arch/x86/include/asm/uv/uv_irq.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * SGI UV IRQ definitions
   7  *
   8  * Copyright (C) 2008 Silicon Graphics, Inc. All rights reserved.
   9  */
  10
  11 #ifndef _ASM_X86_UV_UV_IRQ_H
  12 #define _ASM_X86_UV_UV_IRQ_H
  13
  14 /* If a generic version of this structure gets defined, eliminate this one. */
  15 struct uv_IO_APIC_route_entry {
  16         __u64   vector          :  8,
  17                 delivery_mode   :  3,
  18                 dest_mode       :  1,
  19                 delivery_status :  1,
  20                 polarity        :  1,
  21                 __reserved_1    :  1,
  22                 trigger         :  1,
  23                 mask            :  1,
  24                 __reserved_2    : 15,
  25                 dest            : 32;
  26 };
  27
  28 enum {
  29         UV_AFFINITY_ALL,
  30         UV_AFFINITY_NODE,
  31         UV_AFFINITY_CPU
  32 };
  33
  34 extern int uv_irq_2_mmr_info(int, unsigned long *, int *);
  35 extern int uv_setup_irq(char *, int, int, unsigned long, int);
  36 extern void uv_teardown_irq(unsigned int);
  37
  38 #endif /* _ASM_X86_UV_UV_IRQ_H */