c1e126b119
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the SourceLevelDebugPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Hao A Wu <hao.a.wu@intel.com> Reviewed-by: Ray Ni <ray.ni@intel.com>
216 lines
5.2 KiB
C
216 lines
5.2 KiB
C
/** @file
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Header file for Multi-Processor support.
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Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _DEBUG_MP_H_
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#define _DEBUG_MP_H_
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#define DEBUG_CPU_MAX_COUNT 256
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typedef struct {
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UINT32 CpuCount; ///< Processor count
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UINT16 ApicID[DEBUG_CPU_MAX_COUNT]; ///< Record the local apic id for each processor
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} DEBUG_CPU_DATA;
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typedef struct {
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SPIN_LOCK MpContextSpinLock; ///< Lock for writing MP context
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SPIN_LOCK DebugPortSpinLock; ///< Lock for access debug port
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SPIN_LOCK MailboxSpinLock; ///< Lock for accessing mail box
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UINT8 CpuBreakMask[DEBUG_CPU_MAX_COUNT/8]; ///< Bitmask of all breaking CPUs
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UINT8 CpuStopStatusMask[DEBUG_CPU_MAX_COUNT/8]; ///< Bitmask of CPU stop status
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UINT32 ViewPointIndex; ///< Current view point to be debugged
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UINT32 BspIndex; ///< Processor index value of BSP
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UINT32 BreakAtCpuIndex; ///< Processor index value of the current breaking CPU
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UINT32 DebugTimerInitCount; ///< Record BSP's init timer count
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BOOLEAN IpiSentByAp; ///< TRUE: IPI is sent by AP. FALSE: IPI is sent by BSP
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BOOLEAN RunCommandSet; ///< TRUE: RUN command is executing. FALSE: RUN command has been executed.
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} DEBUG_MP_CONTEXT;
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extern DEBUG_MP_CONTEXT volatile mDebugMpContext;
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extern DEBUG_CPU_DATA volatile mDebugCpuData;
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/**
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Break the other processor by send IPI.
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@param[in] CurrentProcessorIndex Current processor index value.
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**/
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VOID
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HaltOtherProcessors (
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IN UINT32 CurrentProcessorIndex
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);
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/**
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Get the current processor's index.
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@return Processor index value.
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**/
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UINT32
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GetProcessorIndex (
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VOID
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);
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/**
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Acquire a spin lock when Multi-processor supported.
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It will block in the function if cannot get the access control.
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If Multi-processor is not supported, return directly.
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@param[in, out] MpSpinLock A pointer to the spin lock.
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**/
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VOID
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AcquireMpSpinLock (
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IN OUT SPIN_LOCK *MpSpinLock
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);
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/**
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Release a spin lock when Multi-processor supported.
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@param[in, out] MpSpinLock A pointer to the spin lock.
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**/
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VOID
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ReleaseMpSpinLock (
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IN OUT SPIN_LOCK *MpSpinLock
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);
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/**
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Check if the specified processor is BSP or not.
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@param[in] ProcessorIndex Processor index value.
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@retval TRUE It is BSP.
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@retval FALSE It isn't BSP.
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**/
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BOOLEAN
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DebugAgentIsBsp (
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IN UINT32 ProcessorIndex
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);
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/**
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Set processor stop flag bitmask in MP context.
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@param[in] ProcessorIndex Processor index value.
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@param[in] StopFlag TRUE means set stop flag.
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FALSE means clean break flag.
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**/
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VOID
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SetCpuStopFlagByIndex (
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IN UINT32 ProcessorIndex,
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IN BOOLEAN StopFlag
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);
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/**
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Set processor break flag bitmask in MP context.
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@param[in] ProcessorIndex Processor index value.
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@param[in] BreakFlag TRUE means set break flag.
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FALSE means clean break flag.
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**/
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VOID
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SetCpuBreakFlagByIndex (
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IN UINT32 ProcessorIndex,
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IN BOOLEAN BreakFlag
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);
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/**
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Check if processor is stopped already.
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@param[in] ProcessorIndex Processor index value.
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@retval TRUE Processor is stopped already.
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@retval FALSE Processor isn't stopped.
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**/
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BOOLEAN
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IsCpuStopped (
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IN UINT32 ProcessorIndex
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);
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/**
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Set the run command flag.
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@param[in] RunningFlag TRUE means run command flag is set.
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FALSE means run command flag is cleared.
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**/
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VOID
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SetCpuRunningFlag (
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IN BOOLEAN RunningFlag
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);
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/**
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Set the current view point to be debugged.
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@param[in] ProcessorIndex Processor index value.
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**/
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VOID
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SetDebugViewPoint (
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IN UINT32 ProcessorIndex
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);
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/**
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Set the IPI send by BPS/AP flag.
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@param[in] IpiSentByApFlag TRUE means this IPI is sent by AP.
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FALSE means this IPI is sent by BSP.
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**/
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VOID
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SetIpiSentByApFlag (
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IN BOOLEAN IpiSentByApFlag
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);
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/**
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Check the next pending breaking CPU.
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@retval others There is at least one processor broken, the minimum
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index number of Processor returned.
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@retval -1 No any processor broken.
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**/
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UINT32
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FindNextPendingBreakCpu (
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VOID
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);
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/**
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Check if all processors are in running status.
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@retval TRUE All processors run.
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@retval FALSE At least one processor does not run.
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**/
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BOOLEAN
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IsAllCpuRunning (
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VOID
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);
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/**
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Check if the current processor is the first breaking processor.
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If yes, halt other processors.
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@param[in] ProcessorIndex Processor index value.
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@return TRUE This processor is the first breaking processor.
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@return FALSE This processor is not the first breaking processor.
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**/
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BOOLEAN
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IsFirstBreakProcessor (
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IN UINT32 ProcessorIndex
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);
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#endif
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