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/* $OpenBSD: ohcivar.h,v 1.35 2014/03/25 20:27:37 mpi Exp $ */
/* $NetBSD: ohcivar.h,v 1.32 2003/02/22 05:24:17 tsutsui Exp $ */
/* $FreeBSD: src/sys/dev/usb/ohcivar.h,v 1.13 1999/11/17 22:33:41 n_hibma Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
struct ohci_soft_ed {
struct ohci_ed ed;
struct ohci_soft_ed *next;
ohci_physaddr_t physaddr;
};
#define OHCI_SED_SIZE ((sizeof (struct ohci_soft_ed) + OHCI_ED_ALIGN - 1) / OHCI_ED_ALIGN * OHCI_ED_ALIGN)
#define OHCI_SED_CHUNK 128
struct ohci_soft_td {
struct ohci_td td;
struct ohci_soft_td *nexttd; /* mirrors nexttd in TD */
struct ohci_soft_td *dnext; /* next in done list */
ohci_physaddr_t physaddr;
LIST_ENTRY(ohci_soft_td) hnext;
struct usbd_xfer *xfer;
u_int16_t len;
u_int16_t flags;
#define OHCI_CALL_DONE 0x0001
#define OHCI_ADD_LEN 0x0002
};
#define OHCI_STD_SIZE ((sizeof (struct ohci_soft_td) + OHCI_TD_ALIGN - 1) / OHCI_TD_ALIGN * OHCI_TD_ALIGN)
#define OHCI_STD_CHUNK 128
struct ohci_soft_itd {
struct ohci_itd itd;
struct ohci_soft_itd *nextitd; /* mirrors nexttd in ITD */
struct ohci_soft_itd *dnext; /* next in done list */
ohci_physaddr_t physaddr;
LIST_ENTRY(ohci_soft_itd) hnext;
struct usbd_xfer *xfer;
u_int16_t flags;
#ifdef DIAGNOSTIC
char isdone;
#endif
};
#define OHCI_SITD_SIZE ((sizeof (struct ohci_soft_itd) + OHCI_ITD_ALIGN - 1) / OHCI_ITD_ALIGN * OHCI_ITD_ALIGN)
#define OHCI_SITD_CHUNK 64
#define OHCI_NO_EDS (2*OHCI_NO_INTRS-1)
#define OHCI_HASH_SIZE 128
struct ohci_softc {
struct usbd_bus sc_bus; /* base device */
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_size_t sc_size;
struct usb_dma sc_hccadma;
struct ohci_hcca *sc_hcca;
struct ohci_soft_ed *sc_eds[OHCI_NO_EDS];
u_int sc_bws[OHCI_NO_INTRS];
u_int32_t sc_eintrs;
struct ohci_soft_ed *sc_isoc_head;
struct ohci_soft_ed *sc_ctrl_head;
struct ohci_soft_ed *sc_bulk_head;
LIST_HEAD(, ohci_soft_td) sc_hash_tds[OHCI_HASH_SIZE];
LIST_HEAD(, ohci_soft_itd) sc_hash_itds[OHCI_HASH_SIZE];
int sc_noport;
u_int8_t sc_conf; /* device configuration */
char sc_softwake;
struct ohci_soft_ed *sc_freeeds;
struct ohci_soft_td *sc_freetds;
struct ohci_soft_itd *sc_freeitds;
SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
struct usbd_xfer *sc_intrxfer;
struct ohci_soft_itd *sc_sidone;
struct ohci_soft_td *sc_sdone;
char sc_vendor[16];
int sc_id_vendor;
u_int32_t sc_control; /* Preserved during suspend/standby */
u_int32_t sc_intre;
u_int32_t sc_ival;
u_int sc_overrun_cnt;
struct timeval sc_overrun_ntc;
struct timeout sc_tmo_rhsc;
struct device *sc_child;
};
struct ohci_xfer {
struct usbd_xfer xfer;
};
usbd_status ohci_checkrev(struct ohci_softc *);
usbd_status ohci_handover(struct ohci_softc *);
usbd_status ohci_init(struct ohci_softc *);
int ohci_intr(void *);
int ohci_detach(struct ohci_softc *, int);
int ohci_activate(struct device *, int);
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