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authorMarc Jones <marc.jones@se-eng.com>2015-04-22 23:16:31 -0600
committerStefan Reinauer <stefan.reinauer@coreboot.org>2015-04-24 00:37:37 +0200
commit786879777a70cb82c94588e6d14c8fdd18ab4345 (patch)
treea3dea1ee11739a00b63ffead17d7cd29078a70b8 /src/drivers/intel/fsp/fsp_util.c
parentbe34797e4c2a5b74bb8fcbbe9e4301b471d185e5 (diff)
fsp: Move fsp to fsp1_0
Prepare for FSP 1.1 integration by moving the FSP to a FSP 1.0 specific directory. See follow-on patches for sharing of common code. Change-Id: Ic58cb4074c65b91d119909132a012876d7ee7b74 Signed-off-by: Marc Jones <marc.jones@se-eng.com> Reviewed-on: http://review.coreboot.org/9970 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/drivers/intel/fsp/fsp_util.c')
-rw-r--r--src/drivers/intel/fsp/fsp_util.c323
1 files changed, 0 insertions, 323 deletions
diff --git a/src/drivers/intel/fsp/fsp_util.c b/src/drivers/intel/fsp/fsp_util.c
deleted file mode 100644
index a00cb81d64..0000000000
--- a/src/drivers/intel/fsp/fsp_util.c
+++ /dev/null
@@ -1,323 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2013-2014 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 <console/console.h>
-#include <bootstate.h>
-#include <cbmem.h>
-#include "fsp_util.h"
-#include <lib.h> // hexdump
-#include <ip_checksum.h>
-#include <timestamp.h>
-
-#ifndef __PRE_RAM__
-/* Globals pointers for FSP structures */
-void *FspHobListPtr = NULL;
-FSP_INFO_HEADER *fsp_header_ptr = NULL;
-
-void FspNotify (u32 Phase)
-{
- FSP_NOTFY_PHASE NotifyPhaseProc;
- NOTIFY_PHASE_PARAMS NotifyPhaseParams;
- EFI_STATUS Status;
-
- if (fsp_header_ptr == NULL) {
- fsp_header_ptr = (void *)find_fsp();
- if ((u32)fsp_header_ptr < 0xff) {
- 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;
-
- timestamp_add_now(Phase == EnumInitPhaseReadyToBoot ?
- TS_FSP_BEFORE_FINALIZE : TS_FSP_BEFORE_ENUMERATE);
-
- Status = NotifyPhaseProc (&NotifyPhaseParams);
-
- timestamp_add_now(Phase == EnumInitPhaseReadyToBoot ?
- TS_FSP_AFTER_FINALIZE : TS_FSP_AFTER_ENUMERATE);
-
- if (Status != 0)
- printk(BIOS_ERR,"FSP API NotifyPhase failed for phase 0x%x with status: 0x%x\n", Phase, Status);
-}
-#endif /* #ifndef __PRE_RAM__ */
-
-#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().
- */
-void __attribute__ ((noreturn)) fsp_early_init (FSP_INFO_HEADER *fsp_ptr)
-{
- FSP_FSP_INIT FspInitApi;
- FSP_INIT_PARAMS FspInitParams;
- FSP_INIT_RT_BUFFER FspRtBuffer;
-#if IS_ENABLED(CONFIG_FSP_USES_UPD)
- UPD_DATA_REGION fsp_upd_data;
-#endif
-
- memset((void*)&FspRtBuffer, 0, sizeof(FSP_INIT_RT_BUFFER));
- FspRtBuffer.Common.StackTop = (u32 *)CONFIG_RAMTOP;
- FspInitParams.NvsBufferPtr = NULL;
-
-#if IS_ENABLED(CONFIG_FSP_USES_UPD)
- FspRtBuffer.Common.UpdDataRgnPtr = &fsp_upd_data;
-#endif
- FspInitParams.RtBufferPtr = (FSP_INIT_RT_BUFFER *)&FspRtBuffer;
- FspInitParams.ContinuationFunc = (CONTINUATION_PROC)ChipsetFspReturnPoint;
- FspInitApi = (FSP_FSP_INIT)(fsp_ptr->ImageBase + fsp_ptr->FspInitEntry);
-
- /* Call the chipset code to fill in the chipset specific structures */
- chipset_fsp_early_init(&FspInitParams, fsp_ptr);
-
- /* Call back to romstage for board specific changes */
- romstage_fsp_rt_buffer_callback(&FspRtBuffer);
-
- FspInitApi(&FspInitParams);
-
- /* Should never return. Control will continue from ContinuationFunc */
- die("Uh Oh! FspInitApi returned");
-}
-#endif /* __PRE_RAM__ */
-
-volatile u8 * 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
- volatile u8 *fsp_ptr;
-#endif /* __PRE_RAM__ */
-
-#ifndef CONFIG_FSP_LOC
-#error "CONFIG_FSP_LOC must be set."
