NetBSD/sys/dev/spi/spi_io.h

54 lines
1.9 KiB
C

/* $NetBSD: spi_io.h,v 1.1 2019/02/23 10:43:25 mlelstv Exp $ */
/*
* Copyright (c) 2019 Michael van Elst
* 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.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
* 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.
*/
#ifndef _DEV_SPI_SPI_IO_H_
#define _DEV_SPI_SPI_IO_H_
#include <sys/types.h>
#include <sys/ioccom.h>
#include <sys/uio.h>
typedef struct spi_ioctl_configure {
int sic_addr;
int sic_mode;
int sic_speed;
} spi_ioctl_configure_t;
typedef struct spi_ioctl_transfer {
int sit_addr;
const void *sit_send;
size_t sit_sendlen;
void *sit_recv;
size_t sit_recvlen;
} spi_ioctl_transfer_t;
#define SPI_IOCTL_CONFIGURE _IOW('S', 0, spi_ioctl_configure_t)
#define SPI_IOCTL_TRANSFER _IOW('S', 1, spi_ioctl_transfer_t)
#endif /* _DEV_SPI_SPI_IO_H_ */