arch/i386-pc/drivers/irq.hidd/irqclass.c

   1 /*
   2     Copyright © 1995-2006, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: IRQ class
   6     Lang: english
   7 */
   8
   9 #include <hidd/irq.h>
  10
  11 #include <proto/exec.h>
  12 #include <proto/utility.h>
  13 #include <proto/oop.h>
  14
  15 #include <exec/alerts.h>
  16 #include <exec/memory.h>
  17 #include <aros/system.h>
  18
  19 #include "irq.h"
  20
  21 #define DEBUG 0
  22 #include <aros/debug.h>
  23
  24 /* Don't initialize them with "= 0", otherwise they end up in the DATA segment! */
  25
  26 static OOP_AttrBase HiddIRQAttrBase;
  27
  28 static struct OOP_ABDescr attrbases[] =
  29 {
  30     { IID_Hidd_IRQ,     &HiddIRQAttrBase        },
  31     { NULL, NULL }
  32 };
  33
  34 /*** HIDDIRQ::AddHandler() ***************************************/
  35
  36 BOOL PCIrq__Hidd_IRQ__AddHandler(OOP_Class *cl, OOP_Object *obj, struct pHidd_IRQ_AddHandler *msg)
  37 {
  38     LONG irqnum = msg->id;
  39
  40     EnterFunc(bug("HIDDIRQ::AddHandler()\n"));
  41     D(bug("Adding handler %s, irq %d\n",msg->handlerinfo->h_Node.ln_Name, msg->id));
  42
  43     if (msg->id < 0)
  44     {
  45         switch (msg->id)
  46         {
  47             case vHidd_IRQ_Timer:
  48                 irqnum = 0;
  49                 break;
  50
  51             case vHidd_IRQ_Keyboard:
  52                 irqnum = 1;
  53                 break;
  54
  55             case vHidd_IRQ_Serial2:
  56                 irqnum = 3;
  57                 break;
  58
  59             case vHidd_IRQ_Serial1:
  60                 irqnum = 4;
  61                 break;
  62
  63             case vHidd_IRQ_Floppy:
  64                 irqnum = 6;
  65                 break;
  66
  67             case vHidd_IRQ_RTC:
  68                 irqnum = 8;
  69                 break;
  70
  71             case vHidd_IRQ_Mouse:
  72                 irqnum = 12;
  73                 break;
  74
  75             case vHidd_IRQ_HDD1:
  76                 irqnum = 14;
  77                 break;
  78
  79             case vHidd_IRQ_HDD2:
  80                 irqnum = 15;
  81                 break;
  82         }
  83     }
  84
  85     D(bug("Translated IRQ number is %d\n", irqnum));
  86
  87     if (irqnum >= 0 && irqnum < 16)
  88     {
  89         /* Adding an IRQ handler has to be atomic */
  90         Disable();
  91         Enqueue((struct List *)&ISD(cl)->irqlist[irqnum],(struct Node *)msg->handlerinfo);
  92         Enable();
  93
  94         ReturnInt("HIDDIRQ::AddHandler", ULONG, TRUE);
  95     }
  96
  97     ReturnInt("HIDDIRQ::AddHandler", ULONG, FALSE);
  98 }
  99
 100 /*** HIDDIRQ::RemHandler() ***************************************/
 101
 102 VOID PCIrq__Hidd_IRQ__RemHandler(OOP_Class *cl, OOP_Object *obj, struct pHidd_IRQ_RemHandler *msg)
 103 {
 104     EnterFunc(bug("HIDDIRQ::RemHandler()\n"));
 105     D(bug("Removing handler %s\n",msg->handlerinfo->h_Node.ln_Name));
 106
 107     Disable();
 108     Remove((struct Node *)msg->handlerinfo);
 109     Enable();
 110
 111     ReturnVoid("HIDDIRQ::RemHandler");
 112 }
 113
 114 /*** HIDDIRQ::CauseIRQ() *****************************************/
 115
 116 VOID PCIrq__Hidd_IRQ__CauseIRQ(OOP_Class *cl, OOP_Object *obj, struct pHidd_CauseIRQ *msg)
 117 {
 118     EnterFunc(bug("HIDDIRQ::CauseIRQ()\n"));
 119 #warning TODO: Write CauseIRQ method
 120     ReturnVoid("HIDDIRQ::CauseIRQ");
 121 }