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UefiCpuPkg/PiSmmCpuDxeSmm: Check SMM Debug Agent support or not

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This patch is to check SMM Debug Agent support or not before
InitializeDebugAgent.

Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Zeng Star <star.zeng@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Signed-off-by: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Ray Ni <ray.ni@Intel.com>
This commit is contained in:
Jiaxin Wu
2023-12-15 16:38:13 +08:00
committed by mergify[bot]
parent c7c2de798a
commit e1b62f3e28
4 changed files with 23 additions and 11 deletions
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22
UefiCpuPkg/PiSmmCpuDxeSmm/MpService.c
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@@ -476,10 +476,12 @@ BSPHandler (
//
*mSmmMpSyncData->InsideSmm = TRUE;
//
// Initialize Debug Agent to start source level debug in BSP handler
//
InitializeDebugAgent (DEBUG_AGENT_INIT_ENTER_SMI, NULL, NULL);
if (mSmmDebugAgentSupport) {
//
// Initialize Debug Agent to start source level debug in BSP handler
//
InitializeDebugAgent (DEBUG_AGENT_INIT_ENTER_SMI, NULL, NULL);
}
//
// Mark this processor's presence
@@ -648,11 +650,13 @@ BSPHandler (
SmmCpuSyncWaitForAPs (mSmmMpSyncData->SyncContext, ApCount, CpuIndex);
}
//
// Stop source level debug in BSP handler, the code below will not be
// debugged.
//
InitializeDebugAgent (DEBUG_AGENT_INIT_EXIT_SMI, NULL, NULL);
if (mSmmDebugAgentSupport) {
//
// Stop source level debug in BSP handler, the code below will not be
// debugged.
//
InitializeDebugAgent (DEBUG_AGENT_INIT_EXIT_SMI, NULL, NULL);
}
//
// Signal APs to Reset states/semaphore for this processor