diff options
author | se <se@FreeBSD.org> | 1995-02-25 17:34:03 +0000 |
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committer | se <se@FreeBSD.org> | 1995-02-25 17:34:03 +0000 |
commit | 8d841cc82106193320d01c66c6794967230822b5 (patch) | |
tree | 5c5e7e6c375039fef04259a4f7d2cca8258b6cb7 /sys/pci | |
parent | f69a6c86317ff90bce1b2a1635e84dc9c463740b (diff) | |
download | FreeBSD-src-8d841cc82106193320d01c66c6794967230822b5.zip FreeBSD-src-8d841cc82106193320d01c66c6794967230822b5.tar.gz |
Make people happy, who claim to better know how "interupt"
is to be spelled :).
Submitted by: <wolf@kintaro.cologne.de> Wolfgang Stanglmeier
Diffstat (limited to 'sys/pci')
-rw-r--r-- | sys/pci/ncr.c | 83 |
1 files changed, 46 insertions, 37 deletions
diff --git a/sys/pci/ncr.c b/sys/pci/ncr.c index 6ccbd27..f660534 100644 --- a/sys/pci/ncr.c +++ b/sys/pci/ncr.c @@ -1,6 +1,6 @@ /************************************************************************** ** -** $Id: ncr.c,v 1.25 1995/02/17 16:45:08 se Exp $ +** $Id: ncr.c,v 1.26 1995/02/22 18:04:56 se Exp $ ** ** Device driver for the NCR 53C810 PCI-SCSI-Controller. ** @@ -44,7 +44,7 @@ *************************************************************************** */ -#define NCR_PATCHLEVEL "pl17 95/02/22" +#define NCR_PATCHLEVEL "pl18 95/02/23" #define NCR_VERSION (2) #define MAX_UNITS (16) @@ -299,7 +299,7 @@ /*========================================================== ** -** Software Interupt Codes +** Software Interrupt Codes ** **========================================================== */ @@ -560,7 +560,7 @@ struct tcb { struct link jump_lcb; /* - ** pointer to interupted getcc ccb + ** pointer to interrupted getcc ccb */ ccb_p hold_cp; @@ -1254,7 +1254,7 @@ static void ncr_attach (pcici_t tag, int unit); static char ident[] = - "\n$Id: ncr.c,v 1.25 1995/02/17 16:45:08 se Exp $\n"; + "\n$Id: ncr.c,v 1.26 1995/02/22 18:04:56 se Exp $\n"; u_long ncr_version = NCR_VERSION + (u_long) sizeof (struct ncb) @@ -1406,9 +1406,9 @@ static struct script script0 = { 0, }/*-------------------------< START0 >----------------------*/,{ /* - ** Hook for interupted GetConditionCode. + ** Hook for interrupted GetConditionCode. ** Will be patched to ... IFTRUE by - ** the interupt handler. + ** the interrupt handler. */ SCR_INT ^ IFFALSE (0), SIR_SENSE_RESTART, @@ -1416,7 +1416,7 @@ static struct script script0 = { }/*-------------------------< START1 >----------------------*/,{ /* ** Hook for stalled start queue. - ** Will be patched to IFTRUE by the interupt handler. + ** Will be patched to IFTRUE by the interrupt handler. */ SCR_INT ^ IFFALSE (0), SIR_STALL_RESTART, @@ -1565,10 +1565,10 @@ static struct script script0 = { ** Then it will execute the next statement. ** ** (4) There is a selection timeout. - ** Then the ncr should interupt the host and stop. + ** Then the ncr should interrupt the host and stop. ** Unfortunately, it seems to continue execution ** of the script. But it will fail with an - ** IID-interupt on the next WHEN. + ** IID-interrupt on the next WHEN. */ SCR_JUMPR ^ IFTRUE (WHEN (SCR_MSG_IN)), @@ -2006,7 +2006,7 @@ static struct script script0 = { SCR_JUMP ^ IFTRUE (DATA (0)), PADDR (clrack), /* - ** Size is not 1 .. have to interupt. + ** Size is not 1 .. have to interrupt. */ /*<<<*/ SCR_JUMPR ^ IFFALSE (DATA (1)), 40, @@ -2663,7 +2663,7 @@ static struct script script0 = { }/*-------------------------< RESELECT2 >-------------------*/,{ /* ** If it's not connected :( - ** -> interupted by SIGP bit. + ** -> interrupted by SIGP bit. ** Jump to start. */ SCR_FROM_REG (ctest2), @@ -3401,17 +3401,17 @@ static void ncr_attach (pcici_t config_id, int unit) #ifndef __NetBSD__ /* - ** Install the interupt handler. + ** Install the interrupt handler. */ if (!pci_map_int (config_id, ncr_intr, np, &bio_imask)) - printf ("\tinteruptless mode: reduced performance.\n"); + printf ("\tinterruptless mode: reduced performance.\n"); #endif /* ** After SCSI devices have been opened, we cannot ** reset the bus safely, so we do it here. - ** Interupt handler does the real work. + ** Interrupt handler does the real work. */ OUTB (nc_scntl1, CRST); @@ -3419,7 +3419,7 @@ static void ncr_attach (pcici_t config_id, int unit) /* ** process the reset exception, - ** if interupts are not enabled yet. + ** if interrupts are not enabled yet. ** than enable disconnects. */ ncr_exception (np); @@ -3477,7 +3477,7 @@ static void ncr_attach (pcici_t config_id, int unit) /*========================================================== ** ** -** Process pending device interupts. +** Process pending device interrupts. ** ** **========================================================== @@ -3547,7 +3547,7 @@ static INT32 ncr_start (struct scsi_xfer * xp) ** ** Reset SCSI bus ** - ** Interupt handler does the real work. + ** Interrupt handler does the real work. ** **--------------------------------------------- */ @@ -3989,12 +3989,12 @@ static INT32 