HYSTART_ACK_TRAIN
if (hystart_detect & HYSTART_ACK_TRAIN) {
if (hystart_detect & HYSTART_ACK_TRAIN) {
static int hystart_detect __read_mostly = HYSTART_ACK_TRAIN | HYSTART_DELAY;
if (hystart_detect & HYSTART_ACK_TRAIN) {
static int hystart_detect = HYSTART_ACK_TRAIN | HYSTART_DELAY;