| aic7xxx.seq (23925) | aic7xxx.seq (23991) |
|---|---|
| 1/*+M*********************************************************************** 2 *Adaptec 274x/284x/294x device driver for Linux and FreeBSD. 3 * 4 *Copyright (c) 1994 John Aycock 5 * The University of Calgary Department of Computer Science. 6 * All rights reserved. 7 * 8 *FreeBSD, Twin, Wide, 2 command per target support, tagged queuing, --- 172 unchanged lines hidden (view full) --- 181 * We don't have to "test_busy" because only transactions that 182 * have passed that test can be in the WAITING_SCB list. 183 */ 184 mov SCBPTR, WAITING_SCBH; 185 call start_selection; 186 jmp poll_for_work; 187 188start_selection: | 1/*+M*********************************************************************** 2 *Adaptec 274x/284x/294x device driver for Linux and FreeBSD. 3 * 4 *Copyright (c) 1994 John Aycock 5 * The University of Calgary Department of Computer Science. 6 * All rights reserved. 7 * 8 *FreeBSD, Twin, Wide, 2 command per target support, tagged queuing, --- 172 unchanged lines hidden (view full) --- 181 * We don't have to "test_busy" because only transactions that 182 * have passed that test can be in the WAITING_SCB list. 183 */ 184 mov SCBPTR, WAITING_SCBH; 185 call start_selection; 186 jmp poll_for_work; 187 188start_selection: |
| 189.if ( TWIN_CHANNEL ) |
|
| 189 and SINDEX,~SELBUSB,SBLKCTL;/* Clear the channel select bit */ 190 and A,SELBUSB,SCB_TCL; /* Get new channel bit */ 191 or SINDEX,A; 192 mov SBLKCTL,SINDEX; /* select channel */ | 190 and SINDEX,~SELBUSB,SBLKCTL;/* Clear the channel select bit */ 191 and A,SELBUSB,SCB_TCL; /* Get new channel bit */ 192 or SINDEX,A; 193 mov SBLKCTL,SINDEX; /* select channel */ |
| 194.endif |
|
| 193initialize_scsiid: 194 and A, TID, SCB_TCL; /* Get target ID */ 195 and SCSIID, OID; /* Clear old target */ 196 or SCSIID, A; 197 mvi SCSISEQ, ENSELO|ENAUTOATNO|ENRSELI|ENAUTOATNP ret; 198/* 199 * Reselection has been initiated by a target. Make a note that we've been 200 * reselected, but haven't seen an IDENTIFY message from the target yet. --- 943 unchanged lines hidden --- | 195initialize_scsiid: 196 and A, TID, SCB_TCL; /* Get target ID */ 197 and SCSIID, OID; /* Clear old target */ 198 or SCSIID, A; 199 mvi SCSISEQ, ENSELO|ENAUTOATNO|ENRSELI|ENAUTOATNP ret; 200/* 201 * Reselection has been initiated by a target. Make a note that we've been 202 * reselected, but haven't seen an IDENTIFY message from the target yet. --- 943 unchanged lines hidden --- |