Angel Pons | 118a9c7 | 2020-04-02 23:48:34 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 2 | |
Aaron Durbin | a6e9051 | 2016-04-21 14:06:17 -0500 | [diff] [blame] | 3 | #include <arch/cbconfig.h> |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 4 | #include <console/console.h> |
Kyösti Mälkki | 1d7541f | 2014-02-17 21:34:42 +0200 | [diff] [blame] | 5 | #include <console/uart.h> |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 6 | #include <ip_checksum.h> |
Stefan Reinauer | ca374d4 | 2008-01-18 16:16:45 +0000 | [diff] [blame] | 7 | #include <boot/coreboot_tables.h> |
Aaron Durbin | 5481c96 | 2016-04-19 20:37:51 -0500 | [diff] [blame] | 8 | #include <boot/tables.h> |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 9 | #include <boot_device.h> |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 10 | #include <string.h> |
| 11 | #include <version.h> |
Vadim Bendebury | b0c302f | 2014-07-28 16:03:07 -0700 | [diff] [blame] | 12 | #include <boardid.h> |
Eric Biederman | b78c197 | 2004-10-14 20:54:17 +0000 | [diff] [blame] | 13 | #include <device/device.h> |
Patrick Rudolph | 39d6927 | 2020-09-21 09:49:31 +0200 | [diff] [blame] | 14 | #include <drivers/tpm/tpm_ppi.h> |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 15 | #include <fmap.h> |
Tim Wawrzynczak | e1a7a26 | 2020-10-09 17:07:45 -0600 | [diff] [blame] | 16 | #include <fw_config.h> |
Eric Biederman | b78c197 | 2004-10-14 20:54:17 +0000 | [diff] [blame] | 17 | #include <stdlib.h> |
Duncan Laurie | 66ecdc5 | 2011-08-15 16:35:10 -0700 | [diff] [blame] | 18 | #include <cbfs.h> |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 19 | #include <cbmem.h> |
Aaron Durbin | 4904802 | 2014-02-18 21:55:02 -0600 | [diff] [blame] | 20 | #include <bootmem.h> |
Johanna Schander | c544a85 | 2019-07-28 09:28:33 +0200 | [diff] [blame] | 21 | #include <bootsplash.h> |
Julius Werner | 0972871 | 2021-03-31 18:30:29 -0700 | [diff] [blame] | 22 | #include <inttypes.h> |
Dan Ehrenberg | a5aac76 | 2015-01-08 10:29:19 -0800 | [diff] [blame] | 23 | #include <spi_flash.h> |
Patrick Rudolph | bc744f5 | 2020-04-17 16:16:49 +0200 | [diff] [blame] | 24 | #include <smmstore.h> |
| 25 | |
Julius Werner | cd49cce | 2019-03-05 16:53:33 -0800 | [diff] [blame] | 26 | #if CONFIG(USE_OPTION_TABLE) |
Nico Huber | 0859991 | 2015-09-21 20:11:47 +0200 | [diff] [blame] | 27 | #include <option_table.h> |
| 28 | #endif |
Johnny Lin | b8899ef | 2020-05-28 14:04:58 +0800 | [diff] [blame] | 29 | #if CONFIG(PLATFORM_USES_FSP2_0) |
| 30 | #include <fsp/util.h> |
| 31 | #else |
| 32 | void lb_string_platform_blob_version(struct lb_header *header); |
| 33 | #endif |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 34 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 35 | static struct lb_header *lb_table_init(unsigned long addr) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 36 | { |
| 37 | struct lb_header *header; |
| 38 | |
| 39 | /* 16 byte align the address */ |
| 40 | addr += 15; |
| 41 | addr &= ~15; |
| 42 | |
| 43 | header = (void *)addr; |
| 44 | header->signature[0] = 'L'; |
| 45 | header->signature[1] = 'B'; |
| 46 | header->signature[2] = 'I'; |
| 47 | header->signature[3] = 'O'; |
| 48 | header->header_bytes = sizeof(*header); |
| 49 | header->header_checksum = 0; |
| 50 | header->table_bytes = 0; |
| 51 | header->table_checksum = 0; |
| 52 | header->table_entries = 0; |
| 53 | return header; |
| 54 | } |
| 55 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 56 | static struct lb_record *lb_first_record(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 57 | { |
| 58 | struct lb_record *rec; |
| 59 | rec = (void *)(((char *)header) + sizeof(*header)); |
| 60 | return rec; |
| 61 | } |
| 62 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 63 | static struct lb_record *lb_last_record(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 64 | { |
| 65 | struct lb_record *rec; |
Lee Leahy | 7340217 | 2017-03-10 15:23:24 -0800 | [diff] [blame] | 66 | rec = (void *)(((char *)header) + sizeof(*header) |
| 67 | + header->table_bytes); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 68 | return rec; |
| 69 | } |
| 70 | |
Julius Werner | b8fad3d | 2013-08-27 15:48:32 -0700 | [diff] [blame] | 71 | struct lb_record *lb_new_record(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 72 | { |
