On Fri, Sep 14, 2007 at 11:42:20AM -0400, Branden Robinson wrote: > Hi David, > > Saw this on #debian-x: > > 23:26 < gravity> Oh my god... the glint pci id table is insane > 23:26 < gravity> Manageable I guess, but irritatingly complicated > 23:29 * KiBi patpats gravity > 23:38 < gravity> Ok, yeah. This one's going to be a static file. I really > don't feel like figuring out how to warp shell in to making something right > out of this: > 23:38 < gravity> #define PCI_VENDOR_TI_CHIP_PERMEDIA2 \ ((PCI_VENDOR_TI > << 16) | PCI_CHIP_TI_PERMEDIA2) > 23:38 < gravity> ^ more pain than it's worth for a temporary hack > 23:39 < gravity> Internally though, that's actually a pretty good way to do > things. It'll work well for pci-rework > > You have access to bitwise operations in standard POSIX shell arithmetic. > > $ echo $(( 1 << 5 )) > 32 > $ echo $(( 1 << 5 | 4 )) > 36
Heh, that really cool. I had no idea. I ended up shipping a static file since the driver will eventually export the PCI ID's as symbols that we can access instead, so I didn't need any fancy scripting. This is good to know though, thank you! - David Nusinow -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
