Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 3 | * |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 4 | * Copyright (C) 2003-2004 Eric Biederman |
Stefan Reinauer | b5828d7 | 2010-03-29 17:14:28 +0000 | [diff] [blame] | 5 | * Copyright (C) 2005-2010 coresystems GmbH |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as |
| 9 | * published by the Free Software Foundation; version 2 of |
| 10 | * the License. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
| 20 | * MA 02110-1301 USA |
| 21 | */ |
| 22 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 23 | #include <console/console.h> |
Kyösti Mälkki | 1d7541f | 2014-02-17 21:34:42 +0200 | [diff] [blame] | 24 | #include <console/uart.h> |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 25 | #include <ip_checksum.h> |
Stefan Reinauer | ca374d4 | 2008-01-18 16:16:45 +0000 | [diff] [blame] | 26 | #include <boot/coreboot_tables.h> |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 27 | #include <string.h> |
| 28 | #include <version.h> |
Eric Biederman | b78c197 | 2004-10-14 20:54:17 +0000 | [diff] [blame] | 29 | #include <device/device.h> |
| 30 | #include <stdlib.h> |
Duncan Laurie | 66ecdc5 | 2011-08-15 16:35:10 -0700 | [diff] [blame] | 31 | #include <cbfs.h> |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 32 | #include <cbmem.h> |
Aaron Durbin | 4904802 | 2014-02-18 21:55:02 -0600 | [diff] [blame] | 33 | #include <bootmem.h> |
Stefan Reinauer | 0e672b5 | 2012-04-27 00:34:54 +0200 | [diff] [blame] | 34 | #if CONFIG_CHROMEOS |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 35 | #if CONFIG_GENERATE_ACPI_TABLES |
Stefan Reinauer | 0e672b5 | 2012-04-27 00:34:54 +0200 | [diff] [blame] | 36 | #include <arch/acpi.h> |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 37 | #endif |
Aaron Durbin | dd32a31 | 2013-03-07 23:15:06 -0600 | [diff] [blame] | 38 | #include <vendorcode/google/chromeos/chromeos.h> |
Stefan Reinauer | 0e672b5 | 2012-04-27 00:34:54 +0200 | [diff] [blame] | 39 | #include <vendorcode/google/chromeos/gnvs.h> |
| 40 | #endif |
Aaron Durbin | bc07f5d | 2013-03-26 13:09:39 -0500 | [diff] [blame] | 41 | #if CONFIG_ARCH_X86 |
| 42 | #include <cpu/x86/mtrr.h> |
| 43 | #endif |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 44 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 45 | static struct lb_header *lb_table_init(unsigned long addr) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 46 | { |
| 47 | struct lb_header *header; |
| 48 | |
| 49 | /* 16 byte align the address */ |
| 50 | addr += 15; |
| 51 | addr &= ~15; |
| 52 | |
| 53 | header = (void *)addr; |
| 54 | header->signature[0] = 'L'; |
| 55 | header->signature[1] = 'B'; |
| 56 | header->signature[2] = 'I'; |
| 57 | header->signature[3] = 'O'; |
| 58 | header->header_bytes = sizeof(*header); |
| 59 | header->header_checksum = 0; |
| 60 | header->table_bytes = 0; |
| 61 | header->table_checksum = 0; |
| 62 | header->table_entries = 0; |
| 63 | return header; |
| 64 | } |
| 65 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 66 | static struct lb_record *lb_first_record(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 67 | { |
| 68 | struct lb_record *rec; |
| 69 | rec = (void *)(((char *)header) + sizeof(*header)); |
| 70 | return rec; |
| 71 | } |
| 72 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 73 | static struct lb_record *lb_last_record(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 74 | { |
| 75 | struct lb_record *rec; |
| 76 | rec = (void *)(((char *)header) + sizeof(*header) + header->table_bytes); |
| 77 | return rec; |
| 78 | } |
| 79 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 80 | static struct lb_record *lb_new_record(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 81 | { |
| 82 | struct lb_record *rec; |
| 83 | rec = lb_last_record(header); |
| 84 | if (header->table_entries) { |
| 85 | header->table_bytes += rec->size; |
| 86 | } |
| 87 | rec = lb_last_record(header); |
| 88 | header->table_entries++; |
| 89 | rec->tag = LB_TAG_UNUSED; |