| 73 | struct lb_record *rec; |
| 74 | rec = lb_last_record(header); |
Lee Leahy | 2f919ec | 2017-03-08 17:37:06 -0800 | [diff] [blame] | 75 | if (header->table_entries) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 76 | header->table_bytes += rec->size; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 77 | rec = lb_last_record(header); |
| 78 | header->table_entries++; |
| 79 | rec->tag = LB_TAG_UNUSED; |
| 80 | rec->size = sizeof(*rec); |
| 81 | return rec; |
| 82 | } |
| 83 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 84 | static struct lb_memory *lb_memory(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 85 | { |
| 86 | struct lb_record *rec; |
| 87 | struct lb_memory *mem; |
| 88 | rec = lb_new_record(header); |
| 89 | mem = (struct lb_memory *)rec; |
| 90 | mem->tag = LB_TAG_MEMORY; |
| 91 | mem->size = sizeof(*mem); |
| 92 | return mem; |
| 93 | } |
| 94 | |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 95 | void lb_add_serial(struct lb_serial *new_serial, void *data) |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 96 | { |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 97 | struct lb_header *header = (struct lb_header *)data; |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 98 | struct lb_serial *serial; |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 99 | |
| 100 | serial = (struct lb_serial *)lb_new_record(header); |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 101 | serial->tag = LB_TAG_SERIAL; |
| 102 | serial->size = sizeof(*serial); |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 103 | serial->type = new_serial->type; |
| 104 | serial->baseaddr = new_serial->baseaddr; |
| 105 | serial->baud = new_serial->baud; |
Vadim Bendebury | 9dccf1c | 2015-01-09 16:54:19 -0800 | [diff] [blame] | 106 | serial->regwidth = new_serial->regwidth; |
Lee Leahy | f92a98c | 2016-05-04 11:59:19 -0700 | [diff] [blame] | 107 | serial->input_hertz = new_serial->input_hertz; |
| 108 | serial->uart_pci_addr = new_serial->uart_pci_addr; |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 109 | } |
| 110 | |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 111 | void lb_add_console(uint16_t consoletype, void *data) |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 112 | { |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 113 | struct lb_header *header = (struct lb_header *)data; |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 114 | struct lb_console *console; |
Patrick Georgi | 16cdbb2 | 2009-04-21 20:14:31 +0000 | [diff] [blame] | 115 | |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 116 | console = (struct lb_console *)lb_new_record(header); |
| 117 | console->tag = LB_TAG_CONSOLE; |
| 118 | console->size = sizeof(*console); |
| 119 | console->type = consoletype; |
| 120 | } |
Patrick Georgi | 3bbf2ff | 2008-01-27 14:12:54 +0000 | [diff] [blame] | 121 | |
Aaron Durbin | bdb5c8f | 2017-05-16 21:39:50 -0500 | [diff] [blame] | 122 | static void lb_framebuffer(struct lb_header *header) |
| 123 | { |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 124 | struct lb_framebuffer *framebuffer; |
Duncan Laurie | 13bc5e5 | 2017-06-26 01:50:14 -0700 | [diff] [blame] | 125 | struct lb_framebuffer fb = {0}; |
Aaron Durbin | bdb5c8f | 2017-05-16 21:39:50 -0500 | [diff] [blame] | 126 | |
Julius Werner | cd49cce | 2019-03-05 16:53:33 -0800 | [diff] [blame] | 127 | if (!CONFIG(LINEAR_FRAMEBUFFER) || fill_lb_framebuffer(&fb)) |
Aaron Durbin | bdb5c8f | 2017-05-16 21:39:50 -0500 | [diff] [blame] | 128 | return; |
| 129 | |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 130 | framebuffer = (struct lb_framebuffer *)lb_new_record(header); |
Aaron Durbin | bdb5c8f | 2017-05-16 21:39:50 -0500 | [diff] [blame] | 131 | memcpy(framebuffer, &fb, sizeof(*framebuffer)); |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 132 | framebuffer->tag = LB_TAG_FRAMEBUFFER; |
| 133 | framebuffer->size = sizeof(*framebuffer); |
Johanna Schander | c544a85 | 2019-07-28 09:28:33 +0200 | [diff] [blame] | 134 | |
| 135 | if (CONFIG(BOOTSPLASH)) { |
| 136 | uint8_t *fb_ptr = (uint8_t *)(uintptr_t)framebuffer->physical_address; |
| 137 | unsigned int width = framebuffer->x_resolution; |
