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/* $Id: drv_generic_gpio.h 1051 2009-11-05 08:02:32Z peterbailey $
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* $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_generic_gpio.h $
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* generic driver helper for GPIO's
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* Copyright (C) 2005 Michael Reinelt <michael@reinelt.co.at>
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* Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
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* This file is part of LCD4Linux.
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* LCD4Linux is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* LCD4Linux is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#ifndef _DRV_GENERIC_GPO_H_
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#define _DRV_GENERIC_GPO_H_
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extern int GPIS; /* number of GPI's */
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extern int GPOS; /* number of GPO's */
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/* these function must be implemented by the real driver */
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extern int (*drv_generic_gpio_real_set) (const int num, const int val);
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extern int (*drv_generic_gpio_real_get) (const int num);
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/* generic functions and widget callbacks */
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int drv_generic_gpio_init(const char *section, const char *driver);
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int drv_generic_gpio_clear(void);
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int drv_generic_gpio_get(const int num);
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int drv_generic_gpio_draw(WIDGET * W);
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int drv_generic_gpio_quit(void);