2 * This file is part of the libpayload project.
4 * Copyright (C) 2008 Advanced Micro Devices, Inc.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _COREBOOT_TABLES_H
31 #define _COREBOOT_TABLES_H
54 #define CB_TAG_UNUSED 0x0000
55 #define CB_TAG_MEMORY 0x0001
57 struct cb_memory_range {
58 struct cbuint64 start;
64 #define CB_MEM_RESERVED 2
67 #define CB_MEM_UNUSABLE 5
68 #define CB_MEM_VENDOR_RSVD 6
69 #define CB_MEM_TABLE 16
74 struct cb_memory_range map[0];
77 #define CB_TAG_HWRPB 0x0002
85 #define CB_TAG_MAINBOARD 0x0003
95 #define CB_TAG_VERSION 0x0004
96 #define CB_TAG_EXTRA_VERSION 0x0005
97 #define CB_TAG_BUILD 0x0006
98 #define CB_TAG_COMPILE_TIME 0x0007
99 #define CB_TAG_COMPILE_BY 0x0008
100 #define CB_TAG_COMPILE_HOST 0x0009
101 #define CB_TAG_COMPILE_DOMAIN 0x000a
102 #define CB_TAG_COMPILER 0x000b
103 #define CB_TAG_LINKER 0x000c
104 #define CB_TAG_ASSEMBLER 0x000d
112 #define CB_TAG_SERIAL 0x000f
117 #define CB_SERIAL_TYPE_IO_MAPPED 1
118 #define CB_SERIAL_TYPE_MEMORY_MAPPED 2
124 #define CB_TAG_CONSOLE 0x00010
132 #define CB_TAG_CONSOLE_SERIAL8250 0
133 #define CB_TAG_CONSOLE_VGA 1 /* OBSOLETE */
134 #define CB_TAG_CONSOLE_BTEXT 2 /* OBSOLETE */
135 #define CB_TAG_CONSOLE_LOGBUF 3
136 #define CB_TAG_CONSOLE_SROM 4 /* OBSOLETE */
137 #define CB_TAG_CONSOLE_EHCI 5
139 #define CB_TAG_FORWARD 0x00011
147 #define CB_TAG_FRAMEBUFFER 0x0012
148 struct cb_framebuffer {
152 u64 physical_address;
163 u8 reserved_mask_pos;
164 u8 reserved_mask_size;
167 #define CB_TAG_GPIO 0x0013
168 #define GPIO_MAX_NAME_LENGTH 16
173 u8 name[GPIO_MAX_NAME_LENGTH];
181 struct cb_gpio gpios[0];
184 #define CB_TAG_FDT 0x0014
187 uint32_t size; /* size of the entire entry */
188 /* the actual FDT gets placed here */
191 #define CB_TAG_VDAT 0x0015
194 uint32_t size; /* size of the entire entry */
199 #define CB_TAG_TIMESTAMPS 0x0016
200 #define CB_TAG_CBMEM_CONSOLE 0x0017
201 #define CB_TAG_MRC_CACHE 0x0018
202 struct cb_cbmem_tab {
208 #define CB_TAG_VBNV 0x0019
216 #define CB_TAG_CMOS_OPTION_TABLE 0x00c8
217 struct cb_cmos_option_table {
223 #define CB_TAG_OPTION 0x00c9
224 #define CMOS_MAX_NAME_LENGTH 32
225 struct cb_cmos_entries {
232 u8 name[CMOS_MAX_NAME_LENGTH];
236 #define CB_TAG_OPTION_ENUM 0x00ca
237 #define CMOS_MAX_TEXT_LENGTH 32
238 struct cb_cmos_enums {
243 u8 text[CMOS_MAX_TEXT_LENGTH];
246 #define CB_TAG_OPTION_DEFAULTS 0x00cb
247 #define CMOS_IMAGE_BUFFER_SIZE 128
248 struct cb_cmos_defaults {
252 u8 name[CMOS_MAX_NAME_LENGTH];
253 u8 default_set[CMOS_IMAGE_BUFFER_SIZE];
256 #define CB_TAG_OPTION_CHECKSUM 0x00cc
257 #define CHECKSUM_NONE 0
258 #define CHECKSUM_PCBIOS 1
259 struct cb_cmos_checksum {
270 #define MEM_RANGE_COUNT(_rec) \
271 (((_rec)->size - sizeof(*(_rec))) / sizeof((_rec)->map[0]))
273 #define MEM_RANGE_PTR(_rec, _idx) \
274 (((u8 *) (_rec)) + sizeof(*(_rec)) \
275 + (sizeof((_rec)->map[0]) * (_idx)))
277 #define MB_VENDOR_STRING(_mb) \
278 (((unsigned char *) ((_mb)->strings)) + (_mb)->vendor_idx)
280 #define MB_PART_STRING(_mb) \
281 (((unsigned char *) ((_mb)->strings)) + (_mb)->part_number_idx)
283 #define UNPACK_CB64(_in) \
284 ((((u64) _in.hi) << 32) | _in.lo)
288 int get_coreboot_info(struct sysinfo_t *info);
290 #define CBMEM_TOC_RESERVED 512
291 #define MAX_CBMEM_ENTRIES 16
292 #define CBMEM_MAGIC 0x434f5245
301 #define CBMEM_ID_FREESPACE 0x46524545
302 #define CBMEM_ID_GDT 0x4c474454
303 #define CBMEM_ID_ACPI 0x41435049
304 #define CBMEM_ID_CBTABLE 0x43425442
305 #define CBMEM_ID_PIRQ 0x49525154
306 #define CBMEM_ID_MPTABLE 0x534d5054
307 #define CBMEM_ID_RESUME 0x5245534d
308 #define CBMEM_ID_RESUME_SCRATCH 0x52455343
309 #define CBMEM_ID_SMBIOS 0x534d4254
310 #define CBMEM_ID_TIMESTAMP 0x54494d45
311 #define CBMEM_ID_MRCDATA 0x4d524344
312 #define CBMEM_ID_CONSOLE 0x434f4e53
313 #define CBMEM_ID_NONE 0x00000000