diff options
author | Pratik Prajapati <pratikkumar.v.prajapati@intel.com> | 2016-11-18 14:36:34 -0800 |
---|---|---|
committer | Martin Roth <martinroth@google.com> | 2016-12-13 18:00:43 +0100 |
commit | ffc934d9440b5a8dabcedb4da0fa88d9a1e65e18 (patch) | |
tree | 2fd448d09b9a9c87ffbc6700f8ea25112f024e73 /src/soc/intel/common | |
parent | fa97cefbb3fad90573459e57845b658c9d3351a2 (diff) | |
download | coreboot-ffc934d9440b5a8dabcedb4da0fa88d9a1e65e18.tar.xz |
intel MMA: Enable MMA with FSP2.0
- Separate mma code for fsp1.1 and fsp2.0
and restructuring the code
- common code is placed in mma.c and mma.h
- mma_fsp<ver>.h and fsp<ver>/mma_core.c contains
fsp version specific code.
- whole MMA feature is guarded by CONFIG_MMA flag.
Change-Id: I12c9a1122ea7a52f050b852738fb95d03ce44800
Signed-off-by: Pratik Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-on: https://review.coreboot.org/17496
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc/intel/common')
-rw-r--r-- | src/soc/intel/common/Kconfig | 5 | ||||
-rw-r--r-- | src/soc/intel/common/mma.c | 218 | ||||
-rw-r--r-- | src/soc/intel/common/mma.h | 21 |
3 files changed, 109 insertions, 135 deletions
diff --git a/src/soc/intel/common/Kconfig b/src/soc/intel/common/Kconfig index 23dd601154..1cc856eb5e 100644 --- a/src/soc/intel/common/Kconfig +++ b/src/soc/intel/common/Kconfig @@ -83,10 +83,11 @@ config SOC_INTEL_COMMON_LPSS_I2C_DEBUG when debugging I2C drivers. config MMA - bool "enable MMA (Memory Margin Analysis) support" + bool "Enable MMA (Memory Margin Analysis) support for Intel Core" default n + depends on PLATFORM_USES_FSP2_0 || PLATFORM_USES_FSP1_1 help - Set this option to y to enable MMA (Memory Margin Analysis) support + Set this option to y to enable MMA (Memory Margin Analysis) support config MMA_BLOBS_PATH string "Path to MMA blobs" diff --git a/src/soc/intel/common/mma.c b/src/soc/intel/common/mma.c index 87d8e5c75f..a58fe221f8 100644 --- a/src/soc/intel/common/mma.c +++ b/src/soc/intel/common/mma.c @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2015 Intel Corporation. + * Copyright (C) 2016 Intel Corporation. * * 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 @@ -13,38 +13,34 @@ * GNU General Public License for more details. */ -#include <boot/coreboot_tables.h> #include <bootstate.h> #include <cbfs.h> #include <cbmem.h> #include <console/console.h> -#include <lib.h> -#include "mma.h" -#include <soc/romstage.h> -#include <string.h> -#include <fmap.h> - -#define MMA_TEST_METADATA_FILENAME "mma_test_metadata.bin" -#define MMA_TEST_NAME_TAG "MMA_TEST_NAME" -#define MMA_TEST_PARAM_TAG "MMA_TEST_PARAM" +#include <soc/intel/common/mma.h> + +#define MMA_TEST_METADATA_FILENAME "mma_test_metadata.bin" +#define MMA_TEST_NAME_TAG "MMA_TEST_NAME" +#define MMA_TEST_PARAM_TAG "MMA_TEST_PARAM" +#define TEST_NAME_MAX_SIZE 30 +#define TEST_PARAM_MAX_SIZE 100 +#define MMA_DATA_SIGNATURE (('M' << 0) | ('M' << 8) | \ + ('A' << 16) | ('D' << 24)) #define MMA_CBFS_REGION "COREBOOT" -#define TEST_NAME_MAX_SIZE 30 -#define TEST_PARAM_MAX_SIZE 100 -#define FSP_MMA_RESULTS_GUID { 0x8f4e928, 0xf5f, 0x46d4, \ - { 0x84, 0x10, 0x47, 0x9f, 0xda, 0x27, 0x9d, 0xb6 } } -#define MMA_DATA_SIGNATURE (('M'<<0)|('M'<<8)|('A'<<16)|('D'<<24)) struct