Re: problem reading VGA text fonts

Ingo Molnar (mingo@pc5829.hil.siemens.at)
Wed, 20 Nov 1996 13:17:56 +0100 (MET)

On Wed, 20 Nov 1996, Bender, Bernhard wrote:

> >>>
> now the interesting question is: how can we read the BIOS (esp. on AXP)
> without currupting video memory ?
> <<<
>
> Basically, you can't :-(
>
> The reading of the BIOS ROM itself causes corruption of memory contents,
> no matter how you do it. You can read fast or slow, byte of Dwords, no
> change.

maybe if using special alignment? eg. only reading the first 64 bits of a
page. Or the last 64 bits.

-- mingo

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