IntelFspWrapperPkg/Library/SecPeiFspPlatformSecLibSample/Ia32/AsmSaveSecContext.S

   1 #------------------------------------------------------------------------------
   2 #
   3 # Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
   4 # This program and the accompanying materials
   5 # are licensed and made available under the terms and conditions of the BSD License
   6 # which accompanies this distribution.  The full text of the license may be found at
   7 # http://opensource.org/licenses/bsd-license.php.
   8 #
   9 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11 #
  12 # Module Name:
  13 #
  14 #  AsmSaveSecContext.S
  15 #
  16 # Abstract:
  17 #
  18 #   Save Sec Conext before call FspInit API
  19 #
  20 #------------------------------------------------------------------------------
  21
  22 #----------------------------------------------------------------------------
  23 #  MMX Usage:
  24 #              MM0 = BIST State
  25 #              MM5 = Save time-stamp counter value high32bit
  26 #              MM6 = Save time-stamp counter value low32bit.
  27 #
  28 #  It should be same as SecEntry.asm and PeiCoreEntry.asm.
  29 #----------------------------------------------------------------------------
  30
  31 ASM_GLOBAL ASM_PFX(AsmSaveBistValue)
  32 ASM_PFX(AsmSaveBistValue):
  33   movl    4(%esp), %eax
  34   movd    %eax, %mm0
  35   ret
  36
  37 ASM_GLOBAL ASM_PFX(AsmSaveTickerValue)
  38 ASM_PFX(AsmSaveTickerValue):
  39   movl    4(%esp), %eax
  40   movd    %eax, %mm6
  41   movl    8(%esp), %eax
  42   movd    %eax, %mm5
  43   ret