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1 | # TITLE SecEntry.asm\r |
2 | #------------------------------------------------------------------------------\r | |
3 | #*\r | |
4 | #* Copyright (c) 2006 - 2013, 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 | #* CpuAsm.asm\r | |
14 | #*\r | |
15 | #* Abstract:\r | |
16 | #*\r | |
17 | #------------------------------------------------------------------------------\r | |
18 | \r | |
19 | \r | |
20 | #include <Base.h>\r | |
21 | \r | |
22 | #EXTERN ASM_PFX(SecCoreStartupWithStack)\r | |
23 | \r | |
24 | #\r | |
25 | # SecCore Entry Point\r | |
26 | #\r | |
27 | # Processor is in flat protected mode\r | |
28 | #\r | |
29 | # @param[in] RAX Initial value of the EAX register (BIST: Built-in Self Test)\r | |
30 | # @param[in] DI 'BP': boot-strap processor, or 'AP': application processor\r | |
31 | # @param[in] RBP Pointer to the start of the Boot Firmware Volume\r | |
32 | #\r | |
33 | # @return None This routine does not return\r | |
34 | #\r | |
35 | ASM_GLOBAL ASM_PFX(_ModuleEntryPoint)\r | |
36 | ASM_PFX(_ModuleEntryPoint):\r | |
37 | \r | |
38 | #\r | |
39 | # Load temporary stack top at very low memory. The C code\r | |
40 | # can reload to a better address.\r | |
41 | #\r | |
42 | .set SEC_TOP_OF_STACK, FixedPcdGet32 (PcdOvmfSecPeiTempRamBase) + \\r | |
43 | FixedPcdGet32 (PcdOvmfSecPeiTempRamSize)\r | |
44 | movq $SEC_TOP_OF_STACK, %rsp \r | |
45 | nop\r | |
46 | \r | |
47 | #\r | |
48 | # Setup parameters and call SecCoreStartupWithStack\r | |
49 | # rcx: BootFirmwareVolumePtr\r | |
50 | # rdx: TopOfCurrentStack\r | |
51 | #\r | |
52 | movq %rbp, %rcx\r | |
53 | movq %rsp, %rdx\r | |
54 | subq $0x20, %rsp\r | |
55 | call ASM_PFX(SecCoreStartupWithStack)\r | |
56 | \r |