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/*
* linux/include/asm-arm/arch-ebsa285/ide.h
*
* Copyright (C) 1998 Russell King
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Modifications:
* 29-07-1998 RMK Major re-work of IDE architecture specific code
*/
#include <asm/irq.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 = (ide_ioreg_t) data_port;
int i;
for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
hw->io_ports[i] = reg;
reg += 1;
}
hw->io_ports[IDE_CONTROL_OFFSET] = (ide_ioreg_t) ctrl_port;
if (irq)
*irq = 0;
}
/*
* This registers the standard ports for this architecture with the IDE
* driver.
*/
static __inline__ void ide_init_default_hwifs(void)
{
#if 0
hw_regs_t hw;
memset(hw, 0, sizeof(*hw));
ide_init_hwif_ports(&hw, 0x1f0, 0x3f6, NULL);
hw.irq = IRQ_HARDDISK;
ide_register_hw(&hw, NULL);
#endif
}
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