ;\r | |
38 | ; Processor is in flat protected mode\r | |
39 | ;\r | |
40 | ; @param[in] EAX Initial value of the EAX register (BIST: Built-in Self Test)\r | |
41 | ; @param[in] DI 'BP': boot-strap processor, or 'AP': application processor\r | |
42 | ; @param[in] EBP Pointer to the start of the Boot Firmware Volume\r | |
43 | ;\r | |
44 | ; @return None This routine does not return\r | |
45 | ;\r | |
46 | \r | |
47 | _ModuleEntryPoint PROC PUBLIC \r | |
48 | ;\r | |
49 | ; Disable all the interrupts\r | |
50 | ; \r | |
51 | cli\r | |
52 | ;\r | |
53 | ; Construct the temporary memory at 0x80000, length 0x10000\r | |
54 | ;\r | |
55 | mov esp, (BASE_512KB + SIZE_64KB)\r | |
56 | \r | |
57 | ;\r | |
58 | ; Pass BFV into the PEI Core\r | |
59 | ;\r | |
60 | push PcdGet32 (PcdPayloadFdMemBase)\r | |
61 | \r | |
62 | ;\r | |
63 | ; Pass stack base into the PEI Core\r | |
64 | ;\r | |
65 | push BASE_512KB\r | |
66 | \r | |
67 | ;\r | |
68 | ; Pass stack size into the PEI Core\r | |
69 | ;\r | |
70 | push SIZE_64KB\r | |
71 | \r | |
72 | ;\r | |
73 | ; Pass Control into the PEI Core\r | |
74 | ;\r | |
75 | call SecStartup\r | |
76 | _ModuleEntryPoint ENDP\r | |
77 | \r | |
78 | END\r |