source: mainline/uspace/drv/uhci-rhd/port_status.h@ dd455b1

/*
 * Copyright (c) 2010 Jan Vesely
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */
/** @addtogroup usb
 * @{
 */
/** @file
 * @brief UHCI driver
 */
#ifndef DRV_UHCI_TD_PORT_STATUS_H
#define DRV_UHCI_TD_PORT_STATUS_H

#include <libarch/ddi.h> /* pio_read and pio_write */

#include <stdint.h>

typedef uint16_t port_status_t;

enum {
        STATUS_CONNECTED         = 1 << 0,
        STATUS_CONNECTED_CHANGED = 1 << 1,
        STATUS_ENABLED           = 1 << 2,
        STATUS_ENABLED_CHANGED   = 1 << 3,
        STATUS_LINE_D_PLUS       = 1 << 4,
        STATUS_LINE_D_MINUS      = 1 << 5,
        STATUS_RESUME            = 1 << 6,
        STATUS_ALWAYS_ONE        = 1 << 7,

        STATUS_LOW_SPEED = 1 <<  8,
        STATUS_IN_RESET  = 1 <<  9,
        STATUS_SUSPEND   = 1 << 12,
};

static inline port_status_t port_status_read(port_status_t * address)
        { return pio_read_16(address); }

static inline void port_status_write(
  port_status_t *address, port_status_t value)
        { pio_write_16(address, value); }

void print_port_status(const port_status_t status);
#endif
/**
 * @}
 */