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
This commit is contained in:
Chen Fan
2014-11-13 18:26:23 +00:00
committed by jljusten
parent 003973d98c
commit 03673ae11e
4 changed files with 128 additions and 10 deletions

View File

@@ -16,6 +16,7 @@
#define _CPU_MP_H_
#include <Protocol/MpService.h>
#include <Library/SynchronizationLib.h>
/**
Initialize Multi-processor support.
@@ -77,5 +78,51 @@ AsmApDoneWithCommonStack (
VOID
);
typedef enum {
CpuStateIdle,
CpuStateBlocked,
CpuStateReady,
CpuStateBuzy,
CpuStateFinished
} CPU_STATE;
/**
Define Individual Processor Data block.
**/
typedef struct {
EFI_PROCESSOR_INFORMATION Info;
SPIN_LOCK CpuDataLock;
volatile CPU_STATE State;
EFI_AP_PROCEDURE Procedure;
VOID *Parameter;
} CPU_DATA_BLOCK;
/**
Define MP data block which consumes individual processor block.
**/
typedef struct {
CPU_DATA_BLOCK *CpuDatas;
UINTN NumberOfProcessors;
UINTN NumberOfEnabledProcessors;
} MP_SYSTEM_DATA;
/**
This function is called by all processors (both BSP and AP) once and collects MP related data.
@param Bsp TRUE if the CPU is BSP
@param ProcessorNumber The specific processor number
@retval EFI_SUCCESS Data for the processor collected and filled in
**/
EFI_STATUS
FillInProcessorInformation (
IN BOOLEAN Bsp,
IN UINTN ProcessorNumber
);
#endif // _CPU_MP_H_