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/*
* Tieman Voyager braille display USB driver.
*
* Copyright 2001-2002 Stephane Dalton <sdalton@videotron.ca>
* and Stéphane Doyon <s.doyon@videotron.ca>
* Maintained by Stéphane Doyon <s.doyon@videotron.ca>.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _LINUX_BRLVGER_H
#define _LINUX_BRLVGER_H
/* Ioctl request codes */
#define BRLVGER_GET_INFO 0
#define BRLVGER_DISPLAY_ON 2
#define BRLVGER_DISPLAY_OFF 3
#define BRLVGER_BUZZ 4
/* Base minor for the char devices */
#define BRLVGER_MINOR 128
/* Size of some fields */
#define BRLVGER_HWVER_SIZE 2
#define BRLVGER_FWVER_SIZE 200 /* arbitrary, a long string */
#define BRLVGER_SERIAL_BIN_SIZE 8
#define BRLVGER_SERIAL_SIZE ((2*BRLVGER_SERIAL_BIN_SIZE)+1)
struct brlvger_info {
__u8 driver_version[12];
__u8 driver_banner[200];
__u32 display_length;
/* All other char[] fields are strings except this one.
Hardware version: first byte is major, second byte is minor. */
__u8 hwver[BRLVGER_HWVER_SIZE];
__u8 fwver[BRLVGER_FWVER_SIZE];
__u8 serialnum[BRLVGER_SERIAL_SIZE];
};
#endif