| 138 | unsigned int height = framebuffer->y_resolution; |
| 139 | unsigned int depth = framebuffer->bits_per_pixel; |
| 140 | set_bootsplash(fb_ptr, width, height, depth); |
| 141 | } |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 142 | } |
| 143 | |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 144 | void lb_add_gpios(struct lb_gpios *gpios, const struct lb_gpio *gpio_table, |
| 145 | size_t count) |
Kyösti Mälkki | 6578475 | 2013-12-22 03:12:38 +0200 | [diff] [blame] | 146 | { |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 147 | size_t table_size = count * sizeof(struct lb_gpio); |
| 148 | |
| 149 | memcpy(&gpios->gpios[gpios->count], gpio_table, table_size); |
| 150 | gpios->count += count; |
| 151 | gpios->size += table_size; |
Kyösti Mälkki | 6578475 | 2013-12-22 03:12:38 +0200 | [diff] [blame] | 152 | } |
| 153 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 154 | static void lb_gpios(struct lb_header *header) |
| 155 | { |
| 156 | struct lb_gpios *gpios; |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 157 | struct lb_gpio *g; |
Vadim Bendebury | 274ef41 | 2014-09-22 18:48:41 -0700 | [diff] [blame] | 158 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 159 | gpios = (struct lb_gpios *)lb_new_record(header); |
| 160 | gpios->tag = LB_TAG_GPIO; |
| 161 | gpios->size = sizeof(*gpios); |
| 162 | gpios->count = 0; |
| 163 | fill_lb_gpios(gpios); |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 164 | |
| 165 | printk(BIOS_INFO, "Passing %u GPIOs to payload:\n" |
| 166 | " NAME | PORT | POLARITY | VALUE\n", |
| 167 | gpios->count); |
| 168 | for (g = &gpios->gpios[0]; g < &gpios->gpios[gpios->count]; g++) { |
Julius Werner | e0f058f | 2021-01-15 17:48:11 -0800 | [diff] [blame] | 169 | printk(BIOS_INFO, "%16.16s | ", g->name); |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 170 | if (g->port == -1) |
| 171 | printk(BIOS_INFO, " undefined | "); |
| 172 | else |
| 173 | printk(BIOS_INFO, "%#.8x | ", g->port); |
| 174 | if (g->polarity == ACTIVE_HIGH) |
| 175 | printk(BIOS_INFO, " high | "); |
| 176 | else |
| 177 | printk(BIOS_INFO, " low | "); |
| 178 | switch (g->value) { |
| 179 | case 0: |
Julius Werner | dc5d24c | 2018-03-07 13:06:53 -0800 | [diff] [blame] | 180 | printk(BIOS_INFO, " low\n"); |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 181 | break; |
| 182 | case 1: |
Julius Werner | dc5d24c | 2018-03-07 13:06:53 -0800 | [diff] [blame] | 183 | printk(BIOS_INFO, " high\n"); |
Julius Werner | c445b4f | 2016-03-31 17:27:05 -0700 | [diff] [blame] | 184 | break; |
| 185 | default: |
| 186 | printk(BIOS_INFO, "undefined\n"); |
| 187 | break; |
| 188 | } |
| 189 | } |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 190 | } |
| 191 | |
Aaron Durbin | 6403167 | 2018-04-21 14:45:32 -0600 | [diff] [blame] | 192 | __weak uint32_t board_id(void) { return UNDEFINED_STRAPPING_ID; } |
| 193 | __weak uint32_t ram_code(void) { return UNDEFINED_STRAPPING_ID; } |
| 194 | __weak uint32_t sku_id(void) { return UNDEFINED_STRAPPING_ID; } |
Tim Wawrzynczak | e1a7a26 | 2020-10-09 17:07:45 -0600 | [diff] [blame] | 195 | __weak uint64_t fw_config_get(void) { return UNDEFINED_FW_CONFIG; } |
Vadim Bendebury | b0c302f | 2014-07-28 16:03:07 -0700 | [diff] [blame] | 196 | |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 197 | static void lb_boot_media_params(struct lb_header *header) |
| 198 | { |
| 199 | struct lb_boot_media_params *bmp; |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 200 | const struct region_device *boot_dev; |
Julius Werner | 1e37c9c | 2019-12-11 17:09:39 -0800 | [diff] [blame] | 201 | const struct cbfs_boot_device *cbd = cbfs_get_boot_device(false); |
| 202 | if (!cbd) |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 203 | return; |
| 204 | |
| 205 | boot_dev = boot_device_ro(); |
| 206 | if (boot_dev == NULL) |
| 207 | return; |
| 208 | |
| 209 | bmp = (struct lb_boot_media_params *)lb_new_record(header); |
| 210 | bmp->tag = LB_TAG_BOOT_MEDIA_PARAMS; |
| 211 | bmp->size = sizeof(*bmp); |
| 212 | |
Julius Werner | 1e37c9c | 2019-12-11 17:09:39 -0800 | [diff] [blame] | 213 | bmp->cbfs_offset = region_device_offset(&cbd->rdev); |
| 214 | bmp->cbfs_size = region_device_sz(&cbd->rdev); |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 215 | bmp->boot_media_size = region_device_sz(boot_dev); |
