Change sendfile() to use the new m_ext callback scheme for cleaning up after
[dragonfly.git] / sys / sys / pciio.h
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1/*-
2 * Copyright (c) 1997, Stefan Esser <se@FreeBSD.ORG>
3 * Copyright (c) 1997, 1998, 1999, Kenneth D. Merry <ken@FreeBSD.ORG>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice unmodified, this list of conditions, and the following
11 * disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 * $FreeBSD: src/sys/sys/pciio.h,v 1.5 1999/12/08 17:44:04 ken Exp $
1de703da 28 * $DragonFly: src/sys/sys/pciio.h,v 1.2 2003/06/17 04:28:58 dillon Exp $
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29 *
30 */
31
32#ifndef _SYS_PCIIO_H_
33#define _SYS_PCIIO_H_
34
35#include <sys/ioccom.h>
36
37#define PCI_MAXNAMELEN 16
38
39typedef enum {
40 PCI_GETCONF_LAST_DEVICE,
41 PCI_GETCONF_LIST_CHANGED,
42 PCI_GETCONF_MORE_DEVS,
43 PCI_GETCONF_ERROR
44} pci_getconf_status;
45
46typedef enum {
47 PCI_GETCONF_NO_MATCH = 0x00,
48 PCI_GETCONF_MATCH_BUS = 0x01,
49 PCI_GETCONF_MATCH_DEV = 0x02,
50 PCI_GETCONF_MATCH_FUNC = 0x04,
51 PCI_GETCONF_MATCH_NAME = 0x08,
52 PCI_GETCONF_MATCH_UNIT = 0x10,
53 PCI_GETCONF_MATCH_VENDOR = 0x20,
54 PCI_GETCONF_MATCH_DEVICE = 0x40,
55 PCI_GETCONF_MATCH_CLASS = 0x80
56} pci_getconf_flags;
57
58struct pcisel {
59 u_int8_t pc_bus; /* bus number */
60 u_int8_t pc_dev; /* device on this bus */
61 u_int8_t pc_func; /* function on this device */
62};
63
64struct pci_conf {
65 struct pcisel pc_sel; /* bus+slot+function */
66 u_int8_t pc_hdr; /* PCI header type */
67 u_int16_t pc_subvendor; /* card vendor ID */
68 u_int16_t pc_subdevice; /* card device ID, assigned by
69 card vendor */
70 u_int16_t pc_vendor; /* chip vendor ID */
71 u_int16_t pc_device; /* chip device ID, assigned by
72 chip vendor */
73 u_int8_t pc_class; /* chip PCI class */
74 u_int8_t pc_subclass; /* chip PCI subclass */
75 u_int8_t pc_progif; /* chip PCI programming interface */
76 u_int8_t pc_revid; /* chip revision ID */
77 char pd_name[PCI_MAXNAMELEN + 1]; /* device name */
78 u_long pd_unit; /* device unit number */
79};
80
81struct pci_match_conf {
82 struct pcisel pc_sel; /* bus+slot+function */
83 char pd_name[PCI_MAXNAMELEN + 1]; /* device name */
84 u_long pd_unit; /* Unit number */
85 u_int16_t pc_vendor; /* PCI Vendor ID */
86 u_int16_t pc_device; /* PCI Device ID */
87 u_int8_t pc_class; /* PCI class */
88 pci_getconf_flags flags; /* Matching expression */
89};
90
91struct pci_conf_io {
92 u_int32_t pat_buf_len; /* pattern buffer length */
93 u_int32_t num_patterns; /* number of patterns */
94 struct pci_match_conf *patterns; /* pattern buffer */
95 u_int32_t match_buf_len; /* match buffer length */
96 u_int32_t num_matches; /* number of matches returned */
97 struct pci_conf *matches; /* match buffer */
98 u_int32_t offset; /* offset into device list */
99 u_int32_t generation; /* device list generation */
100 pci_getconf_status status; /* request status */
101};
102
103struct pci_io {
104 struct pcisel pi_sel; /* device to operate on */
105 int pi_reg; /* configuration register to examine */
106 int pi_width; /* width (in bytes) of read or write */
107 u_int32_t pi_data; /* data to write or result of read */
108};
109
110
111#define PCIOCGETCONF _IOWR('p', 1, struct pci_conf_io)
112#define PCIOCREAD _IOWR('p', 2, struct pci_io)
113#define PCIOCWRITE _IOWR('p', 3, struct pci_io)
114#define PCIOCATTACHED _IOWR('p', 4, struct pci_io)
115
116#endif /* !_SYS_PCIIO_H_ */