root/branches/0.10.1/drv_generic_gpio.h

Revision 728, 1.5 kB (checked in by michael, 2 years ago)

changed $Revision to $Rev
  • Property svn:keywords set to Id URL Rev
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1/* $Id$
2 * $URL$
3 *
4 * generic driver helper for GPIO's
5 *
6 * Copyright (C) 2005 Michael Reinelt <reinelt@eunet.at>
7 * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
8 *
9 * This file is part of LCD4Linux.
10 *
11 * LCD4Linux is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2, or (at your option)
14 * any later version.
15 *
16 * LCD4Linux is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *
25 */
26
27
28#ifndef _DRV_GENERIC_GPO_H_
29#define _DRV_GENERIC_GPO_H_
30
31#include "widget.h"
32
33extern int GPIS;    /* number of GPO's */
34extern int GPOS;    /* number of GPO's */
35
36/* these function must be implemented by the real driver */
37extern int (*drv_generic_gpio_real_set) (const int num, const int val);
38extern int (*drv_generic_gpio_real_get) (const int num);
39
40/* generic functions and widget callbacks */
41int drv_generic_gpio_init(const char *section, const char *driver);
42int drv_generic_gpio_clear(void);
43int drv_generic_gpio_get(const int num);
44int drv_generic_gpio_draw(WIDGET * W);
45int drv_generic_gpio_quit(void);
46
47#endif
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