| 90 | rec->size = sizeof(*rec); |
| 91 | return rec; |
| 92 | } |
| 93 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 94 | static struct lb_memory *lb_memory(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 95 | { |
| 96 | struct lb_record *rec; |
| 97 | struct lb_memory *mem; |
| 98 | rec = lb_new_record(header); |
| 99 | mem = (struct lb_memory *)rec; |
| 100 | mem->tag = LB_TAG_MEMORY; |
| 101 | mem->size = sizeof(*mem); |
| 102 | return mem; |
| 103 | } |
| 104 | |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 105 | void lb_add_serial(struct lb_serial *new_serial, void *data) |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 106 | { |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 107 | struct lb_header *header = (struct lb_header *)data; |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 108 | struct lb_serial *serial; |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 109 | |
| 110 | serial = (struct lb_serial *)lb_new_record(header); |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 111 | serial->tag = LB_TAG_SERIAL; |
| 112 | serial->size = sizeof(*serial); |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 113 | serial->type = new_serial->type; |
| 114 | serial->baseaddr = new_serial->baseaddr; |
| 115 | serial->baud = new_serial->baud; |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 116 | } |
| 117 | |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 118 | void lb_add_console(uint16_t consoletype, void *data) |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 119 | { |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 120 | struct lb_header *header = (struct lb_header *)data; |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 121 | struct lb_console *console; |
Patrick Georgi | 16cdbb2 | 2009-04-21 20:14:31 +0000 | [diff] [blame] | 122 | |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 123 | console = (struct lb_console *)lb_new_record(header); |
| 124 | console->tag = LB_TAG_CONSOLE; |
| 125 | console->size = sizeof(*console); |
| 126 | console->type = consoletype; |
| 127 | } |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 128 | |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 129 | static void lb_framebuffer(struct lb_header *header) |
| 130 | { |
Ronald G. Minnich | 69efaa0 | 2013-02-26 10:07:40 -0800 | [diff] [blame] | 131 | #if CONFIG_FRAMEBUFFER_KEEP_VESA_MODE || CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 132 | void fill_lb_framebuffer(struct lb_framebuffer *framebuffer); |
Gabe Black | fb8632a | 2012-09-30 04:47:48 -0700 | [diff] [blame] | 133 | int vbe_mode_info_valid(void); |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 134 | |
Gabe Black | fb8632a | 2012-09-30 04:47:48 -0700 | [diff] [blame] | 135 | // If there isn't any mode info to put in the table, don't ask for it |
| 136 | // to be filled with junk. |
| 137 | if (!vbe_mode_info_valid()) |
| 138 | return; |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 139 | struct lb_framebuffer *framebuffer; |
| 140 | framebuffer = (struct lb_framebuffer *)lb_new_record(header); |
Vladimir Serbinenko | 617f853 | 2013-11-23 14:46:34 +0100 | [diff] [blame] | 141 | fill_lb_framebuffer(framebuffer); |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 142 | framebuffer->tag = LB_TAG_FRAMEBUFFER; |
| 143 | framebuffer->size = sizeof(*framebuffer); |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 144 | #endif |
| 145 | } |
| 146 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 147 | #if CONFIG_CHROMEOS |
Kyösti Mälkki | 6578475 | 2013-12-22 03:12:38 +0200 | [diff] [blame] | 148 | void fill_lb_gpio(struct lb_gpio *gpio, int num, |
| 149 | int polarity, const char *name, int value) |
| 150 | { |
| 151 | memset(gpio, 0, sizeof(*gpio)); |
| 152 | gpio->port = num; |
| 153 | gpio->polarity = polarity; |
| 154 | if (value >= 0) |
| 155 | gpio->value = value; |
| 156 | strncpy((char *)gpio->name, name, GPIO_MAX_NAME_LENGTH); |
| 157 | } |
| 158 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 159 | static void lb_gpios(struct lb_header *header) |
