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Check status FIFO more closely to report error.

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This commit is contained in:
Hidetoshi Shimokawa 2003-02-01 12:06:57 +00:00
parent 806d5cfff0
commit 3c62126d84
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=110189
1 changed files with 43 additions and 11 deletions
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54
sys/dev/firewire/sbp.c
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@ -1330,7 +1330,7 @@ sbp_recv1(struct fw_xfer *xfer){
struct sbp_login_res *login_res = NULL;
struct sbp_status *sbp_status;
struct sbp_target *target;
int orb_fun, status_valid;
int orb_fun, status_valid, t, l;
u_int32_t addr;
/*
u_int32_t *ld;
@ -1362,10 +1362,45 @@ printf("sbp %08x %08x %08x %08x\n", ntohl(ld[8]), ntohl(ld[9]), ntohl(ld[10]), n
SBP_DEBUG(2)
printf("received address 0x%x\n", addr);
END_DEBUG
target = &sbp->targets[SBP_ADDR2TRG(addr)];
sdev = &target->luns[SBP_ADDR2LUN(addr)];
t = SBP_ADDR2TRG(addr);
if (t >= SBP_NUM_TARGETS) {
device_printf(sbp->fd.dev,
"sbp_recv1: invalid target %d\n", t);
fw_xfer_free(xfer);
return;
}
target = &sbp->targets[t];
l = SBP_ADDR2LUN(addr);
if (l >= target->num_lun) {
device_printf(sbp->fd.dev,
"sbp_recv1: invalid lun %d (target=%d)\n", l, t);
fw_xfer_free(xfer);
return;
}
sdev = &target->luns[l];
status_valid = (sbp_status->resp == ORB_RES_CMPL
ocb = NULL;
switch (sbp_status->src) {
case 0:
case 1:
ocb = sbp_dequeue_ocb(sdev, ntohl(sbp_status->orb_lo));
if (ocb == NULL) {
sbp_show_sdev_info(sdev, 2);
printf("No ocb on the queue\n");
}
break;
case 2:
/* unsolicit */
sbp_show_sdev_info(sdev, 2);
printf("unsolicit status received\n");
break;
default:
sbp_show_sdev_info(sdev, 2);
printf("unknown sbp_status->src\n");
}
status_valid = (sbp_status->src < 2
&& sbp_status->resp == ORB_RES_CMPL
&& sbp_status->dead == 0
&& sbp_status->status == 0);
@ -1389,10 +1424,8 @@ END_DEBUG
case 0:
if (status > MAX_ORB_STATUS0)
printf("%s\n", orb_status0[MAX_ORB_STATUS0]);
else if (status > 0)
printf("%s\n", orb_status0[status]);
else
printf("\n");
printf("%s\n", orb_status0[status]);
break;
case 1:
printf("Object: %s, Serial Bus Error: %s\n",
@ -1409,19 +1442,18 @@ END_DEBUG
printf("unknown respose code %d\n", sbp_status->resp);
}
}
ocb = sbp_dequeue_ocb(sdev, ntohl(sbp_status->orb_lo));
/* we have to reset the fetch agent if it's dead */
if (sbp_status->dead) {
if (sdev->path)
xpt_freeze_devq(sdev->path, 1);
sbp_show_sdev_info(sdev, 2);
printf("reset agent\n");
sbp_agent_reset(sdev, 0);
}
if (ocb == NULL) {
printf("No ocb on the queue for target %d.\n", sdev->target->target_id);
fw_xfer_free( xfer);
fw_xfer_free(xfer);
return;
}