rem: ac97_get_vendor_id_description()
add: ac97_get_vendor_id_description(device_config *config)
context: ac97_get_vendor_id_description(){	uint32 id = ac97_get_vendor_id();	codec_table *codec = find_codec_table(id);	char f = (id >> 24) & 0xff;	char s = (id >> 16) & 0xff;	char t = (id >>  8) & 0xff;	if (f == 0) f = '?';	if (s == 0) s = '?';	if (t == 0) t = '?';	LOG(("codec %c%c%c %u\n",f,s,t,id & 0xff));	LOG(("info: %s\n",codec->info));	return codec->info;}