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   1 /*
   2  * Copyright (c) 2009, Kohsuke Ohtani
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the author nor the names of any co-contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  30 /*
  31  * ipl.h - Interrupt priority level
  32  */
  34 #ifndef _SYS_IPL_H
  35 #define _SYS_IPL_H
  36 #ifdef KERNEL
  38 /*
  39  * Interrupt priority levels
  40  */
  41 #define IPL_NONE        0       /* nothing (lowest) */
  42 #define IPL_COMM        1       /* serial, parallel */
  43 #define IPL_BLOCK       2       /* FDD, IDE */
  44 #define IPL_NET         3       /* network */
  45 #define IPL_DISPLAY     4       /* screen */
  46 #define IPL_INPUT       5       /* keyboard, mouse */
  47 #define IPL_AUDIO       6       /* audio */
  48 #define IPL_BUS         7       /* USB, PCCARD */
  49 #define IPL_RTC         8       /* RTC Alarm */
  50 #define IPL_PROFILE     9       /* profiling timer */
  51 #define IPL_CLOCK       10      /* system Clock Timer */
  52 #define IPL_HIGH        11      /* everything */
  54 #define NIPLS           12      /* number of IPLs */
  56 #endif /* !KERNEL */
  57 #endif /* !_SYS_IPL_H */