/*      $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 */