1 /* $NetBSD: diskio.h,v 1.1 2000/08/29 15:10:16 takemura Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 Tomohide Saito. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 */ 29 30 /* "fake" diskio.h */ 31 32 #define DISK_IOCTL_GETINFO 1 33 #define DISK_IOCTL_READ 2 34 #define DISK_INFO_FLAG_MBR 0x00000001 35 #define DISK_INFO_FLAG_CHS_UNCERTAIN 0x00000002 36 #define DISK_INFO_FLAG_UNFORMATTED 0x00000004 37 #define DISK_INFO_FLAG_PAGEABLE 0x00000008 38 39 typedef struct { 40 long pad1; 41 DWORD di_bytes_per_sect;/* offset 4 */ 42 DWORD di_cylinders; /* offset 8 */ 43 DWORD di_heads; /* offset 12 */ 44 DWORD di_sectors; /* offset 16 */ 45 DWORD di_flags; /* offset 20 */ 46 } DISK_INFO; /* sizeof(DISK_INFO) = 24 */ 47 48 typedef struct _SG_REQ { 49 DWORD sr_start; /* offset 0 */ 50 DWORD sr_num_sec; /* offset 4 */ 51 DWORD sr_num_sg; /* offset 8 */ 52 DWORD sr_status; /* offset 12 */ 53 DWORD (*sr_callback)(struct _SG_REQ *); /* offset 16 */ 54 struct { /* offset 20 */ 55 PUCHAR sb_buf; /* offset 0 */ 56 DWORD sb_len; /* offset 4 */ 57 } sr_sglist[1]; /* sizeof(sr_sglist[]) = 8 */ 58 } SG_REQ; /* sizeof(SG_REQ) = 28 */ 59