1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 23*0Sstevel@tonic-gate 24*0Sstevel@tonic-gate /* 25*0Sstevel@tonic-gate * Copyright (c) 1987 by Sun Microsystems, Inc. 26*0Sstevel@tonic-gate */ 27*0Sstevel@tonic-gate 28*0Sstevel@tonic-gate #ifndef _sun_dklabel_h 29*0Sstevel@tonic-gate #define _sun_dklabel_h 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate /* 32*0Sstevel@tonic-gate * Miscellaneous defines 33*0Sstevel@tonic-gate */ 34*0Sstevel@tonic-gate #define DKL_MAGIC 0xDABE /* magic number */ 35*0Sstevel@tonic-gate #define FKL_MAGIC 0xff /* magic number for DOS floppies */ 36*0Sstevel@tonic-gate #define NDKMAP 8 /* # of logical partitions */ 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate /* 39*0Sstevel@tonic-gate * Format of a Sun SMD disk label. 40*0Sstevel@tonic-gate * Resides in cylinder 0, head 0, sector 0. 41*0Sstevel@tonic-gate * 42*0Sstevel@tonic-gate * sizeof (struct dk_label) should be 512 (sector size) 43*0Sstevel@tonic-gate */ 44*0Sstevel@tonic-gate struct dk_label { 45*0Sstevel@tonic-gate char dkl_asciilabel[128]; /* for compatibility */ 46*0Sstevel@tonic-gate char dkl_pad[512-(128+NDKMAP*8+14*2)]; 47*0Sstevel@tonic-gate unsigned short dkl_rpm; /* rotations per minute */ 48*0Sstevel@tonic-gate unsigned short dkl_pcyl; /* # physical cylinders */ 49*0Sstevel@tonic-gate unsigned short dkl_apc; /* alternates per cylinder */ 50*0Sstevel@tonic-gate unsigned short dkl_obs1; /* obsolete */ 51*0Sstevel@tonic-gate unsigned short dkl_obs2; /* obsolete */ 52*0Sstevel@tonic-gate unsigned short dkl_intrlv; /* interleave factor */ 53*0Sstevel@tonic-gate unsigned short dkl_ncyl; /* # of data cylinders */ 54*0Sstevel@tonic-gate unsigned short dkl_acyl; /* # of alternate cylinders */ 55*0Sstevel@tonic-gate unsigned short dkl_nhead; /* # of heads in this partition */ 56*0Sstevel@tonic-gate unsigned short dkl_nsect; /* # of 512 byte sectors per track */ 57*0Sstevel@tonic-gate unsigned short dkl_obs3; /* obsolete */ 58*0Sstevel@tonic-gate unsigned short dkl_obs4; /* obsolete */ 59*0Sstevel@tonic-gate /* */ 60*0Sstevel@tonic-gate struct dk_map { /* logical partitions */ 61*0Sstevel@tonic-gate daddr_t dkl_cylno; /* starting cylinder */ 62*0Sstevel@tonic-gate daddr_t dkl_nblk; /* number of blocks */ 63*0Sstevel@tonic-gate } dkl_map[NDKMAP]; 64*0Sstevel@tonic-gate unsigned short dkl_magic; /* identifies this label format */ 65*0Sstevel@tonic-gate unsigned short dkl_cksum; /* xor checksum of sector */ 66*0Sstevel@tonic-gate }; 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate /* 69*0Sstevel@tonic-gate * These defines are for historic compatibility with old drivers. 70*0Sstevel@tonic-gate */ 71*0Sstevel@tonic-gate #define dkl_gap1 dkl_obs1 /* used to be gap1 */ 72*0Sstevel@tonic-gate #define dkl_gap2 dkl_obs2 /* used to be gap2 */ 73*0Sstevel@tonic-gate #define dkl_bhead dkl_obs3 /* used to be label head offset */ 74*0Sstevel@tonic-gate #define dkl_ppart dkl_obs4 /* used to by physical partition */ 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate struct fk_label { /* DOS floppy label */ 77*0Sstevel@tonic-gate u_char fkl_type; 78*0Sstevel@tonic-gate u_char fkl_magich; 79*0Sstevel@tonic-gate u_char fkl_magicl; 80*0Sstevel@tonic-gate u_char filler; 81*0Sstevel@tonic-gate }; 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate #endif /*!_sun_dklabel_h*/ 84