54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/* $NetBSD: spi_io.h,v 1.1 2019/02/23 10:43:25 mlelstv Exp $ */
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/*
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* Copyright (c) 2019 Michael van Elst
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_SPI_SPI_IO_H_
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#define _DEV_SPI_SPI_IO_H_
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#include <sys/types.h>
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#include <sys/ioccom.h>
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#include <sys/uio.h>
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typedef struct spi_ioctl_configure {
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int sic_addr;
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int sic_mode;
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int sic_speed;
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} spi_ioctl_configure_t;
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typedef struct spi_ioctl_transfer {
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int sit_addr;
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const void *sit_send;
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size_t sit_sendlen;
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void *sit_recv;
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size_t sit_recvlen;
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} spi_ioctl_transfer_t;
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#define SPI_IOCTL_CONFIGURE _IOW('S', 0, spi_ioctl_configure_t)
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#define SPI_IOCTL_TRANSFER _IOW('S', 1, spi_ioctl_transfer_t)
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#endif /* _DEV_SPI_SPI_IO_H_ */
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