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/*

 *  linux/include/asm-arm/arch-ebsa285/irq.h

 *

 *  Copyright (C) 1996-1998 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.

 *

 *  Changelog:

 *   22-Aug-1998 RMK    Restructured IRQ routines

 *   03-Sep-1998 PJB    Merged CATS support

 *   20-Jan-1998 RMK    Started merge of EBSA286, CATS and NetWinder

 *   26-Jan-1999 PJB    Don't use IACK on CATS

 *   16-Mar-1999 RMK    Added autodetect of ISA PICs

 */

#include <asm/hardware.h>

#include <asm/hardware/dec21285.h>

#include <asm/irq.h>

#include <asm/mach-types.h>

int isa_irq = -1;

static inline int fixup_irq(unsigned int irq)

{

#ifdef PCIIACK_BASE

        if (irq == isa_irq)

                irq = *(unsigned char *)PCIIACK_BASE;

#endif

        return irq;

}