17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5f2be5148Sszhou * Common Development and Distribution License (the "License"). 6f2be5148Sszhou * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21ae115bc7Smrj 227c478bd9Sstevel@tonic-gate /* 23a561078eSMark Johnson * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate #ifndef _MULTIBOOT_H 287c478bd9Sstevel@tonic-gate #define _MULTIBOOT_H 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #ifdef __cplusplus 317c478bd9Sstevel@tonic-gate extern "C" { 327c478bd9Sstevel@tonic-gate #endif 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate /* 35ae115bc7Smrj * Definitions of structures/data for using a multiboot compliant OS loader. 367c478bd9Sstevel@tonic-gate */ 37ae115bc7Smrj #define MB_HEADER_MAGIC 0x1BADB002 /* magic */ 385420b805SSeth Goldberg 395420b805SSeth Goldberg /* The 32-bit kernel does not require the use of the AOUT kludge */ 405420b805SSeth Goldberg #define MB_HEADER_FLAGS_32 0x00000003 /* flags we use */ 415420b805SSeth Goldberg #define MB_HEADER_CHECKSUM_32 -0x1BADB005 /* -(magic + flag) */ 425420b805SSeth Goldberg 435420b805SSeth Goldberg #define MB_HEADER_FLAGS_64 0x00010003 /* flags we use */ 445420b805SSeth Goldberg #define MB_HEADER_CHECKSUM_64 -0x1BAEB005 /* -(magic + flag) */ 457c478bd9Sstevel@tonic-gate 46ae115bc7Smrj /* 47ae115bc7Smrj * passed by boot loader to kernel 48ae115bc7Smrj */ 497c478bd9Sstevel@tonic-gate #define MB_BOOTLOADER_MAGIC 0x2BADB002 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate #ifndef _ASM /* excluded from assembly routines */ 527c478bd9Sstevel@tonic-gate 537c478bd9Sstevel@tonic-gate #include <sys/types.h> 54ae115bc7Smrj #include <sys/types32.h> 557c478bd9Sstevel@tonic-gate 56ae115bc7Smrj /* 57ae115bc7Smrj * The Multiboot header must be somewhere in the 1st 8K of the image that 58ae115bc7Smrj * the loader loads into memory. 59ae115bc7Smrj */ 607c478bd9Sstevel@tonic-gate typedef struct multiboot_header { 61ae115bc7Smrj uint32_t magic; 62ae115bc7Smrj uint32_t flags; 63ae115bc7Smrj uint32_t checksum; 64ae115bc7Smrj caddr32_t header_addr; /* use as (mutliboot_header_t *) */ 65ae115bc7Smrj caddr32_t load_addr; 66ae115bc7Smrj caddr32_t load_end_addr; 67ae115bc7Smrj caddr32_t bss_end_addr; 68ae115bc7Smrj caddr32_t entry_addr; 697c478bd9Sstevel@tonic-gate } multiboot_header_t; 707c478bd9Sstevel@tonic-gate 717c478bd9Sstevel@tonic-gate /* The section header table for ELF. */ 727c478bd9Sstevel@tonic-gate typedef struct mb_elf_shtable { 73ae115bc7Smrj uint32_t num; 74ae115bc7Smrj uint32_t size; 75ae115bc7Smrj uint32_t addr; 76ae115bc7Smrj uint32_t shndx; 777c478bd9Sstevel@tonic-gate } mb_elf_shtable_t; 787c478bd9Sstevel@tonic-gate 797c478bd9Sstevel@tonic-gate /* The module structure. */ 807c478bd9Sstevel@tonic-gate typedef struct mb_module { 81ae115bc7Smrj caddr32_t mod_start; 82ae115bc7Smrj caddr32_t mod_end; 83ae115bc7Smrj caddr32_t mod_name; /* use as (char *) */ 84ae115bc7Smrj uint32_t reserved; 857c478bd9Sstevel@tonic-gate } mb_module_t; 867c478bd9Sstevel@tonic-gate 877c478bd9Sstevel@tonic-gate /* 88ae115bc7Smrj * Memory map data structure. Walked in a bizarre way - see mutltiboot 89ae115bc7Smrj * documentation for example. 