| 160 | { |
| 161 | struct lb_gpios *gpios; |
| 162 | gpios = (struct lb_gpios *)lb_new_record(header); |
| 163 | gpios->tag = LB_TAG_GPIO; |
| 164 | gpios->size = sizeof(*gpios); |
| 165 | gpios->count = 0; |
| 166 | fill_lb_gpios(gpios); |
| 167 | } |
| 168 | |
| 169 | static void lb_vdat(struct lb_header *header) |
| 170 | { |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 171 | #if CONFIG_GENERATE_ACPI_TABLES |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 172 | struct lb_vdat* vdat; |
| 173 | |
| 174 | vdat = (struct lb_vdat *)lb_new_record(header); |
| 175 | vdat->tag = LB_TAG_VDAT; |
| 176 | vdat->size = sizeof(*vdat); |
| 177 | acpi_get_vdat_info(&vdat->vdat_addr, &vdat->vdat_size); |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 178 | #endif |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | static void lb_vbnv(struct lb_header *header) |
| 182 | { |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 183 | #if CONFIG_PC80_SYSTEM |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 184 | struct lb_vbnv* vbnv; |
| 185 | |
| 186 | vbnv = (struct lb_vbnv *)lb_new_record(header); |
| 187 | vbnv->tag = LB_TAG_VBNV; |
| 188 | vbnv->size = sizeof(*vbnv); |
| 189 | vbnv->vbnv_start = CONFIG_VBNV_OFFSET + 14; |
| 190 | vbnv->vbnv_size = CONFIG_VBNV_SIZE; |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 191 | #endif |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 192 | } |
Aaron Durbin | dd32a31 | 2013-03-07 23:15:06 -0600 | [diff] [blame] | 193 | |
| 194 | #if CONFIG_VBOOT_VERIFY_FIRMWARE |
| 195 | static void lb_vboot_handoff(struct lb_header *header) |
| 196 | { |
| 197 | void *addr; |
| 198 | uint32_t size; |
| 199 | struct lb_vboot_handoff* vbho; |
| 200 | |
| 201 | if (vboot_get_handoff_info(&addr, &size)) |
| 202 | return; |
| 203 | |
| 204 | vbho = (struct lb_vboot_handoff *)lb_new_record(header); |
| 205 | vbho->tag = LB_TAB_VBOOT_HANDOFF; |
| 206 | vbho->size = sizeof(*vbho); |
Stefan Reinauer | 642b1db7 | 2013-04-18 18:01:34 -0700 | [diff] [blame] | 207 | vbho->vboot_handoff_addr = (intptr_t)addr; |
Aaron Durbin | dd32a31 | 2013-03-07 23:15:06 -0600 | [diff] [blame] | 208 | vbho->vboot_handoff_size = size; |
| 209 | } |
| 210 | #else |
| 211 | static inline void lb_vboot_handoff(struct lb_header *header) {} |
| 212 | #endif /* CONFIG_VBOOT_VERIFY_FIRMWARE */ |
| 213 | #endif /* CONFIG_CHROMEOS */ |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 214 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 215 | static void add_cbmem_pointers(struct lb_header *header) |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 216 | { |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 217 | /* |
| 218 | * These CBMEM sections' addresses are included in the coreboot table |
| 219 | * with the appropriate tags. |
| 220 | */ |
| 221 | const struct section_id { |
| 222 | int cbmem_id; |
| 223 | int table_tag; |
| 224 | } section_ids[] = { |
| 225 | {CBMEM_ID_TIMESTAMP, LB_TAG_TIMESTAMPS}, |
Duncan Laurie | 16e899b | 2013-12-12 10:43:21 -0800 | [diff] [blame] | 226 | {CBMEM_ID_CONSOLE, LB_TAG_CBMEM_CONSOLE}, |
| 227 | {CBMEM_ID_ACPI_GNVS, LB_TAG_ACPI_GNVS}, |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 228 | }; |
| 229 | int i; |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 230 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 231 | for (i = 0; i < ARRAY_SIZE(section_ids); i++) { |
| 232 | const struct section_id *sid = section_ids + i; |
| 233 | struct lb_cbmem_ref *cbmem_ref; |
| 234 | void *cbmem_addr = cbmem_find(sid->cbmem_id); |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 235 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 236 | if (!cbmem_addr) |
| 237 | continue; /* This section is not present */ |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 238 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 239 | cbmem_ref = (struct lb_cbmem_ref *)lb_new_record(header); |
| 240 | if (!cbmem_ref) { |
| 241 | printk(BIOS_ERR, "No more room in coreboot table!\n"); |
