On Wed, Jun 16, 2010 at 22:23:54 +0200, Petter Reinholdtsen wrote: > [Julien Cristau] > > We did something like that in lenny (not in the Packages file, but > > same basic idea), to get X to choose the right driver. It turns out > > it's a pain to maintain, and doesn't really work all that well. > > Why was it a pain to maintain? > > I can imagine it is a pain if there is no automatic way to extract the > supported ids from the source code (like it is/was with X). But if it > is possible to extract it automatically like is done with kernel > modules, I believe it should not be too hard. > The pci ids were extracted from the source code with awk or sed or whatever. They were also wrong, because things like matching for a range of chips [0] or looking for the actual chip id in mmio space [1] weren't taken into account.
[0] http://cgit.freedesktop.org/xorg/driver/xf86-video-nv/tree/src/nv_driver.c#n798 [1] http://cgit.freedesktop.org/xorg/driver/xf86-video-nv/tree/src/nv_driver.c#n717 Cheers, Julien
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