| 216 | |
Furquan Shaikh | b33a2b0 | 2019-09-26 23:51:46 -0700 | [diff] [blame] | 217 | bmp->fmap_offset = get_fmap_flash_offset(); |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 218 | } |
| 219 | |
Bora Guvendik | ddf2bc5 | 2018-03-30 16:03:32 -0700 | [diff] [blame] | 220 | static void lb_mmc_info(struct lb_header *header) |
| 221 | { |
| 222 | struct lb_mmc_info *rec; |
| 223 | int32_t *ms_cbmem; |
| 224 | |
| 225 | ms_cbmem = cbmem_find(CBMEM_ID_MMC_STATUS); |
| 226 | if (!ms_cbmem) |
| 227 | return; |
| 228 | |
| 229 | rec = (struct lb_mmc_info *)lb_new_record(header); |
| 230 | |
| 231 | rec->tag = LB_TAG_MMC_INFO; |
| 232 | rec->size = sizeof(*rec); |
| 233 | rec->early_cmd1_status = *ms_cbmem; |
| 234 | } |
| 235 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 236 | static void add_cbmem_pointers(struct lb_header *header) |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 237 | { |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 238 | /* |
| 239 | * These CBMEM sections' addresses are included in the coreboot table |
| 240 | * with the appropriate tags. |
| 241 | */ |
| 242 | const struct section_id { |
| 243 | int cbmem_id; |
| 244 | int table_tag; |
| 245 | } section_ids[] = { |
| 246 | {CBMEM_ID_TIMESTAMP, LB_TAG_TIMESTAMPS}, |
Duncan Laurie | 16e899b | 2013-12-12 10:43:21 -0800 | [diff] [blame] | 247 | {CBMEM_ID_CONSOLE, LB_TAG_CBMEM_CONSOLE}, |
| 248 | {CBMEM_ID_ACPI_GNVS, LB_TAG_ACPI_GNVS}, |
Furquan Shaikh | bda86bd | 2021-06-17 22:14:13 -0700 | [diff] [blame] | 249 | {CBMEM_ID_ACPI_CNVS, LB_TAG_ACPI_CNVS}, |
Hung-Te Lin | b15a0d0 | 2015-07-13 15:49:57 +0800 | [diff] [blame] | 250 | {CBMEM_ID_VPD, LB_TAG_VPD}, |
Philipp Deppenwiese | fa1f6ff | 2018-05-13 12:42:42 +0200 | [diff] [blame] | 251 | {CBMEM_ID_WIFI_CALIBRATION, LB_TAG_WIFI_CALIBRATION}, |
Patrick Rudolph | 6d787c2 | 2019-09-12 13:21:37 +0200 | [diff] [blame] | 252 | {CBMEM_ID_TCPA_LOG, LB_TAG_TCPA_LOG}, |
| 253 | {CBMEM_ID_FMAP, LB_TAG_FMAP}, |
Yu-Ping Wu | 63b9700 | 2019-11-26 13:31:32 +0800 | [diff] [blame] | 254 | {CBMEM_ID_VBOOT_WORKBUF, LB_TAG_VBOOT_WORKBUF}, |
Nick Vaccaro | a62b418 | 2021-10-01 13:12:59 -0700 | [diff] [blame] | 255 | {CBMEM_ID_TYPE_C_INFO, LB_TAG_TYPE_C_INFO}, |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 256 | }; |
| 257 | int i; |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 258 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 259 | for (i = 0; i < ARRAY_SIZE(section_ids); i++) { |
| 260 | const struct section_id *sid = section_ids + i; |
| 261 | struct lb_cbmem_ref *cbmem_ref; |
| 262 | void *cbmem_addr = cbmem_find(sid->cbmem_id); |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 263 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 264 | if (!cbmem_addr) |
| 265 | continue; /* This section is not present */ |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 266 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 267 | cbmem_ref = (struct lb_cbmem_ref *)lb_new_record(header); |
| 268 | if (!cbmem_ref) { |
| 269 | printk(BIOS_ERR, "No more room in coreboot table!\n"); |
| 270 | break; |
| 271 | } |
| 272 | cbmem_ref->tag = sid->table_tag; |
| 273 | cbmem_ref->size = sizeof(*cbmem_ref); |
Stefan Reinauer | b8ad224 | 2013-01-11 10:41:42 -0800 | [diff] [blame] | 274 | cbmem_ref->cbmem_addr = (unsigned long)cbmem_addr; |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 275 | } |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 276 | } |
Vadim Bendebury | 2e43867 | 2011-09-23 09:56:11 -0700 | [diff] [blame] | 277 | |
Stefan Reinauer | e377857 | 2010-01-30 09:47:18 +0000 | [diff] [blame] | 278 | static struct lb_mainboard *lb_mainboard(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 279 | { |
| 280 | struct lb_record *rec; |
| 281 | struct lb_mainboard *mainboard; |
| 282 | rec = lb_new_record(header); |
| 283 | mainboard = (struct lb_mainboard *)rec; |
| 284 | mainboard->tag = LB_TAG_MAINBOARD; |
| 285 | |
Ronald G. Minnich | 23bb036 | 2017-01-17 23:20:48 -0800 | [diff] [blame] | 286 | mainboard->size = ALIGN_UP(sizeof(*mainboard) + |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 287 | strlen(mainboard_vendor) + 1 + |
