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https://github.com/CloverHackyColor/CloverBootloader.git
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47 lines
1.1 KiB
NASM
47 lines
1.1 KiB
NASM
;------------------------------------------------------------------------------
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;
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; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
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; SPDX-License-Identifier: BSD-2-Clause-Patent
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;
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; Module Name:
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;
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; SetMem.Asm
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;
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; Abstract:
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;
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; SetMem function
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;
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; Notes:
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;
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;------------------------------------------------------------------------------
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SECTION .text
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;------------------------------------------------------------------------------
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; VOID *
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; InternalMemSetMem (
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; IN VOID *Buffer,
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; IN UINTN Count,
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; IN UINT8 Value
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; )
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;------------------------------------------------------------------------------
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global ASM_PFX(InternalMemSetMem)
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ASM_PFX(InternalMemSetMem):
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push edi
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mov ecx, [esp + 12]
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mov al, [esp + 16]
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mov ah, al
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shrd edx, eax, 16
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shld eax, edx, 16
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mov edx, ecx
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mov edi, [esp + 8]
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shr ecx, 2
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rep stosd
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mov ecx, edx
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and ecx, 3
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rep stosb
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mov eax, [esp + 8]
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pop edi
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ret
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