[rescue] SPARCEngine 1E and VME Memory Boards

[Plamen Mihaylov]

Hi Richard,

I don’t sparcengine 1E is designed to handle 2 memory boards.


Best regards,
Plamen

On Monday, May 23, 2022, Richard <ejb at trick-1.net> wrote:

> Hi folks
>
> Looking for some suggestions/guidance or help.
>
> I am Looking to add 2x 4Mb Sun 3/E memory boards to the SPARCEngine 1E.
>
> I do note that these are memory boards from the Sun3/E but am of the
> understanding that they will work.
>
> Reading through the SPARCEngine manual I have added the jumpers to my
> schroff Backplane to bridge slot 2 as this is empty - the sbus video card
> occupies the slot.
>
> Configuration is
> Slot1: SPARCEngine
> Slot2: jumpered and empty
> Slot3: 4Mb memory bord jumpered for 4-8MB
> Slot4: 4Mb memory bord jumpered for 8-12Mb.
>
> Now on post I don’t see the extra 8mb.
>
> Anyone got any ideas ? I read something about telling the nvram about the
> VME cards but not familiar with that process or how to do so.
>
> Thanks in advance
>
> Richard
>
> Sent from my iPhone
>
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>
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