HelenOS sources

root/uspace/drv/block/isa-ide/isa-ide_hw.h

/* [<][>][^][v][top][bottom][index][help] */

INCLUDED FROM


/*
 * Copyright (c) 2025 Jiri Svoboda
 * 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 pci-ide
 * @{
 */
/** @file ISA IDE hardware protocol
 */

#ifndef ISA_IDE_HW_H
#define ISA_IDE_HW_H

/*
 * PCI IDE needs to use ATA ports at fixed legacy ISA addresses.
 * We need to know what those addresses are so that, if we are
 * asked to attach to those *and* we know that PCI IDE is attached
 * to legacy IDE ranges, we should not attach.
 */
enum {
        leg_ide_ata_cmd_p = 0x01f0,
        leg_ide_ata_ctl_p = 0x03f4,
        leg_ide_ata_cmd_s = 0x0170,
        leg_ide_ata_ctl_s = 0x0374
};

#endif

/** @}
 */

/* [<][>][^][v][top][bottom][index][help] */
HelenOS homepage, sources at GitHub