Lines Matching refs:TREQ
70 #define TREQ 0x04 /* Transfer request (output) */198 via2[B] |= TREQ; /* negate TREQ */199 via2[DIRB] = (via2[DIRB] | TREQ) & ~TACK; /* TACK in, TREQ out */517 via2[B] &= ~TREQ; /* assert TREQ */527 via2[B] &= ~TREQ;589 /* reset TREQ and wait for TACK to go high */590 via2[B] |= TREQ;