compiler/posixc/__posixc_timer.c

   1
   2
   3 #include <proto/exec.h>
   4 #include <proto/dos.h>
   5 #include <proto/timer.h>
   6 #include <exec/types.h>
   7 #include <devices/timer.h>
   8 #include <aros/symbolsets.h>
   9 #include <aros/debug.h>
  10
  11 #include <time.h>
  12 #include <errno.h>
  13
  14 #include "__posixc_intbase.h"
  15
  16 void __init_timerbase(struct PosixCIntBase *PosixCBase)
  17 {
  18     memset( &PosixCBase->timerPort, 0, sizeof( PosixCBase->timerPort ) );
  19     PosixCBase->timerPort.mp_Node.ln_Type   = NT_MSGPORT;
  20     PosixCBase->timerPort.mp_Flags          = PA_IGNORE;
  21     PosixCBase->timerPort.mp_SigTask        = FindTask(NULL);
  22     NEWLIST(&PosixCBase->timerPort.mp_MsgList);
  23
  24     PosixCBase->timerReq.tr_node.io_Message.mn_Node.ln_Type    = NT_MESSAGE;
  25     PosixCBase->timerReq.tr_node.io_Message.mn_Node.ln_Pri     = 0;
  26     PosixCBase->timerReq.tr_node.io_Message.mn_Node.ln_Name    = NULL;
  27     PosixCBase->timerReq.tr_node.io_Message.mn_ReplyPort       = &PosixCBase->timerPort;
  28     PosixCBase->timerReq.tr_node.io_Message.mn_Length          = sizeof (PosixCBase->timerReq);
  29
  30     if
  31     (
  32         OpenDevice
  33         (
  34             "timer.device",
  35             UNIT_VBLANK,
  36             (struct IORequest *)&PosixCBase->timerReq,
  37             0
  38         )
  39         ==
  40         0
  41     )
  42     {
  43         PosixCBase->timerBase = (struct Device *)PosixCBase->timerReq.tr_node.io_Device;
  44     }
  45 }
  46
  47 static void __exit_timerbase(struct PosixCIntBase *PosixCBase)
  48 {
  49     if (PosixCBase->timerBase != NULL)
  50     {
  51         CloseDevice((struct IORequest *)&PosixCBase->timerReq);
  52         PosixCBase->timerBase = NULL;
  53     }
  54 }
  55
  56 ADD2EXIT(__exit_timerbase, 0);