2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2012, 2016 Robert N. M. Watson
7 * This software was developed by SRI International and the University of
8 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
9 * ("CTSRD"), as part of the DARPA CRASH research programme.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #ifndef _DEV_ALTERA_AVALON_H_
36 #define _DEV_ALTERA_AVALON_H_
38 struct altera_avgen_softc {
47 * The device node and memory-mapped I/O region.
49 struct cdev *avg_cdev;
50 struct resource *avg_res;
54 * Access properties configured by device.hints.
61 * disk(9) state, if required for this device.
63 struct disk *avg_disk;
64 struct mtx avg_disk_mtx;
68 * Various flags extracted from device.hints to configure operations on the
71 #define ALTERA_AVALON_FLAG_READ 0x01
72 #define ALTERA_AVALON_FLAG_WRITE 0x02
73 #define ALTERA_AVALON_FLAG_MMAP_READ 0x04
74 #define ALTERA_AVALON_FLAG_MMAP_WRITE 0x08
75 #define ALTERA_AVALON_FLAG_MMAP_EXEC 0x10
76 #define ALTERA_AVALON_FLAG_GEOM_READ 0x20
77 #define ALTERA_AVALON_FLAG_GEOM_WRITE 0x40
79 #define ALTERA_AVALON_CHAR_READ 'r'
80 #define ALTERA_AVALON_CHAR_WRITE 'w'
81 #define ALTERA_AVALON_CHAR_EXEC 'x'
83 #define ALTERA_AVALON_STR_WIDTH "width"
84 #define ALTERA_AVALON_STR_FILEIO "fileio"
85 #define ALTERA_AVALON_STR_GEOMIO "geomio"
86 #define ALTERA_AVALON_STR_MMAPIO "mmapio"
87 #define ALTERA_AVALON_STR_DEVNAME "devname"
88 #define ALTERA_AVALON_STR_DEVUNIT "devunit"
91 * Driver setup routines from the bus attachment/teardown.
93 int altera_avgen_attach(struct altera_avgen_softc *sc,
94 const char *str_fileio, const char *str_geomio,
95 const char *str_mmapio, const char *str_devname, int devunit);
96 void altera_avgen_detach(struct altera_avgen_softc *sc);
98 extern devclass_t altera_avgen_devclass;
100 #endif /* _DEV_ALTERA_AVALON_H_ */