1/* $NetBSD: fwohcivar.h,v 1.34 2012/08/04 03:55:43 riastradh Exp $ */
2
3/*-
4 * Copyright (c) 2003 Hidetoshi SHimokawa
5 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi SHimokawa
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the acknowledgement as bellow:
18 *
19 * This product includes software developed by K. Kobayashi and H. Shimokawa
20 *
21 * 4. The name of the author may not be used to endorse or promote products
22 * derived from this software without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
26 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
32 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
33 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 *
36 * $FreeBSD: src/sys/dev/firewire/fwohcivar.h,v 1.16 2007/06/06 14:31:36 simokawa Exp $
37 *
38 */
39#ifndef _FWOHCIVAR_H_
40#define _FWOHCIVAR_H_
41
42struct fwohci_softc {
43 struct firewire_comm fc;
44 bus_space_tag_t bst;
45 bus_space_handle_t bsh;
46 bus_size_t bssize;
47 struct fwohci_dbch {
48 int off;
49 u_int ndb;
50 u_int ndesc;
51 STAILQ_HEAD(, fwohcidb_tr) db_trq;
52 struct fwohcidb_tr *top;
53 struct fwohcidb_tr *bottom;
54 struct fwohcidb_tr *pdb_tr;
55 struct fw_xferq xferq;
56 int flags;
57#define FWOHCI_DBCH_INIT (1<<0)
58#define FWOHCI_DBCH_FULL (1<<1)
59 /* used only in receive context */
60 int buf_offset; /* signed */
61#define FWOHCI_DBCH_MAX_PAGES 32
62 /* Context programs buffer */
63 struct fwdma_alloc_multi *am;
64 } arrq, arrs, atrq, atrs, it[OHCI_DMA_ITCH], ir[OHCI_DMA_IRCH];
65 u_int maxrec;
66 uint32_t *sid_buf;
67 struct fwdma_alloc sid_dma;
68 struct fwdma_alloc crom_dma;
69 struct fwdma_alloc dummy_dma;
70 uint32_t intmask;
71 uint32_t intstat;
72 uint32_t irstat;
73 uint32_t itstat;
74 int cycle_lost;
75};
76
77#define OWRITE(sc, r, x) bus_space_write_4((sc)->bst, (sc)->bsh, (r), (x))
78#define OREAD(sc, r) bus_space_read_4((sc)->bst, (sc)->bsh, (r))
79
80void fwohci_init(struct fwohci_softc *);
81int fwohci_attach(struct fwohci_softc *);
82int fwohci_detach(struct fwohci_softc *, int);
83int fwohci_intr(void *arg);
84int fwohci_resume(struct fwohci_softc *);
85int fwohci_stop(struct fwohci_softc *);
86
87#endif /* _FWOHCIVAR_H_ */
88