72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*
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ChibiOS/GFX - Copyright (C) 2012
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Joel Bodenmann aka Tectu <joel@unormal.org>
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This file is part of ChibiOS/GFX.
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ChibiOS/GFX 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 3 of the License, or
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(at your option) any later version.
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ChibiOS/GFX 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, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file include/ginput/lld/toggle.h
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* @brief GINPUT header file for toggle drivers.
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*
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* @defgroup Toggle
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* @ingroup GINPUT
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* @{
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*/
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#ifndef _LLD_GINPUT_TOGGLE_H
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#define _LLD_GINPUT_TOGGLE_H
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#if GINPUT_NEED_TOGGLE || defined(__DOXYGEN__)
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// Describes how the toggle bits are obtained
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typedef struct GToggleConfig_t {
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void *id;
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unsigned mask;
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unsigned invert;
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iomode_t mode;
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} GToggleConfig;
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern const GToggleConfig GInputToggleConfigTable[GINPUT_TOGGLE_CONFIG_ENTRIES];
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void ginput_lld_toggle_init(const GToggleConfig *ptc);
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unsigned ginput_lld_toggle_getbits(const GToggleConfig *ptc);
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/* This routine is provided to low level drivers to wakeup a value read from a thread context.
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* Particularly useful if GINPUT_TOGGLE_POLL_PERIOD = TIME_INFINITE
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*/
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void ginputToggleWakeup(void);
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/* This routine is provided to low level drivers to wakeup a value read from an ISR
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* Particularly useful if GINPUT_TOGGLE_POLL_PERIOD = TIME_INFINITE
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*/
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void ginputToggleWakeupI(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* GFX_USE_GINPUT && GINPUT_NEED_TOGGLE */
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#endif /* _LLD_GINPUT_TOGGLE_H */
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/** @} */
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