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Add [depex] on gEfiMpServiceProtocolGuid so the number of CPUs is known 

Add [depex] on gEfiSmmCpuIo2Protocol so we know that the SMM CPU I/O 2 Protocol in the PI SMST is valid


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10037 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
mdkinney 2010-02-21 20:56:40 +00:00
parent f5501a6512
commit e906eae4a5
2 changed files with 22 additions and 4 deletions
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22
EdkCompatibilityPkg/Compatibility/SmmBaseHelper/SmmBaseHelper.c
View File

@ -30,6 +30,7 @@
#include <Protocol/SmmCpu.h>
#include <Protocol/LoadedImage.h>
#include <Protocol/SmmCpuSaveState.h>
#include <Protocol/MpService.h>
///
/// Structure for tracking paired information of registered Framework SMI handler
@ -61,6 +62,7 @@ EFI_SMM_CPU_PROTOCOL *mSmmCpu;
EFI_GUID mEfiSmmCpuIoGuid = EFI_SMM_CPU_IO_GUID;
EFI_SMM_BASE_HELPER_READY_PROTOCOL *mSmmBaseHelperReady;
EFI_SMM_SYSTEM_TABLE *mFrameworkSmst;
UINTN mNumberOfProcessors;
LIST_ENTRY mCallbackInfoListHead = INITIALIZE_LIST_HEAD_VARIABLE (mCallbackInfoListHead);
@ -156,7 +158,7 @@ ConstructFrameworkSmst (
FrameworkSmst->Hdr.Revision = EFI_SMM_SYSTEM_TABLE_REVISION;
CopyGuid (&FrameworkSmst->EfiSmmCpuIoGuid, &mEfiSmmCpuIoGuid);
FrameworkSmst->CpuSaveState = (EFI_SMM_CPU_SAVE_STATE *)AllocateZeroPool (gSmst->NumberOfCpus * sizeof (EFI_SMM_CPU_SAVE_STATE));
FrameworkSmst->CpuSaveState = (EFI_SMM_CPU_SAVE_STATE *)AllocateZeroPool (mNumberOfProcessors * sizeof (EFI_SMM_CPU_SAVE_STATE));
ASSERT (FrameworkSmst->CpuSaveState != NULL);
///
@ -437,7 +439,7 @@ CallbackThunk (
/// and MP states in the Framework SMST.
///
for (CpuIndex = 0; CpuIndex < gSmst->NumberOfCpus; CpuIndex++) {
for (CpuIndex = 0; CpuIndex < mNumberOfProcessors; CpuIndex++) {
State = (EFI_SMM_CPU_STATE *)gSmst->CpuSaveState[CpuIndex];
SaveState = &mFrameworkSmst->CpuSaveState[CpuIndex].Ia32SaveState;
@ -487,7 +489,7 @@ CallbackThunk (
///
/// Save CPU Save States in case any of them was modified
///
for (CpuIndex = 0; CpuIndex < gSmst->NumberOfCpus; CpuIndex++) {
for (CpuIndex = 0; CpuIndex < mNumberOfProcessors; CpuIndex++) {
for (Index = 0; Index < sizeof (mCpuSaveStateConvTable) / sizeof (CPU_SAVE_STATE_CONVERSION); Index++) {
Status = mSmmCpu->WriteSaveState (
mSmmCpu,
@ -676,7 +678,9 @@ SmmBaseHelperMain (
)
{
EFI_STATUS Status;
EFI_MP_SERVICES_PROTOCOL *MpServices;
EFI_HANDLE Handle = NULL;
UINTN NumberOfEnabledProcessors;
///
/// Locate SMM CPU Protocol which is used later to retrieve/update CPU Save States
@ -684,6 +688,18 @@ SmmBaseHelperMain (
Status = gSmst->SmmLocateProtocol (&gEfiSmmCpuProtocolGuid, NULL, (VOID **) &mSmmCpu);
ASSERT_EFI_ERROR (Status);
//
// Get MP Services Protocol
//
Status = SystemTable->BootServices->LocateProtocol (&gEfiMpServiceProtocolGuid, NULL, (VOID **)&MpServices);
ASSERT_EFI_ERROR (Status);
//
// Use MP Services Protocol to retrieve the number of processors and number of enabled processors
//
Status = MpServices->GetNumberOfProcessors (MpServices, &mNumberOfProcessors, &NumberOfEnabledProcessors);
ASSERT_EFI_ERROR (Status);
///
/// Interface structure of SMM BASE Helper Ready Protocol is allocated from UEFI pool
/// instead of SMM pool so that SMM Base Thunk driver can access it in Non-SMM mode.

4
EdkCompatibilityPkg/Compatibility/SmmBaseHelper/SmmBaseHelper.inf
View File

@ -55,6 +55,8 @@
gEfiLoadedImageProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiLoadedImageDevicePathProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiSmmCpuSaveStateProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiMpServiceProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiSmmCpuIo2ProtocolGuid # PROTOCOL ALWAYS_CONSUMED
[Depex]
gEfiSmmCpuProtocolGuid
gEfiSmmCpuProtocolGuid AND gEfiMpServiceProtocolGuid AND gEfiSmmCpuIo2ProtocolGuid