BUFFER_END_STATUS_BIT
if (event_status & BUFFER_END_STATUS_BIT) {
if (event_status & (BUFFER_END_STATUS_BIT | TERM_COUNT_STATUS_BIT)) {
writeb(event_status & (BUFFER_END_STATUS_BIT | TERM_COUNT_STATUS_BIT),
writeb(BUFFER_END_STATUS_BIT | TERM_COUNT_STATUS_BIT,
BUFFER_END_STATUS_BIT)) ||