diff options
Diffstat (limited to 'src/northbridge/intel/fsp_sandybridge/fsp_util.c')
| -rw-r--r-- | src/northbridge/intel/fsp_sandybridge/fsp_util.c | 414 |
1 files changed, 0 insertions, 414 deletions
diff --git a/src/northbridge/intel/fsp_sandybridge/fsp_util.c b/src/northbridge/intel/fsp_sandybridge/fsp_util.c deleted file mode 100644 index a653747e1e..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/fsp_util.c +++ /dev/null @@ -1,414 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2013 Sage Electronic Engineering, LLC. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <types.h> -#include <string.h> -#include <cpu/x86/stack.h> -#include <console/console.h> -#include <lib.h> -#include "fsp_util.h" - -#if CONFIG_ENABLE_FAST_BOOT -#include <device/device.h> -#include "northbridge.h" -#include <cbmem.h> -#include <ip_checksum.h> -#endif - -void find_fsp (void); - -#ifndef __PRE_RAM__ -/* Globals pointers for FSP structures */ -void *FspHobListPtr; -FSP_INFO_HEADER *fsp_header_ptr; - -void FspNotify (u32 Phase) -{ - FSP_NOTFY_PHASE NotifyPhaseProc; - NOTIFY_PHASE_PARAMS NotifyPhaseParams; - EFI_STATUS Status; - - if (fsp_header_ptr == NULL) { - find_fsp(); - if (fsp_header_ptr == NULL) { - post_code(0x4F); /* output something in case there is no serial */ - die("Can't find the FSP!\n"); - } - } - - /* call FSP PEI to Notify PostPciEnumeration */ - NotifyPhaseProc = (FSP_NOTFY_PHASE)(fsp_header_ptr->ImageBase + fsp_header_ptr->NotifyPhaseEntry); - NotifyPhaseParams.Phase = Phase; - Status = NotifyPhaseProc (&NotifyPhaseParams); - if (Status != 0) - printk(BIOS_ERR,"FSP API NotifyPhase failed for phase 0x%x with status: 0x%x\n", Phase, Status); -} -#endif - -#ifdef __PRE_RAM__ -/* - * - * Call the FSP to do memory init. The FSP doesn't return to this function. - * The FSP returns to the romstage_main_continue(). - * - */ -const PLATFORM_CONFIG DefaultPlatformConfig = { - TRUE, // Hyperthreading - FALSE, // Turbo Mode - FALSE, // Memory Down -#if CONFIG_ENABLE_FAST_BOOT - TRUE, // Fast Boot -#else - FALSE, // Fast Boot -#endif -}; - -void __attribute__ ((noreturn)) fsp_early_init (FSP_INFO_HEADER *fsp_ptr) -{ - FSP_FSP_INIT FspInitApi; - FSP_INIT_PARAMS FspInitParams; - FSP_INIT_RT_BUFFER FspRtBuffer; - MEM_CONFIG MemoryConfig; - memset((void*)&MemoryConfig, 0, sizeof(MEM_CONFIG)); - - memset((void*)&FspRtBuffer, 0, sizeof(FSP_INIT_RT_BUFFER)); - FspRtBuffer.Common.StackTop = (u32 *)ROMSTAGE_STACK; - FspRtBuffer.Platform.MemoryConfig = &MemoryConfig; - FspRtBuffer.PlatformConfiguration.PlatformConfig = &DefaultPlatformConfig; - FspInitParams.NvsBufferPtr = NULL; - -#if CONFIG_ENABLE_FAST_BOOT - /* find_current_mrc_cache */ - struct mrc_data_container *mrc_cache = NULL; - if (((mrc_cache = find_current_mrc_cache()) == NULL) || (mrc_cache->mrc_data_size == -1UL)) { - printk(BIOS_DEBUG, "FSP MRC cache not present.