*/
/* Name and version of the driver */
-#define SCSI_NCR_DRIVER_NAME "ncr53c8xx-3.4.3f"
+#define SCSI_NCR_DRIVER_NAME "ncr53c8xx-3.4.3g"
#define SCSI_NCR_DEBUG_FLAGS (0)
static struct lcb * ncr_setup_lcb (struct ncb *np, struct scsi_device *sdev);
static void ncr_getclock (struct ncb *np, int mult);
static void ncr_selectclock (struct ncb *np, u_char scntl3);
-static struct ccb *ncr_get_ccb (struct ncb *np, u_char tn, u_char ln);
+static struct ccb *ncr_get_ccb (struct ncb *np, struct scsi_cmnd *cmd);
static void ncr_chip_reset (struct ncb *np, int delay);
static void ncr_init (struct ncb *np, int reset, char * msg, u_long code);
static int ncr_int_sbmc (struct ncb *np);
static void ncr_setsync (struct ncb *np, struct ccb *cp, u_char scntl3, u_char sxfer);
static void ncr_setup_tags (struct ncb *np, struct scsi_device *sdev);
static void ncr_setwide (struct ncb *np, struct ccb *cp, u_char wide, u_char ack);
-static int ncr_show_msg (u_char * msg);
-static void ncr_print_msg (struct ccb *cp, char *label, u_char *msg);
static int ncr_snooptest (struct ncb *np);
static void ncr_timeout (struct ncb *np);
static void ncr_wakeup (struct ncb *np, u_long code);
for (i=0; i<MAX_START; i++) {
*p++ =SCR_CALL;
*p++ =PADDR (idle);
- };
+ }
BUG_ON((u_long)p != (u_long)&scrh->tryloop + sizeof (scrh->tryloop));
*p++ =PADDR (dispatch);
*p++ =SCR_MOVE_TBL ^ SCR_DATA_IN;
*p++ =offsetof (struct dsb, data[i]);
- };
+ }
BUG_ON((u_long)p != (u_long)&scrh->hdata_in + sizeof (scrh->hdata_in));
*p++ =PADDR (dispatch);
*p++ =SCR_MOVE_TBL ^ SCR_DATA_IN;
*p++ =offsetof (struct dsb, data[i]);
- };
+ }
BUG_ON((u_long)p != (u_long)&scr->data_in + sizeof (scr->data_in));
*p++ =PADDR (dispatch);
*p++ =SCR_MOVE_TBL ^ SCR_DATA_OUT;
*p++ =offsetof (struct dsb, data[i]);
- };
+ }
BUG_ON((u_long)p != (u_long)&scrh->hdata_out + sizeof (scrh->hdata_out));
*p++ =PADDR (dispatch);
*p++ =SCR_MOVE_TBL ^ SCR_DATA_OUT;
*p++ =offsetof (struct dsb, data[i]);
- };
+ }
BUG_ON((u_long) p != (u_long)&scr->data_out + sizeof (scr->data_out));
}
printk (KERN_ERR "%s: ERROR0 IN SCRIPT at %d.\n",
ncr_name(np), (int) (src-start-1));
mdelay(1000);
- };
+ }
if (DEBUG_FLAGS & DEBUG_SCRIPT)
printk (KERN_DEBUG "%p: <%x>\n",
default:
relocs = 0;
break;
- };
+ }
if (relocs) {
while (relocs--) {
} else
*dst++ = cpu_to_scr(*src++);
- };
+ }
}
/*
struct ncb *ncb;
};
-/*
-** Print something which allows to retrieve the controller type, unit,
-** target, lun concerned by a kernel message.
-*/
+#define PRINT_ADDR(cmd, arg...) dev_info(&cmd->device->sdev_gendev , ## arg)
-static void PRINT_TARGET(struct ncb *np, int target)
+static void ncr_print_msg(struct ccb *cp, char *label, u_char *msg)
{
- printk(KERN_INFO "%s-<%d,*>: ", ncr_name(np), target);
-}
+ int i;
+ PRINT_ADDR(cp->cmd, "%s: ", label);
-static void PRINT_LUN(struct ncb *np, int target, int lun)
-{
- printk(KERN_INFO "%s-<%d,%d>: ", ncr_name(np), target, lun);
-}
+ printk ("%x",*msg);
+ if (*msg == M_EXTENDED) {
+ for (i = 1; i < 8; i++) {
+ if (i - 1 > msg[1])
+ break;
+ printk ("-%x",msg[i]);
+ }
+ } else if ((*msg & 0xf0) == 0x20) {
+ printk ("-%x",msg[1]);
+ }
-static void PRINT_ADDR(struct scsi_cmnd *cmd)
-{
- struct host_data *host_data = (struct host_data *) cmd->device->host->hostdata;
- PRINT_LUN(host_data->ncb, cmd->device->id, cmd->device->lun);
+ printk(".\n");
}
/*==========================================================
tp->usrsync = driver_setup.default_sync;
tp->usrwide = driver_setup.max_wide;
tp->usrtags = MAX_TAGS;
+ tp->period = 0xffff;
if (!driver_setup.disconnection)
np->target[i].usrflag = UF_NODISC;
}
int nego = 0;
struct scsi_target *starget = tp->starget;
- if (likely(starget)) {
-
- /*
- ** negotiate wide transfers ?
