#ifndef _MPC8260_IRQ_H
  #define _MPC8260_IRQ_H
  
  /****************************************************************************/
  /* most of this was ripped out of include/asm-ppc/irq.h from the Linux/PPC  */
  /* source. There was no copyright information in the file.		    */
  
  /*
   * this is the # irq's for all ppc arch's (pmac/chrp/prep)
   * so it is the max of them all
   *
   * [let's just worry about 8260 for now - mjj]
   */
  #define NR_IRQS			64
  
  /* The 8260 has an internal interrupt controller with a maximum of
   * 64 IRQs.  We will use NR_IRQs from above since it is large enough.
   * Don't be confused by the 8260 documentation where they list an
   * "interrupt number" and "interrupt vector".  We are only interested
   * in the interrupt vector.  There are "reserved" holes where the
   * vector number increases, but the interrupt number in the table does not.
   * (Document errata updates have fixed this...make sure you have up to
   * date processor documentation -- Dan).
   */
  #define NR_SIU_INTS	64
  
  /* There are many more than these, we will add them as we need them.
  */
  #define	SIU_INT_SMC1		((uint)0x04)
  #define	SIU_INT_SMC2		((uint)0x05)
  #define	SIU_INT_IRQ1		((uint)0x13)
  #define	SIU_INT_IRQ2		((uint)0x14)
  #define	SIU_INT_IRQ3		((uint)0x15)
  #define	SIU_INT_IRQ4		((uint)0x16)
  #define	SIU_INT_IRQ5		((uint)0x17)
  #define	SIU_INT_IRQ6		((uint)0x18)
  #define	SIU_INT_IRQ7		((uint)0x19)
  #define	SIU_INT_FCC1		((uint)0x20)
  #define	SIU_INT_FCC2		((uint)0x21)
  #define	SIU_INT_FCC3		((uint)0x22)
  #define	SIU_INT_SCC1		((uint)0x28)
  #define	SIU_INT_SCC2		((uint)0x29)
  #define	SIU_INT_SCC3		((uint)0x2a)
  #define	SIU_INT_SCC4		((uint)0x2b)
  
  #define NR_MASK_WORDS	((NR_IRQS + 31) / 32)
  
  #endif /* _MPC8260_IRQ_H */