mirror of https://github.com/acidanthera/audk.git
64 lines
1.4 KiB
NASM
64 lines
1.4 KiB
NASM
;------------------------------------------------------------------------------
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;
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; Copyright (c) 2008, Intel Corporation
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; All rights reserved. This program and the accompanying materials
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; are licensed and made available under the terms and conditions of the BSD License
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; which accompanies this distribution. The full text of the license may be found at
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; http://opensource.org/licenses/bsd-license.php
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;
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; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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;
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; Module Name:
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;
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; JumpToSec.asm
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;
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; Abstract:
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;
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; Jump from the reset vector binary to SEC
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;
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;------------------------------------------------------------------------------
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BITS 32
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TransitionFrom16RealTo32FlatComplete:
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OneTimeCall Flat32SearchForBfvBase
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OneTimeCall Flat32SearchForSecAndPeiEntries
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;
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; ESI - SEC Core entry point
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; EDI - PEI Core entry point
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; EBP - Start of BFV
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;
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; Jump to SEC Core entry point
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;
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%ifdef ARCH_IA32
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jmp esi
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%else
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OneTimeCall Transition32FlatTo64Flat
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BITS 64
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mov rax, 0x00000000ffffffff
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and rsi, rax
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and rdi, rax
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and rbp, rax
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;
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; RSI - SEC Core entry point
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; RDI - PEI Core entry point
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; RBP - Start of BFV
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;
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; Jump to SEC Core entry point
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;
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jmp rsi
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%endif
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