Re: CMD controller not found on 4000/500A

[George Harvey <fr30%dial.pipex.com@localhost>]

On Sun, 18 Feb 2024 02:21:51 +0100
Johnny Billquist <bqt%softjar.se@localhost> wrote:

> How much memory do the machine have?
> 

128 MB, which is the same as the 705A that was showing similar symptoms in the linked thread.

George


> On 2024-02-17 21:48, George Harvey wrote:
> > Hi,
> > 
> > I have a 4000/500A with CMD CQD-223/TM SCSI controller. I did a network install of 10.0_RC3 onto a 4.3GB SCSI disk and it all proceeded normally until the reboot when the kernel failed to find the CMD controller. If I netboot the same kernel, it does find the CMD card and the system runs normally. I have since updated to the RC4 kernel and see the same behaviour. The relevant lines from kernel are:
> > 
> > Netbooting 10.0_RC4 GENERIC
> > 
> > [   1.0000000] uba0 at mainbus0: Q22
> > [   1.0000000] mtc0 at uba0 csr 174500 vec 774 ipl 17
> > [   1.0000000] mscpbus0 at mtc0: version 4 model 14
> > [   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 6 model 13
> > [   1.0000000] mscpbus1: DMA burst size set to 4
> > [   1.0000000] qt0 at uba0 csr 174440 vec 764 ipl 17
> > 
> > Booting the same kernel from the SCSI disk (DUA1):
> > 
> > [   1.0000000] uba0 at mainbus0: Q22
> > [   1.0000000] mtc0 at uba0 csr 174500 vec 774 ipl 17
> > [   1.0000000] mscpbus0 at mtc0: version 4 model 14
> > [   1.0000000] mscpbus0: DMA burst size set to 4
> > [   1.0000000] qt0 at uba0 csr 174440 vec 770 ipl 17
> > 
> > The CMD card at mscpbus1 is missing when booted from disk.
> > 
> > Looking back through the mailing list archives, I see something similar reported for 9.3 on a 705A in this thread:
> > 
> >    http://mail-index.netbsd.org/port-vax/2023/02/01/msg004175.html
> > 
> > However, it doesn't look like a solution was found. Did anyone find a solution?
> > 
> > George
> >