Lines Matching refs:TACK
104 #define TACK 0x08 /* Transfer acknowledge (input) */
107 #define TACK 0x02
586 /* Negate TREQ. Set TACK to input and TREQ to output. */
588 out_8(&via2[DIRB], (in_8(&via2[DIRB]) | TREQ) & ~TACK);
1196 while ((in_8(&via2[B]) & TACK) == 0) {
1486 while ((in_8(&via2[B]) & TACK) != 0)
1493 /* reset TREQ and wait for TACK to go high */
2507 while ((via2[B] & TACK) != 0)
2510 while ((via2[B] & TACK) == 0)
2550 while ((via2[B] & TACK) == 0)