\n"); - FspInitParams.NvsBufferPtr = (void *) NULL; - } else { - printk(BIOS_DEBUG, "FSP MRC cache present at %x.\n", (u32)mrc_cache); - printk(BIOS_SPEW, "Saved MRC data:\n"); - hexdump32(BIOS_SPEW, (void *)mrc_cache->mrc_data, (mrc_cache->mrc_data_size / 4)); - FspInitParams.NvsBufferPtr = (void *) (EFI_HOB_GUID_TYPE *) mrc_cache->mrc_data; - } -#endif - - /* Not sure why passing BootMode is required - the only valid value is 0 */ - FspRtBuffer.Common.BootMode = 0; - FspInitParams.RtBufferPtr = (FSP_INIT_RT_BUFFER *)&FspRtBuffer; - FspInitParams.ContinuationFunc = (CONTINUATION_PROC)romstage_main_continue; - FspInitApi = (FSP_FSP_INIT)(fsp_ptr->ImageBase + fsp_ptr->FspInitEntry); - - /* call back to romstage.c here to allow structures to be changed */ - romstage_fsp_rt_buffer_callback(&FspRtBuffer); - - FspInitApi(&FspInitParams); - - /* Should never return. Control will continue from ContinuationFunc */ - die("Uh Oh! FspInitApi returned"); -} -#endif - -void __attribute__((optimize("O0"))) find_fsp () -{ - -#ifdef __PRE_RAM__ - volatile register u8 *fsp_ptr asm ("eax"); - - /* Entry point for CAR assembly routine */ - __asm__ __volatile__ ( - ".global find_fsp\n\t" - "find_fsp:\n\t" - ); -#else - u8 *fsp_ptr; -#endif - - /* The FSP is stored in CBFS */ - fsp_ptr = (u8 *) CONFIG_FSP_LOC; - - /* Check the FV signature, _FVH */ - if (((EFI_FIRMWARE_VOLUME_HEADER *)fsp_ptr)->Signature == 0x4856465F) { - /* Go to the end of the FV header and align the address. */ - fsp_ptr += ((EFI_FIRMWARE_VOLUME_HEADER *)fsp_ptr)->ExtHeaderOffset; - fsp_ptr += ((EFI_FIRMWARE_VOLUME_EXT_HEADER *)fsp_ptr)->ExtHeaderSize; - fsp_ptr = (u8 *)(((u32)fsp_ptr + 7) & 0xFFFFFFF8); - } else { - fsp_ptr = (u8*)ERROR_NO_FV_SIG; - } - - /* Check the FFS GUID */ - if (((u32)fsp_ptr > 0xff) && - (((u32 *)&(((EFI_FFS_FILE_HEADER *)fsp_ptr)->Name))[0] == 0x912740BE) && - (((u32 *)&(((EFI_FFS_FILE_HEADER *)fsp_ptr)->Name))[1] == 0x47342284) && - (((u32 *)&(((EFI_FFS_FILE_HEADER *)fsp_ptr)->Name))[2] == 0xB08471B9) && - (((u32 *)&(((EFI_FFS_FILE_HEADER *)fsp_ptr)->Name))[3] == 0x0C3F3527)) { - /* Add the FFS Header size to the base to find the Raw section Header */ - fsp_ptr += sizeof(EFI_FFS_FILE_HEADER); - } else { - fsp_ptr = (u8 *)ERROR_NO_FFS_GUID; - } - - if (((u32)fsp_ptr > 0xff) && - ((EFI_RAW_SECTION *)fsp_ptr)->Type == EFI_SECTION_RAW) { - /* Add the Raw Header size to the base to find the FSP INFO Header */ - fsp_ptr += sizeof(EFI_RAW_SECTION); - } else { - fsp_ptr = (u8 *)ERROR_NO_INFO_HEADER; - } - -#if 0 /* removed for debugging */ - /* Verify that the FSP is set to the base address we're expecting.