Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
Lee Leahy | 47bd2d9 | 2016-07-24 18:12:16 -0700 | [diff] [blame] | 4 | * Copyright (C) 2015-2016 Intel Corp. |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 5 | * (Written by Andrey Petrov <andrey.petrov@intel.com> for Intel Corp.) |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | */ |
| 12 | |
| 13 | #include <arch/cpu.h> |
| 14 | #include <cbfs.h> |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 15 | #include <cbmem.h> |
| 16 | #include <commonlib/fsp.h> |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 17 | #include <console/console.h> |
| 18 | #include <fsp/api.h> |
| 19 | #include <fsp/util.h> |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 20 | #include <program_loading.h> |
Brandon Breitenstein | c6ec8dd | 2016-11-17 12:23:04 -0800 | [diff] [blame] | 21 | #include <stage_cache.h> |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 22 | #include <string.h> |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 23 | #include <timestamp.h> |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 24 | |
| 25 | struct fsp_header fsps_hdr; |
| 26 | |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 27 | static void do_silicon_init(struct fsp_header *hdr) |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 28 | { |
Brandon Breitenstein | c31ba0e | 2016-07-27 17:34:45 -0700 | [diff] [blame] | 29 | FSPS_UPD upd, *supd; |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 30 | fsp_silicon_init_fn silicon_init; |
Brandon Breitenstein | c31ba0e | 2016-07-27 17:34:45 -0700 | [diff] [blame] | 31 | uint32_t status; |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 32 | |
Brandon Breitenstein | c31ba0e | 2016-07-27 17:34:45 -0700 | [diff] [blame] | 33 | supd = (FSPS_UPD *) (hdr->cfg_region_offset + hdr->image_base); |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 34 | |
Lee Leahy | e686ee8 | 2017-03-10 08:45:30 -0800 | [diff] [blame^] | 35 | if (supd->FspUpdHeader.Signature != FSPS_UPD_SIGNATURE) |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 36 | die("Invalid FSPS signature\n"); |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 37 | |
| 38 | memcpy(&upd, supd, sizeof(upd)); |
| 39 | |
| 40 | /* Give SoC/mainboard a chance to populate entries */ |
| 41 | platform_fsp_silicon_init_params_cb(&upd); |
| 42 | |
Lee Leahy | 672df16 | 2016-07-24 18:21:13 -0700 | [diff] [blame] | 43 | /* Call SiliconInit */ |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 44 | silicon_init = (void *) (hdr->image_base + |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 45 | hdr->silicon_init_entry_offset); |
Lee Leahy | 672df16 | 2016-07-24 18:21:13 -0700 | [diff] [blame] | 46 | fsp_debug_before_silicon_init(silicon_init, supd, &upd); |
| 47 | |
| 48 | timestamp_add_now(TS_FSP_SILICON_INIT_START); |
| 49 | post_code(POST_FSP_SILICON_INIT); |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 50 | status = silicon_init(&upd); |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 51 | timestamp_add_now(TS_FSP_SILICON_INIT_END); |
Alexandru Gagniuc | c4ea8f7 | 2016-05-23 12:16:58 -0700 | [diff] [blame] | 52 | post_code(POST_FSP_SILICON_INIT); |
Alexandru Gagniuc | 010225c | 2016-05-06 08:22:45 -0700 | [diff] [blame] | 53 | |
Lee Leahy | 672df16 | 2016-07-24 18:21:13 -0700 | [diff] [blame] | 54 | fsp_debug_after_silicon_init(status); |
Aaron Durbin | 35d42c7 | 2016-07-18 12:41:09 -0500 | [diff] [blame] | 55 | |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 56 | /* Handle any errors returned by FspSiliconInit */ |
Aaron Durbin | 35d42c7 | 2016-07-18 12:41:09 -0500 | [diff] [blame] | 57 | fsp_handle_reset(status); |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 58 | if (status != FSP_SUCCESS) { |
| 59 | printk(BIOS_SPEW, "FspSiliconInit returned 0x%08x\n", status); |
| 60 | die("FspSiliconINit returned an error!\n"); |