| 242 | break; |
| 243 | } |
| 244 | cbmem_ref->tag = sid->table_tag; |
| 245 | cbmem_ref->size = sizeof(*cbmem_ref); |
Stefan Reinauer | b8ad224 | 2013-01-11 10:41:42 -0800 | [diff] [blame] | 246 | cbmem_ref->cbmem_addr = (unsigned long)cbmem_addr; |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 247 | } |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 248 | } |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 249 | |
Stefan Reinauer | e377857 | 2010-01-30 09:47:18 +0000 | [diff] [blame] | 250 | static struct lb_mainboard *lb_mainboard(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 251 | { |
| 252 | struct lb_record *rec; |
| 253 | struct lb_mainboard *mainboard; |
| 254 | rec = lb_new_record(header); |
| 255 | mainboard = (struct lb_mainboard *)rec; |
| 256 | mainboard->tag = LB_TAG_MAINBOARD; |
| 257 | |
| 258 | mainboard->size = (sizeof(*mainboard) + |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 259 | strlen(mainboard_vendor) + 1 + |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 260 | strlen(mainboard_part_number) + 1 + |
| 261 | 3) & ~3; |
| 262 | |
| 263 | mainboard->vendor_idx = 0; |
| 264 | mainboard->part_number_idx = strlen(mainboard_vendor) + 1; |
| 265 | |
| 266 | memcpy(mainboard->strings + mainboard->vendor_idx, |
| 267 | mainboard_vendor, strlen(mainboard_vendor) + 1); |
| 268 | memcpy(mainboard->strings + mainboard->part_number_idx, |
| 269 | mainboard_part_number, strlen(mainboard_part_number) + 1); |
| 270 | |
| 271 | return mainboard; |
| 272 | } |
| 273 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 274 | static void lb_strings(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 275 | { |
| 276 | static const struct { |
| 277 | uint32_t tag; |
Stefan Reinauer | 0dff6e3 | 2007-10-23 22:17:45 +0000 | [diff] [blame] | 278 | const char *string; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 279 | } strings[] = { |
Stefan Reinauer | f8ee180 | 2008-01-18 15:08:58 +0000 | [diff] [blame] | 280 | { LB_TAG_VERSION, coreboot_version, }, |
| 281 | { LB_TAG_EXTRA_VERSION, coreboot_extra_version, }, |
| 282 | { LB_TAG_BUILD, coreboot_build, }, |
| 283 | { LB_TAG_COMPILE_TIME, coreboot_compile_time, }, |
| 284 | { LB_TAG_COMPILE_BY, coreboot_compile_by, }, |
| 285 | { LB_TAG_COMPILE_HOST, coreboot_compile_host, }, |
| 286 | { LB_TAG_COMPILE_DOMAIN, coreboot_compile_domain, }, |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 287 | }; |
Eric Biederman | 5268557 | 2003-05-19 19:16:21 +0000 | [diff] [blame] | 288 | unsigned int i; |
Carl-Daniel Hailfinger | 2ee6779 | 2008-10-01 12:52:52 +0000 | [diff] [blame] | 289 | for(i = 0; i < ARRAY_SIZE(strings); i++) { |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 290 | struct lb_string *rec; |
| 291 | size_t len; |
| 292 | rec = (struct lb_string *)lb_new_record(header); |
| 293 | len = strlen(strings[i].string); |
| 294 | rec->tag = strings[i].tag; |
| 295 | rec->size = (sizeof(*rec) + len + 1 + 3) & ~3; |
| 296 | memcpy(rec->string, strings[i].string, len+1); |
| 297 | } |
| 298 | |
| 299 | } |
| 300 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 301 | static struct lb_forward *lb_forward(struct lb_header *header, struct lb_header *next_header) |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 302 | { |
| 303 | struct lb_record *rec; |
| 304 | struct lb_forward *forward; |
| 305 | rec = lb_new_record(header); |
| 306 | forward = (struct lb_forward *)rec; |
| 307 | forward->tag = LB_TAG_FORWARD; |
| 308 | forward->size = sizeof(*forward); |
Stefan Reinauer | df77f34 | 2009-04-06 14:00:53 +0000 | [diff] [blame] | 309 | forward->forward = (uint64_t)(unsigned long)next_header; |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 310 | return forward; |
| 311 | } |
| 312 | |
Aaron Durbin | 28adb6e | 2013-03-23 00:06:36 -0500 | [diff] [blame] | 313 | static unsigned long lb_table_fini(struct lb_header *head) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 314 | { |
| 315 | struct lb_record *rec, *first_rec; |
