rom/devs/ata/timer.h

   1 /*
   2     Copyright © 2009-2013, The AROS Development Team. All rights reserved
   3     $Id$
   4
   5     Desc:
   6     Lang: English
   7 */
   8
   9 struct ataBase;
  10
  11 /*
  12  * ata_OpenTimer
  13  *   create timerequest to manage timed operations
  14  * result
  15  *   timerequest to be used with any of the calls below
  16  * note
  17  *   only one task can use given timerequest
  18  */
  19 struct IORequest *ata_OpenTimer(struct ataBase *base);
  20
  21 /*
  22  * ata_CloseTimer
  23  *   dispose timerequest; most likely never used ;)
  24  * params
  25  *   tmr - obtained via ata_OpenTimer()
  26  * result
  27  *   none
  28  */
  29 void ata_CloseTimer(struct IORequest *tmr);
  30
  31 /*
  32  * ata_Wait
  33  *   wait for a period of time or a signal
  34  * params
  35  *   tmr - obtained via ata_OpenTimer()
  36  *   secs - number of seconds to wait
  37  *   micro - number of microseconds to wait
  38  *   sigs - additionally - signal to wait for
  39  * result
  40  *   ULONG signals - if caught before timeout
  41  */
  42 ULONG ata_WaitTO(struct IORequest* tmr, ULONG secs, ULONG micro, ULONG sigs);
  43
  44 BOOL ata_Calibrate(struct IORequest* tmr, struct ataBase *base);
  45
  46 /*
  47  * ata_WaitNano
  48  *   waits for (pretty much) specified amount of time. benchmarked.
  49  * params
  50  *   ns - amount of nanoseconds;
  51  * result
  52  *   none
  53  * note
  54  *   rounds up ns to nearest multiple of 100
  55  */
  56 void ata_WaitNano(ULONG ns, struct ataBase *base);
  57