58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/*
|
|
* 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
|
|
|
|
/* Number of supported devices, and range of covered minors */
|
|
#define MAX_NR_BRLVGER_DEVS 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
|