199767f8919635c4928607450d9e0abb932109ceToomas Soome/*-
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 1997 Michael Smith
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 1998 Jonathan Lemon
199767f8919635c4928607450d9e0abb932109ceToomas Soome * All rights reserved.
199767f8919635c4928607450d9e0abb932109ceToomas Soome *
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Redistribution and use in source and binary forms, with or without
199767f8919635c4928607450d9e0abb932109ceToomas Soome * modification, are permitted provided that the following conditions
199767f8919635c4928607450d9e0abb932109ceToomas Soome * are met:
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 1. Redistributions of source code must retain the above copyright
199767f8919635c4928607450d9e0abb932109ceToomas Soome * notice, this list of conditions and the following disclaimer.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 2. Redistributions in binary form must reproduce the above copyright
199767f8919635c4928607450d9e0abb932109ceToomas Soome * notice, this list of conditions and the following disclaimer in the
199767f8919635c4928607450d9e0abb932109ceToomas Soome * documentation and/or other materials provided with the distribution.
199767f8919635c4928607450d9e0abb932109ceToomas Soome *
199767f8919635c4928607450d9e0abb932109ceToomas Soome * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
199767f8919635c4928607450d9e0abb932109ceToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
199767f8919635c4928607450d9e0abb932109ceToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
199767f8919635c4928607450d9e0abb932109ceToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
199767f8919635c4928607450d9e0abb932109ceToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
199767f8919635c4928607450d9e0abb932109ceToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
199767f8919635c4928607450d9e0abb932109ceToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
199767f8919635c4928607450d9e0abb932109ceToomas Soome * SUCH DAMAGE.
199767f8919635c4928607450d9e0abb932109ceToomas Soome *
199767f8919635c4928607450d9e0abb932109ceToomas Soome * $FreeBSD$
199767f8919635c4928607450d9e0abb932109ceToomas Soome */
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome#ifndef _MACHINE_PC_BIOS_H_
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define _MACHINE_PC_BIOS_H_
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome/*
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Int 15:E820 'SMAP' structure
199767f8919635c4928607450d9e0abb932109ceToomas Soome */
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_SIG 0x534D4150 /* 'SMAP' */
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_TYPE_MEMORY 1
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_TYPE_RESERVED 2
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_TYPE_ACPI_RECLAIM 3
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_TYPE_ACPI_NVS 4
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_TYPE_ACPI_ERROR 5
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_XATTR_ENABLED 0x00000001
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_XATTR_NON_VOLATILE 0x00000002
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMAP_XATTR_MASK (SMAP_XATTR_ENABLED | SMAP_XATTR_NON_VOLATILE)
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct bios_smap {
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int64_t base;
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int64_t length;
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int32_t type;
199767f8919635c4928607450d9e0abb932109ceToomas Soome} __packed;
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* Structure extended to include extended attribute field in ACPI 3.0. */
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct bios_smap_xattr {
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int64_t base;
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int64_t length;
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int32_t type;
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int32_t xattr;
199767f8919635c4928607450d9e0abb932109ceToomas Soome} __packed;
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome/*
199767f8919635c4928607450d9e0abb932109ceToomas Soome * System Management BIOS
199767f8919635c4928607450d9e0abb932109ceToomas Soome */
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMBIOS_START 0xf0000
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMBIOS_STEP 0x10
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMBIOS_OFF 0
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMBIOS_LEN 4
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SMBIOS_SIG "_SM_"
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct smbios_eps {
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t anchor_string[4]; /* '_SM_' */
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t checksum;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t length;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t major_version;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t minor_version;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint16_t maximum_structure_size;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t entry_point_revision;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t formatted_area[5];
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t intermediate_anchor_string[5]; /* '_DMI_' */
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t intermediate_checksum;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint16_t structure_table_length;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint32_t structure_table_address;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint16_t number_structures;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t BCD_revision;
199767f8919635c4928607450d9e0abb932109ceToomas Soome};
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct smbios_structure_header {
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t type;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint8_t length;
199767f8919635c4928607450d9e0abb932109ceToomas Soome uint16_t handle;
199767f8919635c4928607450d9e0abb932109ceToomas Soome};
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome#ifdef _KERNEL
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define BIOS_PADDRTOVADDR(x) ((x) + KERNBASE)
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define BIOS_VADDRTOPADDR(x) ((x) - KERNBASE)
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct bios_oem_signature {
199767f8919635c4928607450d9e0abb932109ceToomas Soome char * anchor; /* search anchor string in BIOS memory */
199767f8919635c4928607450d9e0abb932109ceToomas Soome size_t offset; /* offset from anchor (may be negative) */
199767f8919635c4928607450d9e0abb932109ceToomas Soome size_t totlen; /* total length of BIOS string to copy */
199767f8919635c4928607450d9e0abb932109ceToomas Soome} __packed;
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct bios_oem_range {
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int from; /* shouldn't be below 0xe0000 */
199767f8919635c4928607450d9e0abb932109ceToomas Soome u_int to; /* shouldn't be above 0xfffff */
199767f8919635c4928607450d9e0abb932109ceToomas Soome} __packed;
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomestruct bios_oem {
199767f8919635c4928607450d9e0abb932109ceToomas Soome struct bios_oem_range range;
199767f8919635c4928607450d9e0abb932109ceToomas Soome struct bios_oem_signature signature[];
199767f8919635c4928607450d9e0abb932109ceToomas Soome} __packed;
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soomeint bios_oem_strings(struct bios_oem *oem, u_char *buffer, size_t maxlen);
199767f8919635c4928607450d9e0abb932109ceToomas Soomeuint32_t bios_sigsearch(uint32_t start, u_char *sig, int siglen, int paralen,
199767f8919635c4928607450d9e0abb932109ceToomas Soome int sigofs);
199767f8919635c4928607450d9e0abb932109ceToomas Soomevoid bios_add_smap_entries(struct bios_smap *smapbase, u_int32_t smapsize,
199767f8919635c4928607450d9e0abb932109ceToomas Soome vm_paddr_t *physmap, int *physmap_idx);
199767f8919635c4928607450d9e0abb932109ceToomas Soome#endif
199767f8919635c4928607450d9e0abb932109ceToomas Soome
199767f8919635c4928607450d9e0abb932109ceToomas Soome#endif /* _MACHINE_PC_BIOS_H_ */