Annotation of src/sys/dev/usb/ehcivar.h, Revision 1.11
1.11 ! augustss 1: /* $NetBSD: ehcivar.h,v 1.10 2001/11/21 02:44:31 augustss Exp $ */
1.1 augustss 2:
3: /*
1.4 augustss 4: * Copyright (c) 2001 The NetBSD Foundation, Inc.
1.1 augustss 5: * All rights reserved.
6: *
7: * This code is derived from software contributed to The NetBSD Foundation
8: * by Lennart Augustsson (lennart@augustsson.net).
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the NetBSD
21: * Foundation, Inc. and its contributors.
22: * 4. Neither the name of The NetBSD Foundation nor the names of its
23: * contributors may be used to endorse or promote products derived
24: * from this software without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36: * POSSIBILITY OF SUCH DAMAGE.
37: */
38:
1.7 augustss 39: typedef struct ehci_soft_qtd {
40: ehci_qtd_t qtd;
41: struct ehci_soft_qtd *nextqtd; /* mirrors nextqtd in TD */
42: ehci_physaddr_t physaddr;
43: usbd_xfer_handle xfer;
44: LIST_ENTRY(ehci_soft_qtd) hnext;
45: u_int16_t len;
46: } ehci_soft_qtd_t;
47: #define EHCI_SQTD_SIZE ((sizeof (struct ehci_soft_qtd) + EHCI_QTD_ALIGN - 1) / EHCI_QTD_ALIGN * EHCI_QTD_ALIGN)
48: #define EHCI_SQTD_CHUNK (EHCI_PAGE_SIZE / EHCI_SQTD_SIZE)
49:
50: typedef struct ehci_soft_qh {
51: ehci_qh_t qh;
52: struct ehci_soft_qh *next;
1.9 augustss 53: struct ehci_soft_qtd *sqtd;
1.7 augustss 54: ehci_physaddr_t physaddr;
55: } ehci_soft_qh_t;
56: #define EHCI_SQH_SIZE ((sizeof (struct ehci_soft_qh) + EHCI_QH_ALIGN - 1) / EHCI_QH_ALIGN * EHCI_QH_ALIGN)
57: #define EHCI_SQH_CHUNK (EHCI_PAGE_SIZE / EHCI_SQH_SIZE)
58:
1.11 ! augustss 59: struct ehci_xfer {
! 60: struct usbd_xfer xfer;
! 61: struct usb_task abort_task;
! 62: LIST_ENTRY(ehci_xfer) inext; /* list of active xfers */
! 63: ehci_soft_qtd_t *sqtdstart;
! 64: ehci_soft_qtd_t *sqtdend;
! 65: #ifdef DIAGNOSTIC
! 66: int isdone;
! 67: #endif
! 68: };
! 69: #define EXFER(xfer) ((struct ehci_xfer *)(xfer))
! 70:
1.7 augustss 71:
72: #define EHCI_HASH_SIZE 128
1.3 augustss 73: #define EHCI_COMPANION_MAX 8
1.7 augustss 74:
1.1 augustss 75: typedef struct ehci_softc {
76: struct usbd_bus sc_bus; /* base device */
77: bus_space_tag_t iot;
78: bus_space_handle_t ioh;
79: bus_size_t sc_size;
1.2 augustss 80: u_int sc_offs; /* offset to operational regs */
1.1 augustss 81:
82: char sc_vendor[16]; /* vendor string for root hub */
83: int sc_id_vendor; /* vendor ID for root hub */
84:
85: void *sc_powerhook; /* cookie from power hook */
86: void *sc_shutdownhook; /* cookie from shutdown hook */
87:
1.3 augustss 88: u_int sc_ncomp;
1.5 augustss 89: u_int sc_npcomp;
1.3 augustss 90: struct usbd_bus *sc_comps[EHCI_COMPANION_MAX];
91:
92: usb_dma_t sc_fldma;
93: u_int sc_flsize;
94:
1.11 ! augustss 95: LIST_HEAD(, ehci_xfer) sc_intrhead;
! 96:
1.7 augustss 97: ehci_soft_qh_t *sc_freeqhs;
98: ehci_soft_qtd_t *sc_freeqtds;
99:
1.4 augustss 100: int sc_noport;
101: u_int8_t sc_addr; /* device address */
102: u_int8_t sc_conf; /* device configuration */
103: usbd_xfer_handle sc_intrxfer;
1.5 augustss 104: char sc_isreset;
105:
106: u_int32_t sc_eintrs;
1.9 augustss 107: ehci_soft_qh_t *sc_async_head;
1.4 augustss 108:
109: SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
1.8 augustss 110:
111: struct lock sc_doorbell_lock;
1.5 augustss 112:
113: usb_callout_t sc_tmo_pcd;
1.4 augustss 114:
1.1 augustss 115: device_ptr_t sc_child; /* /dev/usb# device */
1.4 augustss 116:
117: char sc_dying;
1.1 augustss 118: } ehci_softc_t;
1.2 augustss 119:
1.3 augustss 120: #define EREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (a))
121: #define EREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (a))
122: #define EREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (a))
123: #define EWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (a), (x))
124: #define EWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (a), (x))
125: #define EWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (a), (x))
1.2 augustss 126: #define EOREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
127: #define EOREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
128: #define EOREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
129: #define EOWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
130: #define EOWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
131: #define EOWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
1.1 augustss 132:
133: usbd_status ehci_init(ehci_softc_t *);
134: int ehci_intr(void *);
135: int ehci_detach(ehci_softc_t *, int);
136: int ehci_activate(device_ptr_t, enum devact);
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