| 61 | } |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 62 | } |
| 63 | |
Furquan Shaikh | f4b20af | 2017-02-20 13:33:32 -0800 | [diff] [blame] | 64 | void fsps_load(bool s3wake) |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 65 | { |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 66 | struct fsp_header *hdr = &fsps_hdr; |
| 67 | struct cbfsf file_desc; |
| 68 | struct region_device rdev; |
| 69 | const char *name = CONFIG_FSP_S_CBFS; |
| 70 | void *dest; |
| 71 | size_t size; |
Brandon Breitenstein | c6ec8dd | 2016-11-17 12:23:04 -0800 | [diff] [blame] | 72 | struct prog fsps = PROG_INIT(PROG_REFCODE, name); |
Furquan Shaikh | f4b20af | 2017-02-20 13:33:32 -0800 | [diff] [blame] | 73 | static int load_done; |
| 74 | |
| 75 | if (load_done) |
| 76 | return; |
Brandon Breitenstein | c6ec8dd | 2016-11-17 12:23:04 -0800 | [diff] [blame] | 77 | |
| 78 | if (s3wake && !IS_ENABLED(CONFIG_NO_STAGE_CACHE)) { |
| 79 | printk(BIOS_DEBUG, "Loading FSPS from stage_cache\n"); |
| 80 | stage_cache_load_stage(STAGE_REFCODE, &fsps); |
| 81 | if (fsp_validate_component(hdr, prog_rdev(&fsps)) != CB_SUCCESS) |
| 82 | die("On resume fsps header is invalid\n"); |
Furquan Shaikh | f4b20af | 2017-02-20 13:33:32 -0800 | [diff] [blame] | 83 | load_done = 1; |
Brandon Breitenstein | c6ec8dd | 2016-11-17 12:23:04 -0800 | [diff] [blame] | 84 | return; |
| 85 | } |
| 86 | |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 87 | if (cbfs_boot_locate(&file_desc, name, NULL)) { |
| 88 | printk(BIOS_ERR, "Could not locate %s in CBFS\n", name); |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 89 | die("FSPS not available!\n"); |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | cbfs_file_data(&rdev, &file_desc); |
| 93 | |
| 94 | /* Load and relocate into CBMEM. */ |
| 95 | size = region_device_sz(&rdev); |
| 96 | dest = cbmem_add(CBMEM_ID_REFCODE, size); |
| 97 | |
Lee Leahy | e686ee8 | 2017-03-10 08:45:30 -0800 | [diff] [blame^] | 98 | if (dest == NULL) |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 99 | die("Could not add FSPS to CBMEM!\n"); |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 100 | |
| 101 | if (rdev_readat(&rdev, dest, 0, size) < 0) |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 102 | die("Failed to read FSPS!\n"); |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 103 | |
Lee Leahy | e686ee8 | 2017-03-10 08:45:30 -0800 | [diff] [blame^] | 104 | if (fsp_component_relocate((uintptr_t)dest, dest, size) < 0) |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 105 | die("Unable to relocate FSPS!\n"); |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 106 | |
| 107 | /* Create new region device in memory after relocation. */ |
| 108 | rdev_chain(&rdev, &addrspace_32bit.rdev, (uintptr_t)dest, size); |
| 109 | |
| 110 | if (fsp_validate_component(hdr, &rdev) != CB_SUCCESS) |
Lee Leahy | 9671faa | 2016-07-24 18:18:52 -0700 | [diff] [blame] | 111 | die("Invalid FSPS header!\n"); |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 112 | |
Brandon Breitenstein | c6ec8dd | 2016-11-17 12:23:04 -0800 | [diff] [blame] | 113 | prog_set_area(&fsps, dest, size); |
| 114 | |
| 115 | stage_cache_add(STAGE_REFCODE, &fsps); |
| 116 | |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 117 | /* Signal that FSP component has been loaded. */ |
| 118 | prog_segment_loaded(hdr->image_base, hdr->image_size, SEG_FINAL); |
Furquan Shaikh | f4b20af | 2017-02-20 13:33:32 -0800 | [diff] [blame] | 119 | load_done = 1; |
| 120 | } |
Aaron Durbin | 32ac018 | 2016-07-18 00:35:42 -0500 | [diff] [blame] | 121 | |
Furquan Shaikh | f4b20af | 2017-02-20 13:33:32 -0800 | [diff] [blame] | 122 | void fsp_silicon_init(bool s3wake) |
| 123 | { |
| 124 | fsps_load(s3wake); |
| 125 | do_silicon_init(&fsps_hdr); |
Andrey Petrov | 42c4e88 | 2016-02-25 14:17:45 -0800 | [diff] [blame] | 126 | } |