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/*
* This file is part of the libpayload project.
*
* Copyright (C) 2008 Advanced Micro Devices, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _COREBOOT_TABLES_H
#define _COREBOOT_TABLES_H
#include <arch/types.h>
struct cbuint64 {
u32 lo;
u32 hi;
};
struct cb_header {
u8 signature[4];
u32 header_bytes;
u32 header_checksum;
u32 table_bytes;
u32 table_checksum;
u32 table_entries;
};
struct cb_record {
u32 tag;
u32 size;
};
#define CB_TAG_UNUSED 0x0000
#define CB_TAG_MEMORY 0x0001
struct cb_memory_range {
struct cbuint64 start;
struct cbuint64 size;
u32 type;
};
#define CB_MEM_RAM 1
#define CB_MEM_RESERVED 2
#define CB_MEM_TABLE 16
struct cb_memory {
u32 tag;
u32 size;
struct cb_memory_range map[0];
};
#define CB_TAG_HWRPB 0x0002
struct cb_hwrpb {
u32 tag;
u32 size;
u64 hwrpb;
};
#define CB_TAG_MAINBOARD 0x0003
struct cb_mainboard {
u32 tag;
u32 size;
u8 vendor_idx;
u8 part_number_idx;
u8 strings[0];
};
#define CB_TAG_VERSION 0x0004
#define CB_TAG_EXTRA_VERSION 0x0005
#define CB_TAG_BUILD 0x0006
#define CB_TAG_COMPILE_TIME 0x0007
#define CB_TAG_COMPILE_BY 0x0008
#define CB_TAG_COMPILE_HOST 0x0009
#define CB_TAG_COMPILE_DOMAIN 0x000a
#define CB_TAG_COMPILER 0x000b
#define CB_TAG_LINKER 0x000c
#define CB_TAG_ASSEMBLER 0x000d
struct cb_string {
u32 tag;
u32 size;
u8 string[0];
};
#define CB_TAG_SERIAL 0x000f
struct cb_serial {
u32 tag;
u32 size;
u16 ioport;
};
#define CB_TAG_CONSOLE 0x00010
struct cb_console {
u32 tag;
u32 size;
u16 type;
};
#define CB_TAG_CONSOLE_SERIAL8250 0
#define CB_TAG_CONSOLE_VGA 1 // OBSOLETE
#define CB_TAG_CONSOLE_BTEXT 2 // OBSOLETE
#define CB_TAG_CONSOLE_LOGBUF 3
#define CB_TAG_CONSOLE_SROM 4 // OBSOLETE
#define CB_TAG_CONSOLE_EHCI 5
#define CB_TAG_FORWARD 0x00011
struct cb_forward {
u32 tag;
u32 size;
u64 forward;
};
#define CB_TAG_FRAMEBUFFER 0x0012
struct cb_framebuffer {
u32 tag;
u32 size;
u64 physical_address;
u32 x_resolution;
u32 y_resolution;
u32 bytes_per_line;
u8 bits_per_pixel;
u8 red_mask_pos;
u8 red_mask_size;
u8 green_mask_pos;
u8 green_mask_size;
u8 blue_mask_pos;
u8 blue_mask_size;
u8 reserved_mask_pos;
u8 reserved_mask_size;
};
#define CB_TAG_CMOS_OPTION_TABLE 0x00c8
struct cb_cmos_option_table {
u32 tag;
u32 size;
u32 header_length;
};
#define CB_TAG_OPTION 0x00c9
#define CMOS_MAX_NAME_LENGTH 32
struct cb_cmos_entries {
u32 tag;
u32 size;
u32 bit;
u32 length;
u32 config;
u32 config_id;
u8 name[CMOS_MAX_NAME_LENGTH];
};
#define CB_TAG_OPTION_ENUM 0x00ca
#define CMOS_MAX_TEXT_LENGTH 32
struct cb_cmos_enums {
u32 tag;
u32 size;
u32 config_id;
u32 value;
u8 text[CMOS_MAX_TEXT_LENGTH];
};
#define CB_TAG_OPTION_DEFAULTS 0x00cb
#define CMOS_IMAGE_BUFFER_SIZE 128
struct cb_cmos_defaults {
u32 tag;
u32 size;
u32 name_length;
u8 name[CMOS_MAX_NAME_LENGTH];
u8 default_set[CMOS_IMAGE_BUFFER_SIZE];
};
#define CB_TAG_OPTION_CHECKSUM 0x00cc
#define CHECKSUM_NONE 0
#define CHECKSUM_PCBIOS 1
struct cb_cmos_checksum {
u32 tag;
u32 size;
u32 range_start;
u32 range_end;
u32 location;
u32 type;
};
/* Helpful macros */
#define MEM_RANGE_COUNT(_rec) \
(((_rec)->size - sizeof(*(_rec))) / sizeof((_rec)->map[0]))
#define MEM_RANGE_PTR(_rec, _idx) \
(((u8 *) (_rec)) + sizeof(*(_rec)) \
+ (sizeof((_rec)->map[0]) * (_idx)))
#define MB_VENDOR_STRING(_mb) \
(((unsigned char *) ((_mb)->strings)) + (_mb)->vendor_idx)
#define MB_PART_STRING(_mb) \
(((unsigned char *) ((_mb)->strings)) + (_mb)->part_number_idx)
#define UNPACK_CB64(_in) \
( (((u64) _in.hi) << 32) | _in.lo )
#endif
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