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/*
* This file is part of the coreboot project.
*
* This program 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; version 2 of the License, or (at your
* option) any later version.
*
* This program 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.
*/
/*
* This are the qemu firmware config interface defines and structs.
* Copyed over from qemu soure tree, include/hw/nvram/fw_cfg.h
*/
#ifndef FW_CFG_IF_H
#define FW_CFG_IF_H
#include <stdint.h>
#define FW_CFG_SIGNATURE 0x00
#define FW_CFG_ID 0x01
#define FW_CFG_UUID 0x02
#define FW_CFG_RAM_SIZE 0x03
#define FW_CFG_NOGRAPHIC 0x04
#define FW_CFG_NB_CPUS 0x05
#define FW_CFG_MACHINE_ID 0x06
#define FW_CFG_KERNEL_ADDR 0x07
#define FW_CFG_KERNEL_SIZE 0x08
#define FW_CFG_KERNEL_CMDLINE 0x09
#define FW_CFG_INITRD_ADDR 0x0a
#define FW_CFG_INITRD_SIZE 0x0b
#define FW_CFG_BOOT_DEVICE 0x0c
#define FW_CFG_NUMA 0x0d
#define FW_CFG_BOOT_MENU 0x0e
#define FW_CFG_MAX_CPUS 0x0f
#define FW_CFG_KERNEL_ENTRY 0x10
#define FW_CFG_KERNEL_DATA 0x11
#define FW_CFG_INITRD_DATA 0x12
#define FW_CFG_CMDLINE_ADDR 0x13
#define FW_CFG_CMDLINE_SIZE 0x14
#define FW_CFG_CMDLINE_DATA 0x15
#define FW_CFG_SETUP_ADDR 0x16
#define FW_CFG_SETUP_SIZE 0x17
#define FW_CFG_SETUP_DATA 0x18
#define FW_CFG_FILE_DIR 0x19
#define FW_CFG_FILE_FIRST 0x20
#define FW_CFG_FILE_SLOTS 0x10
#define FW_CFG_MAX_ENTRY (FW_CFG_FILE_FIRST+FW_CFG_FILE_SLOTS)
#define FW_CFG_WRITE_CHANNEL 0x4000
#define FW_CFG_ARCH_LOCAL 0x8000
#define FW_CFG_ENTRY_MASK ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
#define FW_CFG_ACPI_TABLES (FW_CFG_ARCH_LOCAL + 0)
#define FW_CFG_SMBIOS_ENTRIES (FW_CFG_ARCH_LOCAL + 1)
#define FW_CFG_IRQ0_OVERRIDE (FW_CFG_ARCH_LOCAL + 2)
#define FW_CFG_E820_TABLE (FW_CFG_ARCH_LOCAL + 3)
#define FW_CFG_HPET (FW_CFG_ARCH_LOCAL + 4)
#define FW_CFG_INVALID 0xffff
typedef struct FWCfgFile {
uint32_t size; /* file size */
uint16_t select; /* write this to 0x510 to read it */
uint16_t reserved;
char name[56];
} FWCfgFile;
typedef struct FWCfgFiles {
uint32_t count;
FWCfgFile f[];
} FWCfgFiles;
typedef struct FwCfgE820Entry {
uint64_t address;
uint64_t length;
uint32_t type;
} FwCfgE820Entry __attribute((__aligned__(4)));
#define SMBIOS_FIELD_ENTRY 0
#define SMBIOS_TABLE_ENTRY 1
typedef struct FwCfgSmbios {
uint16_t length;
uint8_t headertype;
uint8_t tabletype;
uint16_t fieldoffset;
} FwCfgSmbios;
#endif /* FW_CFG_IF_H */
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