pdinfo.h revision 1.2
1 /* $NetBSD: pdinfo.h,v 1.2 2007/02/21 22:59:41 thorpej 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _EWS4800MIPS_PDINFO_H_ 40 #define _EWS4800MIPS_PDINFO_H_ 41 42 /* Phisical Disk INFOrmation */ 43 44 #define PDINFO_SECTOR 8 /* sector */ 45 #define PDINFO_MAGIC 0xca5e600d 46 #define PDINFO_VERSION 2 47 48 struct disk_geometory { 49 uint32_t cylinders_per_drive; /* 24 */ 50 uint32_t tracks_per_cylinder; /* 28 */ 51 uint32_t sectors_per_track; /* 32 */ 52 uint32_t bytes_per_sector; /* 36 */ 53 } __attribute__((__packed__)); 54 55 /* UX internal use */ 56 struct disk_ux { 57 uint32_t errorlog_sector; /* 44 */ 58 uint32_t errorlog_size_byte; /* 48 */ 59 uint32_t mfg_sector; /* 52 */ 60 uint32_t mfg_size_byte; /* 56 */ 61 uint32_t defect_sector; /* 60 */ 62 uint32_t defect_size_byte; /* 64 */ 63 uint32_t n_relocation_area; /* 68 */ 64 uint32_t relocation_area_sector; /* 72 */ 65 uint32_t relocation_area_size_byte; /* 76 */ 66 uint32_t next_relocation_area; /* 80 */ 67 uint32_t diag_sector; /* 84 */ 68 uint32_t diag_size; /* 88 */ 69 uint32_t gap_size; /* 92 */ 70 } __attribute__((__packed__)); 71 72 /* Sector image */ 73 struct pdinfo_sector { 74 uint32_t drive_id; /* 0 */ 75 uint32_t magic; /* 4 */ 76 uint32_t version; /* 8 */ 77 int8_t device_serial_number[12]; /* 12 */ 78 struct disk_geometory geometory; /* 24 */ 79 uint32_t logical_sector; /* 40 */ 80 struct disk_ux ux; /* 44 */ 81 uint32_t device_depend[104]; /* 96 */ 82 } __attribute__((__packed__)); /* 512 byte */ 83 84 #if defined(_KERNEL) || defined(_STANDALONE) 85 bool pdinfo_sector(void *, struct pdinfo_sector *); 86 bool pdinfo_sanity(const struct pdinfo_sector *); 87 bool pdinfo_valid(const struct pdinfo_sector *); 88 #endif 89 90 #endif /* _EWS4800MIPS_PDINFO_H_ */ 91
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