1 /*	$OpenBSD: ohcivar.h,v 1.20 2005/03/30 14:12:35 dlg Exp $ */
2 /*	$NetBSD: ohcivar.h,v 1.32 2003/02/22 05:24:17 tsutsui Exp $	*/
3 /*	$FreeBSD: src/sys/dev/usb/ohcivar.h,v 1.13 1999/11/17 22:33:41 n_hibma Exp $	*/
4 
5 /*
6  * Copyright (c) 1998 The NetBSD Foundation, Inc.
7  * All rights reserved.
8  *
9  * This code is derived from software contributed to The NetBSD Foundation
10  * by Lennart Augustsson (lennart@augustsson.net) at
11  * Carlstedt Research & Technology.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
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.
28  *
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.
40  */
41 
42 typedef struct ohci_soft_ed {
43 	ohci_ed_t ed;
44 	struct ohci_soft_ed *next;
45 	ohci_physaddr_t physaddr;
46 } ohci_soft_ed_t;
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
49 
50 
51 typedef struct ohci_soft_td {
52 	ohci_td_t td;
53 	struct ohci_soft_td *nexttd; /* mirrors nexttd in TD */
54 	struct ohci_soft_td *dnext; /* next in done list */
55 	ohci_physaddr_t physaddr;
56 	LIST_ENTRY(ohci_soft_td) hnext;
57 	usbd_xfer_handle xfer;
58 	u_int16_t len;
59 	u_int16_t flags;
60 #define OHCI_CALL_DONE	0x0001
61 #define OHCI_ADD_LEN	0x0002
62 } ohci_soft_td_t;
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
65 
66 
67 typedef struct ohci_soft_itd {
68 	ohci_itd_t itd;
69 	struct ohci_soft_itd *nextitd; /* mirrors nexttd in ITD */
70 	struct ohci_soft_itd *dnext; /* next in done list */
71 	ohci_physaddr_t physaddr;
72 	LIST_ENTRY(ohci_soft_itd) hnext;
73 	usbd_xfer_handle xfer;
74 	u_int16_t flags;
75 #ifdef DIAGNOSTIC
76 	char isdone;
77 #endif
78 } ohci_soft_itd_t;
79 #define OHCI_SITD_SIZE ((sizeof (struct ohci_soft_itd) + OHCI_ITD_ALIGN - 1) / OHCI_ITD_ALIGN * OHCI_ITD_ALIGN)
80 #define OHCI_SITD_CHUNK 64
81 
82 
83 #define OHCI_NO_EDS (2*OHCI_NO_INTRS-1)
84 
85 #define OHCI_HASH_SIZE 128
86 
87 typedef struct ohci_softc {
88 	struct usbd_bus sc_bus;		/* base device */
89 	bus_space_tag_t iot;
90 	bus_space_handle_t ioh;
91 	bus_size_t sc_size;
92 
93 	usb_dma_t sc_hccadma;
94 	struct ohci_hcca *sc_hcca;
95 	ohci_soft_ed_t *sc_eds[OHCI_NO_EDS];
96 	u_int sc_bws[OHCI_NO_INTRS];
97 
98 	u_int32_t sc_eintrs;
99 	ohci_soft_ed_t *sc_isoc_head;
100 	ohci_soft_ed_t *sc_ctrl_head;
101 	ohci_soft_ed_t *sc_bulk_head;
102 
103 	LIST_HEAD(, ohci_soft_td)  sc_hash_tds[OHCI_HASH_SIZE];
104 	LIST_HEAD(, ohci_soft_itd) sc_hash_itds[OHCI_HASH_SIZE];
105 
106 	int sc_noport;
107 	u_int8_t sc_addr;		/* device address */
108 	u_int8_t sc_conf;		/* device configuration */
109 
110 #ifdef USB_USE_SOFTINTR
111 	char sc_softwake;
112 #endif /* USB_USE_SOFTINTR */
113 
114 	ohci_soft_ed_t *sc_freeeds;
115 	ohci_soft_td_t *sc_freetds;
116 	ohci_soft_itd_t *sc_freeitds;
117 
118 	SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
119 
120 	usbd_xfer_handle sc_intrxfer;
121 
122 	ohci_soft_itd_t *sc_sidone;
123 	ohci_soft_td_t  *sc_sdone;
124 
125 	char sc_vendor[16];
126 	int sc_id_vendor;
127 
128 #if defined(__NetBSD__) || defined(__OpenBSD__)
129 	void *sc_powerhook;		/* cookie from power hook */
130 	void *sc_shutdownhook;		/* cookie from shutdown hook */
131 #endif
132 	u_int32_t sc_control;		/* Preserved during suspend/standby */
133 	u_int32_t sc_intre;
134 	u_int32_t sc_ival;
135 
136 	u_int sc_overrun_cnt;
137 	struct timeval sc_overrun_ntc;
138 
139 	usb_callout_t sc_tmo_rhsc;
140 
141 	device_ptr_t sc_child;
142 
143 	char sc_dying;
144 } ohci_softc_t;
145 
146 struct ohci_xfer {
147 	struct usbd_xfer xfer;
148 	struct usb_task	abort_task;
149 };
150 
151 usbd_status	ohci_init(ohci_softc_t *);
152 int		ohci_intr(void *);
153 #if defined(__NetBSD__) || defined(__OpenBSD__)
154 int		ohci_detach(ohci_softc_t *, int);
155 int		ohci_activate(device_ptr_t, enum devact);
156 void		ohci_power(int, void *);
157 #endif
158