diff options
Diffstat (limited to 'ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/ResetVec.asm')
| -rw-r--r-- | ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/ResetVec.asm | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/ResetVec.asm b/ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/ResetVec.asm new file mode 100644 index 0000000..54376e5 --- /dev/null +++ b/ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/ResetVec.asm @@ -0,0 +1,108 @@ +; +; This file contains a 'Sample Driver' and is licensed as such +; under the terms of your license agreement with Intel or your +; vendor. This file may be modified by the user, subject to +; the additional terms of the license agreement +; +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR> +; This software and associated documentation (if any) is furnished +; under a license and may only be used or copied in accordance +; with the terms of the license. Except as permitted by such +; license, no part of this software or documentation may be +; reproduced, stored in a retrieval system, or transmitted in any +; form or by any means without the express written consent of +; Intel Corporation. + +; +; Module Name: +; +; ResetVec.asm +; +; Abstract: +; +; Reset Vector Data structure +; This structure is located at 0xFFFFFFC0 +; +;------------------------------------------------------------------------------ + + .model tiny + .686p + .stack 0h + .code + +_TEXT_REALMODE SEGMENT PARA PUBLIC USE16 'CODE' + ASSUME CS:_TEXT_REALMODE, DS:_TEXT_REALMODE + + ORG 0h +; +; FIT table pointer for LT-SX. +; +FitTablePointer DD 0eeeeeeeeh, 0eeeeeeeeh + + ORG 10h +; +; This is located at 0xFFFFFFD0h +; + mov di, "AP" + jmp ApStartup + + ORG 20h +; +; Pointer to the entry point of the PEI core +; It is located at 0xFFFFFFE0, and is fixed up by some build tool +; So if the value 8..1 appears in the final FD image, tool failure occurs. +; +PeiCoreEntryPoint DD 87654321h + +; +; This is the handler for all kinds of exceptions. Since it's for debugging +; purpose only, nothing except a deadloop would be done here. Developers could +; analyze the cause of the exception if a debugger had been attached. +; +InterruptHandler PROC + jmp $ + iret +InterruptHandler ENDP + + ORG 30h +; +; For IA32, the reset vector must be at 0xFFFFFFF0, i.e., 4G-16 byte +; Execution starts here upon power-on/platform-reset. +; +ResetHandler: + nop + nop +ApStartup: + ; + ; Jmp Rel16 instruction + ; Use machine code directly in case of the assembler optimization + ; SEC entry point relatvie address will be fixed up by some build tool. + ; + + DB 0e9h + DW -3 + + + ORG 38h +; +; Ap reset vector segment address is at 0xFFFFFFF8 +; This will be fixed up by some build tool, +; so if the value 1..8 appears in the final FD image, +; tool failure occurs +; +ApSegAddress dd 12345678h + + ORG 3ch +; +; BFV Base is at 0xFFFFFFFC +; This will be fixed up by some build tool, +; so if the value 1..8 appears in the final FD image, +; tool failure occurs. +; +BfvBase DD 12345678h + +_TEXT_REALMODE ENDS + + END |