Set READY_STAT after a WIN_DIAGNOSE per ATA-3 (Till Straumann).

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3912 c046a42c-6fe2-441c-8c8c-71466251a162

hw/ide.c

@@ -2141,7 +2141,7 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
             break;
         case WIN_DIAGNOSE:
             ide_set_signature(s);
-            s->status = 0x00; /* NOTE: READY is _not_ set */
+            s->status = READY_STAT;
             s->error = 0x01;
             ide_set_irq(s);
             break;