*/ - if (((u32)fsp_ptr > 0xff) && - (*(u32*)(fsp_ptr + FSP_IMAGE_BASE_LOC) != CONFIG_FSP_LOC)) { - fsp_ptr = (u8 *)ERROR_IMAGEBASE_MISMATCH; - } - /* Verify the FSP Signature */ - if (((u32)fsp_ptr > 0xff) && - (*(u32*)(fsp_ptr + FSP_IMAGE_SIG_LOC) != FSP_SIG)){ - fsp_ptr = (u8 *)ERROR_INFO_HEAD_SIG_MISMATCH; - } - - /* Verify the FSP ID */ - if (((u32)fsp_ptr > 0xff) && - (*(u32 *)(fsp_ptr + FSP_IMAGE_ID_LOC) != CONFIG_FSP_IMAGE_ID_DWORD0)){ - fsp_ptr = (u8 *)ERROR_FSP_SIG_MISMATCH; - } - if (((u32)fsp_ptr > 0xff) && - (*(u32 *)(fsp_ptr + FSP_IMAGE_ID_LOC + 4) != CONFIG_FSP_IMAGE_ID_DWORD1)) { - fsp_ptr = (u8 *)ERROR_FSP_SIG_MISMATCH; - } -#endif /* removed for debugging */ - -#ifdef __PRE_RAM__ - __asm__ __volatile__ ("ret"); -#else - fsp_header_ptr = (FSP_INFO_HEADER *) fsp_ptr; - printk(BIOS_SPEW,"fsp_header_ptr: 0x%x\n", (u32)fsp_header_ptr); - return; -#endif -} - -void print_fsp_info(void) { - -#ifndef __PRE_RAM__ - if (fsp_header_ptr == NULL) - find_fsp(); - - printk(BIOS_INFO,"FSP Header Version: %d\n", fsp_header_ptr->HeaderRevision); - printk(BIOS_INFO,"FSP Revision: %d.%d\n", - (u8)((fsp_header_ptr->ImageRevision >> 8) & 0xff), - (u8)(fsp_header_ptr->ImageRevision & 0xff)); -#endif -} - -#ifndef __PRE_RAM__ /* Only parse HOB data in ramstage */ -static void print_hob_mem_attributes(void *Hobptr) { - EFI_HOB_MEMORY_ALLOCATION *HobMemoryPtr = (EFI_HOB_MEMORY_ALLOCATION *)Hobptr; - EFI_MEMORY_TYPE Hobmemtype = HobMemoryPtr->AllocDescriptor.MemoryType; - u64 Hobmemaddr = HobMemoryPtr->AllocDescriptor.MemoryBaseAddress; - u64 Hobmemlength = HobMemoryPtr->AllocDescriptor.MemoryLength; - const char * Hobmemtypenames[15]; - - Hobmemtypenames[0] = "EfiReservedMemoryType"; - Hobmemtypenames[1] = "EfiLoaderCode"; - Hobmemtypenames[2] = "EfiLoaderData"; - Hobmemtypenames[3] = "EfiBootServicesCode"; - Hobmemtypenames[4] = "EfiBootServicesData"; - Hobmemtypenames[5] = "EfiRuntimeServicesCode"; - Hobmemtypenames[6] = "EfiRuntimeServicesData"; - Hobmemtypenames[7] = "EfiConventionalMemory"; - Hobmemtypenames[8] = "EfiUnusableMemory"; - Hobmemtypenames[9] = "EfiACPIReclaimMemory"; - Hobmemtypenames[10] = "EfiACPIMemoryNVS"; - Hobmemtypenames[11] = "EfiMemoryMappedIO"; - Hobmemtypenames[12] = "EfiMemoryMappedIOPortSpace"; - Hobmemtypenames[13] = "EfiPalCode"; - Hobmemtypenames[14] = "EfiMaxMemoryType"; - - printk(BIOS_SPEW, " Memory type %s (0x%x)\n", - Hobmemtypenames[(u32)Hobmemtype], (u32) Hobmemtype); - printk(BIOS_SPEW, " at location 0x%0lx with length 0x%0lx\n", - (long unsigned int)Hobmemaddr, (long unsigned int)Hobmemlength); -} - -static void print_hob_resource_attributes(void *Hobptr) { - EFI_HOB_RESOURCE_DESCRIPTOR *HobResourcePtr = (EFI_HOB_RESOURCE_DESCRIPTOR *)Hobptr; - u32 Hobrestype = HobResourcePtr->ResourceType; - u32 Hobresattr = HobResourcePtr->ResourceAttribute; - u64 