EIOINTC_BOUNCE_START
case EIOINTC_BOUNCE_START ... EIOINTC_BOUNCE_END:
index = (offset - EIOINTC_BOUNCE_START) >> 3;
case EIOINTC_BOUNCE_START ... EIOINTC_BOUNCE_END:
index = (offset - EIOINTC_BOUNCE_START) >> 3;
case EIOINTC_BOUNCE_START ... EIOINTC_BOUNCE_END:
offset = (addr - EIOINTC_BOUNCE_START) / 4;