Cross Reference: /src/sys/dev/isa/seagate.c

Lines Matching refs:phase
98  * blind transfers, i.e. no check is done for scsi phase changes. This will
115  * defining SEA_NODATAOUT makes dataout phase being aborted
290 int sea_transfer_pio(struct sea_softc *sea, u_char *phase,
775 				/* check for reselection phase */
875 	u_char lun, phase;
888 	/* wait for a device to win the reselection phase */
915 	phase = PH_MSGIN;
916 	sea_transfer_pio(sea, &phase, &len, &data);
954 		phase = PH_MSGOUT;
956 		sea_transfer_pio(sea, &phase, &len, &data);
964  * Transfer data in given phase using polled I/O.
967 sea_transfer_pio(struct sea_softc *sea, u_char *phase, int *count, u_char **data)
969 	u_char p = *phase, tmp;
976 		 * Wait for assertion of REQ, after which the phase bits will
989 		 * Check for phase mismatch.  Reached if the target decides
1007 		 * The SCSI standard suggests that in MSGOUT phase, the
1009 		 * phase after REQ has been asserted for the handshake but
1033 		*phase = tmp & PH_MASK;
1035 		*phase = PH_INVALID;
1037 	if (c && (*phase != p))
1051 	u_char msg[3], phase;
1107 	/* should start a msg_out phase */
1124 		phase = PH_MSGOUT;
1126 		sea_transfer_pio(sea, &phase, &len, &data);
1148 	u_char msg, phase, *msgptr;
1184 			phase = PH_MSGOUT;
1186 			sea_transfer_pio(sea, &phase, &len, &msgptr);
1259 	u_char phase, tmp, old_phase = PH_INVALID;
1284 		/* we only have a valid SCSI phase when REQ is asserted */
1292 		phase = tmp & PH_MASK;
1293 		if (phase != old_phase)
1294 			old_phase = phase;
1296 		switch (phase) {
1323 					if ((tmp & PH_MASK) != phase)
1325 					if (!(phase & STAT_IO)) {
1365 				sea_transfer_pio(sea, &phase, &scb->datalen,
1372 			sea_transfer_pio(sea, &phase, &len, &data);
1410 				 * transfer phase, as the ATN should be raised
1423 			sea_transfer_pio(sea, &phase, &len, &data);
1442 			sea_transfer_pio(sea, &phase, &len, &data);
1447 			sea_transfer_pio(sea, &phase, &len, &data);
1451 			printf("sea: unknown phase\n");
1452 		} /* switch (phase) */
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