diff options
Diffstat (limited to 'sys/amd64/include/iodev.h')
| -rw-r--r-- | sys/amd64/include/iodev.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sys/amd64/include/iodev.h b/sys/amd64/include/iodev.h new file mode 100644 index 000000000000..afba7a2b0867 --- /dev/null +++ b/sys/amd64/include/iodev.h @@ -0,0 +1,46 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2004 Mark R V Murray + * 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 + * in this position and unchanged. + * 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 THE AUTHORS ``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. + */ +#ifndef _MACHINE_IODEV_H_ +#define _MACHINE_IODEV_H_ + +#ifdef _KERNEL +#include <machine/cpufunc.h> + +#define iodev_read_1 inb +#define iodev_read_2 inw +#define iodev_read_4 inl +#define iodev_write_1 outb +#define iodev_write_2 outw +#define iodev_write_4 outl + +int iodev_open(struct thread *td); +int iodev_close(struct thread *td); +int iodev_ioctl(u_long cmd, caddr_t data); + +#endif /* _KERNEL */ +#endif /* _MACHINE_IODEV_H_ */ |