diff options
Diffstat (limited to 'IntelFspPkg/FspSecCore/SecFsp.c')
| -rw-r--r-- | IntelFspPkg/FspSecCore/SecFsp.c | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/IntelFspPkg/FspSecCore/SecFsp.c b/IntelFspPkg/FspSecCore/SecFsp.c deleted file mode 100644 index 07aed1c1c0..0000000000 --- a/IntelFspPkg/FspSecCore/SecFsp.c +++ /dev/null @@ -1,334 +0,0 @@ -/** @file
-
- Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "SecFsp.h"
-
-/**
-
- Calculate the FSP IDT gate descriptor.
-
- @param[in] IdtEntryTemplate IDT gate descriptor template.
-
- @return FSP specific IDT gate descriptor.
-
-**/
-UINT64
-FspGetExceptionHandler(
- IN UINT64 IdtEntryTemplate
- )
-{
- UINT32 Entry;
- UINT64 ExceptionHandler;
- IA32_IDT_GATE_DESCRIPTOR *IdtGateDescriptor;
- FSP_INFO_HEADER *FspInfoHeader;
-
- FspInfoHeader = (FSP_INFO_HEADER *)AsmGetFspInfoHeader();
- ExceptionHandler = IdtEntryTemplate;
- IdtGateDescriptor = (IA32_IDT_GATE_DESCRIPTOR *)&ExceptionHandler;
- Entry = (IdtGateDescriptor->Bits.OffsetHigh << 16) | IdtGateDescriptor->Bits.OffsetLow;
- Entry = FspInfoHeader->ImageBase + FspInfoHeader->ImageSize - (~Entry + 1);
- IdtGateDescriptor->Bits.OffsetHigh = (UINT16)(Entry >> 16);
- IdtGateDescriptor->Bits.OffsetLow = (UINT16)Entry;
-
- return ExceptionHandler;
-}
-
-/**
- This function gets the FSP UPD region offset in flash.
-
- @return the offset of the UPD region.
-
-**/
-UINT32
-EFIAPI
-GetFspUpdRegionOffset (
- VOID
- )
-{
- FSP_GLOBAL_DATA *FspData;
- UINT32 *Offset;
-
- FspData = GetFspGlobalDataPointer ();
-
- //
- // It is required to put PcdUpdRegionOffset at offset 0x000C
- // for all FSPs.
- // gPlatformFspPkgTokenSpaceGuid.PcdUpdRegionOffset | 0x000C | 0x12345678
- //
- Offset = (UINT32 *)(FspData->FspInfoHeader->ImageBase + \
- FspData->FspInfoHeader->CfgRegionOffset + 0x0C);
-
- return *Offset;
-}
-
-/**
- This interface fills platform specific data.
-
- @param[in,out] FspData Pointer to the FSP global data.
-
-**/
-VOID
-EFIAPI
-SecGetPlatformData (
- IN OUT FSP_GLOBAL_DATA *FspData
- )
-{
- FSP_PLAT_DATA *FspPlatformData;
- UINT32 TopOfCar;
- UINT32 *StackPtr;
- UINT32 DwordSize;
-
- FspPlatformData = &FspData->PlatformData;
-
- //
- // The entries of platform information, together with the number of them,
- // reside in the bottom of stack, left untouched by normal stack operation.
- //
- TopOfCar = PcdGet32 (PcdTemporaryRamBase) + PcdGet32 (PcdTemporaryRamSize);
-
- FspPlatformData->DataPtr = NULL;
- FspPlatformData->MicrocodeRegionBase = 0;
- FspPlatformData->MicrocodeRegionSize = 0;
- FspPlatformData->CodeRegionBase = 0;
- FspPlatformData->CodeRegionSize = 0;
-
- //
- // Pointer to the size field
- //
- StackPtr = (UINT32 *)(TopOfCar - sizeof(UINT32));
-
- while (*StackPtr != 0) {
- if (*(StackPtr - 1) == FSP_MCUD_SIGNATURE) {
- //
- // This following data was pushed onto stack after TempRamInit API
- //
- DwordSize = 4;
- StackPtr = StackPtr - 1 - DwordSize;
- CopyMem (&(FspPlatformData->MicrocodeRegionBase), StackPtr, (DwordSize << 2));
- StackPtr--;
- } else if (*(StackPtr - 1) == FSP_PER0_SIGNATURE) {
- //
- // This is the performance data for InitTempMemory API entry/exit
- //
- DwordSize = 4;
- StackPtr = StackPtr - 1 - DwordSize;
- CopyMem (FspData->PerfData, StackPtr, (DwordSize << 2));
- ((UINT8 *)(&FspData->PerfData[0]))[7] = FSP_PERF_ID_API_TMPRAMINIT_ENTRY;
- ((UINT8 *)(&FspData->PerfData[1]))[7] = FSP_PERF_ID_API_TMPRAMINIT_EXIT;
- StackPtr--;
- } else {
- StackPtr -= (*StackPtr);
- }
- }
-}
-
-/**
-
- Initialize the FSP global data region.
