grub2/include/grub/i386/coreboot/lbio.h
Vladimir 'phcoder' Serbinenko cc19857a2a New commands cbmemc, lscoreboot, coreboot_boottime to inspect
coreboot tables content. Support for cbmemc.
2013-03-20 17:13:31 +01:00

84 lines
2.4 KiB
C

/* memory.h - describe the memory map */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2007,2010 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GRUB_MACHINE_LBIO_HEADER
#define _GRUB_MACHINE_LBIO_HEADER 1
struct grub_linuxbios_table_header
{
grub_uint8_t signature[4];
grub_uint32_t header_size;
grub_uint32_t header_checksum;
grub_uint32_t table_size;
grub_uint32_t table_checksum;
grub_uint32_t table_entries;
};
typedef struct grub_linuxbios_table_header *grub_linuxbios_table_header_t;
struct grub_linuxbios_timestamp_entry
{
grub_uint32_t id;
grub_uint64_t tsc;
} __attribute__((packed));
struct grub_linuxbios_timestamp_table
{
grub_uint64_t base_tsc;
grub_uint32_t capacity;
grub_uint32_t used;
struct grub_linuxbios_timestamp_entry entries[0];
} __attribute__((packed));
struct grub_linuxbios_mainboard
{
grub_uint8_t vendor;
grub_uint8_t part_number;
char strings[0];
};
struct grub_linuxbios_table_item
{
#define GRUB_LINUXBIOS_MEMBER_UNUSED 0x00
#define GRUB_LINUXBIOS_MEMBER_MEMORY 0x01
#define GRUB_LINUXBIOS_MEMBER_MAINBOARD 0x03
#define GRUB_LINUXBIOS_MEMBER_CONSOLE 0x10
#define GRUB_LINUXBIOS_MEMBER_LINK 0x11
#define GRUB_LINUXBIOS_MEMBER_TIMESTAMPS 0x16
#define GRUB_LINUXBIOS_MEMBER_CBMEMC 0x17
grub_uint32_t tag;
grub_uint32_t size;
};
typedef struct grub_linuxbios_table_item *grub_linuxbios_table_item_t;
struct grub_linuxbios_mem_region
{
grub_uint64_t addr;
grub_uint64_t size;
#define GRUB_MACHINE_MEMORY_AVAILABLE 1
grub_uint32_t type;
};
typedef struct grub_linuxbios_mem_region *mem_region_t;
grub_err_t
EXPORT_FUNC(grub_linuxbios_table_iterate) (int (*hook) (grub_linuxbios_table_item_t,
void *),
void *hook_data);
#endif