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UefiCpuPkg/PiSmmCpuDxeSmm: Allocate buffer for each CPU semaphores

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Allocate each CPU semaphores in allocated aligned semaphores buffer.
And add it into semaphores structure.

Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Feng Tian <feng.tian@intel.com>
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: Michael Kinney <michael.d.kinney@intel.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Jeff Fan
2016-03-22 10:19:23 +08:00
committed by Michael Kinney
parent fe3a75bc41
commit 4e92058113
2 changed files with 21 additions and 1 deletions
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11
UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
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@@ -366,11 +366,22 @@ typedef struct {
SPIN_LOCK *CodeAccessCheckLock;
} SMM_CPU_SEMAPHORE_GLOBAL;
///
/// All semaphores for each processor
///
typedef struct {
SPIN_LOCK *Busy;
volatile UINT32 *Run;
volatile BOOLEAN *Present;
} SMM_CPU_SEMAPHORE_CPU;
///
/// All semaphores' information
///
typedef struct {
SMM_CPU_SEMAPHORE_GLOBAL SemaphoreGlobal;
SMM_CPU_SEMAPHORE_CPU SemaphoreCpu;
} SMM_CPU_SEMAPHORES;
extern IA32_DESCRIPTOR gcSmiGdtr;