1ae115bc7Smrj /* 2ae115bc7Smrj * CDDL HEADER START 3ae115bc7Smrj * 4ae115bc7Smrj * The contents of this file are subject to the terms of the 5ae115bc7Smrj * Common Development and Distribution License (the "License"). 6ae115bc7Smrj * You may not use this file except in compliance with the License. 7ae115bc7Smrj * 8ae115bc7Smrj * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9ae115bc7Smrj * or http://www.opensolaris.org/os/licensing. 10ae115bc7Smrj * See the License for the specific language governing permissions 11ae115bc7Smrj * and limitations under the License. 12ae115bc7Smrj * 13ae115bc7Smrj * When distributing Covered Code, include this CDDL HEADER in each 14ae115bc7Smrj * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15ae115bc7Smrj * If applicable, add the following below this CDDL HEADER, with the 16ae115bc7Smrj * fields enclosed by brackets "[]" replaced with your own identifying 17ae115bc7Smrj * information: Portions Copyright [yyyy] [name of copyright owner] 18ae115bc7Smrj * 19ae115bc7Smrj * CDDL HEADER END 20ae115bc7Smrj */ 21ae115bc7Smrj 22ae115bc7Smrj /* 23a561078eSMark Johnson * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24ae115bc7Smrj * Use is subject to license terms. 25ae115bc7Smrj */ 26ae115bc7Smrj 27ae115bc7Smrj #ifndef _MULTIBOOT_H 28ae115bc7Smrj #define _MULTIBOOT_H 29ae115bc7Smrj 30ae115bc7Smrj #ifdef __cplusplus 31ae115bc7Smrj extern "C" { 32ae115bc7Smrj #endif 33ae115bc7Smrj 34ae115bc7Smrj /* 35ae115bc7Smrj * Definitions of structures/data for using a multiboot compliant OS loader. 36ae115bc7Smrj */ 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) */ 45ae115bc7Smrj 46ae115bc7Smrj /* 47ae115bc7Smrj * passed by boot loader to kernel 48ae115bc7Smrj */ 49ae115bc7Smrj #define MB_BOOTLOADER_MAGIC 0x2BADB002 50ae115bc7Smrj 51ae115bc7Smrj #ifndef _ASM /* excluded from assembly routines */ 52ae115bc7Smrj 53ae115bc7Smrj #include <sys/types.h> 54ae115bc7Smrj #include <sys/types32.h> 55ae115bc7Smrj 56ae115bc7Smrj /* 57ae115bc7Smrj * The Multiboot header must be somewhere in the 1st 8K of the image that 58ae115bc7Smrj * the loader loads into memory. 59ae115bc7Smrj */ 60ae115bc7Smrj 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; 69ae115bc7Smrj } multiboot_header_t; 70ae115bc7Smrj 71ae115bc7Smrj /* The section header table for ELF. */ 72ae115bc7Smrj typedef struct mb_elf_shtable { 73ae115bc7Smrj uint32_t num; 74ae115bc7Smrj uint32_t size; 75ae115bc7Smrj uint32_t addr; 76ae115bc7Smrj uint32_t shndx; 77ae115bc7Smrj } mb_elf_shtable_t; 78ae115bc7Smrj 79ae115bc7Smrj /* The module structure. */ 80ae115bc7Smrj 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; 85ae115bc7Smrj } mb_module_t; 86ae115bc7Smrj 87ae115bc7Smrj /* 88ae115bc7Smrj * Memory map data structure. Walked in a bizarre way - see mutltiboot 89ae115bc7Smrj * documentation for example. 90ae115bc7Smrj */ 91ae115bc7Smrj 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 */ 98ae115bc7Smrj } mb_memory_map_t; 99ae115bc7Smrj 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: 124*6915124bSKonstantin Ananyev */ 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 /* 148ae115bc7Smrj * flag[11] vbe_control_info 149ae115bc7Smrj * vbe_mode_info 150ae115bc7Smrj * vbe_mode 151ae115bc7Smrj * vbe_interface_seg 152ae115bc7Smrj * vbe_interface_off 153ae115bc7Smrj * vbe_interface_len 154ae115bc7Smrj */ 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 181ae115bc7Smrj /* 182ae115bc7Smrj * netinfo for Solaris diskless booting 183ae115bc7Smrj * XXX - not part of multiboot spec 184ae115bc7Smrj */ 185ae115bc7Smrj struct sol_netinfo { 186ae115bc7Smrj uint8_t sn_infotype; 187ae115bc7Smrj uint8_t sn_mactype; 188ae115bc7Smrj uint8_t sn_maclen; 189ae115bc7Smrj 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; 194ae115bc7Smrj uint8_t sn_macaddr[1]; 195ae115bc7Smrj }; 196ae115bc7Smrj 197ae115bc7Smrj /* identify bootp/dhcp reply or rarp/ifconfig */ 198ae115bc7Smrj #define SN_TYPE_BOOTP 2 199ae115bc7Smrj #define SN_TYPE_RARP 0xf0 200ae115bc7Smrj 201ae115bc7Smrj 202ae115bc7Smrj #endif /* _ASM */ 203ae115bc7Smrj 204ae115bc7Smrj 205ae115bc7Smrj #ifdef __cplusplus 206ae115bc7Smrj } 207ae115bc7Smrj #endif 208ae115bc7Smrj 209ae115bc7Smrj #endif /* _MULTIBOOT_H */ 210