diff options
Diffstat (limited to 'src/vendorcode/intel/fsp1_0/broadwell_de/srx/fspsupport.c')
| -rw-r--r-- | src/vendorcode/intel/fsp1_0/broadwell_de/srx/fspsupport.c | 454 |
1 files changed, 0 insertions, 454 deletions
diff --git a/src/vendorcode/intel/fsp1_0/broadwell_de/srx/fspsupport.c b/src/vendorcode/intel/fsp1_0/broadwell_de/srx/fspsupport.c deleted file mode 100644 index 93a166879e..0000000000 --- a/src/vendorcode/intel/fsp1_0/broadwell_de/srx/fspsupport.c +++ /dev/null @@ -1,454 +0,0 @@ -/** - -Copyright (C) 2013-2016 Intel Corporation - -Redistribution and use in source and binary forms, with or without modification, -are permitted provided that the following conditions are met: - -* Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. -* Redistributions in binary form must reproduce the above copyright notice, this - list of conditions and the following disclaimer in the documentation and/or - other materials provided with the distribution. -* Neither the name of Intel Corporation nor the names of its contributors may - be used to endorse or promote products derived from this software without - specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - THE POSSIBILITY OF SUCH DAMAGE. - -**/ - -#include <types.h> -#include <string.h> -#include <fsp.h> - -/** - Reads a 64-bit value from memory that may be unaligned. - - This function returns the 64-bit value pointed to by Buffer. The function - guarantees that the read operation does not produce an alignment fault. - - If the Buffer is NULL, then ASSERT(). - - @param Buffer Pointer to a 64-bit value that may be unaligned. - @return The 64-bit value read from Buffer. - -**/ -STATIC -UINT64 -EFIAPI -ReadUnaligned64 ( - CONST UINT64 *Buffer - ) -{ - ASSERT (Buffer != NULL); - return *Buffer; -} - -/** - Compares two GUIDs. - - This function compares Guid1 to Guid2. If the GUIDs are identical then TRUE is returned. - If there are any bit differences in the two GUIDs, then FALSE is returned. - - If Guid1 is NULL, then ASSERT(). - If Guid2 is NULL, then ASSERT(). - - @param Guid1 A pointer to a 128 bit GUID. - @param Guid2 A pointer to a 128 bit GUID. - @retval TRUE Guid1 and Guid2 are identical. - @retval FALSE Guid1 and Guid2 are not identical. - -**/ -STATIC -BOOLEAN -EFIAPI -CompareGuid ( - CONST EFI_GUID *Guid1, - CONST EFI_GUID *Guid2 - ) -{ - UINT64 LowPartOfGuid1; - UINT64 LowPartOfGuid2; - UINT64 HighPartOfGuid1; - UINT64 HighPartOfGuid2; - - LowPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1); - LowPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2); - HighPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1 + 1); - HighPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2 + 1); - - return (BOOLEAN) (LowPartOfGuid1 == LowPartOfGuid2 && HighPartOfGuid1 == HighPartOfGuid2); -} - -/** - Returns the next instance of a HOB type from the starting HOB. - - @param Type HOB type to search - @param HobStart A pointer to the HOB list - @retval a HOB object with matching type; Otherwise NULL. - -**/ -VOID * -EFIAPI -GetNextHob ( - UINT16 Type, - CONST VOID *HobStart - ) -{ - EFI_PEI_HOB_POINTERS Hob; - - ASSERT (HobStart != NULL); - - Hob.Raw = (UINT8 *) HobStart; - /* - * Parse the HOB list until end of list or matching type is found. - */ - while (!END_OF_HOB_LIST(Hob.Raw)) { - if (Hob.Header->HobType == Type) { - return Hob.Raw; - } - Hob.Raw = GET_NEXT_HOB(Hob.Raw); - } - - return NULL; -} - -/** - Returns the next instance of the matched GUID HOB from the starting HOB. - - @param Guid GUID to search - @param HobStart A pointer to the HOB list - @retval a HOB object with matching GUID; Otherwise NULL. - -**/ -VOID * -EFIAPI -GetNextGuidHob ( - CONST EFI_GUID *Guid, - CONST VOID *HobStart - ) -{ - EFI_PEI_HOB_POINTERS GuidHob; - - GuidHob.Raw = (UINT8 *) HobStart; - while ((GuidHob.Raw = GetNextHob(EFI_HOB_TYPE_GUID_EXTENSION, GuidHob.Raw)) != NULL) { - if (CompareGuid (Guid, &GuidHob.Guid->Name)) { - break; - } - GuidHob.Raw = GET_NEXT_HOB(GuidHob.Raw); - } - - return GuidHob.Raw; -} - -/** - This function retrieves the top of usable low memory. - - @param HobListPtr A HOB list pointer. - @retval Usable low memory top. - -**/ -UINT32 -GetUsableLowMemTop ( - CONST VOID *HobStart - ) -{ - EFI_PEI_HOB_POINTERS Hob; - UINT32 MemLen; - /* - * Get the HOB list for processing - */ - Hob.Raw = (VOID *)HobStart; - - /* - * Collect memory ranges - */ - MemLen = 0x100000; - while (!END_OF_HOB_LIST(Hob.Raw)) { - if (Hob.Header->HobType == EFI_HOB_TYPE_RESOURCE_DESCRIPTOR) { - if (Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) { - /* - * Need memory above 1MB to be collected here - */ - if (Hob.ResourceDescriptor->PhysicalStart >= 0x100000 && - Hob.ResourceDescriptor->PhysicalStart < (EFI_PHYSICAL_ADDRESS) 0x100000000) { - MemLen += (UINT32) (Hob.ResourceDescriptor->ResourceLength); - } - } - } - Hob.Raw = GET_NEXT_HOB(Hob.Raw); - } - - return MemLen; -} - -/** - This function retrieves the top of system low memory. - - @param HobListPtr A HOB list pointer. - @retval Usable low memory top. - -**/ -UINT32 -GetPhysicalLowMemTop ( - CONST VOID *HobStart - ) -{ - EFI_PEI_HOB_POINTERS Hob; - UINT32 MemBase; - UINT32 MemLen; - - /* - * Get the HOB list for processing - */ - Hob.Raw = (VOID *)HobStart; - - /* - * Collect memory ranges - */ - MemBase = 0x100000; - MemLen = 0; - while (!END_OF_HOB_LIST(Hob.Raw)) { - if (Hob.Header->HobType == EFI_HOB_TYPE_RESOURCE_DESCRIPTOR) { - if ((Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) || - (Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_MEMORY_RESERVED)) { - /* - * Need memory above 1MB to be collected here - */ - if (Hob.ResourceDescriptor->PhysicalStart >= MemBase && - Hob.ResourceDescriptor->PhysicalStart < (EFI_PHYSICAL_ADDRESS) 0x100000000) { - MemBase = (UINT32) (Hob.ResourceDescriptor->PhysicalStart); - MemLen = (UINT32) (Hob.ResourceDescriptor->ResourceLength); - } - } - } - Hob.Raw = GET_NEXT_HOB(Hob.Raw); - } - - return MemBase + MemLen; -} - -/** - This function retrieves the top of usable high memory. - - @param HobListPtr A HOB list pointer. - @retval Usable high memory top. - -**/ -UINT64 -GetUsableHighMemTop ( - CONST VOID *HobStart - ) -{ - EFI_PEI_HOB_POINTERS Hob; - UINT64 MemTop; - /* - * Get the HOB list for processing - */ - Hob.Raw = (VOID *)HobStart; - - /* - * Collect memory ranges - */ - MemTop = 0x100000000; - while (!END_OF_HOB_LIST(Hob.Raw)) { - if (Hob.Header->HobType == EFI_HOB_TYPE_RESOURCE_DESCRIPTOR) { - if (Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) { - /* - * Need memory above 1MB to be collected here - */ - if (Hob.ResourceDescriptor->PhysicalStart >= (EFI_PHYSICAL_ADDRESS) 0x100000000) { - MemTop += (UINT64) (Hob.ResourceDescriptor->ResourceLength); - } - } - } - Hob.Raw = GET_NEXT_HOB(Hob.Raw); - } - - return MemTop; -} - -/** - This function retrieves a special reserved memory region. - - @param HobListPtr A HOB list pointer. - @param Length A pointer to the GUID HOB data buffer length. If the GUID HOB is - located, the length will be updated. - @param OwnerGuid A pointer to the owner guild. - @retval Reserved region start address. 