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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 typical pc-like standard configurations.

 *

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

 */

#include <linux/sched.h>

#include <linux/ide.h>

#include <linux/ioport.h>

#include <linux/hdreg.h>

#include <asm/ptrace.h>

#include <asm/hdreg.h>

static int std_ide_default_irq(ide_ioreg_t base)

{

        switch (base) {

                case 0x1f0: return 14;

                case 0x170: return 15;

                case 0x1e8: return 11;

                case 0x168: return 10;

                case 0x1e0: return 8;

                case 0x160: return 12;

                default:

                        return 0;

        }

}

static ide_ioreg_t std_ide_default_io_base(int index)

{

        switch (index) {

                case 0:  return 0x1f0;

                case 1: return 0x170;

                case 2: return 0x1e8;

                case 3: return 0x168;

                case 4: return 0x1e0;

                case 5: return 0x160;

                default:

                        return 0;

        }

}

static void std_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 std_ide_ops = {

        &std_ide_default_irq,

        &std_ide_default_io_base,

        &std_ide_init_hwif_ports

};