- */
-
- if (!tp->widedone) {
- if (spi_support_wide(starget)) {
- nego = NS_WIDE;
- } else
- tp->widedone=1;
-
- };
-
- /*
- ** negotiate synchronous transfers?
- */
+ /* negotiate wide transfers ? */
+ if (!tp->widedone) {
+ if (spi_support_wide(starget)) {
+ nego = NS_WIDE;
+ } else
+ tp->widedone=1;
+ }
- if (!nego && !tp->period) {
- if (spi_support_sync(starget)) {
- nego = NS_SYNC;
- } else {
- tp->period =0xffff;
- PRINT_TARGET(np, cp->target);
- printk ("target did not report SYNC.\n");
- };
- };
- };
+ /* negotiate synchronous transfers? */
+ if (!nego && !tp->period) {
+ if (spi_support_sync(starget)) {
+ nego = NS_SYNC;
+ } else {
+ tp->period =0xffff;
+ dev_info(&starget->dev, "target did not report SYNC.\n");
+ }
+ }
switch (nego) {
case NS_SYNC:
msgptr[msglen++] = M_X_WIDE_REQ;
msgptr[msglen++] = tp->usrwide;
break;
- };
+ }
cp->nego_status = nego;
if (DEBUG_FLAGS & DEBUG_NEGO) {
ncr_print_msg(cp, nego == NS_WIDE ?
"wide msgout":"sync_msgout", msgptr);
- };
- };
+ }
+ }
return msglen;
}
*/
static int ncr_queue_command (struct ncb *np, struct scsi_cmnd *cmd)
{
-/* struct scsi_device *device = cmd->device; */
- struct tcb *tp = &np->target[cmd->device->id];
- struct lcb *lp = tp->lp[cmd->device->lun];
+ struct scsi_device *sdev = cmd->device;
+ struct tcb *tp = &np->target[sdev->id];
+ struct lcb *lp = tp->lp[sdev->lun];
struct ccb *cp;
int segments;
**
**---------------------------------------------
*/
- if ((cmd->device->id == np->myaddr ) ||
- (cmd->device->id >= MAX_TARGET) ||
- (cmd->device->lun >= MAX_LUN )) {
+ if ((sdev->id == np->myaddr ) ||
+ (sdev->id >= MAX_TARGET) ||
+ (sdev->lun >= MAX_LUN )) {
return(DID_BAD_TARGET);
}
}
if (DEBUG_FLAGS & DEBUG_TINY) {
- PRINT_ADDR(cmd);
- printk ("CMD=%x ", cmd->cmnd[0]);
+ PRINT_ADDR(cmd, "CMD=%x ", cmd->cmnd[0]);
}
/*---------------------------------------------------
np->settle_time = tlimit;
}
- if (np->settle_time || !(cp=ncr_get_ccb (np, cmd->device->id, cmd->device->lun))) {
+ if (np->settle_time || !(cp=ncr_get_ccb (np, cmd))) {
insert_into_waiting_list(np, cmd);
return(DID_OK);
}
**----------------------------------------------------
*/
- idmsg = M_IDENTIFY | cmd->device->lun;
+ idmsg = M_IDENTIFY | sdev->lun;
if (cp ->tag != NO_TAG ||
(cp != np->ccb && np->disc && !(tp->usrflag & UF_NODISC)))
if (lp->tags_smap) {
order = M_ORDERED_TAG;
if ((DEBUG_FLAGS & DEBUG_TAGS)||bootverbose>2){
- PRINT_ADDR(cmd);
- printk("ordered tag forced.\n");
+ PRINT_ADDR(cmd,
+ "ordered tag forced.\n");
}
}
lp->tags_stime = ktime_get(3*HZ);
/*
** select
*/
- cp->phys.select.sel_id = cmd->device->id;
+ cp->phys.select.sel_id = sdev->id;
cp->phys.select.sel_scntl3 = tp->wval;
cp->phys.select.sel_sxfer = tp->sval;
/*
**----------------------------------------------------
*/
- /*
- ** activate this job.
