From 471d7380bd54c83cf6d090a144c288197b02db40 Mon Sep 17 00:00:00 2001 From: Zheng Da Date: Mon, 1 Feb 2010 15:13:08 +0100 Subject: check in libmachdev. --- libmachdev/ds_routines.h | 55 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 libmachdev/ds_routines.h (limited to 'libmachdev/ds_routines.h') diff --git a/libmachdev/ds_routines.h b/libmachdev/ds_routines.h new file mode 100644 index 00000000..e314e80e --- /dev/null +++ b/libmachdev/ds_routines.h @@ -0,0 +1,55 @@ +/* + * Mach Operating System + * Copyright (c) 1991,1990,1989 Carnegie Mellon University + * All Rights Reserved. + * + * Permission to use, copy, modify and distribute this software and its + * documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR + * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie Mellon + * the rights to redistribute these changes. + */ +/* + * Author: David B. Golub, Carnegie Mellon University + * Date: 8/89 + * + * Device service utility routines. + */ + +#ifndef DS_ROUTINES_H +#define DS_ROUTINES_H + +#include + +#include "io_req.h" + +/* + * Map for device IO memory. + */ +//vm_map_t device_io_map; + +kern_return_t device_read_alloc(io_req_t, vm_size_t); +kern_return_t device_write_get(io_req_t, boolean_t *); +boolean_t device_write_dealloc(io_req_t); + +boolean_t ds_open_done(io_req_t); +boolean_t ds_read_done(io_req_t); +boolean_t ds_write_done(io_req_t); + +void iowait (io_req_t ior); + +#endif /* DS_ROUTINES_H */ -- cgit v1.2.3