/** @file\r
*\r
-* Copyright (c) 2011, ARM Limited. All rights reserved.\r
+* Copyright (c) 2011-2012, ARM Limited. All rights reserved.\r
*\r
* This program and the accompanying materials\r
* are licensed and made available under the terms and conditions of the BSD License\r
\r
#include <PiPei.h>\r
\r
-#include <Library/ArmCpuLib.h>\r
#include <Library/DebugAgentLib.h>\r
#include <Library/PrePiLib.h>\r
#include <Library/PrintLib.h>\r
#include <Library/PerformanceLib.h>\r
\r
#include <Ppi/GuidedSectionExtraction.h>\r
+#include <Ppi/ArmMpCoreInfo.h>\r
#include <Guid/LzmaDecompress.h>\r
#include <Guid/ArmGlobalVariableHob.h>\r
\r
// Not used when PrePi in run in XIP mode\r
UINTN mGlobalVariableBase = 0;\r
\r
-VOID\r
-PrePiCommonExceptionEntry (\r
- IN UINT32 Entry,\r
- IN UINT32 LR\r
- );\r
-\r
EFI_STATUS\r
EFIAPI\r
ExtractGuidedSectionLibConstructor (\r
Hob->GlobalVariableSize = GlobalVariableSize;\r
}\r
\r
+EFI_STATUS\r
+GetPlatformPpi (\r
+ IN EFI_GUID *PpiGuid,\r
+ OUT VOID **Ppi\r
+ )\r
+{\r
+ UINTN PpiListSize;\r
+ UINTN PpiListCount;\r
+ EFI_PEI_PPI_DESCRIPTOR *PpiList;\r
+ UINTN Index;\r
+\r
+ PpiListSize = 0;\r
+ ArmPlatformGetPlatformPpiList (&PpiListSize, &PpiList);\r
+ PpiListCount = PpiListSize / sizeof(EFI_PEI_PPI_DESCRIPTOR);\r
+ for (Index = 0; Index < PpiListCount; Index++, PpiList++) {\r
+ if (CompareGuid (PpiList->Guid, PpiGuid) == TRUE) {\r
+ *Ppi = PpiList->Ppi;\r
+ return EFI_SUCCESS;\r
+ }\r
+ }\r
+\r
+ return EFI_NOT_FOUND;\r
+}\r
+\r
VOID\r
PrePiMain (\r
IN UINTN UefiMemoryBase,\r
)\r
{\r
EFI_HOB_HANDOFF_INFO_TABLE* HobList;\r
+ ARM_MP_CORE_INFO_PPI* ArmMpCoreInfoPpi;\r
+ UINTN ArmCoreCount;\r
+ ARM_CORE_INFO* ArmCoreInfoTable;\r
EFI_STATUS Status;\r
CHAR8 Buffer[100];\r
UINTN CharCount;\r
\r
// Initialize the Serial Port\r
SerialPortInitialize ();\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"UEFI firmware built at %a on %a\n\r",__TIME__, __DATE__);\r
+ CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"UEFI firmware (version %s built at %a on %a)\n\r",\r
+ (CHAR16*)PcdGetPtr(PcdFirmwareVersionString), __TIME__, __DATE__);\r
SerialPortWrite ((UINT8 *) Buffer, CharCount);\r
\r
// Initialize the Debug Agent for Source Level Debugging\r
//TODO: Call CpuPei as a library\r
BuildCpuHob (PcdGet8 (PcdPrePiCpuMemorySize), PcdGet8 (PcdPrePiCpuIoSize));\r
\r
+ if (ArmIsMpCore ()) {\r
+ // Only MP Core platform need to produce gArmMpCoreInfoPpiGuid\r
+ Status = GetPlatformPpi (&gArmMpCoreInfoPpiGuid, (VOID**)&ArmMpCoreInfoPpi);\r
+\r
+ // On MP Core Platform we must implement the ARM MP Core Info PPI (gArmMpCoreInfoPpiGuid)\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ // Build the MP Core Info Table\r
+ ArmCoreCount = 0;\r
+ Status = ArmMpCoreInfoPpi->GetMpCoreInfo (&ArmCoreCount, &ArmCoreInfoTable);\r
+ if (!EFI_ERROR(Status) && (ArmCoreCount > 0)) {\r
+ // Build MPCore Info HOB\r
