| /* |
| * 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 |
