On Wed, 21 Apr 2004, Ulrich Teichert wrote: > [workaround patch for hang-on-exit on Geode hardware in > xc/programs/Xserver/hw/xfree86/drivers/nsc/gfx/vga_gu1.c] > > Well, that's fine, but my suggestion is only a workaround. I don't have docs > > for this chip, but it would be better to know what CRTC 0x33 is, what this code > > is waiting for (0x80 isn't my idea of descriptive), and why the hardware isn't > > turning off this bit. > After a bit of googling, I've found the offical docs on the AMD website: > http://www.amd.com/us-en/ConnectivitySolutions/TechnicalResources/0,,50_2334_2496_9919,00.html > You'll need a registration, but that's it. There's an AMD Geode SC1200/1201 > Processor Data Book with full description of the video registers. Now, > if I'd only would understand why the code is poking around in reserved > registers - but probably I just don't understand what's going on there > or the video registers are mapped into another region. OK, I'll have a look. In the meantime, I've committed the change. Thanks. Marc. +----------------------------------+-----------------------------------+ | Marc Aurele La France | work: 1-780-492-9310 | | Computing and Network Services | fax: 1-780-492-1729 | | 352 General Services Building | email: tsi@xxxxxxxxxxx | | University of Alberta +-----------------------------------+ | Edmonton, Alberta | | | T6G 2H1 | Standard disclaimers apply | | CANADA | | +----------------------------------+-----------------------------------+ XFree86 developer and VP. ATI driver and X server internals. _______________________________________________ XFree86 mailing list XFree86@xxxxxxxxxxx http://XFree86.Org/mailman/listinfo/xfree86
