sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

UefiCpuPkg/MpInitLib: Add AP assembly code and MP_CPU_EXCHANGE_INFO

Browse Source 
Add assembly code for AP reset vector and the definition of MP_CPU_EXCHANGE_INFO
that are used to exchange the data between C code and assembly code when AP wake
up.

v4:
  1. Copy MP_CPU_EXCHANGE_INFO from UefiCpuPkg/CpuMpPei/CpuMpPei.h
  2. Copy MpEqu.inc and MpFuncs.nasm from UefiCpuPkg/CpuMpPei.

v3:
  1. Rename NumApsExecutingLoction to NumApsExecutingLocation
  2. Add whitespace after ; in .nasm file

Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Feng Tian <feng.tian@intel.com>
Cc: Giri P Mudusuru <giri.p.mudusuru@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Michael Kinney <michael.d.kinney@intel.com>
This commit is contained in:
Jeff Fan
2016-07-20 22:44:39 +08:00
parent 3e8ad6bd76
commit d94e5f6729
7 changed files with 630 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
UefiCpuPkg/Library/MpInitLib/X64/MpEqu.inc Normal file
View File

@@ -0,0 +1,41 @@
;------------------------------------------------------------------------------ ;
; Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
; This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php.
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; MpEqu.inc
;
; Abstract:
;
; This is the equates file for Multiple Processor support
;
;-------------------------------------------------------------------------------
VacantFlag equ 00h
NotVacantFlag equ 0ffh
CPU_SWITCH_STATE_IDLE equ 0
CPU_SWITCH_STATE_STORED equ 1
CPU_SWITCH_STATE_LOADED equ 2
LockLocation equ (RendezvousFunnelProcEnd - RendezvousFunnelProcStart)
StackStartAddressLocation equ LockLocation + 08h
StackSizeLocation equ LockLocation + 10h
ApProcedureLocation equ LockLocation + 18h
GdtrLocation equ LockLocation + 20h
IdtrLocation equ LockLocation + 2Ah
BufferStartLocation equ LockLocation + 34h
ModeOffsetLocation equ LockLocation + 3Ch
NumApsExecutingLoction equ LockLocation + 44h
CodeSegmentLocation equ LockLocation + 4Ch
DataSegmentLocation equ LockLocation + 54h
Cr3Location equ LockLocation + 5Ch
;-------------------------------------------------------------------------------