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scsi_scanner.h revision 1.6 
      1 /*	$NetBSD: scsi_scanner.h,v 1.6 1998/02/13 08:28:38 enami Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995 Kenneth Stailey.  All rights reserved.
      5  *   modified for configurable scanner support by Joachim Koenig
      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  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Kenneth Stailey.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * SCSI scanner interface description
     35  */
     36 
     37 /* SCSI scanner commands */
     38 #define GET_IMAGE_STATUS	0x0f
     39 #define READ_BIG		0x28
     40 #define WRITE_BIG		0x2a
     41 #define OBJECT_POSITION		0x31
     42 #define GET_BUFFER_STATUS	0x34
     43 
     44 /* generic scanner command formats */
     45 
     46 struct scsi_rw_scanner {
     47 #define	READ			0x08
     48 #define WRITE			0x0a
     49 	u_int8_t opcode;
     50 	u_int8_t byte2;
     51 #define	SRW_FIXED		0x01
     52 	u_int8_t len[3];
     53 	u_int8_t control;
     54 };
     55 
     56 struct scsipi_start_stop {
     57 	u_int8_t opcode;
     58 	u_int8_t byte2;
     59 	u_int8_t unused[2];
     60 	u_int8_t how;
     61 #define	SSS_STOP		0x00
     62 #define	SSS_START		0x01
     63 #define	SSS_LOEJ		0x02
     64 	u_int8_t control;
     65 };
     66 
     67 struct scsi_set_window {
     68 #define SET_WINDOW		0x24 /* set params of image area and windows */
     69 #define GET_WINDOW		0x25
     70 	u_int8_t opcode;
     71 	u_int8_t byte2;
     72 	u_int8_t reserved[4];
     73 	u_int8_t len[3];
     74 	u_int8_t control;
     75 };
     76 
     77 struct scsi_window_header {
     78 	u_int8_t reserved[6];
     79 	u_int8_t len[2];
     80 };
     81 
     82 struct scsi_window_data {
     83 	u_int8_t window_id;	    /* must be zero */
     84 	u_int8_t res1:7;
     85 	u_int8_t auto_bit:1;
     86 	u_int8_t x_res[2];
     87 	u_int8_t y_res[2];
     88 	u_int8_t x_org[4];
     89 	u_int8_t y_org[4];
     90 	u_int8_t width[4];
     91 	u_int8_t length[4];
     92 	u_int8_t brightness;
     93 	u_int8_t threshold;
     94 	u_int8_t contrast;
     95 	u_int8_t image_comp;	    /* image composition (data type) */
     96 	u_int8_t bits_per_pixel;
     97 	u_int8_t halftone_pattern[2];
     98 	u_int8_t rif:1;		    /* reverse image format (mono negative) */
     99 	u_int8_t res2:4;
    100 	u_int8_t pad_type:3;
    101 	u_int8_t bit_ordering[2];
    102 	u_int8_t compression_type;
    103 	u_int8_t compression_arg;
    104 	u_int8_t res3[6];
    105 };
    106 
    107 /* mustek scsi commands */
    108 
    109 #define MUSTEK_SET_WINDOW	0x04	/* set image area and windows */
    110 #define MUSTEK_ADF		0x10	/* ADF and backtracking selection */
    111 #define MUSTEK_LUT		0x55	/* look up table download */
    112