ncr_start (struct scsi_xfer * xp) OUTB (nc_istat, SIGP); /* - ** and reenable interupts + ** and reenable interrupts */ splx (oldspl); /* - ** If interupts are enabled, return now. + ** If interrupts are enabled, return now. ** Command is successfully queued. */ @@ -4007,7 +4007,7 @@ static INT32 ncr_start (struct scsi_xfer * xp) /*---------------------------------------------------- ** - ** Interupts not yet enabled - have to poll. + ** Interrupts not yet enabled - have to poll. ** **---------------------------------------------------- */ @@ -4786,7 +4786,7 @@ static void ncr_usercmd (ncb_p np) **========================================================== ** ** Misused to keep the driver running when -** interupts are not configured correctly. +** interrupts are not configured correctly. ** **---------------------------------------------------------- */ @@ -4801,7 +4801,7 @@ static void ncr_timeout (ncb_p np) if (np->lasttime != thistime) { /* - ** block ncr interupts + ** block ncr interrupts */ int oldspl = splbio(); np->lasttime = thistime; @@ -4911,7 +4911,7 @@ static void ncr_timeout (ncb_p np) if (INB(nc_istat) & (INTF|SIP|DIP)) { /* - ** Process pending interupts. + ** Process pending interrupts. */ int oldspl = splbio (); @@ -4939,7 +4939,7 @@ void ncr_exception (ncb_p np) int i; /* - ** interupt on the fly ? + ** interrupt on the fly ? */ while ((istat = INB (nc_istat)) & INTF) { if (DEBUG_FLAGS & DEBUG_TINY) printf ("F"); @@ -5028,7 +5028,7 @@ void ncr_exception (ncb_p np) }; /*------------------------------------------- - ** Programmed interupt + ** Programmed interrupt **------------------------------------------- */ @@ -5171,7 +5171,7 @@ void ncr_exception (ncb_p np) /* ** @RECOVER@ HTH, SGE, ABRT. ** -** We should try to recover from these interupts. +** We should try to recover from these interrupts. ** They may occur if there are problems with synch transfers, ** or if targets are powerswitched while the driver is running. */ @@ -5215,6 +5215,15 @@ void ncr_exception (ncb_p np) return; }; +#ifdef NCR_FREEZE + /* + ** Freeze system to be able to read the messages. + */ + printf ("ncr: fatal error: system halted - press reset to reboot ..."); + (void) splhigh(); + for (;;); +#endif + /* ** sorry, have to kill ALL jobs ... */ @@ -5229,9 +5238,9 @@ void ncr_exception (ncb_p np) **========================================================== ** ** There seems to be a bug in the 53c810. -** Although a STO-Interupt is pending, +** Although a STO-Interrupt is pending, ** it continues executing script commands. -** But it will fail and interupt (IID) on +** But it will fail and interrupt (IID) on ** the next instruction where it's looking ** for a valid phase. ** @@ -5344,7 +5353,7 @@ static void ncr_int_ma (ncb_p np) return; /* - ** find the interupted script command, + ** find the interrupted script command, ** and the address at where to continue. */ @@ -5450,7 +5459,7 @@ static void ncr_int_ma (ncb_p np) /*========================================================== ** ** -** ncr chip exception handler for programmed interupts. +** ncr chip exception handler for programmed interrupts. ** ** **========================================================== @@ -5508,7 +5517,7 @@ void ncr_int_sir (ncb_p np) /*-------------------------------------------------------------------- ** -** Processing of interupted getcc selects +** Processing of interrupted getcc selects ** **-------------------------------------------------------------------- */ @@ -5516,7 +5525,7 @@ void ncr_int_sir (ncb_p np) case SIR_SENSE_RESTART: /*------------------------------------------ ** Script processor is idle. - ** Look for interupted "check cond" + ** Look for interrupted "check cond" **------------------------------------------ */ @@ -5591,7 +5600,7 @@ void ncr_int_sir (ncb_p np) ** situation. ** ** If the target doesn't answer this message immidiately -** (as required by the standard), the SIR_NEGO_FAIL interupt +** (as required by the standard), the SIR_NEGO_FAIL interrupt ** will be raised eventually. ** The handler removes the HS_NEGOTIATE status, and sets the ** negotiated value to the default (async / nowide). @@ -6025,7 +6034,7 @@ void ncr_int_sir (ncb_p np) }; /* - ** else remove the interupt. + ** else remove the interrupt. */ printf ("%s: queue empty.\n", ncr_name (np)); @@ -6348,7 +6357,7 @@ static int ncr_scatter /* ** insert extra break points at a distance of chunk. - ** We try to reduce the number of interupts due to + ** We try to reduce the number of interrupts due to ** unexpected phase changes due to disconnects. ** A typical harddisk may disconnect before ANY block. ** If we want to avoid unexpected phase changes at all @@ -6431,7 +6440,7 @@ static int ncr_scatter ** ** Test the pci bus snoop logic :-( ** -** Has to be called with disabled interupts. +** Has to be called with interrupts disabled. ** ** **========================================================== |