Add MP support. Based on PcdEmuApCount APs (Application Processors) are created in the CpuRuntimeDxe driver. If PcdEmuApCount > 0 then the MpServices protocol is created on top of pthreads and the APs are availible to use vis the MpService protocol.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11644 6f19259b-4bc3-4df7-8a09-765794883524

InOsEmuPkg/CpuRuntimeDxe/Cpu.c

@@ -326,6 +326,8 @@ InitializeCpu (
   mTimerPeriod = DivU64x64Remainder (1000000000000000, Frequency, NULL);
 
   CpuUpdateSmbios ();
+  
+  CpuMpServicesInit ();
 
   Status = gBS->InstallMultipleProtocolInterfaces (
                   &mCpuTemplate.Handle,

InOsEmuPkg/CpuRuntimeDxe/Cpu.inf

@@ -34,7 +34,8 @@
   Cpu.c
   CpuDriver.h
   Strings.uni
-
+  MpService.c
+  
 
 [Packages]
   MdePkg/MdePkg.dec
@@ -53,6 +54,7 @@
   DebugLib
   BaseLib
   EmuThunkLib
+  PcdLib
 
 [Protocols]
   gEmuIoThunkProtocolGuid                       # PROTOCOL_NOTIFY SOMETIMES_CONSUMED
@@ -60,6 +62,11 @@
   gEfiHiiProtocolGuid                           # PROTOCOL SOMETIMES_CONSUMED
   gEfiCpuIo2ProtocolGuid                        # PROTOCOL ALWAYS_PRODUCED
   gEfiCpuArchProtocolGuid                       # PROTOCOL ALWAYS_PRODUCED
+  gEmuPthreadThunkProtocolGuid
+  gEfiMpServiceProtocolGuid
+
+[Pcd]
+  gInOsEmuPkgTokenSpaceGuid.PcdEmuMpServicesPollingInterval
 
 [Depex]
   gEfiSmbiosProtocolGuid

InOsEmuPkg/CpuRuntimeDxe/CpuDriver.h

@@ -18,11 +18,16 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 #include <FrameworkDxe.h>
 #include <IndustryStandard/SmBios.h>
+
 #include <Protocol/Cpu.h>
 #include <Protocol/Smbios.h>
 #include <Protocol/FrameworkHii.h>
-#include <Guid/DataHubRecords.h>
+#include <Protocol/MpService.h>
+#include <Protocol/EmuPthreadThunk.h>
 #include <Protocol/CpuIo2.h>
+
+#include <Guid/DataHubRecords.h>
+
 #include <Library/BaseLib.h>
 #include <Library/DebugLib.h>
 #include <Library/HiiLib.h>
@@ -31,6 +36,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include <Library/MemoryAllocationLib.h>
 #include <Library/UefiBootServicesTableLib.h>
 #include <Library/EmuThunkLib.h>
+#include <Library/UefiLib.h>
+#include <Library/PcdLib.h>
 
 
 extern UINT8  CpuStrings[];
@@ -61,6 +68,52 @@ typedef struct {
       CPU_ARCH_PROT_PRIVATE_SIGNATURE \
       )
 
+
+
+typedef enum {
+  CPU_STATE_IDLE,
+  CPU_STATE_BLOCKED,
+  CPU_STATE_READY,
+  CPU_STATE_BUSY,
+  CPU_STATE_FINISHED
+} PROCESSOR_STATE;
+
+
+//
+// Define Individual Processor Data block.
+//
+typedef struct {
+  EFI_PROCESSOR_INFORMATION   Info;
+  EFI_AP_PROCEDURE            Procedure;
+  VOID                        *Parameter;
+  VOID                        *StateLock;
+  VOID                        *ProcedureLock;
+  PROCESSOR_STATE             State;
+  EFI_EVENT                   CheckThisAPEvent;   
+} PROCESSOR_DATA_BLOCK;
+
+
+//
+// Define MP data block which consumes individual processor block.
+//
+typedef struct {
+  UINTN                       NumberOfProcessors;
+  UINTN                       NumberOfEnabledProcessors;
+  EFI_EVENT                   CheckAllAPsEvent;
+  EFI_EVENT                   WaitEvent;
+  UINTN                       FinishCount;
+  UINTN                       StartCount;
+  EFI_AP_PROCEDURE            Procedure;
+  VOID                        *ProcedureArgument;
+  BOOLEAN                     SingleThread;
+  UINTN                       StartedNumber;
+  PROCESSOR_DATA_BLOCK        *ProcessorData;
+} MP_SYSTEM_DATA;
+
+
+
+
+
 EFI_STATUS
 EFIAPI
 CpuMemoryServiceRead (
@@ -169,4 +222,19 @@ EmuSetMemoryAttributes (
   IN UINT64                 Attributes
   );
 
