0a63f01fef
st0 at atapibus0 drive 1: <Seagate STT8000A, , 5.51> type 1 sequential removable Major changes may still happen in order to properly support other ATAPI tape drives.
123 lines
5.2 KiB
C
123 lines
5.2 KiB
C
/* $NetBSD: atapi_tape.h,v 1.1 2001/06/18 09:05:05 bouyer Exp $ */
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/*-
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* Copyright (c) 1998,1999,2000,2001 Søren Schmidt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/sys/dev/ata/atapi-tape.h,v 1.15 2001/03/14 12:05:44 sos Exp $
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*/
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/* defines for the device specific byte in the mode select/sense header */
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#define SMH_DSP_BUFF_MODE 0x70
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#define SMH_DSP_BUFF_MODE_OFF 0x00
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#define SMH_DSP_BUFF_MODE_ON 0x10
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#define SMH_DSP_BUFF_MODE_MLTI 0x20
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#define SMH_DSP_WRITE_PROT 0x80
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/* ATAPI tape drive Capabilities and Mechanical Status Page */
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struct atapi_cappage {
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/* mode page data header */
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struct scsipi_mode_header header;
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/* capabilities page */
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u_int8_t page_code;
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#define ATAPI_TAPE_CAP_PAGE 0x2a
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u_int8_t page_length; /* page Length == 0x12 */
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u_int8_t reserved2;
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u_int8_t reserved3;
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u_int8_t cap1;
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#define ATAPI_TAPE_CAP_PAGE_RO 0x01; /* read Only Mode */
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#define ATAPI_TAPE_CAP_PAGE_REV 0x20; /* supports reverse direction */
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#define ATAPI_TAPE_CAP_PAGE_
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u_int8_t cap2;
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#define ATAPI_TAPE_CAP_PAGE_EF 0x08; /* supports ERASE formatting */
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#define ATAPI_TAPE_CAP_PAGE_QFA 0x20 /* supports QFA formats */
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u_int8_t cap3;
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#define ATAPI_TAPE_CAP_PAGE_LCK 0x01 /* supports locking media */
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#define ATAPI_TAPE_CAP_PAGE_LCKED 0x02 /* the media is locked */
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#define ATAPI_TAPE_CAP_PAGE_PRV 0x04 /* defaults to prevent state */
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#define ATAPI_TAPE_CAP_PAGE_EJ 0x08 /* supports eject */
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#define ATAPI_TAPE_CAP_PAGE_DIS 0x10 /* can break request > ctl */
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#define ATAPI_TAPE_CAP_PAGE_ECC 0x40 /* supports error correction */
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#define ATAPI_TAPE_CAP_PAGE_CMP 0x80 /* supports data compression */
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u_int8_t cap4;
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#define ATAPI_TAPE_CAP_PAGE_BLK512 0x02 /* supports 512b block size */
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#define ATAPI_TAPE_CAP_PAGE_BLK1K 0x04 /* supports 1024b block size */
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#define ATAPI_TAPE_CAP_PAGE_BLK32K 0x80 /* supports 32kb block size */
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u_int16_t max_speed; /* supported speed in KBps */
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u_int16_t max_defects; /* max stored defect entries */
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u_int16_t ctl; /* continuous transfer limit */
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u_int16_t speed; /* current Speed, in KBps */
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u_int16_t buffer_size; /* buffer Size, in 512 bytes */
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u_int8_t reserved18;
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u_int8_t reserved19;
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};
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/* ATAPI OnStream ADR data transfer mode page (ADR unique) */
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struct ast_transferpage {
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/* mode page data header */
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u_int8_t data_length; /* total length of data */
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u_int8_t medium_type; /* medium type (if any) */
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u_int8_t dsp; /* device specific parameter */
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u_int8_t blk_desc_len; /* block Descriptor Length */
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/* data transfer page */
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u_int8_t page_code :6;
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#define ATAPI_TAPE_TRANSFER_PAGE 0x30
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u_int8_t reserved0_6 :1;
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u_int8_t ps :1; /* parameters saveable */
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u_int8_t page_length; /* page Length == 0x02 */
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u_int8_t reserved2;
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u_int8_t read32k :1; /* 32k blk size (data only) */
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u_int8_t read32k5 :1; /* 32.5k blk size (data&AUX) */
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u_int8_t reserved3_23 :2;
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u_int8_t write32k :1; /* 32k blk size (data only) */
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u_int8_t write32k5 :1; /* 32.5k blk size (data&AUX) */
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u_int8_t reserved3_6 :1;
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u_int8_t streaming :1; /* streaming mode enable */
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};
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/* ATAPI OnStream ADR vendor identification mode page (ADR unique) */
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struct ast_identifypage {
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/* mode page data header */
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u_int8_t data_length; /* total length of data */
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u_int8_t medium_type; /* medium type (if any) */
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u_int8_t dsp; /* device specific parameter */
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u_int8_t blk_desc_len; /* block Descriptor Length */
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/* data transfer page */
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u_int8_t page_code :6;
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#define ATAPI_TAPE_IDENTIFY_PAGE 0x36
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u_int8_t reserved0_6 :1;
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u_int8_t ps :1; /* parameters saveable */
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u_int8_t page_length; /* page Length == 0x06 */
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u_int8_t ident[4]; /* host id string */
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u_int8_t reserved6;
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u_int8_t reserved7;
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};
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