1 /* $NetBSD: ohcivar.h,v 1.30 2001/12/31 12:20:35 augustss Exp $ */
5 * Copyright (c) 1998 The NetBSD Foundation, Inc.
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Lennart Augustsson (lennart@augustsson.net) at
10 * Carlstedt Research & Technology.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This product includes software developed by the NetBSD
23 * Foundation, Inc. and its contributors.
24 * 4. Neither the name of The NetBSD Foundation nor the names of its
25 * contributors may be used to endorse or promote products derived
26 * from this software without specific prior written permission.
28 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38 * POSSIBILITY OF SUCH DAMAGE.
41 typedef struct ohci_soft_ed {
43 struct ohci_soft_ed *next;
44 ohci_physaddr_t physaddr;
46 #define OHCI_SED_SIZE ((sizeof (struct ohci_soft_ed) + OHCI_ED_ALIGN - 1) / OHCI_ED_ALIGN * OHCI_ED_ALIGN)
47 #define OHCI_SED_CHUNK (PAGE_SIZE / OHCI_SED_SIZE)
49 typedef struct ohci_soft_td {
51 struct ohci_soft_td *nexttd; /* mirrors nexttd in TD */
52 struct ohci_soft_td *dnext; /* next in done list */
53 ohci_physaddr_t physaddr;
54 LIST_ENTRY(ohci_soft_td) hnext;
55 usbd_xfer_handle xfer;
58 #define OHCI_CALL_DONE 0x0001
59 #define OHCI_ADD_LEN 0x0002
61 #define OHCI_STD_SIZE ((sizeof (struct ohci_soft_td) + OHCI_TD_ALIGN - 1) / OHCI_TD_ALIGN * OHCI_TD_ALIGN)
62 #define OHCI_STD_CHUNK (PAGE_SIZE / OHCI_STD_SIZE)
64 typedef struct ohci_soft_itd {
66 struct ohci_soft_itd *nextitd; /* mirrors nexttd in ITD */
67 struct ohci_soft_itd *dnext; /* next in done list */
68 ohci_physaddr_t physaddr;
69 LIST_ENTRY(ohci_soft_itd) hnext;
70 usbd_xfer_handle xfer;
72 #define OHCI_ITD_ACTIVE 0x0010 /* Hardware op in progress */
73 #define OHCI_ITD_INTFIN 0x0020 /* Hw completion interrupt seen.*/
78 #define OHCI_SITD_SIZE ((sizeof (struct ohci_soft_itd) + OHCI_ITD_ALIGN - 1) / OHCI_ITD_ALIGN * OHCI_ITD_ALIGN)
79 #define OHCI_SITD_CHUNK (PAGE_SIZE / OHCI_SITD_SIZE)
81 #define OHCI_NO_EDS (2*OHCI_NO_INTRS-1)
83 #define OHCI_HASH_SIZE 128
85 #define OHCI_SCFLG_DONEINIT 0x0001 /* ohci_init() done. */
87 typedef struct ohci_softc {
88 struct usbd_bus sc_bus; /* base device */
91 bus_space_handle_t ioh;
96 struct resource *io_res;
97 struct resource *irq_res;
100 struct ohci_hcca *sc_hcca;
101 ohci_soft_ed_t *sc_eds[OHCI_NO_EDS];
102 u_int sc_bws[OHCI_NO_INTRS];
104 u_int32_t sc_eintrs; /* enabled interrupts */
106 ohci_soft_ed_t *sc_isoc_head;
107 ohci_soft_ed_t *sc_ctrl_head;
108 ohci_soft_ed_t *sc_bulk_head;
110 LIST_HEAD(, ohci_soft_td) sc_hash_tds[OHCI_HASH_SIZE];
111 LIST_HEAD(, ohci_soft_itd) sc_hash_itds[OHCI_HASH_SIZE];
114 u_int8_t sc_addr; /* device address */
115 u_int8_t sc_conf; /* device configuration */
117 #ifdef USB_USE_SOFTINTR
119 #endif /* USB_USE_SOFTINTR */
121 ohci_soft_ed_t *sc_freeeds;
122 ohci_soft_td_t *sc_freetds;
123 ohci_soft_itd_t *sc_freeitds;
125 STAILQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
127 usbd_xfer_handle sc_intrxfer;
129 ohci_soft_itd_t *sc_sidone;
130 ohci_soft_td_t *sc_sdone;
135 #if defined(__NetBSD__) || defined(__OpenBSD__)
136 void *sc_powerhook; /* cookie from power hook */
137 void *sc_shutdownhook; /* cookie from shutdown hook */
139 u_int32_t sc_control; /* Preserved during suspend/standby */
142 u_int sc_overrun_cnt;
143 struct timeval sc_overrun_ntc;
145 struct callout sc_tmo_rhsc;
150 struct usbd_xfer xfer;
151 struct usb_task abort_task;
152 u_int32_t ohci_xfer_flags;
154 #define OHCI_XFER_ABORTING 0x01 /* xfer is aborting. */
155 #define OHCI_XFER_ABORTWAIT 0x02 /* abort completion is being awaited. */
157 #define OXFER(xfer) ((struct ohci_xfer *)(xfer))
158 #define MS_TO_TICKS(ms) ((ms) * hz / 1000)
160 usbd_status ohci_init(ohci_softc_t *);
161 void ohci_intr(void *);
162 int ohci_detach(ohci_softc_t *, int);
163 void ohci_shutdown(void *v);
164 void ohci_power(int state, void *priv);