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root/bsp/drv/include/devctl.h

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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 #ifndef _DEVCTL_H
  31 #define _DEVCTL_H
  33 /*
  34  * Device control code
  35  */
  36 #define _DEVC(group,num)        (u_long)(((group) << 16) | (num))
  38 /*
  39  * Power management
  40  */
  41 #define DEVCTL_PM_POWERDOWN     _DEVC('P', 0)   /* power down */
  42 #define DEVCTL_PM_POWERUP       _DEVC('P', 1)   /* power up */
  43 #define DEVCTL_PM_CHGPOLICY     _DEVC('P', 2)   /* change power policy */
  44 #define DEVCTL_PM_LCDOFF        _DEVC('P', 3)   /* lcd off */
  45 #define DEVCTL_PM_LCDON         _DEVC('P', 4)   /* lcd on */
  46 #define DEVCTL_PM_CHGFREQ       _DEVC('P', 5)   /* change cpu frequency */
  48 /*
  49  * Plug and play
  50  */
  51 #define DEVCTL_PNP_ATTACH       _DEVC('N', 0)   /* device attach */
  52 #define DEVCTL_PNP_DETACH       _DEVC('N', 1)   /* device detach */
  53 #define DEVCTL_PNP_INSERT       _DEVC('N', 2)   /* media insertion */
  54 #define DEVCTL_PNP_REMOVE       _DEVC('N', 3)   /* media removal */
  56 /*
  57  * Debug
  58  */
  59 #define DEVCTL_DBG_DEVSTAT      _DEVC('D', 0)   /* dump device state */
  60 #define DEVCTL_DBG_ENTERKD      _DEVC('D', 1)   /* entering kernel debugger */
  61 #define DEVCTL_DBG_EXITKD       _DEVC('D', 2)   /* eixt kernel debugger */
  63 #endif /* !_DEVCTL_H */