mma_data_container { - u32 mma_signature; // "MMAD" - u8 mma_data[0]; // Variable size, platform/run time dependent. + uint32_t mma_signature; /* "MMAD" */ + uint8_t mma_data[0]; /* Variable size, platform/run time dependent. */ } __attribute__ ((packed)); /* -Format of the MMA test metadata file, stored under CBFS -MMA_TEST_NAME=xxxxxx.efi;MMA_TEST_PARAM=xxxxxx.bin; -*/ + * Format of the MMA test metadata file, stored under CBFS + * MMA_TEST_NAME=xxxxxx.efi;MMA_TEST_PARAM=xxxxxx.bin; + */ -/* Returns index in haystack after 'LABEL=' string is found, < 0 on error. */ +/* Returns index in haystack after 'LABEL=' + * string is found, < 0 on error. + */ static int find_label(const char *haystack, size_t haystack_sz, const char *label) { @@ -72,12 +68,13 @@ static int find_label(const char *haystack, size_t haystack_sz, return i + label_sz + 1; } + /* * Fill in value in dest field located by LABEL=. - * Returns 0 on success, < 0 on error. + * Returns 0 on success, < 0 on error. */ static int label_value(const char *haystack, size_t haystack_sz, - const char *label, char *dest, size_t dest_sz) + const char *label, char *dest, size_t dest_sz) { size_t val_begin; size_t val_end; @@ -114,159 +111,120 @@ static int label_value(const char *haystack, size_t haystack_sz, return 0; } -static void *cbfs_locate_file_in_region(const char *region_name, const char *file_name, - uint32_t file_type, uint32_t *file_size) +int mma_locate_param(struct mma_config_param *mma_cfg) { - struct region_device rdev; - struct cbfsf fh; - - if (file_size != NULL) - *file_size = 0; - - if (fmap_locate_area_as_rdev(region_name, &rdev) == 0) { - if (cbfs_locate(&fh, &rdev, file_name, &file_type) == 0) { - if (file_size != NULL) - *file_size = region_device_sz(&fh.data); - return rdev_mmap_full(&fh.data); - } else - printk(BIOS_DEBUG, "%s file not found in %s region\n", - file_name, region_name); - } else - printk(BIOS_DEBUG,"%s region not found while looking for %s\n", region_name, - file_name); - - return NULL; -} - -void setup_mma(MEMORY_INIT_UPD *memory_params) -{ - void *mma_test_metadata, *mma_test_content, *mma_test_param; - size_t mma_test_metadata_file_len, mma_test_content_file_len, - mma_test_param_file_len; + void *mma_test_metadata; + size_t mma_test_metadata_file_len; char test_filename[TEST_NAME_MAX_SIZE], - test_param_filename[TEST_PARAM_MAX_SIZE]; + test_param_filename[TEST_PARAM_MAX_SIZE]; + struct cbfsf metadata_fh, test_content_fh, test_param_fh; + uint32_t mma_type = CBFS_TYPE_MMA; + uint32_t efi_type = CBFS_TYPE_EFI; + bool metadata_parse_flag = true; - printk(BIOS_DEBUG, "Entry setup_mma\n"); + printk(BIOS_DEBUG, "MMA: Entry %s\n", __func__); - memory_params->MmaTestContentPtr = 0; - memory_params->MmaTestContentSize = 0; - memory_params->MmaTestConfigPtr = 0; - memory_params->MmaTestConfigSize = 0; + if (cbfs_locate_file_in_region(&metadata_fh, MMA_CBFS_REGION, + MMA_TEST_METADATA_FILENAME, &mma_type)) { + printk(BIOS_DEBUG, "MMA: Failed to locate %s\n", + MMA_TEST_METADATA_FILENAME); + return -1; + } - mma_test_metadata = cbfs_locate_file_in_region(MMA_CBFS_REGION, - MMA_TEST_METADATA_FILENAME, CBFS_TYPE_MMA, - &mma_test_metadata_file_len); + mma_test_metadata = rdev_mmap_full(&metadata_fh.data); + mma_test_metadata_file_len = region_device_sz(&metadata_fh.data); - if (!mma_test_metadata) { - printk(BIOS_DEBUG, "MMA setup failed: Failed to read %s\n", + if (!mma_test_metadata || !mma_test_metadata_file_len) { + printk(BIOS_DEBUG, "MMA: Failed to read %s\n", MMA_TEST_METADATA_FILENAME); - return; + return -1; } if (label_value(mma_test_metadata, mma_test_metadata_file_len, - MMA_TEST_NAME_TAG, test_filename, TEST_NAME_MAX_SIZE)) { - printk(BIOS_DEBUG, "MMA setup failed : Failed to get %s", - MMA_TEST_NAME_TAG); - return; + MMA_TEST_NAME_TAG, test_filename, + TEST_NAME_MAX_SIZE)) { + printk(BIOS_DEBUG, "MMA: Failed to get %s\n", + MMA_TEST_NAME_TAG); + metadata_parse_flag = false; } - if (label_value(mma_test_metadata, mma_test_metadata_file_len, + if (metadata_parse_flag && + label_value(mma_test_metadata, mma_test_metadata_file_len, MMA_TEST_PARAM_TAG, test_param_filename, - TEST_PARAM_MAX_SIZE)) { - printk(BIOS_DEBUG, "MMA setup failed : Failed to get %s", + TEST_PARAM_MAX_SIZE)) { + printk(BIOS_DEBUG, "MMA: Failed to get %s\n", MMA_TEST_PARAM_TAG); - return; + metadata_parse_flag = false; } - printk(BIOS_DEBUG, "Got MMA_TEST_NAME=%s MMA_TEST_PARAM=%s\n", + rdev_munmap(&metadata_fh.data, mma_test_metadata); + + if (!metadata_parse_flag) + return -1; + + printk(BIOS_DEBUG, "MMA: Got MMA_TEST_NAME=%s MMA_TEST_PARAM=%s\n", test_filename, test_param_filename); - mma_test_content = cbfs_locate_file_in_region(MMA_CBFS_REGION, - test_filename, CBFS_TYPE_EFI, - &mma_test_content_file_len); - if (!mma_test_content) { - printk(BIOS_DEBUG, "MMA setup failed: Failed to read %s.\n", - test_filename); - return; + if (cbfs_locate_file_in_region(&test_content_fh, MMA_CBFS_REGION, + test_filename, &efi_type)) { + printk(BIOS_DEBUG, "MMA: Failed to locate %s\n", + test_filename); + return -1; } - mma_test_param = cbfs_locate_file_in_region(MMA_CBFS_REGION, - test_param_filename, CBFS_TYPE_MMA, - &mma_test_param_file_len); - if (!mma_test_param) { - printk(BIOS_DEBUG, "MMA setup failed: Failed to read %s.\n", + cbfs_file_data(&mma_cfg->test_content, &test_content_fh); + + if (cbfs_locate_file_in_region(&test_param_fh, MMA_CBFS_REGION, + test_param_filename, &mma_type)) { + printk(BIOS_DEBUG, "MMA: Failed to locate %s\n", test_param_filename); - return; + return -1; } - memory_params->MmaTestContentPtr = (uintptr_t) mma_test_content; - memory_params->MmaTestContentSize = mma_test_content_file_len; - memory_params->MmaTestConfigPtr = (uintptr_t) mma_test_param; - memory_params->MmaTestConfigSize = mma_test_param_file_len; - memory_params->MrcFastBoot = 0x00; - memory_params->SaGv = 0x02; - - printk(BIOS_DEBUG, "MMA Test name %s\n", test_filename); - printk(BIOS_DEBUG, "MMA Test Config name %s\n", test_param_filename); - printk(BIOS_DEBUG, "MMA passing following memory_params\n"); - printk(BIOS_DEBUG, "memory_params->MmaTestContentPtr = %0x\n", - memory_params->MmaTestContentPtr); - printk(BIOS_DEBUG, "memory_params->MmaTestContentSize = %d\n", - memory_params->MmaTestContentSize); - printk(BIOS_DEBUG, "memory_params->MmaTestConfigPtr = %0x\n", - memory_params->MmaTestConfigPtr); - printk(BIOS_DEBUG, "memory_params->MmaTestConfigSize = %d\n", - memory_params->MmaTestConfigSize); - printk(BIOS_DEBUG, "memory_params->MrcFastBoot = %d\n", - memory_params->MrcFastBoot); - printk(BIOS_DEBUG, "memory_params->SaGv = %d\n", - memory_params->SaGv); - - printk(BIOS_DEBUG, "MMA setup successfully\n"); + cbfs_file_data(&mma_cfg->test_param, &test_param_fh); + + printk(BIOS_DEBUG, "MMA: %s exit success\n", __func__); + + return 0; } static void save_mma_results_data(void *unused) { - void *mma_results_hob; - u32 mma_hob_size; - u32 *mma_hob_data; + const void *mma_hob; + size_t mma_hob_size; struct mma_data_container *mma_data; - int cbmem_size; - - const EFI_GUID mma_results_guid = FSP_MMA_RESULTS_GUID; + size_t mma_data_size; - printk(BIOS_DEBUG, "Entry save_mma_results_data MMA save data.\n"); + printk(BIOS_DEBUG, "MMA: Entry %s\n", __func__); - mma_results_hob = get_first_guid_hob(&mma_results_guid); - if (mma_results_hob == NULL) { + if (fsp_locate_mma_results(&mma_hob, &mma_hob_size)) { printk(BIOS_DEBUG, - "MMA results data Hob not present\n"); + "MMA: results data Hob not present\n"); return; } - mma_hob_data = GET_GUID_HOB_DATA(mma_results_hob); - mma_hob_size = GET_HOB_LENGTH(mma_results_hob); - cbmem_size = ALIGN(mma_hob_size, 16) + + mma_data_size = ALIGN(mma_hob_size, 16) + sizeof(struct mma_data_container); - mma_data = cbmem_add(CBMEM_ID_MMA_DATA, cbmem_size); + + mma_data = cbmem_add(CBMEM_ID_MMA_DATA, mma_data_size); if (mma_data == NULL) { printk(BIOS_DEBUG, - "CBMEM was not available to save the MMA data.\n"); + "MMA: CBMEM was not available to save the MMA data.\n"); return; } /*clear the mma_data before coping the actual data */ - memset(mma_data, 0, cbmem_size); + memset(mma_data, 0, mma_data_size); printk(BIOS_DEBUG, - "Copy MMA DATA to HOB(src addr %p, dest addr %p, %u bytes)\n", - mma_hob_data, mma_data, mma_hob_size); + "MMA: copy MMA data to CBMEM(src 0x%p, dest 0x%p, %u bytes)\n", + mma_hob, mma_data, mma_hob_size); mma_data->mma_signature = MMA_DATA_SIGNATURE; - memcpy(mma_data->mma_data, mma_hob_data, mma_hob_size); + memcpy(mma_data->mma_data, mma_hob, mma_hob_size); - printk(BIOS_DEBUG, "write MMA results data to cbmem success\n"); + printk(BIOS_DEBUG, "MMA: %s exit successfully\n", __func__); } BOOT_STATE_INIT_ENTRY(BS_WRITE_TABLES, BS_ON_ENTRY, diff --git a/src/soc/intel/common/mma.h b/src/soc/intel/common/mma.h index f1c91e2d3a..20dfc158ee 100644 --- a/src/soc/intel/common/mma.h +++ b/src/soc/intel/common/mma.h @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2015 Intel Corporation. + * Copyright (C) 2016 Intel Corporation. * * 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 @@ -16,8 +16,23 @@ #ifndef _SOC_MMA_H_ #define _SOC_MMA_H_ -#include <fsp/soc_binding.h> +#include <stdint.h> +#include <commonlib/region.h> -void setup_mma(MEMORY_INIT_UPD *memory_params); +struct mma_config_param { + struct region_device test_content; + struct region_device test_param; +}; + +/* Locate mma metadata in CBFS, parse, find and fill rdev for + * mma test content and test param. + * Returns 0 on success, < 0 on failure. + */ +int mma_locate_param(struct mma_config_param *mma_cfg); +/* Locate the MMA hob from the FSP Hob list, This is implemented + * specific to FSP version. + * Returns 0 on success, < 0 on failure. + */ +int fsp_locate_mma_results(const void **mma_hob, size_t *mma_hob_size); #endif |