1 /* $NetBSD: pdinfo.h,v 1.3 2008/04/28 20:23:18 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _EWS4800MIPS_PDINFO_H_ 33 #define _EWS4800MIPS_PDINFO_H_ 34 35 /* Phisical Disk INFOrmation */ 36 37 #define PDINFO_SECTOR 8 /* sector */ 38 #define PDINFO_MAGIC 0xca5e600d 39 #define PDINFO_VERSION 2 40 41 struct disk_geometory { 42 uint32_t cylinders_per_drive; /* 24 */ 43 uint32_t tracks_per_cylinder; /* 28 */ 44 uint32_t sectors_per_track; /* 32 */ 45 uint32_t bytes_per_sector; /* 36 */ 46 } __attribute__((__packed__)); 47 48 /* UX internal use */ 49 struct disk_ux { 50 uint32_t errorlog_sector; /* 44 */ 51 uint32_t errorlog_size_byte; /* 48 */ 52 uint32_t mfg_sector; /* 52 */ 53 uint32_t mfg_size_byte; /* 56 */ 54 uint32_t defect_sector; /* 60 */ 55 uint32_t defect_size_byte; /* 64 */ 56 uint32_t n_relocation_area; /* 68 */ 57 uint32_t relocation_area_sector; /* 72 */ 58 uint32_t relocation_area_size_byte; /* 76 */ 59 uint32_t next_relocation_area; /* 80 */ 60 uint32_t diag_sector; /* 84 */ 61 uint32_t diag_size; /* 88 */ 62 uint32_t gap_size; /* 92 */ 63 } __attribute__((__packed__)); 64 65 /* Sector image */ 66 struct pdinfo_sector { 67 uint32_t drive_id; /* 0 */ 68 uint32_t magic; /* 4 */ 69 uint32_t version; /* 8 */ 70 int8_t device_serial_number[12]; /* 12 */ 71 struct disk_geometory geometory; /* 24 */ 72 uint32_t logical_sector; /* 40 */ 73 struct disk_ux ux; /* 44 */ 74 uint32_t device_depend[104]; /* 96 */ 75 } __attribute__((__packed__)); /* 512 byte */ 76 77 #if defined(_KERNEL) || defined(_STANDALONE) 78 bool pdinfo_sector(void *, struct pdinfo_sector *); 79 bool pdinfo_sanity(const struct pdinfo_sector *); 80 bool pdinfo_valid(const struct pdinfo_sector *); 81 #endif 82 83 #endif /* _EWS4800MIPS_PDINFO_H_ */ 84