Re: CMD MSCP SCSI problems? (again?)

[Anders Magnusson <ragge%tethuvudet.se@localhost>]

Den 2023-02-01 kl. 20:40, skrev Johnny Billquist:
> On 2023-02-01 20:34, Dave McGuire wrote:
> > On 2/1/23 14:10, Johnny Billquist wrote:
> > > > >   I've just finished installing NetBSD 9.3 on a VAX 4000-705A 
> > > > > using a CMD CQD-220 MSCP SCSI host adapter.  I put them install 
> > > > > disk image on a ZuluSCSI board, it booted and ran the installer 
> > > > > just fine, but when trying to boot the newly-created system disk 
> > > > > (also implemented via the ZuluSCSI SSD) it fails to find the 
> > > > > controller and thus cannot mount its filesystems.
> > > > >
> > > > >   I remember something like this from probably twenty years ago, 
> > > > > but I thought it was long since fixed.
> > > > >
> > > > >   The disk subsystem works fine; I installed VMS on it this 
> > > > > morning via the same mechanism and it's rock solid.
> > > > >
> > > > >   Does anyone have any suggestions?
> > > > Do the kernel have the correct csr address for the MSCP card?  
> > > > Which address do the card have?
> > > > Can you post the dmesg output for both the install kernel and the 
> > > > non-working kernel?
> > >
> > > Seems likely the hardware is configured right, if VMS is happy.
> >
> >    Yeah, I'm pretty sure it's configured correctly.
> >
> > > I have some vague memory that with enough memory, controllers didn't 
> > > get detected. How much memory do the 4000-705A have?
> >
> >    It has 128MB.
>
> Yeah. That rings bells for me. I think with MSCP I noticed failures 
> with more than 64MB. I think it is even visible using simh.
How do you reproduce that?
I just checked, no failure.

[   1.0000000] NetBSD 9.99.68 (GENERIC) #19: Sun Jun 28 21:49:56 CEST 2020
[   1.0000000] 
ragge@MacBook-Pro-2.local:/Users/ragge/old/nbsdvax/sys/arch/vax/compile/obj/GENERIC
[   1.0000000] MicroVAX 3800/3900
[   1.0000000] total memory = 255 MB
[   1.0000000] avail memory = 242 MB
[   1.0000000] entropy: no seed from bootloader
[   1.0000000] mainbus0 (root)
[   1.0000000] cpu0 at mainbus0: KA655, CVAX microcode rev 6 Firmware rev 83
[   1.0000000] lance at mainbus0 not configured
[   1.0000000] uba0 at mainbus0: Q22
[   1.0000000] dz1 at uba0 csr 160100 vec 304 ipl 17
[   1.0000000] mtc0 at uba0 csr 174500 vec 774 ipl 17
[   1.0000000] mscpbus0 at mtc0: version 5 model 3
[   1.0000000] mscpbus0: DMA burst size set to 4
[   1.0000000] uda0 at uba0 csr 172150 vec 770 ipl 17
[   1.0000000] mscpbus1 at uda0: version 3 model 3
[   1.0000000] mscpbus1: DMA burst size set to 4
[   1.0000000] qe0 at uba0 csr 174440 vec 764 ipl 17: delqa, hardware 
address 08:00:2b:88:77:66
[   1.0000000] rlc0 at uba0 csr 174400 vec 160 ipl 17
[   1.0000000] rl0 at rlc0 drive 0: RL01, drive not loaded
[   1.0000000] rl1 at rlc0 drive 1: RL01, drive not loaded
[   1.0000000] rl2 at rlc0 drive 2: RL01, drive not loaded
[   1.0000000] rl3 at rlc0 drive 3: RL01, drive not loaded
[   1.0000000] ts0 at uba0 csr 172520 vec 224 ipl 17: TS11
[   1.0000000] ts0: rev 0, extended features enabled, transport offline
[   1.0000000] entropy: WARNING: extracting entropy too early
[   1.0100030] mt0 at mscpbus0 drive 0: TK50
[   1.0100030] mt1 at mscpbus0 drive 1: TK50
[   1.0100030] mt2 at mscpbus0 drive 2: TK50
[   1.0100030] mt3 at mscpbus0 drive 3: TK50
[   1.0100030] ra0 at mscpbus1 drive 0: RA92
[   1.0100030] ra1 at mscpbus1 drive 1: RA92
[   1.0100030] ra2 at mscpbus1 drive 2: RA92
[   1.0100030] ra3 at mscpbus1 drive 3: RA92
[   1.0700030] ra0: size 2940951 sectors
[   1.0700030] ra1: size 2940951 sectors
[   1.0700030] ra2: size 2940951 sectors
[   1.0800030] ra3: no disk label: size 2940951 sectors