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File: [Development] / linux-2.4-xfs / include / asm-sh64 / ide.h (download)

Revision 1.1, Wed Dec 31 00:54:49 2003 UTC (13 years, 9 months ago) by cattelan
Branch: MAIN
CVS Tags: HEAD

Initial Import 2.4.24pre2

/*
 *  linux/include/asm-sh64/ide.h
 *
 *  Copyright (C) 1994-1996  Linus Torvalds & authors
 */

/*
 *  This file contains the sh64 architecture specific IDE code.
 */

#ifndef __ASM_SH64_IDE_H
#define __ASM_SH64_IDE_H

#ifdef __KERNEL__

#ifndef MAX_HWIFS
#define MAX_HWIFS	4
#endif

#if 0
#include <asm/arch/ide.h>
#endif

#define ide_default_io_base(i)		((ide_ioreg_t)0)
#define ide_default_irq(b)		(0)

static __inline__ void 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;
}

static __inline__ void ide_init_default_hwifs(void)
{
#ifndef CONFIG_BLK_DEV_IDEPCI
	hw_regs_t hw;
	int index;

	for(index = 0; index < MAX_HWIFS; index++) {
		ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, NULL);
		hw.irq = ide_default_irq(ide_default_io_base(index));
		ide_register_hw(&hw, NULL);
	}
#endif /* CONFIG_BLK_DEV_IDEPCI */
}

#include <asm-generic/ide_iops.h>


#endif /* __KERNEL__ */

#endif /* __ASM_SH64_IDE_H */