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/* $OpenBSD: scsi_scanner.h,v 1.4 1996/12/11 16:32:04 kstailey Exp $ */
/*
* Copyright (c) 1995 Kenneth Stailey. All rights reserved.
* modified for configurable scanner support by Joachim Koenig
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Kenneth Stailey.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* SCSI scanner interface description
*/
#ifndef _SCSI_SCANNER_H_
#define _SCSI_SCANNER_H_
/* SCSI scanner commands */
#define GET_IMAGE_STATUS 0x0f
#define READ_BIG 0x28
#define WRITE_BIG 0x2a
#define OBJECT_POSITION 0x31
#define GET_BUFFER_STATUS 0x34
/* generic scanner command formats */
struct scsi_rw_scanner {
#define READ 0x08
#define WRITE 0x0a
u_int8_t opcode;
u_int8_t byte2;
#define SRW_FIXED 0x01
u_int8_t len[3];
u_int8_t control;
};
struct scsi_start_stop {
u_int8_t opcode;
u_int8_t byte2;
u_int8_t unused[2];
u_int8_t how;
#define SSS_STOP 0x00
#define SSS_START 0x01
#define SSS_LOEJ 0x02
u_int8_t control;
};
struct scsi_set_window {
#define SET_WINDOW 0x24 /* set params of image area and windows */
#define GET_WINDOW 0x25
u_int8_t opcode;
u_int8_t byte2;
u_int8_t reserved[4];
u_int8_t len[3];
u_int8_t control;
};
struct scsi_window_header {
u_int8_t reserved[6];
u_int8_t len[2];
};
struct scsi_window_data {
u_int8_t window_id; /* must be zero */
u_int8_t res1:7;
u_int8_t auto_bit:1;
u_int8_t x_res[2];
u_int8_t y_res[2];
u_int8_t x_org[4];
u_int8_t y_org[4];
u_int8_t width[4];
u_int8_t length[4];
u_int8_t brightness;
u_int8_t threshold;
u_int8_t contrast;
u_int8_t image_comp; /* image composition (data type) */
u_int8_t bits_per_pixel;
u_int8_t halftone_pattern[2];
u_int8_t rif:1; /* reverse image format (mono negative) */
u_int8_t res2:4;
u_int8_t pad_type:3;
u_int8_t bit_ordering[2];
u_int8_t compression_type;
u_int8_t compression_arg;
u_int8_t res3[6];
};
/* mustek scsi commands */
#define MUSTEK_SET_WINDOW 0x04 /* set image area and windows */
#define MUSTEK_ADF 0x10 /* ADF and backtracking selection */
#define MUSTEK_LUT 0x55 /* look up table download */
#endif /* _SCSI_SCANNER_H_ */
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