mdw@git.distorted.org.uk Git - ssr/blob - StraySrc/Libraries/Sapphire/csapph/h/idle

   1 /*
   2  * idle.h
   3  *
   4  * [Generated from idle, 25 September 1996]
   5  */
   6
   7 #if !defined(__CC_NORCROFT) || !defined(__arm)
   8   #error You must use the Norcroft ARM Compiler for Sapphire programs
   9 #endif
  10
  11 #pragma include_only_once
  12 #pragma force_top_level
  13
  14 #ifndef __idle_h
  15 #define __idle_h
  16
  17 #ifndef __sapphire_h
  18   #include "sapphire.h"
  19 #endif
  20
  21 /*----- Overview ----------------------------------------------------------*
  22  *
  23  * Functions provided:
  24  *
  25  *  idle_handler
  26  *  idle_removeHandler
  27  *  idle_setAlarm
  28  *  idle_removeAlarm
  29  *  idle_removeAllAlarms
  30  *  idle_init
  31  */
  32
  33 /* --- idle_handler --- *
  34  *
  35  * On entry:    R0 == how frequently to call
  36  *              R1 == pointer to routine to call
  37  *              R2 == R10 value to call routine with
  38  *              R3 == R12 value to call routine with
  39  *
  40  * On exit:     May return an error
  41  *
  42  * Use:         Adds a routine to the idle handler list. Later added
  43  *              routines are called first. The idle handing routine
  44  *              may corrupt R10 and R12.
  45  */
  46
  47 extern routine idle_handler;
  48
  49 /* --- idle_removeHandler --- *
  50  *
  51  * On entry:    R0 == How frequently it was called
  52  *              R1 == pointer to routine called
  53  *              R2 == R10 value routine is called with
  54  *              R3 == R12 value routine is called with
  55  *
  56  * On exit:     --
  57  *
  58  * Use:         Removes a routine from the idle handler list.
  59  */
  60
  61 extern routine idle_removeHandler;
  62
  63 /* --- idle_setAlarm --- *
  64  *
  65  * On entry:    R3 == Time to call
  66  *              R1 == pointer to routine to call
  67  *              R2 == R10 value to call routine with
  68  *              R3 == R12 value to call routine with
  69  *
  70  * On exit:     May return an error
  71  *
  72  * Use:         Adds a alarm to be called. The idle handing routine
  73  *              may corrupt R10 and R12.
  74  */
  75
  76 extern routine idle_setAlarm;
  77
  78 /* --- idle_removeAlarm --- *
  79  *
  80  * On entry:    R0 == When it was to be called
  81  *              R1 == pointer to routine called
  82  *              R2 == R10 value routine is called with
  83  *              R3 == R12 value routine is called with
  84  *
  85  * On exit:     --
  86  *
  87  * Use:         Removes a routine from the idle handler list. It has
  88  *              no effect if it doesn't exist.
  89  */
  90
  91 extern routine idle_removeAlarm;
  92
  93 /* --- idle_removeAllAlarms --- *
  94  *
  95  * On entry:    R0 == R10 value to look for
  96  *
  97  * On exit:     --
  98  *
  99  * Use:         Removes all alarms with the handle that was passed to them
 100  *              to be put into R10.  You should not remove an alarm within
 101  *              an alarm handler.
 102  */
 103
 104 extern routine idle_removeAllAlarms;
 105
 106 /* --- idle_init --- *
 107  *
 108  * On entry:    --
 109  *
 110  * On exit:     --
 111  *
 112  * Use:         Initialises the idle system.
 113  */
 114
 115 extern routine idle_init;
 116
 117 /*----- That's all, folks -------------------------------------------------*/
 118
 119 #endif