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Jordan Crousef6145c32008-03-19 23:56:58 +00001/*
Jordan Crousef6145c32008-03-19 23:56:58 +00002 *
3 * Copyright (C) 2008 Advanced Micro Devices, Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
Uwe Hermannfad8c2b2008-04-11 18:01:50 +000029#ifndef _SYSINFO_H
30#define _SYSINFO_H
Jordan Crousef6145c32008-03-19 23:56:58 +000031
Nico Huber14adb7e2020-07-18 14:23:41 +020032#include <stdint.h>
33
Aaron Durbin8449b5e2013-11-05 17:07:44 -060034/* Maximum number of memory range definitions. */
35#define SYSINFO_MAX_MEM_RANGES 32
Gabe Blackd3890cc2012-03-11 01:57:53 -080036/* Allow a maximum of 8 GPIOs */
37#define SYSINFO_MAX_GPIOS 8
38
Vadim Bendeburyb7d74122014-09-22 19:36:28 -070039/* Up to 10 MAC addresses */
40#define SYSINFO_MAX_MACS 10
41
Gabe Blackd3890cc2012-03-11 01:57:53 -080042#include <coreboot_tables.h>
Jordan Crousef6145c32008-03-19 23:56:58 +000043
Nico Huberd1cc8122013-02-08 12:39:28 +010044/*
Nico Huber4a732522020-07-18 16:29:18 +020045 * This is a collection of information and pointers gathered
46 * mostly from the coreboot table.
Nico Huberd1cc8122013-02-08 12:39:28 +010047 *
Nico Huber4a732522020-07-18 16:29:18 +020048 * We do not store virtual pointers in here to avoid problems
49 * with self-relocating payloads.
Nico Huberd1cc8122013-02-08 12:39:28 +010050 */
Jordan Crousef6145c32008-03-19 23:56:58 +000051struct sysinfo_t {
52 unsigned int cpu_khz;
Nico Huberbe842cb2020-07-18 14:54:47 +020053 uintptr_t cb_serial;
Jordan Crousef6145c32008-03-19 23:56:58 +000054 unsigned short ser_ioport;
Stefan Reinauer4e677312011-04-16 00:13:17 +000055 unsigned long ser_base; // for mmapped serial
Jordan Crousef6145c32008-03-19 23:56:58 +000056
57 int n_memranges;
58
Stefan Reinauer34b9f862008-08-19 17:51:30 +000059 struct memrange {
Jordan Crousef6145c32008-03-19 23:56:58 +000060 unsigned long long base;
61 unsigned long long size;
Patrick Georgic9a6f0f2009-05-17 20:36:45 +000062 unsigned int type;
Jordan Crousef6145c32008-03-19 23:56:58 +000063 } memrange[SYSINFO_MAX_MEM_RANGES];
Stefan Reinauer95a6e1c2008-08-07 10:21:05 +000064
Nico Huberb2eafa62020-07-18 14:45:23 +020065 uintptr_t cmos_option_table;
Stefan Reinauer95a6e1c2008-08-07 10:21:05 +000066 u32 cmos_range_start;
67 u32 cmos_range_end;
68 u32 cmos_checksum_location;
Gabe Blackd3890cc2012-03-11 01:57:53 -080069 u32 vbnv_start;
70 u32 vbnv_size;
Gabe Blackd3890cc2012-03-11 01:57:53 -080071
Nico Huber4a732522020-07-18 16:29:18 +020072 uintptr_t version;
73 uintptr_t extra_version;
74 uintptr_t build;
75 uintptr_t compile_time;
76 uintptr_t compile_by;
77 uintptr_t compile_host;
78 uintptr_t compile_domain;
79 uintptr_t compiler;
80 uintptr_t linker;
81 uintptr_t assembler;
Jordan Crouse6c6e4332008-11-11 19:51:14 +000082
Nico Huber4a732522020-07-18 16:29:18 +020083 uintptr_t cb_version;
Mathias Krause08052012011-10-20 14:06:26 +020084
Nico Huber5e0db582020-07-18 15:20:00 +020085 struct cb_framebuffer framebuffer;
Stefan Reinauerb7002542010-03-25 18:56:26 +000086
Gabe Blackd3890cc2012-03-11 01:57:53 -080087 int num_gpios;