- */
+ /* activate this job. */
cp->magic = CCB_MAGIC;
/*
else
ncr_put_start_queue(np, cp);
- /*
- ** Command is successfully queued.
- */
+ /* Command is successfully queued. */
- return(DID_OK);
+ return DID_OK;
}
*/
if (cp->parity_status > 1) {
- PRINT_ADDR(cmd);
- printk ("%d parity error(s).\n",cp->parity_status);
+ PRINT_ADDR(cmd, "%d parity error(s).\n",cp->parity_status);
}
/*
*/
if (cp->xerr_status != XE_OK) {
- PRINT_ADDR(cmd);
switch (cp->xerr_status) {
case XE_EXTRA_DATA:
- printk ("extraneous data discarded.\n");
+ PRINT_ADDR(cmd, "extraneous data discarded.\n");
break;
case XE_BAD_PHASE:
- printk ("invalid scsi phase (4/5).\n");
+ PRINT_ADDR(cmd, "invalid scsi phase (4/5).\n");
break;
default:
- printk ("extended error %d.\n", cp->xerr_status);
+ PRINT_ADDR(cmd, "extended error %d.\n",
+ cp->xerr_status);
break;
}
if (cp->host_status==HS_COMPLETE)
*/
if (DEBUG_FLAGS & (DEBUG_RESULT|DEBUG_TINY)) {
if (cp->host_status!=HS_COMPLETE || cp->scsi_status!=S_GOOD) {
- PRINT_ADDR(cmd);
- printk ("ERROR: cmd=%x host_status=%x scsi_status=%x\n",
- cmd->cmnd[0], cp->host_status, cp->scsi_status);
+ PRINT_ADDR(cmd, "ERROR: cmd=%x host_status=%x "
+ "scsi_status=%x\n", cmd->cmnd[0],
+ cp->host_status, cp->scsi_status);
}
}
if (DEBUG_FLAGS & (DEBUG_RESULT|DEBUG_TINY)) {
u_char * p = (u_char*) & cmd->sense_buffer;
int i;
- PRINT_ADDR(cmd);
- printk ("sense data:");
+ PRINT_ADDR(cmd, "sense data:");
for (i=0; i<14; i++) printk (" %x", *p++);
printk (".\n");
}
/*
** Other protocol messes
*/
- PRINT_ADDR(cmd);
- printk ("COMMAND FAILED (%x %x) @%p.\n",
+ PRINT_ADDR(cmd, "COMMAND FAILED (%x %x) @%p.\n",
cp->host_status, cp->scsi_status, cp);
cmd->result = ScsiResult(DID_ERROR, cp->scsi_status);
if (tp->usrflag & UF_TRACE) {
u_char * p;
int i;
- PRINT_ADDR(cmd);
- printk (" CMD:");
+ PRINT_ADDR(cmd, " CMD:");
p = (u_char*) &cmd->cmnd[0];
for (i=0; i<cmd->cmd_len; i++) printk (" %x", *p++);
}
else
tp->usrsync = 255;
- };
+ }
if (tp->usrwide > np->maxwide)
tp->usrwide = np->maxwide;
- ncr_negotiate (np, tp);
}
/*
#endif
cp->phys.select.sel_scntl3 = tp->wval;
cp->phys.select.sel_sxfer = tp->sval;
- };
+ }
}
/*==========================================================
else
tp->period = 0xffff;
- /*
- ** Stop there if sync parameters are unchanged
- */
- if (tp->sval == sxfer && tp->wval == scntl3) return;
+ /* Stop there if sync parameters are unchanged */
+ if (tp->sval == sxfer && tp->wval == scntl3)
+ return;
tp->sval = sxfer;
tp->wval = scntl3;
- /*
- ** Bells and whistles ;-)
- */
- PRINT_TARGET(np, target);
if (sxfer & 0x01f) {
- unsigned f10 = 100000 << (tp->widedone ? tp->widedone -1 : 0);
- unsigned mb10 = (f10 + tp->period/2) / tp->period;
- char *scsi;
-
- /*
- ** Disable extended Sreq/Sack filtering
- */
- if (tp->period <= 2000) OUTOFFB (nc_stest2, EXT);
-
- /*
- ** Bells and whistles ;-)
- */
- if (tp->period < 500) scsi = "FAST-40";
- else if (tp->period < 1000) scsi = "FAST-20";
- else if (tp->period < 2000) scsi = "FAST-10";
- else scsi = "FAST-5";
-
- printk ("%s %sSCSI %d.%d MB/s (%d ns, offset %d)\n", scsi,
- tp->widedone > 1 ? "WIDE " : "",
- mb10 / 10, mb10 % 10, tp->period / 10, sxfer & 0x1f);
- } else
- printk ("%sasynchronous.\n", tp->widedone > 1 ? "wide " : "");
+ /* Disable extended Sreq/Sack filtering */
+ if (tp->period <= 2000)
+ OUTOFFB(nc_stest2, EXT);
+ }
+
+ spi_display_xfer_agreement(tp->starget);
/*
** set actual value and sync_status
** Bells and whistles ;-)
*/
if (bootverbose >= 2) {
- PRINT_TARGET(np, target);
- if (scntl3 & EWS)
- printk ("WIDE SCSI (16 bit) enabled.\n");
- else
- printk ("WIDE SCSI disabled.\n");
+ dev_info(&cmd->device->sdev_target->dev, "WIDE SCSI %sabled.\n",
+ (scntl3 & EWS) ? "en" : "dis");
}
/*
reqtags = lp->numtags;
} else {
reqtags = 1;
- };
