/*      $NetBSD: ahcivar.h,v 1.6 2016/04/23 10:15:29 skrll Exp $        */

/*-
 * Copyright (c) 2007 Ruslan Ermilov and Vsevolod Lobko.
 * All rights reserved.
 *
 * 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.
 * 3. The names of the authors may not be used to endorse or promote
 *    products derived from this software without specific prior
 *    written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS
 * 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.
 */
/*
 * Copyright (c) 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Tetsuya Isaki.
 *
 * 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.
 */
#ifndef _AHCIVAR_H
#define _AHCIVAR_H

/*
 * ADM5120 USB Host Controller
 */

#define MS_TO_TICKS(ms) ((ms) * hz / 1000)
#define delay_ms(X) \
        usb_delay_ms(&sc->sc_bus, (X));

struct ahci_xfer {
        struct usbd_xfer *sx_xfer;
        callout_t sx_callout_t;
};

struct ahci_softc {
        struct usbd_bus          sc_bus;
        bus_space_tag_t          sc_st;
        bus_space_handle_t       sc_ioh;
        bus_dma_tag_t            sc_dmat;
        void *sc_ih;                    /* interrupt cookie */

        kmutex_t                 sc_lock;
        kmutex_t                 sc_intr_lock;

        void                    (*sc_enable_power)(void *, int);
        void                    (*sc_enable_intr)(void *, int);
        void                    *sc_arg;
        int                      sc_powerstat;
#define POWER_ON        (1)
#define POWER_OFF       (0)
#define INTR_ON         (1)
#define INTR_OFF        (0)

        device_t                 sc_child;

        device_t                 sc_parent;     /* parent device */

        uint8_t                  sc_addr;       /* device address of root hub */
        uint8_t                  sc_conf;
        SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers;

        /* Information for the root hub interrupt pipe */
        int                      sc_interval;
        struct usbd_xfer        *sc_intr_xfer;
        callout_t                sc_poll_handle;

        int                              sc_flags;
#define AHCDF_RESET     (0x01)
#define AHCDF_INSERT    (0x02)

        /* Root HUB specific members */
        int                             sc_fullspeed;
        int                             sc_connect;     /* XXX */
        int                             sc_change;
};

int  ahci_intr(void *);
#endif  /* _AHCIVAR_H */