Re: [ProgSoc] buying computers

[Nicholas FitzRoy-Dale <wzdd@nospam.lardcave.net>]

On 21 Jan, Christian Kent wrote:
> On Sat, 20 Jan 2001, Telford wrote:
> 
>> Also, there are two sets of Nvidia drivers -- one is binary only
>> and works well but only links with just the right kernels (painful).
>> The other is source code that has had the entire DMA driver removed
>> and then fed through an obfuscator so the remaining thing works
>> with various kernels but is slow (no DMA!) and cannot be maintained.
> 
> Enlighten me -- how does the obfuscator work?  And are these two drivers
> from the same source -- assuming the DMA crippling is encouraging you to
> use the binary?

Apparently it was run through a preprocessor to replace
NVIDIA_MAGIC_TRADE_SECRET_NUMBER with 0x37, or whatever, all the way
through.

Apparently the DMA crippling is because the DMA code is not Nvidia's IP
and therefore they don't have the write to open it.

-- 
Nicholas FitzRoy-Dale
http://www.lardcave.net

the more u think ,the better u worth.
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