- It needs to be done as soon as possible after the stack is setup.
-
- @param[in,out] PeiFspData Pointer of the FSP global data.
- @param[in] BootLoaderStack BootLoader stack.
- @param[in] ApiIdx The index of the FSP API.
-
-**/
-VOID
-FspGlobalDataInit (
- IN OUT FSP_GLOBAL_DATA *PeiFspData,
- IN UINT32 BootLoaderStack,
- IN UINT8 ApiIdx
- )
-{
- VOID *UpdDataRgnPtr;
- FSP_INIT_PARAMS *FspInitParams;
- CHAR8 ImageId[9];
- UINTN Idx;
-
- //
- // Init PCIE_BAR with value and set global FSP data pointer.
- // PciExpress Base should have been programmed by platform already.
- //
- SetFspGlobalDataPointer (PeiFspData);
- ZeroMem ((VOID *)PeiFspData, sizeof(FSP_GLOBAL_DATA));
-
- PeiFspData->Signature = FSP_GLOBAL_DATA_SIGNATURE;
- PeiFspData->CoreStack = BootLoaderStack;
- PeiFspData->PerfIdx = 2;
-
- SetFspMeasurePoint (FSP_PERF_ID_API_FSPINIT_ENTRY);
-
- //
- // Get FSP Header offset
- // It may have multiple FVs, so look into the last one for FSP header
- //
- PeiFspData->FspInfoHeader = (FSP_INFO_HEADER *)AsmGetFspInfoHeader();
- SecGetPlatformData (PeiFspData);
-
- //
- // Set API calling mode
- //
- SetFspApiCallingMode (ApiIdx == 1 ? 0 : 1);
-
- //
- // Initialize UPD pointer.
- //
- FspInitParams = (FSP_INIT_PARAMS *)GetFspApiParameter ();
- UpdDataRgnPtr = ((FSP_INIT_RT_COMMON_BUFFER *)FspInitParams->RtBufferPtr)->UpdDataRgnPtr;
- if (UpdDataRgnPtr == NULL) {
- UpdDataRgnPtr = (VOID *)(PeiFspData->FspInfoHeader->ImageBase + GetFspUpdRegionOffset());
- }
- SetFspUpdDataPointer (UpdDataRgnPtr);
-
- //
- // Initialize serial port
- // It might have been done in ProcessLibraryConstructorList(), however,
- // the FSP global data is not initialized at that time. So do it again
- // for safe.
- //
- SerialPortInitialize ();
-
- //
- // Ensure the golbal data pointer is valid
- //
- ASSERT (GetFspGlobalDataPointer () == PeiFspData);
-
- for (Idx = 0; Idx < 8; Idx++) {
- ImageId[Idx] = PeiFspData->FspInfoHeader->ImageId[Idx];
- }
- ImageId[Idx] = 0;
-
- DEBUG ((DEBUG_INFO | DEBUG_INIT, "\n============= PEIM FSP v1.%x (%a v%x.%x.%x.%x) =============\n", \
- PeiFspData->FspInfoHeader->HeaderRevision - 1, \
- ImageId, \
- (PeiFspData->FspInfoHeader->ImageRevision >> 24) & 0xff, \
- (PeiFspData->FspInfoHeader->ImageRevision >> 16) & 0xff, \
- (PeiFspData->FspInfoHeader->ImageRevision >> 8) & 0xff, \
- (PeiFspData->FspInfoHeader->ImageRevision >> 0) & 0xff));
-
-}
-
-/**
-
- Adjust the FSP data pointers after the stack is migrated to memory.
