"aic7902",
"aic7901A"
};
-static const u_int num_chip_names = NUM_ELEMENTS(ahd_chip_names);
+static const u_int num_chip_names = ARRAY_SIZE(ahd_chip_names);
/*
* Hardware error codes.
{ MPARERR, "Scratch or SCB Memory Parity Error" },
{ CIOPARERR, "CIOBUS Parity Error" },
};
-static const u_int num_errors = NUM_ELEMENTS(ahd_hard_errors);
+static const u_int num_errors = ARRAY_SIZE(ahd_hard_errors);
static struct ahd_phase_table_entry ahd_phase_table[] =
{
* In most cases we only wish to itterate over real phases, so
* exclude the last element from the count.
*/
-static const u_int num_phases = NUM_ELEMENTS(ahd_phase_table) - 1;
+static const u_int num_phases = ARRAY_SIZE(ahd_phase_table) - 1;
/* Our Sequencer Program */
#include "aic79xx_seq.h"
* If a target takes us into the command phase
* assume that it has been externally reset and
* has thus lost our previous packetized negotiation
- * agreement. Since we have not sent an identify
- * message and may not have fully qualified the
- * connection, we change our command to TUR, assert
- * ATN and ABORT the task when we go to message in
- * phase. The OSM will see the REQUEUE_REQUEST
- * status and retry the command.
+ * agreement.
+ * Revert to async/narrow transfers until we
+ * can renegotiate with the device and notify
+ * the OSM about the reset.
*/
scbid = ahd_get_scbptr(ahd);
scb = ahd_lookup_scb(ahd, scbid);
ahd_set_syncrate(ahd, &devinfo, /*period*/0,
/*offset*/0, /*ppr_options*/0,
AHD_TRANS_ACTIVE, /*paused*/TRUE);
- ahd_outb(ahd, SCB_CDB_STORE, 0);
- ahd_outb(ahd, SCB_CDB_STORE+1, 0);
- ahd_outb(ahd, SCB_CDB_STORE+2, 0);
- ahd_outb(ahd, SCB_CDB_STORE+3, 0);
- ahd_outb(ahd, SCB_CDB_STORE+4, 0);
- ahd_outb(ahd, SCB_CDB_STORE+5, 0);
- ahd_outb(ahd, SCB_CDB_LEN, 6);
- scb->hscb->control &= ~(TAG_ENB|SCB_TAG_TYPE);
- scb->hscb->control |= MK_MESSAGE;
- ahd_outb(ahd, SCB_CONTROL, scb->hscb->control);
- ahd_outb(ahd, MSG_OUT, HOST_MSG);
- ahd_outb(ahd, SAVED_SCSIID, scb->hscb->scsiid);
- /*
- * The lun is 0, regardless of the SCB's lun
- * as we have not sent an identify message.
- */
- ahd_outb(ahd, SAVED_LUN, 0);
- ahd_outb(ahd, SEQ_FLAGS, 0);
- ahd_assert_atn(ahd);
- scb->flags &= ~SCB_PACKETIZED;
- scb->flags |= SCB_ABORT|SCB_CMDPHASE_ABORT;
+ scb->flags |= SCB_EXTERNAL_RESET;
ahd_freeze_devq(ahd, scb);
ahd_set_transaction_status(scb, CAM_REQUEUE_REQ);
ahd_freeze_scb(scb);
+ /* Notify XPT */
+ ahd_send_async(ahd, devinfo.channel, devinfo.target,
+ CAM_LUN_WILDCARD, AC_SENT_BDR);
+
/*
* Allow the sequencer to continue with
* non-pack processing.
if (sent_msg == MSG_ABORT_TAG)
tag = SCB_GET_TAG(scb);
- if ((scb->flags & SCB_CMDPHASE_ABORT) != 0) {
- /*
- * This abort is in response to an
- * unexpected switch to command phase
- * for a packetized connection. Since
- * the identify message was never sent,
- * "saved lun" is 0. We really want to
- * abort only the SCB that encountered
- * this error, which could have a different
- * lun. The SCB will be retried so the OS
- * will see the UA after renegotiating to
- * packetized.