Ronald G. Minnich | 23bb036 | 2017-01-17 23:20:48 -0800 | [diff] [blame] | 288 | strlen(mainboard_part_number) + 1, 8); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 289 | |
| 290 | mainboard->vendor_idx = 0; |
| 291 | mainboard->part_number_idx = strlen(mainboard_vendor) + 1; |
| 292 | |
| 293 | memcpy(mainboard->strings + mainboard->vendor_idx, |
| 294 | mainboard_vendor, strlen(mainboard_vendor) + 1); |
| 295 | memcpy(mainboard->strings + mainboard->part_number_idx, |
| 296 | mainboard_part_number, strlen(mainboard_part_number) + 1); |
| 297 | |
| 298 | return mainboard; |
| 299 | } |
| 300 | |
Tim Wawrzynczak | e1a7a26 | 2020-10-09 17:07:45 -0600 | [diff] [blame] | 301 | static struct lb_board_config *lb_board_config(struct lb_header *header) |
| 302 | { |
| 303 | struct lb_record *rec; |
| 304 | struct lb_board_config *config; |
| 305 | rec = lb_new_record(header); |
| 306 | config = (struct lb_board_config *)rec; |
| 307 | |
| 308 | config->tag = LB_TAG_BOARD_CONFIG; |
| 309 | config->size = sizeof(*config); |
| 310 | |
Julius Werner | 0972871 | 2021-03-31 18:30:29 -0700 | [diff] [blame] | 311 | const uint64_t fw_config = fw_config_get(); |
Tim Wawrzynczak | e1a7a26 | 2020-10-09 17:07:45 -0600 | [diff] [blame] | 312 | config->board_id = board_id(); |
| 313 | config->ram_code = ram_code(); |
| 314 | config->sku_id = sku_id(); |
Julius Werner | 0972871 | 2021-03-31 18:30:29 -0700 | [diff] [blame] | 315 | config->fw_config = pack_lb64(fw_config); |
| 316 | |
| 317 | if (config->board_id != UNDEFINED_STRAPPING_ID) |
| 318 | printk(BIOS_INFO, "Board ID: %d\n", config->board_id); |
| 319 | if (config->ram_code != UNDEFINED_STRAPPING_ID) |
| 320 | printk(BIOS_INFO, "RAM code: %d\n", config->ram_code); |
| 321 | if (config->sku_id != UNDEFINED_STRAPPING_ID) |
| 322 | printk(BIOS_INFO, "SKU ID: %d\n", config->sku_id); |
| 323 | if (fw_config != UNDEFINED_FW_CONFIG) |
| 324 | printk(BIOS_INFO, "FW config: %#" PRIx64 "\n", fw_config); |
Tim Wawrzynczak | e1a7a26 | 2020-10-09 17:07:45 -0600 | [diff] [blame] | 325 | |
| 326 | return config; |
| 327 | } |
| 328 | |
Julius Werner | cd49cce | 2019-03-05 16:53:33 -0800 | [diff] [blame] | 329 | #if CONFIG(USE_OPTION_TABLE) |
Nico Huber | 0859991 | 2015-09-21 20:11:47 +0200 | [diff] [blame] | 330 | static struct cmos_checksum *lb_cmos_checksum(struct lb_header *header) |
| 331 | { |
| 332 | struct lb_record *rec; |
| 333 | struct cmos_checksum *cmos_checksum; |
| 334 | rec = lb_new_record(header); |
| 335 | cmos_checksum = (struct cmos_checksum *)rec; |
| 336 | cmos_checksum->tag = LB_TAG_OPTION_CHECKSUM; |
| 337 | |
| 338 | cmos_checksum->size = (sizeof(*cmos_checksum)); |
| 339 | |
| 340 | cmos_checksum->range_start = LB_CKS_RANGE_START * 8; |
Lee Leahy | d638ef4 | 2017-03-07 09:47:22 -0800 | [diff] [blame] | 341 | cmos_checksum->range_end = (LB_CKS_RANGE_END * 8) + 7; |
Nico Huber | 0859991 | 2015-09-21 20:11:47 +0200 | [diff] [blame] | 342 | cmos_checksum->location = LB_CKS_LOC * 8; |
| 343 | cmos_checksum->type = CHECKSUM_PCBIOS; |
| 344 | |
| 345 | return cmos_checksum; |
| 346 | } |
| 347 | #endif |
| 348 | |
Stefan Reinauer | b883d4c | 2009-08-27 11:23:06 +0000 | [diff] [blame] | 349 | static void lb_strings(struct lb_header *header) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 350 | { |
| 351 | static const struct { |
| 352 | uint32_t tag; |
Stefan Reinauer | 0dff6e3 | 2007-10-23 22:17:45 +0000 | [diff] [blame] | 353 | const char *string; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 354 | } strings[] = { |
Stefan Reinauer | f8ee180 | 2008-01-18 15:08:58 +0000 | [diff] [blame] | 355 | { LB_TAG_VERSION, coreboot_version, }, |
| 356 | { LB_TAG_EXTRA_VERSION, coreboot_extra_version, }, |
| 357 | { LB_TAG_BUILD, coreboot_build, }, |
| 358 | { LB_TAG_COMPILE_TIME, coreboot_compile_time, }, |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 359 | }; |
Eric Biederman | 5268557 | 2003-05-19 19:16:21 +0000 | [diff] [blame] | 360 | unsigned int i; |
Lee Leahy | 45fde70 | 2017-03-08 18:02:24 -0800 | [diff] [blame] | 361 | for (i = 0; i < ARRAY_SIZE(strings); i++) { |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 362 | struct lb_string *rec; |
| 363 | size_t len; |
| 364 | rec = (struct lb_string *)lb_new_record(header); |
| 365 | len = strlen(strings[i].string); |
| 366 | rec->tag = strings[i].tag; |