-
- @param[in] OffsetGap The offset gap between the old stack and the new stack.
-
-**/
-VOID
-FspDataPointerFixUp (
- IN UINT32 OffsetGap
- )
-{
- FSP_GLOBAL_DATA *NewFspData;
-
- NewFspData = (FSP_GLOBAL_DATA *)((UINTN)GetFspGlobalDataPointer() + (UINTN)OffsetGap);
- SetFspGlobalDataPointer (NewFspData);
-}
-
-/**
- This function check the FSP API calling condition.
-
- @param[in] ApiIdx Internal index of the FSP API.
- @param[in] ApiParam Parameter of the FSP API.
-
-**/
-EFI_STATUS
-EFIAPI
-FspApiCallingCheck (
- IN UINT32 ApiIdx,
- IN VOID *ApiParam
- )
-{
- EFI_STATUS Status;
- FSP_GLOBAL_DATA *FspData;
- FSP_INIT_PARAMS *FspInitParams;
- FSP_INIT_RT_COMMON_BUFFER *FspRtBuffer;
-
- FspInitParams = (FSP_INIT_PARAMS *) ApiParam;
- FspRtBuffer = ((FSP_INIT_RT_COMMON_BUFFER *)FspInitParams->RtBufferPtr);
-
- Status = EFI_SUCCESS;
- FspData = GetFspGlobalDataPointer ();
- if (ApiIdx == 1) {
- //
- // FspInit check
- //
- if ((UINT32)FspData != 0xFFFFFFFF) {
- Status = EFI_UNSUPPORTED;
- } else if ((FspRtBuffer == NULL) || ((FspRtBuffer->BootLoaderTolumSize % EFI_PAGE_SIZE) != 0) || (EFI_ERROR(FspUpdSignatureCheck(ApiIdx, ApiParam)))) {
- Status = EFI_INVALID_PARAMETER;
- }
- } else if (ApiIdx == 2) {
- //
- // NotifyPhase check
- //
- if ((FspData == NULL) || ((UINT32)FspData == 0xFFFFFFFF)) {
- Status = EFI_UNSUPPORTED;
- } else {
- if (FspData->Signature != FSP_GLOBAL_DATA_SIGNATURE) {
- Status = EFI_UNSUPPORTED;
- }
- }
- } else if (ApiIdx == 3) {
- //
- // FspMemoryInit check
- //
- if ((UINT32)FspData != 0xFFFFFFFF) {
- Status = EFI_UNSUPPORTED;
- } else if ((FspRtBuffer == NULL) || ((FspRtBuffer->BootLoaderTolumSize % EFI_PAGE_SIZE) != 0) || (EFI_ERROR(FspUpdSignatureCheck(ApiIdx, ApiParam)))) {
- Status = EFI_INVALID_PARAMETER;
- }
- } else if (ApiIdx == 4) {
- //
- // TempRamExit check
- //
- if ((FspData == NULL) || ((UINT32)FspData == 0xFFFFFFFF)) {
- Status = EFI_UNSUPPORTED;
- } else {
- if (FspData->Signature != FSP_GLOBAL_DATA_SIGNATURE) {
- Status = EFI_UNSUPPORTED;
- }
- }
- } else if (ApiIdx == 5) {
- //
- // FspSiliconInit check
- //
- if ((FspData == NULL) || ((UINT32)FspData == 0xFFFFFFFF)) {
- Status = EFI_UNSUPPORTED;
- } else {
- if (FspData->Signature != FSP_GLOBAL_DATA_SIGNATURE) {
- Status = EFI_UNSUPPORTED;
- } else if (EFI_ERROR(FspUpdSignatureCheck(ApiIdx, ApiParam))) {
- Status = EFI_INVALID_PARAMETER;
- }
- }
- } else {
- Status = EFI_UNSUPPORTED;
- }
-
- return Status;
-}
-
-/**
- This function gets the boot FV offset in FSP.
- @return the boot firmware volumen offset inside FSP binary
-
-**/
-UINT32
-EFIAPI
-GetBootFirmwareVolumeOffset (
- VOID
- )
-{
- return PcdGet32 (PcdFspBootFirmwareVolumeBase) - PcdGet32 (PcdFspAreaBaseAddress);
-}
|