- */
- tag = SCB_GET_TAG(scb);
- saved_lun = scb->hscb->lun;
- }
found = ahd_abort_scbs(ahd, target, 'A', saved_lun,
tag, ROLE_INITIATOR,
CAM_REQ_ABORTED);
tinfo->curr.ppr_options = ppr_options;
ahd_send_async(ahd, devinfo->channel, devinfo->target,
- CAM_LUN_WILDCARD, AC_TRANSFER_NEG, NULL);
+ CAM_LUN_WILDCARD, AC_TRANSFER_NEG);
if (bootverbose) {
if (offset != 0) {
int options;
tinfo->curr.width = width;
ahd_send_async(ahd, devinfo->channel, devinfo->target,
- CAM_LUN_WILDCARD, AC_TRANSFER_NEG, NULL);
+ CAM_LUN_WILDCARD, AC_TRANSFER_NEG);
if (bootverbose) {
printf("%s: target %d using %dbit transfers\n",
ahd_name(ahd), devinfo->target,
* Update the current state of tagged queuing for a given target.
*/
void
-ahd_set_tags(struct ahd_softc *ahd, struct ahd_devinfo *devinfo,
- ahd_queue_alg alg)
+ahd_set_tags(struct ahd_softc *ahd, struct scsi_cmnd *cmd,
+ struct ahd_devinfo *devinfo, ahd_queue_alg alg)
{
- ahd_platform_set_tags(ahd, devinfo, alg);
+ struct scsi_device *sdev = cmd->device;
+
+ ahd_platform_set_tags(ahd, sdev, devinfo, alg);
ahd_send_async(ahd, devinfo->channel, devinfo->target,
- devinfo->lun, AC_TRANSFER_NEG, &alg);
+ devinfo->lun, AC_TRANSFER_NEG);
}
static void
printf("(%s:%c:%d:%d): refuses tagged commands. "
"Performing non-tagged I/O\n", ahd_name(ahd),
devinfo->channel, devinfo->target, devinfo->lun);
- ahd_set_tags(ahd, devinfo, AHD_QUEUE_NONE);
+ ahd_set_tags(ahd, scb->io_ctx, devinfo, AHD_QUEUE_NONE);
mask = ~0x23;
} else {
printf("(%s:%c:%d:%d): refuses %s tagged commands. "
ahd_name(ahd), devinfo->channel, devinfo->target,
devinfo->lun, tag_type == MSG_ORDERED_TASK
? "ordered" : "head of queue");
- ahd_set_tags(ahd, devinfo, AHD_QUEUE_BASIC);
+ ahd_set_tags(ahd, scb->io_ctx, devinfo, AHD_QUEUE_BASIC);
mask = ~0x03;
}
if (status != CAM_SEL_TIMEOUT)
ahd_send_async(ahd, devinfo->channel, devinfo->target,
- CAM_LUN_WILDCARD, AC_SENT_BDR, NULL);
+ CAM_LUN_WILDCARD, AC_SENT_BDR);
if (message != NULL && bootverbose)
printf("%s: %s on %c:%d. %d SCBs aborted\n", ahd_name(ahd),
return (wrap_qinfifonext - wrap_qinpos);
else
return (wrap_qinfifonext
- + NUM_ELEMENTS(ahd->qinfifo) - wrap_qinpos);
+ + ARRAY_SIZE(ahd->qinfifo) - wrap_qinpos);
}
void
ahd->flags &= ~AHD_UPDATE_PEND_CMDS;
}
-void
+static void
ahd_done_with_status(struct ahd_softc *ahd, struct scb *scb, uint32_t status)
{
cam_status ostat;
#endif
/* Notify the XPT that a bus reset occurred */
ahd_send_async(ahd, devinfo.channel, CAM_TARGET_WILDCARD,
- CAM_LUN_WILDCARD, AC_BUS_RESET, NULL);
+ CAM_LUN_WILDCARD, AC_BUS_RESET);
/*
* Revert to async/narrow transfers until we renegotiate.
struct patch *last_patch;
u_int num_patches;
- num_patches = sizeof(patches)/sizeof(struct patch);
+ num_patches = ARRAY_SIZE(patches);
last_patch = &patches[num_patches];
cur_patch = *start_patch;
} else {
u_int max_id;
- max_id = (ahd->features & AHD_WIDE) ? 15 : 7;
- if (ccb->ccb_h.target_id > max_id)
+ max_id = (ahd->features & AHD_WIDE) ? 16 : 8;
+ if (ccb->ccb_h.target_id >= max_id)
return (CAM_TID_INVALID);
if (ccb->ccb_h.target_lun >= AHD_NUM_LUNS)