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Add additional diagnostic info to SMI Handler launch during VM/PE startup 

Signed-off-by: Eugene Myers <edmyers@tycho.nsa.gov>
This commit is contained in:
Eugene Myers 2023-02-15 14:56:19 -05:00
parent bd135e50e7
commit eb882775fe
1 changed files with 7 additions and 1 deletions
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8
Stm/StmPkg/Core/Runtime/PeLoadVm.c
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@ -579,7 +579,13 @@ UINT32 PostPeVmProc(UINT32 rc, UINT32 CpuIndex, UINT32 mode)
} else {
mGuestContextCommonSmi.GuestContextPerCpu[CpuIndex].Launched = TRUE;
Rflags = AsmVmLaunch (&mGuestContextCommonSmi.GuestContextPerCpu[CpuIndex].Register);
DEBUG ((EFI_D_ERROR, "PostPeVmProc - somehow we did not launch\n"));
if (VmRead32 (VMCS_32_RO_VM_INSTRUCTION_ERROR_INDEX) ==
VmxFailErrorVmLaunchWithNonClearVmcs) {
DEBUG ((EFI_D_ERROR, "%ld :-(\n", (UINTN)CpuIndex));
Rflags = AsmVmResume (&mGuestContextCommonSmi.GuestContextPerCpu[CpuIndex].Register);
}
DEBUG ((EFI_D_ERROR, "%ld PostPeVmProc - launch failed VM inst error: %ld\n",
CpuIndex, VmRead32 (VMCS_32_RO_VM_INSTRUCTION_ERROR_INDEX)));
mGuestContextCommonSmi.GuestContextPerCpu[CpuIndex].Launched = FALSE;
}
DEBUG ((EFI_D_ERROR, "%ld PostPeVmProc - Problem in SMI during VM/PE\n", CpuIndex));