0 if this region does not exist. - -**/ -UINT64 -GetFspReservedMemoryFromGuid ( - CONST VOID *HobListPtr, - UINT64 *Length, - EFI_GUID *OwnerGuid - ) -{ - EFI_PEI_HOB_POINTERS Hob; - - /* - * Get the HOB list for processing - */ - Hob.Raw = (VOID *)HobListPtr; - - /* - * Collect memory ranges - */ - while (!END_OF_HOB_LIST(Hob.Raw)) { - if (Hob.Header->HobType == EFI_HOB_TYPE_RESOURCE_DESCRIPTOR) { - if (Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_MEMORY_RESERVED) { - if (CompareGuid(&Hob.ResourceDescriptor->Owner, OwnerGuid)) { - if (Length) { - *Length = (UINT32) (Hob.ResourceDescriptor->ResourceLength); - } - return (UINT64)(Hob.ResourceDescriptor->PhysicalStart); - } - } - } - Hob.Raw = GET_NEXT_HOB(Hob.Raw); - } - - return 0; -} - -/** - This function retrieves the TSEG reserved normal memory. - - @param HobListPtr A HOB list pointer. - @param Length A pointer to the TSEG reserved memory length buffer. If the GUID HOB is - located, the length will be updated. - @param Guid A pointer to owner HOB GUID. - @retval NULL Failed to find the TSEG reserved memory. - @retval others TSEG reserved memory base. - -**/ -UINT32 -GetTsegReservedMemory ( - CONST VOID *HobListPtr, - UINT32 *Length - ) -{ - const EFI_GUID TsegOwnerHobGuid = FSP_HOB_RESOURCE_OWNER_TSEG_GUID; - UINT64 Length64; - UINT32 Base; - - Base = (UINT32)GetFspReservedMemoryFromGuid (HobListPtr, &Length64, (EFI_GUID *)&TsegOwnerHobGuid); - if ((Length != 0) && (Base != 0)) { - *Length = (UINT32)Length64; - } - - return Base; -} - -/** - This function retrieves the FSP reserved normal memory. - - @param HobListPtr A HOB list pointer. - @param Length A pointer to the FSP reserved memory length buffer. If the GUID HOB is - located, the length will be updated. - @param Guid A pointer to owner HOB GUID. - @retval NULL Failed to find the FSP reserved memory. - @retval others FSP reserved memory base. - -**/ -UINT32 -GetFspReservedMemory ( - CONST VOID *HobListPtr, - UINT32 *Length - ) -{ - const EFI_GUID FspOwnerHobGuid = FSP_HOB_RESOURCE_OWNER_FSP_GUID; - UINT64 Length64; - UINT32 Base; - - Base = (UINT32)GetFspReservedMemoryFromGuid (HobListPtr, &Length64, (EFI_GUID *)&FspOwnerHobGuid); - if ((Length != 0) && (Base != 0)) { - *Length = (UINT32)Length64; - } - - return Base; -} - -/** - This function retrieves a GUIDed HOB data buffer and size. - - @param HobListPtr A HOB list pointer. - @param Length A pointer to the GUID HOB data buffer length. If the - GUID HOB is located, the length will be updated. - @param Guid A pointer to HOB GUID. - @retval NULL Failed to find the GUID HOB. - @retval others GUID HOB data buffer pointer. - -**/ -VOID * -GetGuidHobDataBuffer ( - CONST VOID *HobListPtr, - UINT32 *Length, - EFI_GUID *Guid - ) -{ - UINT8 *GuidHob; - - /* FSP NVS DATA HOB */ - GuidHob = GetNextGuidHob(Guid, HobListPtr); - if (GuidHob == NULL) { - return NULL; - } else { - if (Length) { - *Length = GET_GUID_HOB_DATA_SIZE (GuidHob); - } - return GET_GUID_HOB_DATA (GuidHob); - } -} - -/** - This function retrieves FSP Non-volatile Storage HOB buffer and size. - - @param HobListPtr A HOB list pointer. - @param Length A pointer to the NVS data buffer length. If the FSP NVS - HOB is located, the length will be updated. - @retval NULL Failed to find the NVS HOB. - @retval others FSP NVS data buffer pointer. - -**/ -VOID * -GetFspNvsDataBuffer ( - CONST VOID *HobListPtr, - UINT32 *Length - ) -{ - const EFI_GUID FspNvsHobGuid = FSP_NON_VOLATILE_STORAGE_HOB_GUID; - return GetGuidHobDataBuffer (HobListPtr, Length, (EFI_GUID *)&FspNvsHobGuid); -} - -/** - This function retrieves Bootloader temporary stack buffer and size. - - @param HobListPtr A HOB list pointer. - @param Length A pointer to the Bootloader temporary stack length. - If the HOB is located, the length will be updated. - @retval NULL Failed to find the Bootloader temporary stack HOB. - @retval others Bootloader temporary stackbuffer pointer. - -**/ -VOID * -GetBootloaderTempMemoryBuffer ( - CONST VOID *HobListPtr, - UINT32 *Length - ) -{ - const EFI_GUID FspBootloaderTemporaryMemoryHobGuid = FSP_BOOTLOADER_TEMPORARY_MEMORY_HOB_GUID; - return GetGuidHobDataBuffer (HobListPtr, Length, (EFI_GUID *)&FspBootloaderTemporaryMemoryHobGuid); -} |