Ronald G. Minnich | 23bb036 | 2017-01-17 23:20:48 -0800 | [diff] [blame] | 367 | rec->size = ALIGN_UP(sizeof(*rec) + len + 1, 8); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 368 | memcpy(rec->string, strings[i].string, len+1); |
| 369 | } |
| 370 | |
| 371 | } |
| 372 | |
Vladimir Serbinenko | 6ead253 | 2014-08-23 01:08:09 +0200 | [diff] [blame] | 373 | static void lb_record_version_timestamp(struct lb_header *header) |
| 374 | { |
| 375 | struct lb_timestamp *rec; |
| 376 | rec = (struct lb_timestamp *)lb_new_record(header); |
| 377 | rec->tag = LB_TAG_VERSION_TIMESTAMP; |
| 378 | rec->size = sizeof(*rec); |
| 379 | rec->timestamp = coreboot_version_timestamp; |
| 380 | } |
| 381 | |
Aaron Durbin | 6403167 | 2018-04-21 14:45:32 -0600 | [diff] [blame] | 382 | void __weak lb_board(struct lb_header *header) { /* NOOP */ } |
Julius Werner | b8fad3d | 2013-08-27 15:48:32 -0700 | [diff] [blame] | 383 | |
Aaron Durbin | c0a823c | 2016-08-11 14:51:38 -0500 | [diff] [blame] | 384 | /* |
| 385 | * It's possible that the system is using a SPI flash as the boot device, |
| 386 | * however it is not probing for devices to fill in specifics. In that |
| 387 | * case don't provide any information as the correct information is |
| 388 | * not known. |
| 389 | */ |
Aaron Durbin | 6403167 | 2018-04-21 14:45:32 -0600 | [diff] [blame] | 390 | void __weak lb_spi_flash(struct lb_header *header) { /* NOOP */ } |
Aaron Durbin | c0a823c | 2016-08-11 14:51:38 -0500 | [diff] [blame] | 391 | |
Lee Leahy | 7340217 | 2017-03-10 15:23:24 -0800 | [diff] [blame] | 392 | static struct lb_forward *lb_forward(struct lb_header *header, |
| 393 | struct lb_header *next_header) |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 394 | { |
| 395 | struct lb_record *rec; |
| 396 | struct lb_forward *forward; |
| 397 | rec = lb_new_record(header); |
| 398 | forward = (struct lb_forward *)rec; |
| 399 | forward->tag = LB_TAG_FORWARD; |
| 400 | forward->size = sizeof(*forward); |
Stefan Reinauer | df77f34 | 2009-04-06 14:00:53 +0000 | [diff] [blame] | 401 | forward->forward = (uint64_t)(unsigned long)next_header; |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 402 | return forward; |
| 403 | } |
| 404 | |
Aaron Durbin | 28adb6e | 2013-03-23 00:06:36 -0500 | [diff] [blame] | 405 | static unsigned long lb_table_fini(struct lb_header *head) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 406 | { |
| 407 | struct lb_record *rec, *first_rec; |
| 408 | rec = lb_last_record(head); |
Lee Leahy | 2f919ec | 2017-03-08 17:37:06 -0800 | [diff] [blame] | 409 | if (head->table_entries) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 410 | head->table_bytes += rec->size; |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 411 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 412 | first_rec = lb_first_record(head); |
Lee Leahy | 7340217 | 2017-03-10 15:23:24 -0800 | [diff] [blame] | 413 | head->table_checksum = compute_ip_checksum(first_rec, |
| 414 | head->table_bytes); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 415 | head->header_checksum = 0; |
| 416 | head->header_checksum = compute_ip_checksum(head, sizeof(*head)); |
Vadim Bendebury | 0523989 | 2011-08-16 11:44:35 -0700 | [diff] [blame] | 417 | printk(BIOS_DEBUG, |
| 418 | "Wrote coreboot table at: %p, 0x%x bytes, checksum %x\n", |
| 419 | head, head->table_bytes, head->table_checksum); |
| 420 | return (unsigned long)rec + rec->size; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 421 | } |
| 422 | |
Aaron Durbin | 8984af8 | 2016-04-19 17:06:09 -0500 | [diff] [blame] | 423 | size_t write_coreboot_forwarding_table(uintptr_t entry, uintptr_t target) |
| 424 | { |
| 425 | struct lb_header *head; |
| 426 | |
Julius Werner | 540a980 | 2019-12-09 13:03:29 -0800 | [diff] [blame] | 427 | printk(BIOS_DEBUG, "Writing table forward entry at %p\n", |
Aaron Durbin | 8984af8 | 2016-04-19 17:06:09 -0500 | [diff] [blame] | 428 | (void *)entry); |
| 429 | |
| 430 | head = lb_table_init(entry); |
Lee Leahy | b2d834a | 2017-03-08 16:52:22 -0800 | [diff] [blame] | 431 | lb_forward(head, (struct lb_header *)target); |
Aaron Durbin | 8984af8 | 2016-04-19 17:06:09 -0500 | [diff] [blame] | 432 | |
| 433 | return (uintptr_t)lb_table_fini(head) - entry; |
| 434 | } |