+ }
/*
** Update max number of tags
** Announce change to user.
*/
if (bootverbose) {
- PRINT_LUN(np, tn, ln);
if (lp->usetags) {
- printk("tagged command queue depth set to %d\n", reqtags);
- }
- else {
- printk("tagged command queueing disabled\n");
+ dev_info(&sdev->sdev_gendev,
+ "tagged command queue depth set to %d\n",
+ reqtags);
+ } else {
+ dev_info(&sdev->sdev_gendev,
+ "tagged command queueing disabled\n");
}
}
}
istat = INB (nc_istat);
if (DEBUG_FLAGS & DEBUG_TINY) printk ("F ");
ncr_wakeup_done (np);
- };
+ }
if (!(istat & (SIP|DIP)))
return;
}
OUTONB_STD ();
return;
- };
+ }
/*========================================================
** Now, interrupts that need some fixing up.
if (sist & RST) {
ncr_init (np, 1, bootverbose ? "scsi reset" : NULL, HS_RESET);
return;
- };
+ }
if ((sist & STO) &&
!(dstat & (MDPE|BF|ABRT))) {
ncr_int_sto (np);
return;
- };
+ }
/*=========================================================
** Now, interrupts we are not able to recover cleanly.
((char*)&np->regdump)[i] = INB_OFF(i);
np->regdump.nc_dstat = dstat;
np->regdump.nc_sist = sist;
- };
+ }
ncr_log_hard_error(np, sist, dstat);
(dstat & (MDPE|BF|ABRT|IID))) {
ncr_start_reset(np);
return;
- };
+ }
if (sist & HTH) {
printk ("%s: handshake timeout\n", ncr_name(np));
ncr_start_reset(np);
return;
- };
+ }
if (sist & UDC) {
printk ("%s: unexpected disconnect\n", ncr_name(np));
OUTB (HS_PRT, HS_UNEXPECTED);
OUTL_DSP (NCB_SCRIPT_PHYS (np, cleanup));
return;
- };
+ }
/*=========================================================
** We just miss the cause of the interrupt. :(
if (cp) {
cp-> host_status = HS_SEL_TIMEOUT;
ncr_complete (np, cp);
- };
+ }
/*
** repair start queue and jump to start point.
ss2 = INB (nc_sstat2);
if (ss2 & OLF1) rest++;
if (ss2 & ORF1) rest++;
- };
+ }
if (DEBUG_FLAGS & (DEBUG_TINY|DEBUG_PHASE))
printk ("P%x%x RL=%d D=%d SS0=%x ", cmd&7, sbcl&7,
cp, np->header.cp,
(unsigned)dsp,
(unsigned)nxtdsp, vdsp, cmd);
- };
+ }
/*
** cp=0 means that the DSA does not point to a valid control
} else {
tblp = (u32 *) 0;
olen = scr_to_cpu(vdsp[0]) & 0xffffff;
- };
+ }
if (DEBUG_FLAGS & DEBUG_PHASE) {
printk ("OCMD=%x\nTBLP=%p OLEN=%x OADR=%x\n",
tblp,
(unsigned) olen,
(unsigned) oadr);
- };
