arch/ppc-chrp/efika/timer/readeclock.c

   1 /*
   2     Copyright © 1995-2013, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: ReadEClock() - read the base frequency of timers.
   6     Lang: english
   7 */
   8
   9 #include <devices/timer.h>
  10 #include <proto/timer.h>
  11 #include <proto/exec.h>
  12
  13 #include <asm/mpc5200b.h>
  14
  15 #include "lowlevel.h"
  16
  17 /* See rom/timer/readeclock.c for documentation */
  18
  19 AROS_LH1(ULONG, ReadEClock,
  20     AROS_LHA(struct EClockVal *, dest, A0),
  21     struct TimerBase *, TimerBase, 10, Timer)
  22 {
  23     AROS_LIBFUNC_INIT
  24
  25     Disable();
  26
  27     EClockUpdate(TimerBase);
  28
  29     dest->ev_hi = TimerBase->tb_ticks_total >> 32;
  30     dest->ev_lo = TimerBase->tb_ticks_total & 0xffffffff;
  31
  32     Enable();
  33     return 33000000;
  34
  35     AROS_LIBFUNC_EXIT
  36 } /* CmpTime */
  37