+EFI_STATUS
+CpuMpServicesInit (
+  VOID
+  );
+
+EFI_STATUS
+EFIAPI
+CpuMpServicesWhoAmI (
+  IN EFI_MP_SERVICES_PROTOCOL  *This,
+  OUT UINTN                    *ProcessorNumber
+  );
+
+extern EFI_MP_SERVICES_PROTOCOL  mMpSercicesTemplate;
+
+
 #endif

InOsEmuPkg/InOsEmuPkg.dec

@@ -52,7 +52,7 @@
 #  gEmuNetworkGuid            = {0x081603B4, 0x0F1D, 0x4022, {0xB6, 0xFD, 0x4C, 0xE3, 0x5E, 0x09, 0xA1, 0xA6}}
 
 [PcdsFixedAtBuild]
-   gInOsEmuPkgTokenSpaceGuid.PcdEmuFlashNvStorageVariableBase|0x0|UINT64|0x00001014
+  gInOsEmuPkgTokenSpaceGuid.PcdEmuFlashNvStorageVariableBase|0x0|UINT64|0x00001014
   gInOsEmuPkgTokenSpaceGuid.PcdEmuFlashNvStorageFtwSpareBase|0x0|UINT64|0x00001015
   gInOsEmuPkgTokenSpaceGuid.PcdEmuFlashNvStorageFtwWorkingBase|0x0|UINT64|0x00001016
   gInOsEmuPkgTokenSpaceGuid.PcdEmuFdBaseAddress|0x0|UINT64|0x00001017
@@ -81,5 +81,5 @@
 
   gInOsEmuPkgTokenSpaceGuid.PcdEmuCpuModel|L"Intel(R) Processor Model"|VOID*|0x00001007
   gInOsEmuPkgTokenSpaceGuid.PcdEmuCpuSpeed|L"3000"|VOID*|0x00001008
-
+  gInOsEmuPkgTokenSpaceGuid.PcdEmuMpServicesPollingInterval|0x100|UINT64|0x0000101a
 

InOsEmuPkg/Include/Library/EmuThunkLib.h

@@ -19,4 +19,24 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 extern EMU_THUNK_PROTOCOL   *gEmuThunk;
 
+
+/**
+  Serach the EMU IO Thunk database for a matching EMU IO Thunk 
+  Protocol instance.
+
+  @param  Protocol   Protocol to search for.
+  @param  Instance   Instance of protocol to search for.
+
+  @retval NULL       Protocol and Instance not found.
+  @retval other      EMU IO Thunk protocol that matched.
+
+**/
+EMU_IO_THUNK_PROTOCOL *
+EFIAPI
+GetIoThunkInstance (
+  IN  EFI_GUID  *Protocol,
+  IN  UINTN     Instance
+  );
+
+
 #endif

InOsEmuPkg/Library/DxeEmuLib/DxeEmuLib.c

@@ -17,9 +17,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include <Library/DebugLib.h>
 #include <Library/HobLib.h>
 #include <Library/EmuThunkLib.h>
-
-#include <Protocol/EmuThunk.h>
-
+#include <Library/BaseMemoryLib.h>
 
 EMU_THUNK_PROTOCOL   *gEmuThunk = NULL;
 
@@ -50,3 +48,41 @@ DxeEmuLibConstructor (
   
   return EFI_SUCCESS;
 }
+
+
+/**
+  Serach the EMU IO Thunk database for a matching EMU IO Thunk 
+  Protocol instance.
+
+  @param  Protocol   Protocol to search for.
+  @param  Instance   Instance of protocol to search for.
+
+  @retval NULL       Protocol and Instance not found.
+  @retval other      EMU IO Thunk protocol that matched.
+
+**/
+EMU_IO_THUNK_PROTOCOL *
+EFIAPI
+GetIoThunkInstance (
+  IN  EFI_GUID  *Protocol,
+  IN  UINTN     Instance
+  )
+{
+  EFI_STATUS              Status;
+  EMU_IO_THUNK_PROTOCOL   *EmuIoThunk;
+  
+  for (Status = EFI_SUCCESS, EmuIoThunk = NULL; !EFI_ERROR (Status); ) {
+    Status = gEmuThunk->GetNextProtocol (FALSE, &EmuIoThunk);
+    if (EFI_ERROR (Status)) {
+      break;
+    }
+  
+    if (EmuIoThunk->Instance == Instance) {
+      if (CompareGuid (EmuIoThunk->Protocol, Protocol)) {
+        return EmuIoThunk;
+      }
+    }
+  }
+  
+  return NULL;
+}

InOsEmuPkg/Library/DxeEmuLib/DxeEmuLib.inf

@@ -38,6 +38,7 @@
 [LibraryClasses]
   HobLib
   DebugLib
+  BaseMemoryLib
 
 
 [Protocols]