ide.h

Linux Kernel 2.6.9 for OMAP1710

/*
 * linux/include/asm-arm/arch-omap1510/ide.h
 *
 * IDE functions for OMAP1510 based systems
 *
 * Author: MontaVista Software, Inc.
 *	   <[e-mail]> or <[e-mail]>
 *
 * 2003 (c) MontaVista Software, Inc. This file is licensed under the
 * terms of the GNU General Public License version 2. This program is
 * licensed "as is" without any warranty of any kind, whether express
 * or implied.
 *
 * History:
 *
 * 20030620: George G. Davis <[e-mail]>
 *	Initially based on linux-2.4.19-rmk7-pxa1/include/asm-arm/arch-pxa/ide.h
 *	2002 (c) MontaVista Software, Inc.
 *
 */

#include <linux/config.h>
#include <asm/irq.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>


/*
 * Set up a hw structure for a specified data port, control port and IRQ.
 * This should follow whatever the default interface uses.
 */
static __inline__ void
ide_init_hwif_ports(hw_regs_t *hw, int data_port, int ctrl_port, int *irq)
{
	ide_ioreg_t reg;

	memset(hw, 0, sizeof(*hw));

	reg = (ide_ioreg_t)data_port;

	hw->io_ports[IDE_DATA_OFFSET] =	 reg + 0;
	hw->io_ports[IDE_ERROR_OFFSET] = reg + 1;
	hw->io_ports[IDE_NSECTOR_OFFSET] = reg + 2;
	hw->io_ports[IDE_SECTOR_OFFSET] = reg + 3;
	hw->io_ports[IDE_LCYL_OFFSET] = reg + 4;
	hw->io_ports[IDE_HCYL_OFFSET] = reg + 5;
	hw->io_ports[IDE_SELECT_OFFSET] = reg + 6;
	hw->io_ports[IDE_STATUS_OFFSET] = reg + 7;

	hw->io_ports[IDE_CONTROL_OFFSET] = (ide_ioreg_t) ctrl_port;

	if (irq)
		*irq = 0;
}


/*
 * Register the standard ports for this architecture with the IDE driver.
 */
static __inline__ void
ide_init_default_hwifs(void)
{
	/* Nothing to declare... */
}