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ehcivar.h revision 1.6 
      1 /*	$NetBSD: ehcivar.h,v 1.6 2001/11/16 15:33:14 augustss Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Lennart Augustsson (lennart (at) 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 
     39 #define EHCI_COMPANION_MAX 8
     40 typedef struct ehci_softc {
     41 	struct usbd_bus sc_bus;		/* base device */
     42 	bus_space_tag_t iot;
     43 	bus_space_handle_t ioh;
     44 	bus_size_t sc_size;
     45 	u_int sc_offs;			/* offset to operational regs */
     46 
     47 	char sc_vendor[16];		/* vendor string for root hub */
     48 	int sc_id_vendor;		/* vendor ID for root hub */
     49 
     50 	void *sc_powerhook;		/* cookie from power hook */
     51 	void *sc_shutdownhook;		/* cookie from shutdown hook */
     52 
     53 	u_int sc_ncomp;
     54 	u_int sc_npcomp;
     55 	struct usbd_bus *sc_comps[EHCI_COMPANION_MAX];
     56 
     57 	usb_dma_t sc_fldma;
     58 	u_int sc_flsize;
     59 
     60 	int sc_noport;
     61 	u_int8_t sc_addr;		/* device address */
     62 	u_int8_t sc_conf;		/* device configuration */
     63 	usbd_xfer_handle sc_intrxfer;
     64 	char sc_isreset;
     65 
     66 	u_int32_t sc_eintrs;
     67 
     68 	SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
     69 
     70 	usb_callout_t sc_tmo_pcd;
     71 
     72 	device_ptr_t sc_child;		/* /dev/usb# device */
     73 
     74 	char sc_dying;
     75 } ehci_softc_t;
     76 
     77 #define EREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (a))
     78 #define EREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (a))
     79 #define EREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (a))
     80 #define EWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (a), (x))
     81 #define EWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (a), (x))
     82 #define EWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (a), (x))
     83 #define EOREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
     84 #define EOREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
     85 #define EOREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
     86 #define EOWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
     87 #define EOWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
     88 #define EOWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
     89 
     90 usbd_status	ehci_init(ehci_softc_t *);
     91 int		ehci_intr(void *);
     92 int		ehci_detach(ehci_softc_t *, int);
     93 int		ehci_activate(device_ptr_t, enum devact);
     94 
     95 
     96 typedef struct ehci_soft_qtd {
     97 	ehci_qtd_t qtd;
     98 #if 0
     99 	struct ehci_soft_qtd *nextqtd; /* mirrors nextqtd in TD */
    100 	struct ehci_soft_qtd *dnext; /* next in done list */
    101 	ehci_physaddr_t physaddr;
    102 	LIST_ENTRY(ehci_soft_qtd) hnext;
    103 	usbd_xfer_handle xfer;
    104 	u_int16_t len;
    105 	u_int16_t flags;
    106 #define EHCI_CALL_DONE	0x0001
    107 #define EHCI_ADD_LEN	0x0002
    108 #endif
    109 } ehci_soft_qtd_t;
    110 #define EHCI_SQTD_SIZE ((sizeof (struct ehci_soft_qtd) + EHCI_QTD_ALIGN - 1) / EHCI_QTD_ALIGN * EHCI_QTD_ALIGN)
    111 #define EHCI_SQTD_CHUNK 128
    112 
    113 typedef struct ehci_soft_qh {
    114 	ehci_qh_t qh;
    115 #if 0
    116 	struct ehci_soft_qh *next;
    117 	ehci_physaddr_t physaddr;
    118 #endif
    119 } ehci_soft_qh_t;
    120 #define EHCI_SQH_SIZE ((sizeof (struct ehci_soft_qh) + EHCI_QH_ALIGN - 1) / EHCI_QH_ALIGN * EHCI_QH_ALIGN)
    121 #define EHCI_SQH_CHUNK 128
    122 
    123