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Searched refs:TREQ (Results 1 – 5 of 5) sorted by relevance

/openbmc/qemu/hw/misc/macio/
H A Dcuda.c41 #define TREQ 0x08 /* Transfer request (input) */ macro
143 ms->b = (ms->b | TREQ); in cuda_update()
155 ms->b = (ms->b | TREQ); in cuda_update()
157 ms->b = (ms->b & ~TREQ); in cuda_update()
169 ms->b = (ms->b & ~TREQ); in cuda_update()
H A Dpmu.c48 #define TREQ 0x10 /* Transfer acknowledge (output) */ macro
511 switch (ms->b & (TREQ | TACK)) { in pmu_update()
512 case TREQ: in pmu_update()
522 case TREQ | TACK: in pmu_update()
809 s->last_b = ms->b = TACK | TREQ; in mos6522_pmu_reset_hold()
H A Dtrace-events36 pmu_debug_protocol_clear_treq(int state) "TREQ cleared, clearing TACK, state: %d"
/openbmc/linux/drivers/macintosh/
H A Dvia-cuda.c75 #define TREQ 0x08 /* Transfer request */ macro
104 return !(portb & TREQ); in TREQ_asserted()
384 out_8(&via[DIRB], (in_8(&via[DIRB]) | TACK | TIP) & ~TREQ); /* TACK & TIP out */ in cuda_init_via()
591 status = in_8(&via[B]) & (TIP | TACK | TREQ); in cuda_interrupt()
H A Dvia-pmu.c104 #define TREQ 0x10 /* Transfer request (output) */ macro
107 #define TREQ 0x04 macro
576 out_8(&via2[B], in_8(&via2[B]) | TREQ); in init_pmu()
577 out_8(&via2[DIRB], (in_8(&via2[DIRB]) | TREQ) & ~TACK); in init_pmu()
1203 out_8(&via2[B], in_8(&via2[B]) & ~TREQ); /* assert TREQ */ in send_byte()
1212 out_8(&via2[B], in_8(&via2[B]) & ~TREQ); in recv_byte()
1472 if (in_8(&via2[B]) & TREQ) { in pmu_sr_intr()
1485 out_8(&via2[B], in_8(&via2[B]) | TREQ); in pmu_sr_intr()
2498 via2[B] &= ~TREQ; eieio(); in polled_handshake()
2501 via2[B] |= TREQ; eieio(); in polled_handshake()