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UefiCpuPkg/MpInitLib: Add EnableExecuteDisable in MP_CPU_EXCHANGE_INFO

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EnableExecuteDisable in MP_CPU_EXCHANGE_INFO is used to tell AP reset vector if
enable execute disable feature on APs. This feature should be enabled before CR3
is written.

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
2016-07-29 21:13:34 +08:00
parent 8396e2dd30
commit 5c66d125ea
5 changed files with 49 additions and 1 deletions
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4
UefiCpuPkg/Library/MpInitLib/X64/MpEqu.inc
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@@ -36,6 +36,8 @@ ModeOffsetLocation equ LockLocation + 3Ch
NumApsExecutingLocation equ LockLocation + 44h
CodeSegmentLocation equ LockLocation + 4Ch
DataSegmentLocation equ LockLocation + 54h
Cr3Location equ LockLocation + 5Ch
EnableExecuteDisableLocation equ LockLocation + 5Ch
Cr3Location equ LockLocation + 64h
;-------------------------------------------------------------------------------