/[gxemul]/trunk/src/devices/dev_gc.c
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Diff of /trunk/src/devices/dev_gc.c

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revision 22 by dpavlin, Mon Oct 8 16:19:37 2007 UTC revision 24 by dpavlin, Mon Oct 8 16:19:56 2007 UTC
# Line 24  Line 24 
24   *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF   *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25   *  SUCH DAMAGE.   *  SUCH DAMAGE.
26   *     *  
27   *  $Id: dev_gc.c,v 1.6 2006/01/01 13:17:16 debug Exp $   *  $Id: dev_gc.c,v 1.8 2006/02/27 05:32:26 debug Exp $
28   *     *  
29   *  Grand Central Interrupt controller (used by MacPPC).   *  Grand Central Interrupt controller (used by MacPPC).
30   */   */
# Line 41  Line 41 
41  #include "misc.h"  #include "misc.h"
42    
43    
 /*  
  *  dev_gc_access():  
  */  
44  DEVICE_ACCESS(gc)  DEVICE_ACCESS(gc)
45  {  {
46          struct gc_data *d = extra;          struct gc_data *d = extra;
# Line 67  DEVICE_ACCESS(gc) Line 64  DEVICE_ACCESS(gc)
64    
65          case 0x10:          case 0x10:
66                  if (writeflag == MEM_READ)                  if (writeflag == MEM_READ)
67                          odata = d->status_hi                          odata = d->status_hi & d->enable_hi;
 & d->enable_hi  
 ;  
68                  break;                  break;
69    
70          case 0x14:          case 0x14:
# Line 94  DEVICE_ACCESS(gc) Line 89  DEVICE_ACCESS(gc)
89    
90          case 0x20:          case 0x20:
91                  if (writeflag == MEM_READ)                  if (writeflag == MEM_READ)
92                          odata = d->status_lo                          odata = d->status_lo & d->enable_lo;
 & d->enable_lo  
 ;  
93                  break;                  break;
94    
95          case 0x24:          case 0x24:
# Line 119  DEVICE_ACCESS(gc) Line 112  DEVICE_ACCESS(gc)
112                  }                  }
113                  break;                  break;
114    
115            case 0x2c:
116                    /*  Avoir a debug message.  */
117                    break;
118    
119          default:if (writeflag == MEM_WRITE) {          default:if (writeflag == MEM_WRITE) {
120                          fatal("[ gc: unimplemented write to "                          fatal("[ gc: unimplemented write to "
121                              "offset 0x%x: data=0x%x ]\n", (int)                              "offset 0x%x: data=0x%x ]\n", (int)
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