From af1a266670d040d2f4083ff309d732d648afba2a Mon Sep 17 00:00:00 2001 From: Angelos Mouzakitis Date: Tue, 10 Oct 2023 14:33:42 +0000 Subject: Add submodule dependency files Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec --- roms/edk2/MdePkg/Library/BaseLib/Ia32/WriteMm1.c | 32 ++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 roms/edk2/MdePkg/Library/BaseLib/Ia32/WriteMm1.c (limited to 'roms/edk2/MdePkg/Library/BaseLib/Ia32/WriteMm1.c') diff --git a/roms/edk2/MdePkg/Library/BaseLib/Ia32/WriteMm1.c b/roms/edk2/MdePkg/Library/BaseLib/Ia32/WriteMm1.c new file mode 100644 index 000000000..b8da47329 --- /dev/null +++ b/roms/edk2/MdePkg/Library/BaseLib/Ia32/WriteMm1.c @@ -0,0 +1,32 @@ +/** @file + AsmWriteMm1 function + + Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + + + + +/** + Writes the current value of 64-bit MMX Register #1 (MM1). + + Writes the current value of MM1. This function is only available on IA32 and + x64. + + @param Value The 64-bit value to write to MM1. + +**/ +VOID +EFIAPI +AsmWriteMm1 ( + IN UINT64 Value + ) +{ + _asm { + movq mm1, qword ptr [Value] + emms + } +} + -- cgit 1.2.3-korg