rom/devs/ata/ata_class.c

   1 /*
   2     Copyright (C) 2013-2016, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <aros/debug.h>
   7 #include <hidd/ata.h>
   8 #include <hidd/hidd.h>
   9 #include <hidd/keyboard.h>
  10 #include <oop/oop.h>
  11 #include <utility/tagitem.h>
  12
  13 #include "ata.h"
  14
  15 OOP_Object *ATA__Root__New(OOP_Class *cl, OOP_Object *o, struct pRoot_New *msg)
  16 {
  17     struct ataBase *ATABase = cl->UserData;
  18
  19     if (!ATABase->ataObj)
  20     {
  21         struct TagItem new_tags[] =
  22         {
  23             {aHW_ClassName, (IPTR)"IDE Controller"},
  24             {TAG_DONE     , 0          }
  25         };
  26         struct pRoot_New new_msg =
  27         {
  28             .mID      = msg->mID,
  29             .attrList = new_tags
  30         };
  31
  32         ATABase->ataObj = (OOP_Object *)OOP_DoSuperMethod(cl, o, &new_msg.mID);
  33     }
  34     return ATABase->ataObj;
  35 }
  36
  37 VOID ATA__Root__Dispose(OOP_Class *cl, OOP_Object *o, OOP_Msg msg)
  38 {
  39     /* We are singletone. Cannot dispose. */
  40 }
  41
  42 BOOL ATA__HW__RemoveDriver(OOP_Class *cl, OOP_Object *o, struct pHW_RemoveDriver *Msg)
  43 {
  44     /*
  45      * Currently we don't support unloading bus drivers.
  46      * This is a very-very big TODO.
  47      */
  48     return FALSE;
  49 }
  50
  51 BOOL ATA__HW__SetUpDriver(OOP_Class *cl, OOP_Object *o, struct pHW_SetUpDriver *Msg)
  52 {
  53     struct ataBase *ATABase = cl->UserData;
  54
  55     /*
  56      * Instantiate interfaces. PIO is mandatory, DMA is not.
  57      * We don't keep interface pointers here because our bus class
  58      * stores them itself.
  59      * We do this in SetUpDriver because the object must be fully
  60      * created in order for this stuff to work.
  61      */
  62     if (!HIDD_ATABus_GetPIOInterface(Msg->driverObject))
  63         return FALSE;
  64
  65     if (!ATABase->ata_NoDMA)
  66         HIDD_ATABus_GetDMAInterface(Msg->driverObject);
  67
  68     /* Add the bus to the device and start service */
  69     return Hidd_ATABus_Start(Msg->driverObject, ATABase);
  70 }