Hobresaddr = HobResourcePtr->PhysicalStart; - u64 Hobreslength = HobResourcePtr->ResourceLength; - const char *Hobrestypestr = NULL; - - // HOB Resource Types - switch (Hobrestype) { - case EFI_RESOURCE_SYSTEM_MEMORY: - Hobrestypestr = "EFI_RESOURCE_SYSTEM_MEMORY"; break; - case EFI_RESOURCE_MEMORY_MAPPED_IO: - Hobrestypestr = "EFI_RESOURCE_MEMORY_MAPPED_IO"; break; - case EFI_RESOURCE_IO: - Hobrestypestr = "EFI_RESOURCE_IO"; break; - case EFI_RESOURCE_FIRMWARE_DEVICE: - Hobrestypestr = "EFI_RESOURCE_FIRMWARE_DEVICE"; break; - case EFI_RESOURCE_MEMORY_MAPPED_IO_PORT: - Hobrestypestr = "EFI_RESOURCE_MEMORY_MAPPED_IO_PORT"; break; - case EFI_RESOURCE_MEMORY_RESERVED: - Hobrestypestr = "EFI_RESOURCE_MEMORY_RESERVED"; break; - case EFI_RESOURCE_IO_RESERVED: - Hobrestypestr = "EFI_RESOURCE_IO_RESERVED"; break; - case EFI_RESOURCE_MAX_MEMORY_TYPE: - Hobrestypestr = "EFI_RESOURCE_MAX_MEMORY_TYPE"; break; - default: - Hobrestypestr = "EFI_RESOURCE_UNKNOWN"; break; - } - - printk(BIOS_SPEW, " Resource %s (0x%0x) has attributes 0x%0x\n", - Hobrestypestr, Hobrestype, Hobresattr); - printk(BIOS_SPEW, " at location 0x%0lx with length 0x%0lx\n", - (long unsigned int)Hobresaddr, (long unsigned int)Hobreslength); -} - -static const char * get_hob_type_string(void *Hobptr) { - EFI_HOB_GENERIC_HEADER *HobHeaderPtr = (EFI_HOB_GENERIC_HEADER *)Hobptr; - u16 Hobtype = HobHeaderPtr->HobType; - const char *Hobtypestring = NULL; - - switch (Hobtype) { - case EFI_HOB_TYPE_HANDOFF: - Hobtypestring = "EFI_HOB_TYPE_HANDOFF"; break; - case EFI_HOB_TYPE_MEMORY_ALLOCATION: - Hobtypestring = "EFI_HOB_TYPE_MEMORY_ALLOCATION"; break; - case EFI_HOB_TYPE_RESOURCE_DESCRIPTOR: - Hobtypestring = "EFI_HOB_TYPE_RESOURCE_DESCRIPTOR"; break; - case EFI_HOB_TYPE_GUID_EXTENSION: - Hobtypestring = "EFI_HOB_TYPE_GUID_EXTENSION"; break; - case EFI_HOB_TYPE_MEMORY_POOL: - Hobtypestring = "EFI_HOB_TYPE_MEMORY_POOL"; break; - case EFI_HOB_TYPE_UNUSED: - Hobtypestring = "EFI_HOB_TYPE_UNUSED"; break; - case EFI_HOB_TYPE_END_OF_HOB_LIST: - Hobtypestring = "EFI_HOB_TYPE_END_OF_HOB_LIST"; break; - default: - Hobtypestring = "EFI_HOB_TYPE_UNRECOGNIZED"; break; - } - - return Hobtypestring; -} - -/* Print out a structure of all the HOBs - * that match a certain type: - * Print all types (0x0000) - * EFI_HOB_TYPE_HANDOFF (0x0001) - * EFI_HOB_TYPE_MEMORY_ALLOCATION (0x0002) - * EFI_HOB_TYPE_RESOURCE_DESCRIPTOR (0x0003) - * EFI_HOB_TYPE_GUID_EXTENSION (0x0004) - * EFI_HOB_TYPE_MEMORY_POOL (0x0007) - * EFI_HOB_TYPE_UNUSED (0xFFFE) - * EFI_HOB_TYPE_END_OF_HOB_LIST (0xFFFF) - */ -void print_hob_type_structure(u16 Hobtype, void *Hoblistptr) { - u32 *Currenthob; - u32 *Nexthob = 0; - u8 Lasthob = 0; - u32 Currenttype; - const char *Currenttypestr; - - Currenthob = Hoblistptr; - - /* Print