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Core/Runtime/SmiHandler.c 

Add additional error messages.

Signed-off-by: Eugene Myers <edmyers@tycho.nsa.gov>
This commit is contained in:
Eugene Myers 2021-11-01 09:18:55 -04:00
parent 6fd01352d5
commit 5753e7da8b
1 changed files with 13 additions and 5 deletions
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18
Stm/StmPkg/Core/Runtime/SmiHandler.c
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@ -132,7 +132,7 @@ VOID
// Dispatch
//
if (InfoBasic.Bits.Reason >= VmExitReasonMax) {
DEBUG ((EFI_D_ERROR, "%ld !!!UnknownReason: %d!!!\n", Index, InfoBasic.Bits.Reason));
DEBUG ((EFI_D_ERROR, "%ld !!!SMI - UnknownReason: %d!!!\n", Index, InfoBasic.Bits.Reason));
DumpVmcsAllField (Index);
CpuDeadLoop ();
@ -159,15 +159,23 @@ VOID
Rflags = AsmVmResume (&mGuestContextCommonSmi.GuestContextPerCpu[Index].Register);
// BUGBUG: - AsmVmLaunch if AsmVmResume fail
if (VmRead32 (VMCS_32_RO_VM_INSTRUCTION_ERROR_INDEX) == VmxFailErrorVmResumeWithNonLaunchedVmcs) {
// DEBUG ((EFI_D_ERROR, "(STM):o(\n", (UINTN)Index));
DEBUG ((EFI_D_ERROR, "%ld :o(\n", (UINTN)Index));
Rflags = AsmVmLaunch (&mGuestContextCommonSmi.GuestContextPerCpu[Index].Register);
}
if (VmRead32 (VMCS_32_RO_VM_INSTRUCTION_ERROR_INDEX) == VmxFailErrorVmEntryWithInvalidVmExectionControlFieldsInExecutiveVmcs) {
DEBUG ((EFI_D_ERROR, "%ld Error in Executive VMCS Execution Control Fields. Exec VMCS pointer: 0x%016llx\n",
(UINTN)Index,
VmRead64(VMCS_64_CONTROL_EXECUTIVE_VMCS_PTR_INDEX)));
Rflags = AsmVmPtrLoad((UINT64 *)VmRead64(VMCS_64_CONTROL_EXECUTIVE_VMCS_PTR_INDEX));
DumpVmcsAllField (Index);
CpuDeadLoop();
}
AcquireSpinLock (&mHostContextCommon.DebugLock);
DEBUG ((EFI_D_ERROR, "%ld StmHandlerSmi - !!!ResumeGuestSmi FAIL!!!", (UINTN)Index));
DEBUG ((EFI_D_ERROR, "%ld StmHandlerSmi - Rflags: %08x\n", Index, Rflags));
DEBUG ((EFI_D_ERROR, "%ld StmHandlerSmi - VMCS_32_RO_VM_INSTRUCTION_ERROR: %08x\n", Index, (UINTN)VmRead32 (VMCS_32_RO_VM_INSTRUCTION_ERROR_INDEX)));
DEBUG ((EFI_D_ERROR, "%ld StmHandlerSmi - !!!ResumeGuestSmi FAIL!!!\n", (UINTN)Index));
DEBUG ((EFI_D_ERROR, "%ld StmHandlerSmi - Rflags: 0x%08x\n", Index, Rflags));
DEBUG ((EFI_D_ERROR, "%ld StmHandlerSmi - VMCS_32_RO_VM_INSTRUCTION_ERROR: 0x%08x\n", Index, (UINTN)VmRead32 (VMCS_32_RO_VM_INSTRUCTION_ERROR_INDEX)));
DumpVmcsAllField (Index);
DumpRegContext (&mGuestContextCommonSmi.GuestContextPerCpu[Index].Register, Index);
DumpGuestStack(Index);