+++ /dev/null
-/** @file\r
-\r
- Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>\r
- SPDX-License-Identifier: BSD-2-Clause-Patent\r
-\r
-**/\r
-\r
-#include <PiPei.h>\r
-#include <Library/BaseLib.h>\r
-#include <Library/DebugLib.h>\r
-#include <Library/PcdLib.h>\r
-#include <FspGlobalData.h>\r
-#include <FspApi.h>\r
-\r
-#pragma pack(1)\r
-\r
-//\r
-// Cont Func Parameter 2 +0x3C\r
-// Cont Func Parameter 1 +0x38\r
-//\r
-// API Parameter +0x34\r
-// API return address +0x30\r
-//\r
-// push FspInfoHeader +0x2C\r
-// pushfd +0x28\r
-// cli\r
-// pushad +0x24\r
-// sub esp, 8 +0x00\r
-// sidt fword ptr [esp]\r
-//\r
-typedef struct {\r
- UINT16 IdtrLimit;\r
- UINT32 IdtrBase;\r
- UINT16 Reserved;\r
- UINT32 Edi;\r
- UINT32 Esi;\r
- UINT32 Ebp;\r
- UINT32 Esp;\r
- UINT32 Ebx;\r
- UINT32 Edx;\r
- UINT32 Ecx;\r
- UINT32 Eax;\r
- UINT16 Flags[2];\r
- UINT32 FspInfoHeader;\r
- UINT32 ApiRet;\r
- UINT32 ApiParam;\r
-} CONTEXT_STACK;\r
-\r
-#define CONTEXT_STACK_OFFSET(x) (UINT32)&((CONTEXT_STACK *)(UINTN)0)->x\r
-\r
-#pragma pack()\r
-\r
-/**\r
- This function sets the FSP global data pointer.\r
-\r
- @param[in] FspData Fsp global data pointer.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspGlobalDataPointer (\r
- IN FSP_GLOBAL_DATA *FspData\r
- )\r
-{\r
- ASSERT (FspData != NULL);\r
- *((volatile UINT32 *)(UINTN)PcdGet32(PcdGlobalDataPointerAddress)) = (UINT32)(UINTN)FspData;\r
-}\r
-\r
-/**\r
- This function gets the FSP global data pointer.\r
-\r
-**/\r
-FSP_GLOBAL_DATA *\r
-EFIAPI\r
-GetFspGlobalDataPointer (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = *(FSP_GLOBAL_DATA **)(UINTN)PcdGet32(PcdGlobalDataPointerAddress);\r
- return FspData;\r
-}\r
-\r
-/**\r
- This function gets back the FSP API parameter passed by the bootlaoder.\r
-\r
- @retval ApiParameter FSP API parameter passed by the bootlaoder.\r
-**/\r
-UINT32\r
-EFIAPI\r
-GetFspApiParameter (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- return *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam));\r
-}\r
-\r
-/**\r
- This function sets the FSP API parameter in the stack.\r
-\r
- @param[in] Value New parameter value.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspApiParameter (\r
- IN UINT32 Value\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam)) = Value;\r
-}\r
-\r
-/**\r
- This function sets the FSP continuation function parameters in the stack.\r
-\r
- @param[in] Value New parameter value to set.\r
- @param[in] Index Parameter index.\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspContinuationFuncParameter (\r
- IN UINT32 Value,\r
- IN UINT32 Index\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiParam) + (Index + 1) * sizeof(UINT32)) = Value;\r
-}\r
-\r
-\r
-/**\r
- This function changes the BootLoader return address in stack.\r
-\r
- @param[in] ReturnAddress Address to return.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspApiReturnAddress (\r
- IN UINT32 ReturnAddress\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(ApiRet)) = ReturnAddress;\r
-}\r
-\r
-/**\r
- This function set the API status code returned to the BootLoader.\r
-\r
- @param[in] ReturnStatus Status code to return.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspApiReturnStatus (\r
- IN UINT32 ReturnStatus\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- *(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(Eax)) = ReturnStatus;\r
-}\r
-\r
-/**\r
- This function sets the context switching stack to a new stack frame.\r
-\r
- @param[in] NewStackTop New core stack to be set.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspCoreStackPointer (\r
- IN VOID *NewStackTop\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
- UINT32 *OldStack;\r
- UINT32 *NewStack;\r
- UINT32 StackContextLen;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- StackContextLen = sizeof(CONTEXT_STACK) / sizeof(UINT32);\r
-\r
- //\r
- // Reserve space for the ContinuationFunc two parameters\r
- //\r
- OldStack = (UINT32 *)FspData->CoreStack;\r
- NewStack = (UINT32 *)NewStackTop - StackContextLen - 2;\r
- FspData->CoreStack = (UINT32)NewStack;\r
- while (StackContextLen-- != 0) {\r
- *NewStack++ = *OldStack++;\r
- }\r
-}\r
-\r
-/**\r
- This function sets the platform specific data pointer.\r
-\r
- @param[in] PlatformData Fsp platform specific data pointer.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspPlatformDataPointer (\r
- IN VOID *PlatformData\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- FspData->PlatformData.DataPtr = PlatformData;\r
-}\r
-\r
-\r
-/**\r
- This function gets the platform specific data pointer.\r
-\r
- @param[in] PlatformData Fsp platform specific data pointer.\r