| 435 | |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 436 | static uintptr_t write_coreboot_table(uintptr_t rom_table_end) |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 437 | { |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 438 | struct lb_header *head; |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 439 | |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 440 | printk(BIOS_DEBUG, "Writing coreboot table at 0x%08lx\n", |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 441 | (long)rom_table_end); |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 442 | |
Stefan Reinauer | efab4ba | 2009-03-17 14:38:48 +0000 | [diff] [blame] | 443 | head = lb_table_init(rom_table_end); |
Stefan Reinauer | 4f1cb23 | 2006-07-19 15:32:49 +0000 | [diff] [blame] | 444 | |
Julius Werner | cd49cce | 2019-03-05 16:53:33 -0800 | [diff] [blame] | 445 | #if CONFIG(USE_OPTION_TABLE) |
Stefan Reinauer | ba43064 | 2007-04-06 12:14:51 +0000 | [diff] [blame] | 446 | { |
Aaron Durbin | 899d13d | 2015-05-15 23:39:23 -0500 | [diff] [blame] | 447 | struct cmos_option_table *option_table = |
Julius Werner | 834b3ec | 2020-03-04 16:52:08 -0800 | [diff] [blame] | 448 | cbfs_map("cmos_layout.bin", NULL); |
Patrick Georgi | 2447937 | 2011-01-18 13:56:36 +0000 | [diff] [blame] | 449 | if (option_table) { |
| 450 | struct lb_record *rec_dest = lb_new_record(head); |
Lee Leahy | 7340217 | 2017-03-10 15:23:24 -0800 | [diff] [blame] | 451 | /* Copy the option config table, it's already a |
| 452 | * lb_record... |
| 453 | */ |
Josef Kellermann | 679d38b | 2011-01-24 21:07:57 +0000 | [diff] [blame] | 454 | memcpy(rec_dest, option_table, option_table->size); |
Elyes HAOUAS | 2119d0b | 2020-02-16 10:01:33 +0100 | [diff] [blame] | 455 | /* Create CMOS checksum entry in coreboot table */ |
Nico Huber | 0859991 | 2015-09-21 20:11:47 +0200 | [diff] [blame] | 456 | lb_cmos_checksum(head); |
Patrick Georgi | cef3b89 | 2011-01-18 14:28:45 +0000 | [diff] [blame] | 457 | } else { |
Lee Leahy | 7340217 | 2017-03-10 15:23:24 -0800 | [diff] [blame] | 458 | printk(BIOS_ERR, |
| 459 | "cmos_layout.bin could not be found!\n"); |
Patrick Georgi | 2447937 | 2011-01-18 13:56:36 +0000 | [diff] [blame] | 460 | } |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 461 | } |
Stefan Reinauer | ba43064 | 2007-04-06 12:14:51 +0000 | [diff] [blame] | 462 | #endif |
Stefan Reinauer | 3e4e303 | 2013-03-20 14:08:04 -0700 | [diff] [blame] | 463 | |
Aaron Durbin | 4677f6b | 2018-04-03 00:08:12 -0600 | [diff] [blame] | 464 | /* Serialize resource map into mem table types (LB_MEM_*) */ |
Aaron Durbin | 2d5cec6 | 2014-02-25 00:24:22 -0600 | [diff] [blame] | 465 | bootmem_write_memory_table(lb_memory(head)); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 466 | |
Patrick Georgi | 8c2a0c1 | 2008-01-25 18:28:18 +0000 | [diff] [blame] | 467 | /* Record our motherboard */ |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 468 | lb_mainboard(head); |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 469 | |
| 470 | /* Record the serial ports and consoles */ |
Arthur Heymans | 32aabf2 | 2021-04-28 11:33:56 +0200 | [diff] [blame] | 471 | if (CONFIG(CONSOLE_SERIAL)) |
| 472 | uart_fill_lb(head); |
| 473 | |
| 474 | if (CONFIG(CONSOLE_USB)) |
| 475 | lb_add_console(LB_TAG_CONSOLE_EHCI, head); |
Kyösti Mälkki | bbf6f3d | 2014-03-15 01:32:55 +0200 | [diff] [blame] | 476 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 477 | /* Record our various random string information */ |
| 478 | lb_strings(head); |
Johnny Lin | b8899ef | 2020-05-28 14:04:58 +0800 | [diff] [blame] | 479 | if (CONFIG(PLATFORM_USES_FSP2_0)) |
| 480 | lb_string_platform_blob_version(head); |
Vladimir Serbinenko | 6ead253 | 2014-08-23 01:08:09 +0200 | [diff] [blame] | 481 | lb_record_version_timestamp(head); |
Stefan Reinauer | d650e99 | 2010-02-22 04:33:13 +0000 | [diff] [blame] | 482 | /* Record our framebuffer */ |
| 483 | lb_framebuffer(head); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 484 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 485 | /* Record our GPIO settings (ChromeOS specific) */ |
Kyösti Mälkki | 2c626f3 | 2020-12-19 22:21:23 +0200 | [diff] [blame] | 486 | if (CONFIG(CHROMEOS)) |
| 487 | lb_gpios(head); |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 488 | |
