1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_BIOSDISK_H 28 #define _SYS_BIOSDISK_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/types.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 typedef union device_path { 39 struct { /* ATA or ATAPI or SATA */ 40 unsigned char chan; /* 0 or 1 */ 41 unsigned char lun; /* for ATAPI only */ 42 } ata; 43 struct { 44 unsigned short target; 45 uint32_t lun_lo; 46 uint32_t lun_hi; 47 } scsi; 48 struct { 49 uint64_t usb_serial_id; 50 } usb; 51 struct { 52 uint64_t eui; 53 } s1394; 54 struct { 55 uint64_t wwid; 56 uint64_t lun; 57 } fibre; 58 struct { 59 uint64_t id_tag; 60 } i2o; 61 62 struct { 63 uint32_t raid_array_num; 64 } raid; 65 unsigned char pad[16]; /* total length */ 66 } device_path_t; 67 68 69 typedef union interface_path { 70 struct { 71 unsigned short baseport; 72 } isa; 73 struct { /* PCI or PCIX */ 74 unsigned char bus; 75 unsigned char device; 76 unsigned char function; 77 unsigned char channel; 78 } pci; 79 char pad[8]; 80 } interface_path_t; 81 82 /* 83 * Structure for Int 13 function 48 (EDD 3.0) 84 * 85 * from T13/1484D Revision 2 86 */ 87 88 #pragma pack(1) 89 typedef struct int13_fn48_result { 90 unsigned short buflen; 91 unsigned short flags; 92 uint32_t ncyl; 93 uint32_t nhead; 94 uint32_t spt; 95 uint32_t nsect_lo; 96 uint32_t nsect_hi; 97 unsigned short bps; 98 uint32_t dpte; 99 unsigned short magic; /* BEDD if Path info there */ 100 unsigned char pathinfo_len; 101 unsigned char res1; 102 unsigned short res2; 103 char bustype[4]; /* offset 36 */ 104 char interface_type[8]; 105 interface_path_t interfacepath; 106 device_path_t devicepath; 107 unsigned char res3; 108 unsigned char checksum; /* offset 73 */ 109 } fn48_t; 110 #pragma pack() 111 112 typedef struct biosdev_data { 113 uchar_t first_block_valid; 114 uchar_t first_block[512]; 115 uchar_t edd_valid; 116 fn48_t fn48_dev_params; 117 } biosdev_data_t; 118 119 #ifdef __cplusplus 120 } 121 #endif 122 123 #endif /* _SYS_BIOSDISK_H */ 124