88 struct cb_gpio gpios[SYSINFO_MAX_GPIOS];
Vadim Bendeburyb7d74122014-09-22 19:36:28 -070089 int num_macs;
90 struct mac_address macs[SYSINFO_MAX_MACS];
Nico Huber4a732522020-07-18 16:29:18 +020091 uintptr_t serialno;
Gabe Blackd3890cc2012-03-11 01:57:53 -080092
Jordan Crouse6c6e4332008-11-11 19:51:14 +000093 unsigned long *mbtable; /** Pointer to the multiboot table */
Philip Prindeville9a7c2462011-12-24 22:12:37 -070094
Nico Huber12faea32020-07-18 16:15:42 +020095 uintptr_t cb_header;
96 uintptr_t cb_mainboard;
Gabe Blackd3890cc2012-03-11 01:57:53 -080097
Nico Huberbea01e32020-07-18 16:15:42 +020098 uintptr_t vboot_workbuf;
Aaron Durbina09760e2013-03-26 13:34:37 -050099
Julius Wernereab2a292019-03-05 16:55:15 -0800100#if CONFIG(LP_ARCH_X86)
Aaron Durbina09760e2013-03-26 13:34:37 -0500101 int x86_rom_var_mtrr_index;
102#endif
103
Nico Huberbea01e32020-07-18 16:15:42 +0200104 uintptr_t tstamp_table;
Nico Huber14adb7e2020-07-18 14:23:41 +0200105 uintptr_t cbmem_cons;
Nico Huberbea01e32020-07-18 16:15:42 +0200106 uintptr_t mrc_cache;
107 uintptr_t acpi_gnvs;
Julius Werner2e029ac2017-12-05 13:43:56 -0800108
109#define UNDEFINED_STRAPPING_ID (~0)
Patrick Georgi431e51e2015-03-21 11:00:07 +0100110 u32 board_id;
111 u32 ram_code;
Julius Wernerf38a10f2017-12-05 13:49:21 -0800112 u32 sku_id;
Julius Werner2e029ac2017-12-05 13:43:56 -0800113
Nico Huberbea01e32020-07-18 16:15:42 +0200114 uintptr_t wifi_calibration;
Patrick Georgi431e51e2015-03-21 11:00:07 +0100115 uint64_t ramoops_buffer;
116 uint32_t ramoops_buffer_size;
Daisuke Nojiri37405462015-06-29 14:06:17 -0700117 struct {
Dan Ehrenberg6addd402015-01-08 10:29:19 -0800118 uint32_t size;
119 uint32_t sector_size;
120 uint32_t erase_cmd;
121 } spi_flash;
Patrick Georgif61b35d2015-07-14 17:15:24 +0100122 uint64_t fmap_offset;
123 uint64_t cbfs_offset;
124 uint64_t cbfs_size;
125 uint64_t boot_media_size;
Furquan Shaikh3cec8712015-06-10 20:38:48 -0700126 uint64_t mtc_start;
127 uint32_t mtc_size;
Nico Huberbea01e32020-07-18 16:15:42 +0200128 uintptr_t chromeos_vpd;
129 int mmc_early_wake_status;
Furquan Shaikh3d4923d2019-09-27 00:02:25 -0700130
131 /* Pointer to FMAP cache in CBMEM */
Nico Huberbea01e32020-07-18 16:15:42 +0200132 uintptr_t fmap_cache;
Jordan Crousef6145c32008-03-19 23:56:58 +0000133};
134
135extern struct sysinfo_t lib_sysinfo;
Jordan Crousef6145c32008-03-19 23:56:58 +0000136
Vadim Bendebury864ec8c2014-07-31 21:02:57 -0700137/*
138 * Check if this is an architecture specific coreboot table record and process
139 * it, if it is. Return 1 if record type was recognized, 0 otherwise.
140 */
141int cb_parse_arch_specific(struct cb_record *rec, struct sysinfo_t *info);
142
143/*
144 * Check if the region in range addr..addr+len contains a 16 byte aligned
145 * coreboot table. If it does - process the table filling up the sysinfo
146 * structure with information from the table. Return 0 on success and -1 on
147 * failure.
148 */
149int cb_parse_header(void *addr, int len, struct sysinfo_t *info);
150
Jordan Crousef6145c32008-03-19 23:56:58 +0000151#endif