1/*	$NetBSD: atapi_tape.h,v 1.2.16.2 2005/03/04 16:50:32 skrll Exp $	*/
2
3
4/*-
5 * Copyright (c) 1998,1999,2000,2001 S�ren Schmidt
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer,
13 *    without modification, immediately at the beginning of the file.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 *    derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * $FreeBSD: src/sys/dev/ata/atapi-tape.h,v 1.15 2001/03/14 12:05:44 sos Exp $
32 */
33
34/* defines for the device specific byte in the mode select/sense header */
35#define SMH_DSP_BUFF_MODE       0x70
36#define SMH_DSP_BUFF_MODE_OFF   0x00
37#define SMH_DSP_BUFF_MODE_ON    0x10
38#define SMH_DSP_BUFF_MODE_MLTI  0x20
39#define SMH_DSP_WRITE_PROT      0x80
40
41/* ATAPI tape drive Capabilities and Mechanical Status Page */
42struct atapi_cappage {
43    /* mode page data header */
44    struct scsi_mode_parameter_header_6 header;
45    /* capabilities page */
46    u_int8_t	page_code;
47#define ATAPI_TAPE_CAP_PAGE	0x2a
48    u_int8_t	page_length;			/* page Length == 0x12 */
49    u_int8_t	reserved2;
50    u_int8_t	reserved3;
51    u_int8_t	cap1;
52#define ATAPI_TAPE_CAP_PAGE_RO	0x01;		/* read Only Mode */
53#define ATAPI_TAPE_CAP_PAGE_REV	0x20;		/* supports reverse direction */
54    u_int8_t	cap2;
55#define ATAPI_TAPE_CAP_PAGE_EF	0x08;		/* supports ERASE formatting */
56#define ATAPI_TAPE_CAP_PAGE_QFA	0x20		/* supports QFA formats */
57    u_int8_t	cap3;
58#define ATAPI_TAPE_CAP_PAGE_LCK	0x01		/* supports locking media */
59#define ATAPI_TAPE_CAP_PAGE_LCKED 0x02		/* the media is locked */
60#define ATAPI_TAPE_CAP_PAGE_PRV	0x04		/* defaults to prevent state */
61#define ATAPI_TAPE_CAP_PAGE_EJ	0x08		/* supports eject */
62#define ATAPI_TAPE_CAP_PAGE_DIS	0x10		/* can break request > ctl */
63#define ATAPI_TAPE_CAP_PAGE_ECC	0x40		/* supports error correction */
64#define ATAPI_TAPE_CAP_PAGE_CMP	0x80		/* supports data compression */
65    u_int8_t	cap4;
66#define ATAPI_TAPE_CAP_PAGE_BLK512 0x02		/* supports 512b block size */
67#define ATAPI_TAPE_CAP_PAGE_BLK1K 0x04		/* supports 1024b block size */
68#define ATAPI_TAPE_CAP_PAGE_BLK32K 0x80		/* supports 32kb block size */
69    u_int16_t	max_speed;			/* supported speed in KBps */
70    u_int16_t	max_defects;			/* max stored defect entries */
71    u_int16_t	ctl;				/* continuous transfer limit */
72    u_int16_t	speed;				/* current Speed, in KBps */
73    u_int16_t	buffer_size;			/* buffer Size, in 512 bytes */
74    u_int8_t	reserved18;
75    u_int8_t	reserved19;
76};
77
78/* ATAPI OnStream ADR data transfer mode page (ADR unique) */
79struct ast_transferpage {
80    /* mode page data header */
81    u_int8_t	data_length;			/* total length of data */
82    u_int8_t	medium_type;			/* medium type (if any) */
83    u_int8_t	dsp;				/* device specific parameter */
84    u_int8_t	blk_desc_len;			/* block Descriptor Length */
85
86    /* data transfer page */
87    u_int8_t	page_code	:6;
88#define ATAPI_TAPE_TRANSFER_PAGE     0x30
89
90    u_int8_t	reserved0_6	:1;
91    u_int8_t	ps		:1;		/* parameters saveable */
92    u_int8_t	page_length;			/* page Length == 0x02 */
93    u_int8_t	reserved2;
94    u_int8_t	read32k		:1;		/* 32k blk size (data only) */
95    u_int8_t	read32k5	:1;		/* 32.5k blk size (data&AUX) */
96    u_int8_t	reserved3_23	:2;
97    u_int8_t	write32k	:1;		/* 32k blk size (data only) */
98    u_int8_t	write32k5	:1;		/* 32.5k blk size (data&AUX) */
99    u_int8_t	reserved3_6	:1;
100    u_int8_t	streaming	:1;		/* streaming mode enable */
101};
102
103/* ATAPI OnStream ADR vendor identification mode page (ADR unique) */
104struct ast_identifypage {
105    /* mode page data header */
106    struct scsi_mode_parameter_header_6 header;
107    /* data transfer page */
108    u_int8_t	page_code;
109#define ATAPI_TAPE_IDENTIFY_PAGE     0x36
110    u_int8_t	page_length;			/* page Length == 0x06 */
111    u_int8_t	ident[4];			/* host id string */
112    u_int8_t	reserved6;
113    u_int8_t	reserved7;
114};
115