+ }
/*
** check cmd against assumed interrupted script command.
*/
if (cmd != (scr_to_cpu(vdsp[0]) >> 24)) {
- PRINT_ADDR(cp->cmd);
- printk ("internal error: cmd=%02x != %02x=(vdsp[0] >> 24)\n",
- (unsigned)cmd, (unsigned)scr_to_cpu(vdsp[0]) >> 24);
+ PRINT_ADDR(cp->cmd, "internal error: cmd=%02x != %02x=(vdsp[0] "
+ ">> 24)\n", cmd, scr_to_cpu(vdsp[0]) >> 24);
goto reset_all;
}
*/
if (cmd & 0x06) {
- PRINT_ADDR(cp->cmd);
- printk ("phase change %x-%x %d@%08x resid=%d.\n",
+ PRINT_ADDR(cp->cmd, "phase change %x-%x %d@%08x resid=%d.\n",
cmd&7, sbcl&7, (unsigned)olen,
(unsigned)oadr, (unsigned)rest);
goto unexpected_phase;
- };
+ }
/*
** choose the correct patch area.
newcmd[3] = cpu_to_scr(nxtdsp);
if (DEBUG_FLAGS & DEBUG_PHASE) {
- PRINT_ADDR(cp->cmd);
- printk ("newcmd[%d] %x %x %x %x.\n",
+ PRINT_ADDR(cp->cmd, "newcmd[%d] %x %x %x %x.\n",
(int) (newcmd - cp->patch),
(unsigned)scr_to_cpu(newcmd[0]),
(unsigned)scr_to_cpu(newcmd[1]),
if (!lp)
goto out;
if (bootverbose >= 1) {
- PRINT_ADDR(cmd);
- printk ("QUEUE FULL! %d busy, %d disconnected CCBs\n",
- busy_cnt, disc_cnt);
+ PRINT_ADDR(cmd, "QUEUE FULL! %d busy, %d disconnected "
+ "CCBs\n", busy_cnt, disc_cnt);
}
if (disc_cnt < lp->numtags) {
lp->numtags = disc_cnt > 2 ? disc_cnt : 2;
**
** identify message
*/
- cp->scsi_smsg2[0] = M_IDENTIFY | cmd->device->lun;
+ cp->scsi_smsg2[0] = IDENTIFY(0, cmd->device->lun);
cp->phys.smsg.addr = cpu_to_scr(CCB_PHYS (cp, scsi_smsg2));
cp->phys.smsg.size = cpu_to_scr(1);
**==========================================================
*/
-static int ncr_show_msg (u_char * msg)
-{
- u_char i;
- printk ("%x",*msg);
- if (*msg==M_EXTENDED) {
- for (i=1;i<8;i++) {
- if (i-1>msg[1]) break;
- printk ("-%x",msg[i]);
- };
- return (i+1);
- } else if ((*msg & 0xf0) == 0x20) {
- printk ("-%x",msg[1]);
- return (2);
- };
- return (1);
-}
-
-static void ncr_print_msg ( struct ccb *cp, char *label, u_char *msg)
-{
- if (cp)
- PRINT_ADDR(cp->cmd);
- if (label)
- printk("%s: ", label);
-
- (void) ncr_show_msg (msg);
- printk(".\n");
-}
-
void ncr_int_sir (struct ncb *np)
{
u_char scntl3;
*/
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("negotiation failed sir=%x status=%x.\n",
- num, cp->nego_status);
- };
+ PRINT_ADDR(cp->cmd, "negotiation failed sir=%x "
+ "status=%x.\n", num, cp->nego_status);
+ }
/*
** any error in negotiation:
switch (cp->nego_status) {
case NS_SYNC:
- ncr_setsync (np, cp, 0, 0xe0);
spi_period(starget) = 0;
spi_offset(starget) = 0;
+ ncr_setsync (np, cp, 0, 0xe0);
break;
case NS_WIDE:
- ncr_setwide (np, cp, 0, 0);
spi_width(starget) = 0;
+ ncr_setwide (np, cp, 0, 0);
break;
- };
+ }
np->msgin [0] = M_NOOP;
np->msgout[0] = M_NOOP;
cp->nego_status = 0;
break;
case SIR_NEGO_SYNC:
- /*
- ** Synchronous request message received.
- */
-
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("sync msgin: ");
- (void) ncr_show_msg (np->msgin);
- printk (".\n");
- };
-
- /*
- ** get requested values.