| 316 | rec = lb_last_record(head); |
| 317 | if (head->table_entries) { |
| 318 | head->table_bytes += rec->size; |
| 319 | } |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 320 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 321 | first_rec = lb_first_record(head); |
| 322 | head->table_checksum = compute_ip_checksum(first_rec, head->table_bytes); |
| 323 | head->header_checksum = 0; |
| 324 | head->header_checksum = compute_ip_checksum(head, sizeof(*head)); |
Vadim Bendebury | 0523989 | 2011-08-16 11:44:35 -0700 | [diff] [blame] | 325 | printk(BIOS_DEBUG, |
| 326 | "Wrote coreboot table at: %p, 0x%x bytes, checksum %x\n", |
| 327 | head, head->table_bytes, head->table_checksum); |
| 328 | return (unsigned long)rec + rec->size; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 329 | } |
| 330 | |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 331 | unsigned long write_coreboot_table( |
| 332 | unsigned long low_table_start, unsigned long low_table_end, |
Stefan Reinauer | 4f1cb23 | 2006-07-19 15:32:49 +0000 | [diff] [blame] | 333 | unsigned long rom_table_start, unsigned long rom_table_end) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 334 | { |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 335 | struct lb_header *head; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 336 | |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 337 | if (low_table_start || low_table_end) { |
| 338 | printk(BIOS_DEBUG, "Writing table forward entry at 0x%08lx\n", |
| 339 | low_table_end); |
| 340 | head = lb_table_init(low_table_end); |
| 341 | lb_forward(head, (struct lb_header*)rom_table_end); |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 342 | |
Aaron Durbin | 28adb6e | 2013-03-23 00:06:36 -0500 | [diff] [blame] | 343 | low_table_end = (unsigned long) lb_table_fini(head); |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 344 | printk(BIOS_DEBUG, "Table forward entry ends at 0x%08lx.\n", |
| 345 | low_table_end); |
| 346 | low_table_end = ALIGN(low_table_end, 4096); |
| 347 | printk(BIOS_DEBUG, "... aligned to 0x%08lx\n", low_table_end); |
| 348 | } |
| 349 | |
| 350 | printk(BIOS_DEBUG, "Writing coreboot table at 0x%08lx\n", |
| 351 | rom_table_end); |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 352 | |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 353 | head = lb_table_init(rom_table_end); |
| 354 | rom_table_end = (unsigned long)head; |
Stefan Reinauer | c02b4fc | 2010-03-22 11:42:32 +0000 | [diff] [blame] | 355 | printk(BIOS_DEBUG, "rom_table_end = 0x%08lx\n", rom_table_end); |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 356 | rom_table_end = ALIGN(rom_table_end, (64 * 1024)); |
| 357 | printk(BIOS_DEBUG, "... aligned to 0x%08lx\n", rom_table_end); |
Stefan Reinauer | 4f1cb23 | 2006-07-19 15:32:49 +0000 | [diff] [blame] | 358 | |
Stefan Reinauer | c75bfde | 2011-08-15 11:26:35 -0700 | [diff] [blame] | 359 | #if CONFIG_USE_OPTION_TABLE |
Stefan Reinauer | ba43064 | 2007-04-06 12:14:51 +0000 | [diff] [blame] | 360 | { |
Hung-Te Lin | 6fe0cab | 2013-01-22 18:57:56 +0800 | [diff] [blame] | 361 | struct cmos_option_table *option_table = cbfs_get_file_content( |
| 362 | CBFS_DEFAULT_MEDIA, "cmos_layout.bin", |
Vladimir Serbinenko | 0af61b6 | 2014-01-12 13:45:52 +0100 | [diff] [blame] | 363 | CBFS_COMPONENT_CMOS_LAYOUT, NULL); |
Patrick Georgi | 2447937 | 2011-01-18 13:56:36 +0000 | [diff] [blame] | 364 | if (option_table) { |
| 365 | struct lb_record *rec_dest = lb_new_record(head); |
| 366 | /* Copy the option config table, it's already a lb_record... */ |
Josef Kellermann | 679d38b | 2011-01-24 21:07:57 +0000 | [diff] [blame] | 367 | memcpy(rec_dest, option_table, option_table->size); |
Patrick Georgi | cef3b89 | 2011-01-18 14:28:45 +0000 | [diff] [blame] | 368 | } else { |
| 369 | printk(BIOS_ERR, "cmos_layout.bin could not be found!\n"); |
Patrick Georgi | 2447937 | 2011-01-18 13:56:36 +0000 | [diff] [blame] | 370 | } |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 371 | } |