+ BuildGuidDataHob (&gArmMpCoreInfoGuid, ArmCoreInfoTable, sizeof (ARM_CORE_INFO) * ArmCoreCount);\r
+ }\r
+ }\r
+\r
// Set the Boot Mode\r
SetBootMode (ArmPlatformGetBootMode ());\r
\r
Status = PlatformPeim ();\r
ASSERT_EFI_ERROR (Status);\r
\r
- BuildMemoryTypeInformationHob ();\r
-\r
// Now, the HOB List has been initialized, we can register performance information\r
PERF_START (NULL, "PEI", NULL, StartTimeStamp);\r
\r
{\r
UINT64 StartTimeStamp;\r
\r
+ ASSERT(!ArmIsMpCore() || (PcdGet32 (PcdCoreCount) > 1));\r
+\r
+ // Initialize the platform specific controllers\r
+ ArmPlatformInitialize (MpId);\r
+\r
if (IS_PRIMARY_CORE(MpId) && PerformanceMeasurementEnabled ()) {\r
// Initialize the Timer Library to setup the Timer HW controller\r
TimerConstructor ();\r
if (!IS_XIP()) {\r
if (IS_PRIMARY_CORE(MpId)) {\r
mGlobalVariableBase = GlobalVariableBase;\r
- ArmCpuSynchronizeSignal (ARM_CPU_EVENT_DEFAULT);\r
+ if (ArmIsMpCore()) {\r
+ // Signal the Global Variable Region is defined (event: ARM_CPU_EVENT_DEFAULT)\r
+ ArmCallSEV ();\r
+ }\r
} else {\r
- // Wait the Primay core has defined the address of the Global Variable region\r
- ArmCpuSynchronizeWait (ARM_CPU_EVENT_DEFAULT);\r
+ // Wait the Primay core has defined the address of the Global Variable region (event: ARM_CPU_EVENT_DEFAULT)\r
+ ArmCallWFE ();\r
}\r
}\r
\r
- // Write VBAR - The Vector table must be 32-byte aligned\r
- ASSERT (((UINT32)PrePiVectorTable & ((1 << 5)-1)) == 0);\r
- ArmWriteVBar ((UINT32)PrePiVectorTable);\r
-\r
// If not primary Jump to Secondary Main\r
if (IS_PRIMARY_CORE(MpId)) {\r
// Goto primary Main.\r
ASSERT (FALSE);\r
}\r
\r
-VOID\r
-PrePiCommonExceptionEntry (\r
- IN UINT32 Entry,\r
- IN UINT32 LR\r
- )\r
-{\r
- CHAR8 Buffer[100];\r
- UINTN CharCount;\r
-\r
- switch (Entry) {\r
- case 0:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"Reset Exception at 0x%X\n\r",LR);\r
- break;\r
- case 1:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"Undefined Exception at 0x%X\n\r",LR);\r
- break;\r
- case 2:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"SWI Exception at 0x%X\n\r",LR);\r
- break;\r
- case 3:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"PrefetchAbort Exception at 0x%X\n\r",LR);\r
- break;\r
- case 4:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"DataAbort Exception at 0x%X\n\r",LR);\r
- break;\r
- case 5:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"Reserved Exception at 0x%X\n\r",LR);\r
- break;\r
- case 6:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"IRQ Exception at 0x%X\n\r",LR);\r
- break;\r
- case 7:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"FIQ Exception at 0x%X\n\r",LR);\r
- break;\r
- default:\r
- CharCount = AsciiSPrint (Buffer,sizeof (Buffer),"Unknown Exception at 0x%X\n\r",LR);\r
- break;\r
- }\r
- SerialPortWrite ((UINT8 *) Buffer, CharCount);\r
- while(1);\r
-}\r
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