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UefiCpuPkg/CpuMpPei: Wakeup APs and collect AP count

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BSP will send broadcast INIT Startup IPI to all APs and collect APs count and
BIST information.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17997 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Jeff Fan
2015-07-15 03:38:35 +00:00
committed by vanjeff
parent f79fcf4522
commit 7d51bf5c4e
3 changed files with 129 additions and 0 deletions
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7
UefiCpuPkg/CpuMpPei/CpuMpPei.h
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@@ -27,6 +27,8 @@
#include <Library/PcdLib.h>
#include <Library/PeimEntryPoint.h>
#include <Library/PeiServicesLib.h>
#include <Library/SynchronizationLib.h>
#include <Library/TimerLib.h>
#include <Library/UefiCpuLib.h>
//
// AP state
@@ -85,6 +87,7 @@ typedef struct {
UINTN NumApsExecuting;
UINTN LmodeOffset;
UINTN Cr3;
PEI_CPU_MP_DATA *PeiCpuMpData;
} MP_CPU_EXCHANGE_INFO;
#pragma pack()
@@ -108,6 +111,10 @@ struct _PEI_CPU_MP_DATA {
UINTN WakeupBuffer;
UINTN BackupBuffer;
UINTN BackupBufferSize;
UINTN ApFunction;
UINTN ApFunctionArgument;
volatile UINT32 FinishedCount;
BOOLEAN InitFlag;
PEI_CPU_DATA *CpuData;
volatile MP_CPU_EXCHANGE_INFO *MpCpuExchangeInfo;
};