-\r
-**/\r
-VOID *\r
-EFIAPI\r
-GetFspPlatformDataPointer (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- return FspData->PlatformData.DataPtr;\r
-}\r
-\r
-\r
-/**\r
- This function sets the UPD data pointer.\r
-\r
- @param[in] UpdDataRgnPtr UPD data pointer.\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspUpdDataPointer (\r
- IN VOID *UpdDataRgnPtr\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- //\r
- // Get the Fsp Global Data Pointer\r
- //\r
- FspData = GetFspGlobalDataPointer ();\r
-\r
- //\r
- // Set the UPD pointer.\r
- //\r
- FspData->UpdDataRgnPtr = UpdDataRgnPtr;\r
-}\r
-\r
-/**\r
- This function gets the UPD data pointer.\r
-\r
- @return UpdDataRgnPtr UPD data pointer.\r
-**/\r
-VOID *\r
-EFIAPI\r
-GetFspUpdDataPointer (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- return FspData->UpdDataRgnPtr;\r
-}\r
-\r
-\r
-/**\r
- This function sets the memory init UPD data pointer.\r
-\r
- @param[in] MemoryInitUpdPtr memory init UPD data pointer.\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspMemoryInitUpdDataPointer (\r
- IN VOID *MemoryInitUpdPtr\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- //\r
- // Get the Fsp Global Data Pointer\r
- //\r
- FspData = GetFspGlobalDataPointer ();\r
-\r
- //\r
- // Set the memory init UPD pointer.\r
- //\r
- FspData->MemoryInitUpdPtr = MemoryInitUpdPtr;\r
-}\r
-\r
-/**\r
- This function gets the memory init UPD data pointer.\r
-\r
- @return memory init UPD data pointer.\r
-**/\r
-VOID *\r
-EFIAPI\r
-GetFspMemoryInitUpdDataPointer (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- return FspData->MemoryInitUpdPtr;\r
-}\r
-\r
-\r
-/**\r
- This function sets the silicon init UPD data pointer.\r
-\r
- @param[in] SiliconInitUpdPtr silicon init UPD data pointer.\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspSiliconInitUpdDataPointer (\r
- IN VOID *SiliconInitUpdPtr\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- //\r
- // Get the Fsp Global Data Pointer\r
- //\r
- FspData = GetFspGlobalDataPointer ();\r
-\r
- //\r
- // Set the silicon init UPD data pointer.\r
- //\r
- FspData->SiliconInitUpdPtr = SiliconInitUpdPtr;\r
-}\r
-\r
-/**\r
- This function gets the silicon init UPD data pointer.\r
-\r
- @return silicon init UPD data pointer.\r
-**/\r
-VOID *\r
-EFIAPI\r
-GetFspSiliconInitUpdDataPointer (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- return FspData->SiliconInitUpdPtr;\r
-}\r
-\r
-\r
-/**\r
- Set FSP measurement point timestamp.\r
-\r
- @param[in] Id Measurement point ID.\r
-\r
- @return performance timestamp.\r
-**/\r
-UINT64\r
-EFIAPI\r
-SetFspMeasurePoint (\r
- IN UINT8 Id\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- //\r
- // Bit [55: 0] will be the timestamp\r
- // Bit [63:56] will be the ID\r
- //\r
- FspData = GetFspGlobalDataPointer ();\r
- if (FspData->PerfIdx < sizeof(FspData->PerfData) / sizeof(FspData->PerfData[0])) {\r
- FspData->PerfData[FspData->PerfIdx] = AsmReadTsc ();\r
- ((UINT8 *)(&FspData->PerfData[FspData->PerfIdx]))[7] = Id;\r
- }\r
-\r
- return FspData->PerfData[(FspData->PerfIdx)++];\r
-}\r
-\r
-/**\r
- This function gets the FSP info header pointer.\r
-\r
- @retval FspInfoHeader FSP info header pointer\r
-**/\r
-FSP_INFO_HEADER *\r
-EFIAPI\r
-GetFspInfoHeader (\r
- VOID\r
- )\r
-{\r
- return GetFspGlobalDataPointer()->FspInfoHeader;\r
-}\r
-\r
-/**\r
- This function gets the FSP info header pointer using the API stack context.\r
-\r
- @retval FspInfoHeader FSP info header pointer using the API stack context\r
-**/\r
-FSP_INFO_HEADER *\r
-EFIAPI\r
-GetFspInfoHeaderFromApiContext (\r
- VOID\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- return (FSP_INFO_HEADER *)(*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(FspInfoHeader)));\r
-}\r
-\r
-/**\r
- This function gets the VPD data pointer.\r
-\r
- @return VpdDataRgnPtr VPD data pointer.\r
-**/\r
-VOID *\r
-EFIAPI\r
-GetFspVpdDataPointer (\r
- VOID\r
- )\r
-{\r
- FSP_INFO_HEADER *FspInfoHeader;\r
-\r
- FspInfoHeader = GetFspInfoHeader ();\r
- return (VOID *)(FspInfoHeader->ImageBase + FspInfoHeader->CfgRegionOffset);\r
-}\r
-\r
-/**\r
- This function gets FSP API calling mode.\r
-\r
- @retval API calling mode\r
-**/\r
-UINT8\r
-EFIAPI\r
-GetFspApiCallingMode (\r
- VOID\r
- )\r
-{\r
- return GetFspGlobalDataPointer()->ApiMode;\r
-}\r
-\r
-/**\r
- This function sets FSP API calling mode.\r
-\r
- @param[in] Mode API calling mode\r
-**/\r
-VOID\r
-EFIAPI\r
-SetFspApiCallingMode (\r
- UINT8 Mode\r
- )\r
-{\r
- FSP_GLOBAL_DATA *FspData;\r
-\r
- FspData = GetFspGlobalDataPointer ();\r
- FspData->ApiMode = Mode;\r
-}\r
-\r
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