audk/IntelFspWrapperPkg/Library/SecPeiFspPlatformSecLibSample/Ia32/AsmSaveSecContext.S

38 lines
1.1 KiB
ArmAsm

#------------------------------------------------------------------------------
#
# Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
# Module Name:
#
# AsmSaveSecContext.S
#
# Abstract:
#
# Save Sec Conext before call FspInit API
#
#------------------------------------------------------------------------------
#----------------------------------------------------------------------------
# MMX Usage:
# MM0 = BIST State
# MM5 = Save time-stamp counter value high32bit
# MM6 = Save time-stamp counter value low32bit.
#
# It should be same as SecEntry.asm and PeiCoreEntry.asm.
#----------------------------------------------------------------------------
ASM_GLOBAL ASM_PFX(AsmSaveBistValue)
ASM_PFX(AsmSaveBistValue):
movl 4(%esp), %eax
movd %eax, %mm0
ret
ASM_GLOBAL ASM_PFX(AsmSaveTickerValue)
ASM_PFX(AsmSaveTickerValue):
movl 4(%esp), %eax
movd %eax, %mm6
movl 8(%esp), %eax
movd %eax, %mm5
ret