907c478bd9Sstevel@tonic-gate */ 917c478bd9Sstevel@tonic-gate typedef struct mb_memory_map { 92ae115bc7Smrj uint32_t size; 93ae115bc7Smrj uint32_t base_addr_low; 94ae115bc7Smrj uint32_t base_addr_high; 95ae115bc7Smrj uint32_t length_low; 96ae115bc7Smrj uint32_t length_high; 97ae115bc7Smrj uint32_t type; /* only value of 1 is RAM */ 987c478bd9Sstevel@tonic-gate } mb_memory_map_t; 997c478bd9Sstevel@tonic-gate 100ae115bc7Smrj 101*6915124bSKonstantin Ananyev /* Drive Info structure. */ 102*6915124bSKonstantin Ananyev typedef struct mb_drive_info { 103*6915124bSKonstantin Ananyev uint32_t size; /* The size of this structure */ 104*6915124bSKonstantin Ananyev uint8_t drive_number; /* The BIOS drive number */ 105*6915124bSKonstantin Ananyev uint8_t drive_mode; /* The access mode (see below) */ 106*6915124bSKonstantin Ananyev uint16_t drive_cylinders; /* The BIOS geometry */ 107*6915124bSKonstantin Ananyev uint8_t drive_heads; 108*6915124bSKonstantin Ananyev uint8_t drive_sectors; 109*6915124bSKonstantin Ananyev /* The array of I/O ports used for the drive. */ 110*6915124bSKonstantin Ananyev uint16_t drive_ports[1]; 111*6915124bSKonstantin Ananyev } mb_drive_info_t; 112*6915124bSKonstantin Ananyev 113*6915124bSKonstantin Ananyev /* Drive Mode. */ 114*6915124bSKonstantin Ananyev #define MB_DI_CHS_MODE 0 115*6915124bSKonstantin Ananyev #define MB_DI_LBA_MODE 1 116*6915124bSKonstantin Ananyev 117*6915124bSKonstantin Ananyev 118ae115bc7Smrj /* 119ae115bc7Smrj * The Multiboot information. This is supplied by the multiboot loader 120ae115bc7Smrj * for the OS. 121ae115bc7Smrj * 122ae115bc7Smrj * The flag bit fields defined what multiboot info the boot 123ae115bc7Smrj * loader (see struct multiboot_info below) supplied: 124ae115bc7Smrj */ 125*6915124bSKonstantin Ananyev /* flag[0] mem_upper, mem_loader */ 126*6915124bSKonstantin Ananyev #define MB_INFO_MEMORY 0x00000001 127*6915124bSKonstantin Ananyev /* flag[1] boot_device */ 128*6915124bSKonstantin Ananyev #define MB_INFO_BOOTDEV 0x00000002 129*6915124bSKonstantin Ananyev /* flag[2] cmdline (for launching kernel) */ 130*6915124bSKonstantin Ananyev #define MB_INFO_CMDLINE 0x00000004 131*6915124bSKonstantin Ananyev /* flag[3] mods_count, mods_addr */ 132*6915124bSKonstantin Ananyev #define MB_INFO_MODS 0x00000008 133*6915124bSKonstantin Ananyev /* flag[4] symbol table for a.out */ 134*6915124bSKonstantin Ananyev #define MB_INFO_AOUT_SYMS 0x00000010 135*6915124bSKonstantin Ananyev /* flag[5] symbol table for elf */ 136*6915124bSKonstantin Ananyev #define MB_INFO_ELF_SHDR 0x00000020 137*6915124bSKonstantin Ananyev /* flag[6] mmap_length, mmap_addr */ 138*6915124bSKonstantin Ananyev #define MB_INFO_MEM_MAP 0x00000040 139*6915124bSKonstantin Ananyev /* flag[7] drives_length, drivers_addr */ 140*6915124bSKonstantin Ananyev #define MB_INFO_DRIVE_INFO 0x00000080 141*6915124bSKonstantin Ananyev /* flag[8] config_table */ 142*6915124bSKonstantin Ananyev #define MB_INFO_CONFIG_TABLE 