Stefan Reinauer | ba43064 | 2007-04-06 12:14:51 +0000 | [diff] [blame] | 372 | #endif |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 373 | |
Aaron Durbin | 4904802 | 2014-02-18 21:55:02 -0600 | [diff] [blame] | 374 | /* Initialize the memory map at boot time. */ |
| 375 | bootmem_init(); |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 376 | |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 377 | if (low_table_start || low_table_end) { |
Aaron Durbin | 4904802 | 2014-02-18 21:55:02 -0600 | [diff] [blame] | 378 | uint64_t size = low_table_end - low_table_start; |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 379 | /* Record the mptable and the the lb_table. |
| 380 | * (This will be adjusted later) */ |
Aaron Durbin | 4904802 | 2014-02-18 21:55:02 -0600 | [diff] [blame] | 381 | bootmem_add_range(low_table_start, size, LB_MEM_TABLE); |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 382 | } |
Eric Biederman | 6e53f50 | 2004-10-27 08:53:57 +0000 | [diff] [blame] | 383 | |
Aaron Durbin | df3a109 | 2013-03-13 12:41:44 -0500 | [diff] [blame] | 384 | /* Record the pirq table, acpi tables, and maybe the mptable. However, |
| 385 | * these only need to be added when the rom_table is sitting below |
| 386 | * 1MiB. If it isn't that means high tables are being written. |
| 387 | * The code below handles high tables correctly. */ |
Aaron Durbin | 4904802 | 2014-02-18 21:55:02 -0600 | [diff] [blame] | 388 | if (rom_table_end <= (1 << 20)) { |
| 389 | uint64_t size = rom_table_end - rom_table_start; |
| 390 | bootmem_add_range(rom_table_start, size, LB_MEM_TABLE); |
| 391 | } |
Patrick Georgi | bccaafc | 2009-04-28 12:57:25 +0000 | [diff] [blame] | 392 | |
Aaron Durbin | 28adb6e | 2013-03-23 00:06:36 -0500 | [diff] [blame] | 393 | /* No other memory areas can be added after the memory table has been |
| 394 | * committed as the entries won't show up in the serialize mem table. */ |
Aaron Durbin | 2d5cec6 | 2014-02-25 00:24:22 -0600 | [diff] [blame] | 395 | bootmem_write_memory_table(lb_memory(head)); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 396 | |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 397 | /* Record our motherboard */ |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 398 | lb_mainboard(head); |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 399 | |
| 400 | /* Record the serial ports and consoles */ |
Kyösti Mälkki | afa7b13 | 2014-02-13 17:16:22 +0200 | [diff] [blame] | 401 | #if CONFIG_CONSOLE_SERIAL |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 402 | uart_fill_lb(head); |
| 403 | #endif |
| 404 | #if CONFIG_CONSOLE_USB |
| 405 | lb_add_console(LB_TAG_CONSOLE_EHCI, head); |
| 406 | #endif |
| 407 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 408 | /* Record our various random string information */ |
| 409 | lb_strings(head); |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 410 | /* Record our framebuffer */ |
| 411 | lb_framebuffer(head); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 412 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 413 | #if CONFIG_CHROMEOS |
| 414 | /* Record our GPIO settings (ChromeOS specific) */ |
| 415 | lb_gpios(head); |
| 416 | |
Martin Roth | cbf2bd7 | 2013-07-09 21:51:14 -0600 | [diff] [blame] | 417 | /* pass along the VDAT buffer address */ |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 418 | lb_vdat(head); |
| 419 | |
| 420 | /* pass along VBNV offsets in CMOS */ |
| 421 | lb_vbnv(head); |
Aaron Durbin | dd32a31 | 2013-03-07 23:15:06 -0600 | [diff] [blame] | 422 | |
| 423 | /* pass along the vboot_handoff address. */ |
| 424 | lb_vboot_handoff(head); |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 425 | #endif |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 426 | add_cbmem_pointers(head); |
| 427 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 428 | /* Remember where my valid memory ranges are */ |
Aaron Durbin | 28adb6e | 2013-03-23 00:06:36 -0500 | [diff] [blame] | 429 | return lb_table_fini(head); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 430 | } |