/**
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* @note Copyright (C) 2016 Philippe Gerum <rpm@xenomai.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program 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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*
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _RTDM_UAPI_GPIO_H
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#define _RTDM_UAPI_GPIO_H
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struct rtdm_gpio_readout {
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nanosecs_abs_t timestamp;
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__s32 value;
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};
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#define GPIO_RTIOC_DIR_OUT _IOW(RTDM_CLASS_GPIO, 0, int)
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#define GPIO_RTIOC_DIR_IN _IO(RTDM_CLASS_GPIO, 1)
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#define GPIO_RTIOC_IRQEN _IOW(RTDM_CLASS_GPIO, 2, int) /* GPIO trigger */
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#define GPIO_RTIOC_IRQDIS _IO(RTDM_CLASS_GPIO, 3)
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#define GPIO_RTIOC_REQS _IO(RTDM_CLASS_GPIO, 4)
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#define GPIO_RTIOC_RELS _IO(RTDM_CLASS_GPIO, 5)
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#define GPIO_RTIOC_TS_MONO _IOR(RTDM_CLASS_GPIO, 7, int)
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#define GPIO_RTIOC_TS_REAL _IOR(RTDM_CLASS_GPIO, 8, int)
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#define GPIO_RTIOC_TS GPIO_RTIOC_TS_REAL
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#define GPIO_TRIGGER_NONE 0x0 /* unspecified */
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#define GPIO_TRIGGER_EDGE_RISING 0x1
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#define GPIO_TRIGGER_EDGE_FALLING 0x2
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#define GPIO_TRIGGER_LEVEL_HIGH 0x4
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#define GPIO_TRIGGER_LEVEL_LOW 0x8
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#define GPIO_TRIGGER_MASK 0xf
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#endif /* !_RTDM_UAPI_GPIO_H */
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