out HOBs of our desired type until - * the end of the HOB list - */ - printk(BIOS_DEBUG, "\n=== FSP HOB Data Structure ===\n"); - printk(BIOS_DEBUG, "FSP Hoblistptr: 0x%0x\n", - (u32) Hoblistptr); - do { - EFI_HOB_GENERIC_HEADER *CurrentHeaderPtr = (EFI_HOB_GENERIC_HEADER *)Currenthob; - Currenttype = CurrentHeaderPtr->HobType; // Get the type of this HOB - Currenttypestr = get_hob_type_string(Currenthob); - - if (Currenttype == Hobtype || Hobtype == 0x0000) { - printk(BIOS_DEBUG, "HOB 0x%0x is an %s (type 0x%0x)\n", - (u32) Currenthob, Currenttypestr, Currenttype); - switch (Currenttype) { - case EFI_HOB_TYPE_MEMORY_ALLOCATION: - print_hob_mem_attributes(Currenthob); break; - case EFI_HOB_TYPE_RESOURCE_DESCRIPTOR: - print_hob_resource_attributes(Currenthob); break; - } - } - - Lasthob = END_OF_HOB_LIST(Currenthob); // Check for end of HOB list - if (!Lasthob) { - Nexthob = GET_NEXT_HOB(Currenthob); // Get next HOB pointer - Currenthob = Nexthob; // Start on next HOB - } - } while (!Lasthob); - printk(BIOS_DEBUG, "=== End of FSP HOB Data Structure ===\n\n"); -} - -#if CONFIG_ENABLE_FAST_BOOT -/** - * Save the FSP memory HOB (mrc data) to the MRC area in CBMEM - */ -void save_mrc_data(void *hob_start) -{ - u32 *mrc_hob; - u32 *mrc_hob_data; - u32 mrc_hob_size; - struct mrc_data_container *mrc_data; - int output_len; - const EFI_GUID mrc_guid = FSP_NON_VOLATILE_STORAGE_HOB_GUID; - - mrc_hob = GetNextGuidHob(&mrc_guid, hob_start); - if (mrc_hob == NULL) die ("mrc_hob is NULL"); - - mrc_hob_data = GET_GUID_HOB_DATA (mrc_hob); - mrc_hob_size = (u32) GET_HOB_LENGTH(mrc_hob); - - printk(BIOS_DEBUG, "Memory Configure Data Hob at %p (size = 0x%x).\n", - (void *)mrc_hob_data, mrc_hob_size); - - output_len = ALIGN(mrc_hob_size, 16); - - /* Save the MRC S3/Fastboot/ADR restore data to cbmem */ - mrc_data = cbmem_add (CBMEM_ID_MRCDATA, - output_len + sizeof(struct mrc_data_container)); - - /* Just return if there was a problem with getting CBMEM */ - if (mrc_data == NULL) return; - - printk(BIOS_DEBUG, "Copy FSP MRC DATA to HOB (source addr %p, dest addr %p, %u bytes)\n", - (void *)mrc_hob_data, mrc_data, output_len); - - mrc_data->mrc_signature = MRC_DATA_SIGNATURE; - mrc_data->mrc_data_size = output_len; - mrc_data->reserved = 0; - memcpy(mrc_data->mrc_data, (const void *)mrc_hob_data, mrc_hob_size); - - /* Zero the unused space in aligned buffer. */ - if (output_len > mrc_hob_size) - memset((mrc_data->mrc_data + mrc_hob_size), 0, - output_len - mrc_hob_size); - - mrc_data->mrc_checksum = compute_ip_checksum(mrc_data->mrc_data, - mrc_data->mrc_data_size); - - printk(BIOS_SPEW, "MRC data in CBMEM(includes align and checksum):\n"); - hexdump32(BIOS_SPEW, (void *)mrc_data->mrc_data, (output_len / 4)); -} -#endif -#endif /*__PRE_RAM__*/ |