-#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;
- }
-
- /* 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) != FSP_IMAGE_ID_DWORD0) ||
- (*(u32 *)(fsp_ptr + (FSP_IMAGE_ID_LOC + 4)) != FSP_IMAGE_ID_DWORD1))) {
- fsp_ptr = (u8 *)ERROR_FSP_SIG_MISMATCH;
- }
-
- return (fsp_ptr);
-}
-
-/** finds the saved temporary memory information in the FSP HOB list
- *
- * @param hob_list_ptr pointer to the start of the hob list
- * @return pointer to saved CAR MEM or NULL if not found.
- */
-void * find_saved_temp_mem(void *hob_list_ptr)
-{
- EFI_GUID temp_hob_guid = FSP_BOOTLOADER_TEMPORARY_MEMORY_HOB_GUID;
- EFI_HOB_GUID_TYPE *saved_mem_hob =
- (EFI_HOB_GUID_TYPE *) find_hob_by_guid(
- hob_list_ptr, &temp_hob_guid);
-
- if (saved_mem_hob == NULL)
- return NULL;
-
- return (void *) ((char *) saved_mem_hob + sizeof(EFI_HOB_GUID_TYPE));
-}
-
-#ifndef FSP_RESERVE_MEMORY_SIZE
-/** @brief locates the HOB containing the location of the fsp reserved mem area
- *
- * @param hob_list_ptr pointer to the start of the hob list
- * @return pointer to the start of the FSP reserved memory or NULL if not found.
- */
-void * find_fsp_reserved_mem(void *hob_list_ptr)
-{
- EFI_GUID fsp_reserved_guid = FSP_HOB_RESOURCE_OWNER_FSP_GUID;
- EFI_HOB_RESOURCE_DESCRIPTOR *fsp_reserved_mem =
- (EFI_HOB_RESOURCE_DESCRIPTOR *) find_hob_by_guid(
- hob_list_ptr, &fsp_reserved_guid);
-
- if (fsp_reserved_mem == NULL)
- return NULL;
-
- return (void *)((uintptr_t)fsp_reserved_mem->PhysicalStart);
-}
-#endif /* FSP_RESERVE_MEMORY_SIZE */
-
-#ifndef __PRE_RAM__ /* Only parse HOB data in ramstage */
-
-void print_fsp_info(void) {
-
- if (fsp_header_ptr == NULL)
- fsp_header_ptr = (void *)find_fsp();
- if ((u32)fsp_header_ptr < 0xff) {
- post_code(0x4F); /* output something in case there is no serial */
- die("Can't find the FSP!\n");
- }
-
- if (FspHobListPtr == NULL) {
- FspHobListPtr = (void*)*((u32*) cbmem_find(CBMEM_ID_HOB_POINTER));
- }
-
- printk(BIOS_SPEW,"fsp_header_ptr: %p\n", fsp_header_ptr);
- 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));
-}
-
-
-#if IS_ENABLED(CONFIG_ENABLE_MRC_CACHE)
-/**
- * Save the FSP memory HOB (mrc data) to the MRC area in CBMEM
- */
-int 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){
- printk(BIOS_DEBUG, "Memory Configure Data Hob is not present\n");
- return(0);
- }
-
- 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/fast boot/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) {
- printk(BIOS_WARNING, "CBMEM was not available to save the fast boot cache data.\n");
- return 0;
- }
-
- 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, "Fast boot data (includes align and checksum):\n");
- hexdump32(BIOS_SPEW, (void *)mrc_data->mrc_data, output_len);
- return (1);
-}
-#endif /* CONFIG_ENABLE_MRC_CACHE */
-
-static void find_fsp_hob_update_mrc(void *unused)
-{
- /* Set the global HOB list pointer */
- FspHobListPtr = (void*)*((u32*) cbmem_find(CBMEM_ID_HOB_POINTER));
-
- if (!FspHobListPtr){
- printk(BIOS_ERR, "ERROR: Could not find FSP HOB pointer in CBFS!\n");
- } else {
- /* 0x0000: Print all types */
- print_hob_type_structure(0x000, FspHobListPtr);
-
- #if IS_ENABLED(CONFIG_ENABLE_MRC_CACHE)
- if(save_mrc_data(FspHobListPtr))
- update_mrc_cache(NULL);
- else
- printk(BIOS_DEBUG,"Not updating MRC data in flash.\n");
- #endif
- }
-}
-
-/* Update the MRC/fast boot cache as part of the late table writing stage */
-BOOT_STATE_INIT_ENTRY(BS_WRITE_TABLES, BS_ON_ENTRY,
- find_fsp_hob_update_mrc, NULL);
-#endif /* #ifndef __PRE_RAM__ */