arch/ppc-chrp/battclock/readbattclock.c

   1 /*
   2     Copyright � 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: ReadBattClock() function.
   6     Lang: english
   7 */
   8 #include "battclock_intern.h"
   9
  10 /*****************************************************************************
  11
  12     NAME */
  13 #include <proto/battclock.h>
  14 #include <proto/utility.h>
  15 #include <proto/rtas.h>
  16 #include <proto/exec.h>
  17 #include <utility/date.h>
  18
  19         AROS_LH0(ULONG, ReadBattClock,
  20
  21 /*  SYNOPSIS */
  22         /* void */
  23
  24 /*  LOCATION */
  25         struct BattClockBase *, BattClockBase, 2, Battclock)
  26
  27 /*  FUNCTION
  28         Return the value stored in the battery back up clock. This value
  29         is the number of seconds that have elapsed since midnight on the
  30         1st of January 1978 (00:00:00 1.1.1978).
  31
  32         If the value of the battery clock is invalid, then the clock will
  33         be reset.
  34
  35     INPUTS
  36
  37     RESULT
  38         The number of seconds since 1.1.1978 00:00:00
  39
  40     NOTES
  41
  42     EXAMPLE
  43
  44     BUGS
  45
  46     SEE ALSO
  47         WriteBattClock, ResetBattClock
  48
  49     INTERNALS
  50
  51     HISTORY
  52         27-11-96    digulla automatically created from
  53                             battclock_lib.fd and clib/battclock_protos.h
  54
  55 *****************************************************************************/
  56 {
  57     AROS_LIBFUNC_INIT
  58
  59     struct ClockData date;
  60     void *RTASBase = OpenResource("rtas.resource");
  61     ULONG secs;
  62     ULONG out[8];
  63
  64         RTASCall("get-time-of-day", 0, 8, out, NULL);
  65
  66     date.year  = out[0];
  67     date.month = out[1];
  68     date.mday  = out[2];
  69     date.hour  = out[3];
  70     date.min   = out[4];
  71     date.sec   = out[5];
  72
  73     secs=Date2Amiga(&date);
  74
  75     return secs;
  76
  77     AROS_LIBFUNC_EXIT
  78 } /* ReadBattClock */