| /* |
| * This file is part of the libpayload project. |
| * |
| * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #ifndef _COREBOOT_TABLES_H |
| #define _COREBOOT_TABLES_H |
| |
| #include <compiler.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_ACPI 3 |
| #define CB_MEM_NVS 4 |
| #define CB_MEM_UNUSABLE 5 |
| #define CB_MEM_VENDOR_RSVD 6 |
| #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; |
| #define CB_SERIAL_TYPE_IO_MAPPED 1 |
| #define CB_SERIAL_TYPE_MEMORY_MAPPED 2 |
| u32 type; |
| u32 baseaddr; |
| u32 baud; |
| }; |
| |
| #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_GPIO 0x0013 |
| #define GPIO_MAX_NAME_LENGTH 16 |
| struct cb_gpio { |
| u32 port; |
| u32 polarity; |
| u32 value; |
| u8 name[GPIO_MAX_NAME_LENGTH]; |
| }; |
| |
| struct cb_gpios { |
| u32 tag; |
| u32 size; |
| |
| u32 count; |
| struct cb_gpio gpios[0]; |
| }; |
| |
| #define CB_TAG_FDT 0x0014 |
| struct cb_fdt { |
| uint32_t tag; |
| uint32_t size; /* size of the entire entry */ |
| /* the actual FDT gets placed here */ |
| }; |
| |
| #define CB_TAG_VDAT 0x0015 |
| struct cb_vdat { |
| uint32_t tag; |
| uint32_t size; /* size of the entire entry */ |
| void *vdat_addr; |
| uint32_t vdat_size; |
| }; |
| |
| #define CB_TAG_TIMESTAMPS 0x0016 |
| #define CB_TAG_CBMEM_CONSOLE 0x0017 |
| #define CB_TAG_MRC_CACHE 0x0018 |
| struct cb_cbmem_tab { |
| uint32_t tag; |
| uint32_t size; |
| void *cbmem_tab; |
| }; |
| |
| #define CB_TAG_VBNV 0x0019 |
| struct cb_vbnv { |
| uint32_t tag; |
| uint32_t size; |
| uint32_t vbnv_start; |
| uint32_t vbnv_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) |
| |
| struct sysinfo_t; |
| |
| int get_coreboot_info(struct sysinfo_t *info); |
| |
| #define CBMEM_TOC_RESERVED 512 |
| #define MAX_CBMEM_ENTRIES 16 |
| #define CBMEM_MAGIC 0x434f5245 |
| |
| struct cbmem_entry { |
| u32 magic; |
| u32 id; |
| u64 base; |
| u64 size; |
| } __packed; |
| |
| #define CBMEM_ID_FREESPACE 0x46524545 |
| #define CBMEM_ID_GDT 0x4c474454 |
| #define CBMEM_ID_ACPI 0x41435049 |
| #define CBMEM_ID_CBTABLE 0x43425442 |
| #define CBMEM_ID_PIRQ 0x49525154 |
| #define CBMEM_ID_MPTABLE 0x534d5054 |
| #define CBMEM_ID_RESUME 0x5245534d |
| #define CBMEM_ID_RESUME_SCRATCH 0x52455343 |
| #define CBMEM_ID_SMBIOS 0x534d4254 |
| #define CBMEM_ID_TIMESTAMP 0x54494d45 |
| #define CBMEM_ID_MRCDATA 0x4d524344 |
| #define CBMEM_ID_CONSOLE 0x434f4e53 |
| #define CBMEM_ID_NONE 0x00000000 |
| |
| #endif |