bsd/dev/kmreg_com.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*      Copyright (c) 1992 NeXT Computer, Inc.  All rights reserved.
  29  *
  30  * kmreg_com.h - machine independent km ioctl interface.
  31  *
  32  * HISTORY
  33  * 16-Jan-92    Doug Mitchell at NeXT
  34  *      Created.
  35  */
  36
  37 #ifdef  KERNEL_PRIVATE
  38
  39 #ifndef _BSD_DEV_KMREG_COM_
  40 #define _BSD_DEV_KMREG_COM_
  41
  42 #include <sys/types.h>
  43 #include <sys/ioctl.h>
  44
  45 /*
  46  * Colors for fg, bg in struct km_drawrect
  47  */
  48 #define KM_COLOR_WHITE          0
  49 #define KM_COLOR_LTGRAY         1
  50 #define KM_COLOR_DKGRAY         2
  51 #define KM_COLOR_BLACK          3
  52
  53 /*
  54  * The data to be rendered is treated as a pixmap of 2 bit pixels.
  55  * The most significant bits of each byte is the leftmost pixel in that
  56  * byte.  Pixel values are assigned as described above.
  57  *
  58  * Each scanline should start on a 4 pixel boundry within the bitmap,
  59  * and should be a multiple of 4 pixels in length.
  60  *
  61  * For the KMIOCERASERECT call, 'data' should be an integer set to the
  62  * color to be used for the clear operation (data.fill).
  63  * A rect at (x,y) measuring 'width' by 'height' will be cleared to
  64  * the specified value.
  65  */
  66 struct km_drawrect {
  67         unsigned short x;       /* Upper left corner of rect to be imaged. */
  68         unsigned short y;
  69         unsigned short width;   /* Width and height of rect to be imaged,
  70                                  * in pixels */
  71         unsigned short height;
  72         union {
  73                 void *bits;     /* Pointer to 2 bit per pixel raster data. */
  74                 int   fill;     /* Const color for erase operation. */
  75         } data;
  76 };
  77
  78 /*
  79  * Argument to KMIOCANIMCTL.
  80  */
  81 typedef enum {
  82         KM_ANIM_STOP,           /* stop permanently */
  83         KM_ANIM_SUSPEND,        /* suspend */
  84         KM_ANIM_RESUME          /* resume */
  85 } km_anim_ctl_t;
  86
  87 #define KMIOCPOPUP      _IO('k', 1)             /* popup new window */
  88 #define KMIOCRESTORE    _IO('k', 2)             /* restore background */
  89 #define KMIOCDUMPLOG    _IO('k', 3)             /* dump message log */
  90 #define KMIOCDRAWRECT   _IOW('k', 5, struct km_drawrect)  /* Draw rect from
  91                                                            * bits */
  92 #define KMIOCERASERECT  _IOW('k', 6, struct km_drawrect)  /* Erase a rect */
  93
  94 #ifdef  KERNEL_PRIVATE
  95 #define KMIOCDISABLCONS _IO('k', 8)             /* disable console messages */
  96 #endif  /* KERNEL_PRIVATE */
  97
  98 #define KMIOCANIMCTL    _IOW('k',9, km_anim_ctl_t)
  99                                                 /* stop animation */
 100 #define KMIOCSTATUS     _IOR('k',10, int)       /* get status bits */
 101 #define KMIOCSIZE       _IOR('k',11, struct winsize) /* get screen size */
 102
 103 /*
 104  * Status bits returned via KMIOCSTATUS.
 105  */
 106 #define KMS_SEE_MSGS    0x00000001
 107
 108 #endif  /* _BSD_DEV_KMREG_COM_ */
 109
 110 #endif  /* KERNEL_PRIVATE */