- */
+ ncr_print_msg(cp, "sync msgin", np->msgin);
+ }
chg = 0;
per = np->msgin[3];
** it CAN transfer synch.
*/
- if (ofs && tp->starget)
- spi_support_sync(tp->starget) = 1;
+ if (ofs && starget)
+ spi_support_sync(starget) = 1;
/*
** check values against driver limits.
}
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("sync: per=%d scntl3=0x%x ofs=%d fak=%d chg=%d.\n",
- per, scntl3, ofs, fak, chg);
+ PRINT_ADDR(cp->cmd, "sync: per=%d scntl3=0x%x ofs=%d "
+ "fak=%d chg=%d.\n", per, scntl3, ofs, fak, chg);
}
if (INB (HS_PRT) == HS_NEGOTIATE) {
switch (cp->nego_status) {
case NS_SYNC:
- /*
- ** This was an answer message
- */
+ /* This was an answer message */
if (chg) {
- /*
- ** Answer wasn't acceptable.
- */
- ncr_setsync (np, cp, 0, 0xe0);
+ /* Answer wasn't acceptable. */
spi_period(starget) = 0;
spi_offset(starget) = 0;
- OUTL_DSP (NCB_SCRIPT_PHYS (np, msg_bad));
+ ncr_setsync(np, cp, 0, 0xe0);
+ OUTL_DSP(NCB_SCRIPT_PHYS (np, msg_bad));
} else {
- /*
- ** Answer is ok.
- */
- ncr_setsync (np, cp, scntl3, (fak<<5)|ofs);
+ /* Answer is ok. */
spi_period(starget) = per;
spi_offset(starget) = ofs;
- OUTL_DSP (NCB_SCRIPT_PHYS (np, clrack));
- };
+ ncr_setsync(np, cp, scntl3, (fak<<5)|ofs);
+ OUTL_DSP(NCB_SCRIPT_PHYS (np, clrack));
+ }
return;
case NS_WIDE:
- ncr_setwide (np, cp, 0, 0);
spi_width(starget) = 0;
+ ncr_setwide(np, cp, 0, 0);
break;
- };
- };
+ }
+ }
/*
** It was a request. Set value and
** prepare an answer message
*/
- ncr_setsync (np, cp, scntl3, (fak<<5)|ofs);
spi_period(starget) = per;
spi_offset(starget) = ofs;
+ ncr_setsync(np, cp, scntl3, (fak<<5)|ofs);
np->msgout[0] = M_EXTENDED;
np->msgout[1] = 3;
cp->nego_status = NS_SYNC;
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("sync msgout: ");
- (void) ncr_show_msg (np->msgout);
- printk (".\n");
+ ncr_print_msg(cp, "sync msgout", np->msgout);
}
if (!ofs) {
** Wide request message received.
*/
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("wide msgin: ");
- (void) ncr_show_msg (np->msgin);
- printk (".\n");
- };
+ ncr_print_msg(cp, "wide msgin", np->msgin);
+ }
/*
** get requested values.
** it CAN transfer wide.
*/
- if (wide && tp->starget)
- spi_support_wide(tp->starget) = 1;
+ if (wide && starget)
+ spi_support_wide(starget) = 1;
/*
** check values against driver limits.
{chg = 1; wide = tp->usrwide;}
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("wide: wide=%d chg=%d.\n", wide, chg);
+ PRINT_ADDR(cp->cmd, "wide: wide=%d chg=%d.\n", wide,
+ chg);
}
if (INB (HS_PRT) == HS_NEGOTIATE) {
** This was an answer message
*/
if (chg) {
- /*
- ** Answer wasn't acceptable.
- */
- ncr_setwide (np, cp, 0, 1);
+ /* Answer wasn't acceptable. */
spi_width(starget) = 0;
+ ncr_setwide(np, cp, 0, 1);
OUTL_DSP (NCB_SCRIPT_PHYS (np, msg_bad));
} else {
- /*
- ** Answer is ok.
