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bars: NV20 has something weird at BAR2.

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1 parent b953811 commit 07ebae00d7752bd9a8c75b70cde74bb847c966ef @koriakin koriakin committed Mar 1, 2014
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  1. +1 −0 hwdocs/bus/bars.rst
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@@ -18,6 +18,7 @@ The nvidia GPUs expose the following areas to the outside world through PCI:
- VRAM aperture: BAR1 - memory, 0x1000000 bytes or more depending on card type [NV03+ only]
- indirect memory access IO ports: BAR2 - 0x100 bytes of IO port space [NV03 only]
- ???: BAR2 [only NV1x IGPs?]
+- ???: BAR2 [only NV20?]
- RAMIN aperture: BAR2 or BAR3 - memory, 0x1000000 bytes or more depending on card type [NV40+]
- indirect memory access IO ports: BAR5 - 0x80 bytes of IO port space [NV50+]
- PCI ROM aperture

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