UefiCpuPkg/CpuDxe: introduce MP_SYSTEM_DATA for Mp Service Protocol
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Chen Fan <chen.fan.fnst@cn.fujitsu.com> Reviewed-by: Jeff Fan <jeff.fan@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16353 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -16,6 +16,7 @@
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#define _CPU_MP_H_
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#include <Protocol/MpService.h>
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#include <Library/SynchronizationLib.h>
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/**
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Initialize Multi-processor support.
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@@ -77,5 +78,51 @@ AsmApDoneWithCommonStack (
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VOID
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);
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typedef enum {
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CpuStateIdle,
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CpuStateBlocked,
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CpuStateReady,
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CpuStateBuzy,
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CpuStateFinished
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} CPU_STATE;
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/**
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Define Individual Processor Data block.
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**/
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typedef struct {
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EFI_PROCESSOR_INFORMATION Info;
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SPIN_LOCK CpuDataLock;
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volatile CPU_STATE State;
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EFI_AP_PROCEDURE Procedure;
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VOID *Parameter;
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} CPU_DATA_BLOCK;
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/**
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Define MP data block which consumes individual processor block.
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**/
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typedef struct {
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CPU_DATA_BLOCK *CpuDatas;
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UINTN NumberOfProcessors;
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UINTN NumberOfEnabledProcessors;
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} MP_SYSTEM_DATA;
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/**
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This function is called by all processors (both BSP and AP) once and collects MP related data.
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@param Bsp TRUE if the CPU is BSP
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@param ProcessorNumber The specific processor number
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@retval EFI_SUCCESS Data for the processor collected and filled in
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**/
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EFI_STATUS
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FillInProcessorInformation (
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IN BOOLEAN Bsp,
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IN UINTN ProcessorNumber
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);
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#endif // _CPU_MP_H_
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