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/* $OpenBSD: daadioio.h,v 1.2 2002/07/12 19:50:17 jason Exp $ */
/*
* Copyright (c) 2002 Jason L. Wright (jason@thought.net)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Jason L. Wright
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* ioctls and flags for DAADIO.
*/
struct daadio_pio {
u_int8_t dap_reg;
u_int8_t dap_val;
};
struct daadio_adc {
u_int8_t dad_reg;
u_int16_t dad_val;
};
struct daadio_dac {
u_int8_t dac_reg;
u_int16_t dac_val;
};
#define DIOGPIO _IOWR('D', 0x01, struct daadio_pio) /* get pio val */
#define DIOSPIO _IOW('D', 0x01, struct daadio_pio) /* set pio val */
#define DIOGOPIO _IOWR('D', 0x02, struct daadio_pio) /* get outp sts */
#define DIOSOPIO _IOW('D', 0x02, struct daadio_pio) /* set to outp */
#define DIOGADC _IOWR('D', 0x03, struct daadio_adc) /* get adc val */
#define DIOSDAC _IOW('D', 0x04, struct daadio_dac) /* set dac val */
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