Stefan Reinauer | 31324c6 | 2012-04-05 21:22:02 +0200 | [diff] [blame] | 489 | /* pass along VBNV offsets in CMOS */ |
Kyösti Mälkki | 6412076 | 2021-02-02 23:28:03 +0200 | [diff] [blame] | 490 | if (CONFIG(VBOOT_VBNV_CMOS)) |
| 491 | lb_table_add_vbnv_cmos(head); |
Vadim Bendebury | b0c302f | 2014-07-28 16:03:07 -0700 | [diff] [blame] | 492 | |
Bora Guvendik | ddf2bc5 | 2018-03-30 16:03:32 -0700 | [diff] [blame] | 493 | /* Pass mmc early init status */ |
| 494 | lb_mmc_info(head); |
| 495 | |
Dan Ehrenberg | a5aac76 | 2015-01-08 10:29:19 -0800 | [diff] [blame] | 496 | /* Add SPI flash description if available */ |
Julius Werner | cd49cce | 2019-03-05 16:53:33 -0800 | [diff] [blame] | 497 | if (CONFIG(BOOT_DEVICE_SPI_FLASH)) |
Aaron Durbin | c0a823c | 2016-08-11 14:51:38 -0500 | [diff] [blame] | 498 | lb_spi_flash(head); |
Dan Ehrenberg | a5aac76 | 2015-01-08 10:29:19 -0800 | [diff] [blame] | 499 | |
Vadim Bendebury | 22c0468 | 2011-10-03 14:58:57 -0700 | [diff] [blame] | 500 | add_cbmem_pointers(head); |
| 501 | |
Patrick Rudolph | bc744f5 | 2020-04-17 16:16:49 +0200 | [diff] [blame] | 502 | /* SMMSTORE v2 */ |
| 503 | if (CONFIG(SMMSTORE_V2)) |
| 504 | lb_smmstorev2(head); |
| 505 | |
Julius Werner | b8fad3d | 2013-08-27 15:48:32 -0700 | [diff] [blame] | 506 | /* Add board-specific table entries, if any. */ |
| 507 | lb_board(head); |
| 508 | |
Kyösti Mälkki | 2c626f3 | 2020-12-19 22:21:23 +0200 | [diff] [blame] | 509 | if (CONFIG(CHROMEOS_RAMOOPS)) |
| 510 | lb_ramoops(head); |
Furquan Shaikh | efb546d | 2014-11-08 17:34:27 -0800 | [diff] [blame] | 511 | |
Patrick Georgi | fb5d5b1 | 2015-07-14 17:15:51 +0100 | [diff] [blame] | 512 | lb_boot_media_params(head); |
| 513 | |
Tim Wawrzynczak | e1a7a26 | 2020-10-09 17:07:45 -0600 | [diff] [blame] | 514 | /* Board configuration information (including straps) */ |
| 515 | lb_board_config(head); |
| 516 | |
Patrick Rudolph | 39d6927 | 2020-09-21 09:49:31 +0200 | [diff] [blame] | 517 | if (CONFIG(TPM_PPI)) |
| 518 | lb_tpm_ppi(head); |
| 519 | |
Aaron Durbin | f6ada1c | 2016-02-10 10:52:47 -0600 | [diff] [blame] | 520 | /* Add architecture records. */ |
| 521 | lb_arch_add_records(head); |
| 522 | |
Aaron Durbin | 1ca2d86 | 2015-09-30 12:26:54 -0500 | [diff] [blame] | 523 | /* Add all cbmem entries into the coreboot tables. */ |
| 524 | cbmem_add_records_to_cbtable(head); |
| 525 | |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 526 | /* Remember where my valid memory ranges are */ |
Aaron Durbin | 28adb6e | 2013-03-23 00:06:36 -0500 | [diff] [blame] | 527 | return lb_table_fini(head); |
Eric Biederman | 8ca8d76 | 2003-04-22 19:02:15 +0000 | [diff] [blame] | 528 | } |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 529 | |
Ronald G. Minnich | a8fa251 | 2018-07-18 14:35:01 -0700 | [diff] [blame] | 530 | void *write_tables(void) |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 531 | { |
| 532 | uintptr_t cbtable_start; |
| 533 | uintptr_t cbtable_end; |
| 534 | size_t cbtable_size; |
Aaron Durbin | a6e9051 | 2016-04-21 14:06:17 -0500 | [diff] [blame] | 535 | const size_t max_table_size = COREBOOT_TABLE_SIZE; |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 536 | |
| 537 | cbtable_start = (uintptr_t)cbmem_add(CBMEM_ID_CBTABLE, max_table_size); |
| 538 | |
| 539 | if (!cbtable_start) { |
| 540 | printk(BIOS_ERR, "Could not add CBMEM for coreboot table.\n"); |
Ronald G. Minnich | a8fa251 | 2018-07-18 14:35:01 -0700 | [diff] [blame] | 541 | return NULL; |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | /* Add architecture specific tables. */ |
| 545 | arch_write_tables(cbtable_start); |
| 546 | |
| 547 | /* Write the coreboot table. */ |
| 548 | cbtable_end = write_coreboot_table(cbtable_start); |
| 549 | cbtable_size = cbtable_end - cbtable_start; |
| 550 | |
| 551 | if (cbtable_size > max_table_size) { |
| 552 | printk(BIOS_ERR, "%s: coreboot table didn't fit (%zx/%zx)\n", |
| 553 | __func__, cbtable_size, max_table_size); |
| 554 | } |
| 555 | |
| 556 | printk(BIOS_DEBUG, "coreboot table: %zd bytes.\n", cbtable_size); |
| 557 | |
| 558 | /* Print CBMEM sections */ |
| 559 | cbmem_list(); |
Ronald G. Minnich | a8fa251 | 2018-07-18 14:35:01 -0700 | [diff] [blame] | 560 | return (void *)cbtable_start; |
Aaron Durbin | a4db050 | 2016-04-19 21:38:18 -0500 | [diff] [blame] | 561 | } |