diff options
| author | Jeff Fan <jeff.fan@intel.com> | 2016-07-11 13:08:06 +0800 |
|---|---|---|
| committer | Hao Wu <hao.a.wu@intel.com> | 2016-07-14 15:51:07 +0800 |
| commit | 4e6ff16d3aba12205317670d3bf1266a7e165c29 (patch) | |
| tree | 021b672e62bc861435912c2e2ca90a81681c302e /UefiCpuPkg/CpuMpPei/CpuMpPei.c | |
| parent | 65ab4e73b66b029b8a8ccdb5212c1bafe2539c53 (diff) | |
| download | edk2-platforms-4e6ff16d3aba12205317670d3bf1266a7e165c29.tar.xz | |
UefiCpuPkg/CpuMpPei: Add CodeSegment and DataSegment fields
Added CodeSegment and DataSegment fields in MP_CPU_EXCHANGE_INFO. They are set
to the values of current BSP's CS and DS.
Cc: Feng Tian <feng.tian@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Giri Mudusuru <giri.p.mudusuru@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Giri P Mudusuru <giri.p.mudusuru@intel.com>
(cherry picked from commit ed04bffe7517f42f94ec4eebcf9003cd6a9dd6fb)
Diffstat (limited to 'UefiCpuPkg/CpuMpPei/CpuMpPei.c')
| -rw-r--r-- | UefiCpuPkg/CpuMpPei/CpuMpPei.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/UefiCpuPkg/CpuMpPei/CpuMpPei.c b/UefiCpuPkg/CpuMpPei/CpuMpPei.c index bccff24cc1..9b602a1906 100644 --- a/UefiCpuPkg/CpuMpPei/CpuMpPei.c +++ b/UefiCpuPkg/CpuMpPei/CpuMpPei.c @@ -455,6 +455,8 @@ WakeUpAP ( ExchangeInfo->PmodeOffset = PeiCpuMpData->AddressMap.PModeEntryOffset;
ExchangeInfo->LmodeOffset = PeiCpuMpData->AddressMap.LModeEntryOffset;
ExchangeInfo->Cr3 = AsmReadCr3 ();
+ ExchangeInfo->CodeSegment = AsmReadCs ();
+ ExchangeInfo->DataSegment = AsmReadDs ();
ExchangeInfo->CFunction = (UINTN) ApCFunction;
ExchangeInfo->NumApsExecuting = 0;
ExchangeInfo->PeiCpuMpData = PeiCpuMpData;
|