- */
- ncr_setwide (np, cp, wide, 1);
+ /* Answer is ok. */
spi_width(starget) = wide;
+ ncr_setwide(np, cp, wide, 1);
OUTL_DSP (NCB_SCRIPT_PHYS (np, clrack));
- };
+ }
return;
case NS_SYNC:
- ncr_setsync (np, cp, 0, 0xe0);
spi_period(starget) = 0;
spi_offset(starget) = 0;
+ ncr_setsync(np, cp, 0, 0xe0);
break;
- };
- };
+ }
+ }
/*
** It was a request, set value and
** prepare an answer message
*/
- ncr_setwide (np, cp, wide, 1);
spi_width(starget) = wide;
+ ncr_setwide(np, cp, wide, 1);
np->msgout[0] = M_EXTENDED;
np->msgout[1] = 2;
cp->nego_status = NS_WIDE;
if (DEBUG_FLAGS & DEBUG_NEGO) {
- PRINT_ADDR(cp->cmd);
- printk ("wide msgout: ");
- (void) ncr_show_msg (np->msgin);
- printk (".\n");
+ ncr_print_msg(cp, "wide msgout", np->msgin);
}
break;
**-----------------------------------------------
*/
- PRINT_ADDR(cp->cmd);
- printk ("M_REJECT received (%x:%x).\n",
+ PRINT_ADDR(cp->cmd, "M_REJECT received (%x:%x).\n",
(unsigned)scr_to_cpu(np->lastmsg), np->msgout[0]);
break;
**-----------------------------------------------
*/
- PRINT_ADDR(cp->cmd);
- printk ("M_REJECT sent for ");
- (void) ncr_show_msg (np->msgin);
- printk (".\n");
+ ncr_print_msg(cp, "M_REJECT sent for", np->msgin);
break;
/*--------------------------------------------------------------------
**-----------------------------------------------
*/
- PRINT_ADDR(cp->cmd);
- printk ("M_IGN_RESIDUE received, but not yet implemented.\n");
+ PRINT_ADDR(cp->cmd, "M_IGN_RESIDUE received, but not yet "
+ "implemented.\n");
break;
#if 0
case SIR_MISSING_SAVE:
**-----------------------------------------------
*/
- PRINT_ADDR(cp->cmd);
- printk ("M_DISCONNECT received, but datapointer not saved: "
- "data=%x save=%x goal=%x.\n",
+ PRINT_ADDR(cp->cmd, "M_DISCONNECT received, but datapointer "
+ "not saved: data=%x save=%x goal=%x.\n",
(unsigned) INL (nc_temp),
(unsigned) scr_to_cpu(np->header.savep),
(unsigned) scr_to_cpu(np->header.goalp));
break;
#endif
- };
+ }
out:
OUTONB_STD ();
**==========================================================
*/
-static struct ccb *ncr_get_ccb (struct ncb *np, u_char tn, u_char ln)
+static struct ccb *ncr_get_ccb(struct ncb *np, struct scsi_cmnd *cmd)
{
+ u_char tn = cmd->device->id;
+ u_char ln = cmd->device->lun;
struct tcb *tp = &np->target[tn];
struct lcb *lp = tp->lp[ln];
u_char tag = NO_TAG;
if (qp) {
cp = list_entry(qp, struct ccb, link_ccbq);
if (cp->magic) {
- PRINT_LUN(np, tn, ln);
- printk ("ccb free list corrupted (@%p)\n", cp);
+ PRINT_ADDR(cmd, "ccb free list corrupted "
+ "(@%p)\n", cp);
cp = NULL;
} else {
list_add_tail(qp, &lp->wait_ccbq);
if (flags & SCSI_NOSLEEP) break;
if (tsleep ((caddr_t)cp, PRIBIO|PCATCH, "ncr", 0))
break;
- };
+ }
#endif
if (cp->magic)
cp->lun = ln;
if (DEBUG_FLAGS & DEBUG_TAGS) {
- PRINT_LUN(np, tn, ln);
- printk ("ccb @%p using tag %d.\n", cp, tag);
+ PRINT_ADDR(cmd, "ccb @%p using tag %d.\n", cp, tag);
}
return cp;
struct lcb *lp = tp->lp[cp->lun];
if (DEBUG_FLAGS & DEBUG_TAGS) {
- PRINT_LUN(np, cp->target, cp->lun);
- printk ("ccb @%p freeing tag %d.\n", cp, cp->tag);
+ PRINT_ADDR(cp->cmd, "ccb @%p freeing tag %d.\n", cp, cp->tag);
}
/*
unsigned char tn = sdev->id, ln = sdev->lun;
struct tcb *tp = &np->target[tn];
struct lcb *lp = tp->lp[ln];
- struct scsi_target *starget = tp->starget;
- /*
- ** If no lcb, try to allocate it.
