Date   : Sat, 13 Sep 2008 00:47:43 +0100 (BST)
From   : soruk@... (Michael McConnell)
Subject: Question about 1770 DFS interface testing it on a B

On Fri, 12 Sep 2008, Michael Firth wrote:

> I do have a copy of something that someone had created called "Utils ROM".
>
> I think it is a copy of the 1770 DFS, but with all the disc related stuff
> disabled.
>
> As a result it will load on its own and give access to the UTILS and SRAM
> commands.

It's been a long while, but I recall !65Host for the Arc had a similar ROM 
image as part of its setup. I've never tried to load the thing into a real 
BBC though.

> ----- Original Message -----
> From: "Mark Haysman" <jumbos.bazzar@...>
> To: <bbc-micro@...>
> Sent: Friday, September 12, 2008 11:14 PM
> Subject: Re: [BBC-Micro] Question about 1770 DFS interface testing it on a B
>
>
>> *DUMP isn't in the OS1.20, as on a standard machine it reports Bad
>> Command.
>> It may be in the UTILS section of the 1770 DFS, but if the DFS doesn't
>> initialise, then you just get the same Bad Command. Just like SRAM, if
>> there's no 1770 chip and the DFS doesn't fire up, then the SRAM commands
>> are
>> not available - a right PIA.
>>
>> Mark.
>>
>> ----- Original Message -----
>> From: "Jonathan Graham Harston" <jgh@...>
>> To: <bbc-micro@...>
>> Sent: Friday, September 12, 2008 10:02 PM
>> Subject: Re: [BBC-Micro] Question about 1770 DFS interface testing it on a
>> B
>>
>>
>>> Sprow wrote:
>>>> just some writeable media (eg. RAM disc). Now on a BBC B things are
>>>> compounded by the *DUMP command being in the DFS, so you'd still have to
>>>
>>> *DUMP isn't a DFS command, it's a utility command and is available
>>> whether DFS (or NFS) is enabled or not.
>>>
>>> --
>>> J.G.Harston - jgh@... - mdfs.net/User/JGH
>>> 05:10:36, 18-Nov-2008 - RISC OS time rolls over to &5000000000
>>>
>>> _______________________________________________
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>>>
>>
>>
>>
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>
>
>
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-- Michael "Soruk" McConnell
    Eridani Star System

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