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Date:      Mon, 07 Apr 1997 02:27:35 -0700
From:      Amancio Hasty <hasty@rah.star-gate.com>
To:        hackers@freebsd.org
Subject:   Oh No, Fastvid again!
Message-ID:  <199704070927.CAA00336@rah.star-gate.com>

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I inserted the following instructions into the attach routine
of the bt848 driver. For now the placement of the instructions is not
that important.

wrmsr(0x204, 0xf0000001  );
wrmsr(0x205, 0xf8000000 | 0x800);

My graphics card's linear frame buffer is at 0xf0000000 and is 4mb big.

I noticee that with mtv the maximum frame rate that I get playing 
an mpeg file is 23.8 frames/sec with the linear frame buffer set
to WC my maximum frame rate using the same mpeg file is 30.1 8)

	Enjoy,
	Amancio

	





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