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/*

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 *

 * IDE routines for NEC VR4100 series standard configurations.

 *

 * Copyright (C) 1998, 1999, 2001 by Ralf Baechle

 * Copyright (C) 2003 Yoichi Yuasa <yuasa@hh.iij4u.or.jp>

 */

#include <linux/hdreg.h>

#include <linux/ide.h>

#include <asm/hdreg.h>

static int vr41xx_ide_default_irq(ide_ioreg_t base)

{

        return 0;

}

static ide_ioreg_t vr41xx_ide_default_io_base(int index)

{

        return 0;

}

static void vr41xx_ide_init_hwif_ports(hw_regs_t *hw, ide_ioreg_t data_port,

                                       ide_ioreg_t ctrl_port, int *irq)

{

        ide_ioreg_t reg = data_port;

        int i;

        for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {

                hw->io_ports[i] = reg;

                reg += 1;

        }

        if (ctrl_port) {

                hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;

        } else {

                hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206;

        }

        if (irq != NULL)

                *irq = 0;

        hw->io_ports[IDE_IRQ_OFFSET] = 0;

}

struct ide_ops vr41xx_ide_ops = {

        .ide_default_irq        = &vr41xx_ide_default_irq,

        .ide_default_io_base    = &vr41xx_ide_default_io_base,

        .ide_init_hwif_ports    = &vr41xx_ide_init_hwif_ports

};