Re: current won't boot on real 4000/60

[Jason Thorpe <thorpej%me.com@localhost>]

> On Apr 29, 2026, at 2:27 AM, Jan-Benedict Glaw <jbglaw%lug-owl.de@localhost> wrote:
> 
> On Mon, 2026-04-27 17:57:57 -0700, Jason Thorpe <thorpej%me.com@localhost> wrote:
>>> On Apr 27, 2026, at 5:37 PM, Jason Thorpe <thorpej%me.com@localhost> wrote:
>>> 
>>>> ANYWAYS… I have a fix for it that he’s planning to test later this evening.  I’ll check it in as soon as I get confirmation.
>>> 
>>> Oooops, forgot a link to the patch:
>>> 
>>>   https://www.netbsd.org/~thorpej/vax-vmem-fix.txt
>> 
>> Hahaha, and of course after I send it I realize there’s a bug in this one, too.  Actually the old extent-based code had a bug as well, but it was unlikely to be encountered.
>> 
>>    https://www.netbsd.org/~thorpej/vax-vmem-fix-2.txt
> 
> Confirmed in Open-SIMH vaxstation4000m60. (So the next steps are to
> add the missing CD-ROM SCSI commands to make the simulated CD-ROM
> drive useful for installation.)

Great I’ll check it in now.  Sorry for the trouble with the original change!

-- thorpej