1 /* $NetBSD: ohcivar.h,v 1.18 2000/01/18 20:11:00 augustss Exp $ */
2 /* $FreeBSD: src/sys/dev/usb/ohcivar.h,v 1.15.2.4 2000/10/31 23:23:29 n_hibma Exp $ */
3 /* $DragonFly: src/sys/bus/usb/ohcivar.h,v 1.2 2003/06/17 04:28:32 dillon Exp $ */
6 * Copyright (c) 1998 The NetBSD Foundation, Inc.
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by Lennart Augustsson (lennart@augustsson.net) at
11 * Carlstedt Research & Technology.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the NetBSD
24 * Foundation, Inc. and its contributors.
25 * 4. Neither the name of The NetBSD Foundation nor the names of its
26 * contributors may be used to endorse or promote products derived
27 * from this software without specific prior written permission.
29 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
30 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
31 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
32 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
33 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGE.
42 typedef struct ohci_soft_ed {
44 struct ohci_soft_ed *next;
45 ohci_physaddr_t physaddr;
47 #define OHCI_SED_SIZE ((sizeof (struct ohci_soft_ed) + OHCI_ED_ALIGN - 1) / OHCI_ED_ALIGN * OHCI_ED_ALIGN)
48 #define OHCI_SED_CHUNK 128
50 typedef struct ohci_soft_td {
52 struct ohci_soft_td *nexttd; /* mirrors nexttd in TD */
53 struct ohci_soft_td *dnext; /* next in done list */
54 ohci_physaddr_t physaddr;
55 LIST_ENTRY(ohci_soft_td) hnext;
56 usbd_xfer_handle xfer;
59 #define OHCI_CALL_DONE 0x0001
60 #define OHCI_ADD_LEN 0x0002
61 #define OHCI_TD_HANDLED 0x0004 /* signal process_done has seen it */
63 #define OHCI_STD_SIZE ((sizeof (struct ohci_soft_td) + OHCI_TD_ALIGN - 1) / OHCI_TD_ALIGN * OHCI_TD_ALIGN)
64 #define OHCI_STD_CHUNK 128
66 typedef struct ohci_soft_itd {
68 struct ohci_soft_itd *nextitd; /* mirrors nexttd in ITD */
69 ohci_physaddr_t physaddr;
71 #define OHCI_SITD_SIZE ((sizeof (struct ohci_soft_itd) + OHCI_ITD_ALIGN - 1) / OHCI_ITD_ALIGN * OHCI_ITD_ALIGN)
72 #define OHCI_SITD_CHUNK 64
74 #define OHCI_NO_EDS (2*OHCI_NO_INTRS-1)
76 #define OHCI_HASH_SIZE 128
78 typedef struct ohci_softc {
79 struct usbd_bus sc_bus; /* base device */
81 bus_space_handle_t ioh;
83 #if defined(__FreeBSD__)
86 struct resource *io_res;
87 struct resource *irq_res;
91 struct ohci_hcca *sc_hcca;
92 ohci_soft_ed_t *sc_eds[OHCI_NO_EDS];
93 u_int sc_bws[OHCI_NO_INTRS];
95 u_int32_t sc_eintrs; /* enabled interrupts */
97 ohci_soft_ed_t *sc_isoc_head;
98 ohci_soft_ed_t *sc_ctrl_head;
99 ohci_soft_ed_t *sc_bulk_head;
101 LIST_HEAD(, ohci_soft_td) sc_hash_tds[OHCI_HASH_SIZE];
104 u_int8_t sc_addr; /* device address */
105 u_int8_t sc_conf; /* device configuration */
107 ohci_soft_ed_t *sc_freeeds;
108 ohci_soft_td_t *sc_freetds;
109 ohci_soft_itd_t *sc_freeitds;
111 SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
113 usbd_xfer_handle sc_intrxfer;
118 #if defined(__NetBSD__)
120 void *sc_shutdownhook; /* cookie from shutdown hook */
123 device_ptr_t sc_child;
126 usbd_status ohci_init(ohci_softc_t *);
127 int ohci_intr(void *);
128 #if defined(__NetBSD__) || defined(__OpenBSD__)
129 int ohci_detach(ohci_softc_t *, int);
130 int ohci_activate(device_ptr_t, enum devact);
133 #define MS_TO_TICKS(ms) ((ms) * hz / 1000)