0x00000100 143*6915124bSKonstantin Ananyev /* flag[9] boot_loader_name */ 144*6915124bSKonstantin Ananyev #define MB_INFO_BOOT_LOADER_NAME 0x00000200 145*6915124bSKonstantin Ananyev /* flag[10] apm_table */ 146*6915124bSKonstantin Ananyev #define MB_INFO_APM_TABLE 0x00000400 147*6915124bSKonstantin Ananyev /* 148*6915124bSKonstantin Ananyev * flag[11] vbe_control_info 149*6915124bSKonstantin Ananyev * vbe_mode_info 150*6915124bSKonstantin Ananyev * vbe_mode 151*6915124bSKonstantin Ananyev * vbe_interface_seg 152*6915124bSKonstantin Ananyev * vbe_interface_off 153*6915124bSKonstantin Ananyev * vbe_interface_len 154*6915124bSKonstantin Ananyev */ 155*6915124bSKonstantin Ananyev #define MB_INFO_VIDEO_INFO 0x00000800 156*6915124bSKonstantin Ananyev 157ae115bc7Smrj typedef struct multiboot_info { 158ae115bc7Smrj uint32_t flags; 159ae115bc7Smrj uint32_t mem_lower; /* # of pages below 1Meg */ 160ae115bc7Smrj uint32_t mem_upper; /* # of pages above 1Meg */ 161ae115bc7Smrj uint32_t boot_device; 162ae115bc7Smrj caddr32_t cmdline; /* use as (char *) */ 163ae115bc7Smrj uint32_t mods_count; 164ae115bc7Smrj caddr32_t mods_addr; /* use as (mb_module_t *) */ 165ae115bc7Smrj mb_elf_shtable_t elf_sec; 166ae115bc7Smrj uint32_t mmap_length; 167ae115bc7Smrj caddr32_t mmap_addr; /* use as (mb_memory_map_t *) */ 168ae115bc7Smrj uint32_t drives_length; 169ae115bc7Smrj caddr32_t drives_addr; 170ae115bc7Smrj caddr32_t config_table; 171ae115bc7Smrj caddr32_t boot_loader_name; 172ae115bc7Smrj caddr32_t apm_table; 173ae115bc7Smrj uint32_t vbe_control_info; 174ae115bc7Smrj uint32_t vbe_mode_info; 175ae115bc7Smrj uint16_t vbe_mode; 176ae115bc7Smrj uint16_t vbe_interface_seg; 177ae115bc7Smrj uint16_t vbe_interface_off; 178ae115bc7Smrj uint16_t vbe_interface_len; 179ae115bc7Smrj } multiboot_info_t; 180ae115bc7Smrj 1817c478bd9Sstevel@tonic-gate /* 1827c478bd9Sstevel@tonic-gate * netinfo for Solaris diskless booting 1837c478bd9Sstevel@tonic-gate * XXX - not part of multiboot spec 1847c478bd9Sstevel@tonic-gate */ 1857c478bd9Sstevel@tonic-gate struct sol_netinfo { 1867c478bd9Sstevel@tonic-gate uint8_t sn_infotype; 1877c478bd9Sstevel@tonic-gate uint8_t sn_mactype; 1887c478bd9Sstevel@tonic-gate uint8_t sn_maclen; 1897c478bd9Sstevel@tonic-gate uint8_t sn_padding; 190a561078eSMark Johnson uint32_t sn_ciaddr; 191a561078eSMark Johnson uint32_t sn_siaddr; 192a561078eSMark Johnson uint32_t sn_giaddr; 193a561078eSMark Johnson uint32_t sn_netmask; 1947c478bd9Sstevel@tonic-gate uint8_t sn_macaddr[1]; 1957c478bd9Sstevel@tonic-gate }; 1967c478bd9Sstevel@tonic-gate 1977c478bd9Sstevel@tonic-gate /* identify bootp/dhcp reply or rarp/ifconfig */ 198ae115bc7Smrj #define SN_TYPE_BOOTP 2 199ae115bc7Smrj #define SN_TYPE_RARP 0xf0 200ae115bc7Smrj 2017c478bd9Sstevel@tonic-gate 202ae115bc7Smrj #endif /* _ASM */ 2037c478bd9Sstevel@tonic-gate 2047c478bd9Sstevel@tonic-gate 2057c478bd9Sstevel@tonic-gate #ifdef __cplusplus 2067c478bd9Sstevel@tonic-gate } 2077c478bd9Sstevel@tonic-gate #endif 2087c478bd9Sstevel@tonic-gate 2097c478bd9Sstevel@tonic-gate #endif /* _MULTIBOOT_H */ 210