- */
+ /* If no lcb, try to allocate it. */
if (!lp && !(lp = ncr_alloc_lcb(np, tn, ln)))
goto fail;
- /*
- ** Prepare negotiation
- */
- if (spi_support_wide(starget) || spi_support_sync(starget))
- ncr_negotiate(np, tp);
-
/*
** If unit supports tagged commands, allocate the
** CCB JUMP table if not yet.
printk ("CACHE TEST FAILED: reg dstat-sstat2 readback %x.\n",
(unsigned) data);
return (0x10);
- };
+ }
return (0);
}
if (i>=NCR_SNOOP_TIMEOUT) {
printk ("CACHE TEST FAILED: timeout.\n");
return (0x20);
- };
+ }
/*
** Check termination position.
*/
(u_long) NCB_SCRIPTH_PHYS (np, snooptest), (u_long) pc,
(u_long) NCB_SCRIPTH_PHYS (np, snoopend) +8);
return (0x40);
- };
+ }
/*
** Show results.
*/
printk ("CACHE TEST FAILED: host wrote %d, ncr read %d.\n",
(int) host_wr, (int) ncr_rd);
err |= 1;
- };
+ }
if (host_rd != ncr_wr) {
printk ("CACHE TEST FAILED: ncr wrote %d, host read %d.\n",
(int) ncr_wr, (int) host_rd);
err |= 2;
- };
+ }
if (ncr_bk != ncr_wr) {
printk ("CACHE TEST FAILED: ncr wrote %d, read back %d.\n",
(int) ncr_wr, (int) ncr_bk);
err |= 4;
- };
+ }
return (err);
}
/*===================== LINUX ENTRY POINTS SECTION ==========================*/
+static int ncr53c8xx_slave_alloc(struct scsi_device *device)
+{
+ struct Scsi_Host *host = device->host;
+ struct ncb *np = ((struct host_data *) host->hostdata)->ncb;
+ struct tcb *tp = &np->target[device->id];
+ tp->starget = device->sdev_target;
+
+ return 0;
+}
+
static int ncr53c8xx_slave_configure(struct scsi_device *device)
{
struct Scsi_Host *host = device->host;
struct lcb *lp = tp->lp[device->lun];
int numtags, depth_to_use;
- tp->starget = device->sdev_target;
-
ncr_setup_lcb(np, device);
/*
struct scsi_cmnd *done_list;
#if defined SCSI_RESET_SYNCHRONOUS && defined SCSI_RESET_ASYNCHRONOUS
- printk("ncr53c8xx_abort: pid=%lu serial_number=%ld serial_number_at_timeout=%ld\n",
- cmd->pid, cmd->serial_number, cmd->serial_number_at_timeout);
+ printk("ncr53c8xx_abort: pid=%lu serial_number=%ld\n",
+ cmd->pid, cmd->serial_number);
#else
printk("ncr53c8xx_abort: command pid %lu\n", cmd->pid);
#endif
NCR_LOCK_NCB(np, flags);
-#if defined SCSI_RESET_SYNCHRONOUS && defined SCSI_RESET_ASYNCHRONOUS
- /*
- * We have to just ignore abort requests in some situations.
- */
- if (cmd->serial_number != cmd->serial_number_at_timeout) {
- sts = SCSI_ABORT_NOT_RUNNING;
- goto out;
- }
-#endif
-
sts = ncr_abort_command(np, cmd);
out:
done_list = np->done_list;
tpnt->queuecommand = ncr53c8xx_queue_command;
tpnt->slave_configure = ncr53c8xx_slave_configure;
+ tpnt->slave_alloc = ncr53c8xx_slave_alloc;
tpnt->eh_bus_reset_handler = ncr53c8xx_bus_reset;
tpnt->can_queue = SCSI_NCR_CAN_QUEUE;
tpnt->this_id = 7;
if (ncr_snooptest(np)) {
printk(KERN_ERR "CACHE INCORRECTLY CONFIGURED.\n");
goto attach_error;
- };
+ }
/* Install the interrupt handler. */
np->irq = device->slot.irq;
ncr_negotiate(np, tp);
}
+static void ncr53c8xx_get_signalling(struct Scsi_Host *shost)
+{
+ struct ncb *np = ((struct host_data *)shost->hostdata)->ncb;
+ enum spi_signal_type type;
+
+ switch (np->scsi_mode) {
+ case SMODE_SE:
+ type = SPI_SIGNAL_SE;
+ break;
+ case SMODE_HVD:
+ type = SPI_SIGNAL_HVD;
+ break;
+ default:
+ type = SPI_SIGNAL_UNKNOWN;
+ break;
+ }
+ spi_signalling(shost) = type;
+}
+
static struct spi_function_template ncr53c8xx_transport_functions = {
.set_period = ncr53c8xx_set_period,
.show_period = 1,
.show_offset = 1,
.set_width = ncr53c8xx_set_width,
.show_width = 1,
+ .get_signalling = ncr53c8xx_get_signalling,
};
int __init ncr53c8xx_init(void)
git://git.onelab.eu / linux-2.6.git / blobdiff