FreeBSD/Linux Kernel Cross Reference
sys/dev/ata/ata_if.m
1 # Copyright (c) 2004 - 2008 Søren Schmidt <sos@FreeBSD.org>
2 # All rights reserved.
3 #
4 # Redistribution and use in source and binary forms, with or without
5 # modification, are permitted provided that the following conditions
6 # are met:
7 # 1. Redistributions of source code must retain the above copyright
8 # notice, this list of conditions and the following disclaimer,
9 # without modification, immediately at the beginning of the file.
10 # 2. Redistributions in binary form must reproduce the above copyright
11 # notice, this list of conditions and the following disclaimer in the
12 # documentation and/or other materials provided with the distribution.
13 #
14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 #
25 # $FreeBSD: releng/8.4/sys/dev/ata/ata_if.m 203887 2010-02-14 19:23:05Z mav $
26
27 #include <sys/bus.h>
28 #include <sys/kernel.h>
29 #include <sys/param.h>
30 #include <sys/types.h>
31 #include <sys/callout.h>
32 #include <sys/sema.h>
33 #include <sys/taskqueue.h>
34 #include <vm/uma.h>
35 #include <machine/bus.h>
36 #include <sys/ata.h>
37 #include <dev/ata/ata-all.h>
38
39 INTERFACE ata;
40
41 CODE {
42 static int ata_null_locking(device_t dev, int mode)
43 {
44 struct ata_channel *ch = device_get_softc(dev);
45
46 return ch->unit;
47 }
48 };
49 METHOD int locking {
50 device_t channel;
51 int mode;
52 } DEFAULT ata_null_locking;
53 HEADER {
54 #define ATA_LF_LOCK 0x0001
55 #define ATA_LF_UNLOCK 0x0002
56 #define ATA_LF_WHICH 0x0004
57 };
58
59 CODE {
60 static int ata_null_setmode(device_t dev, int target, int mode)
61 {
62
63 if (mode > ATA_PIO_MAX)
64 return (ATA_PIO_MAX);
65 return (mode);
66 }
67 };
68 METHOD int setmode {
69 device_t dev;
70 int target;
71 int mode;
72 } DEFAULT ata_null_setmode;
73
74 CODE {
75 static int ata_null_getrev(device_t dev, int target)
76 {
77 return (0);
78 }
79 };
80
81 METHOD int getrev {
82 device_t dev;
83 int target;
84 } DEFAULT ata_null_getrev;
85
86 METHOD void reset {
87 device_t channel;
88 } DEFAULT ata_generic_reset;
89
90 METHOD int reinit {
91 device_t dev;
92 };
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