From: Aapo T. <ae...@ra...> - 2005-08-08 10:39:58
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On Sun, 7 Aug 2005 19:30:48 +0100 (BST) Steven Newbury <s_j...@ya...> wrote: > I've managed to get my Radeon 8500 to work with YPbPr output under Windows. I > did have a bit of trouble finding how to do it again, eventually found this > thread on avsforum: > http://www.avsforum.com/avs-vb/showthread.php?t=212199&page=1&pp=20 > > The picture quality is incomparable to s-video and the Windows driver only > supports US HDTV standard output modes, while my TV also supports PAL type HDTV > modes ie. 576p; hopefully this limitation will be gone if I can get this > working with Xorg. > > It's worth noting that it does NOT work on all Radeon cards, specifically my > 9200SE will not work in YPbPr mode. > > --- Alex Deucher <ale...@gm...> wrote: > > > On 8/6/05, Steven Newbury <s_j...@ya...> wrote: > > > --- Alex Deucher <ale...@gm...> wrote: > > > > > > > Not really. Ati hasn't released any information about setting up the > > > > chip for component output. Perhaps you can dump the radeon registers > > > > in windows and compare how that driver sets things up, or perhaps the > > > > fglrx driver supports component out too and you could use the register > > > > dump tools from the r300 project. > > > > > > > Hi again! I'm going to have a go at getting Windows working with component > > out > > > and get a register dump from it. Do you know where I could find a register > > > dumper for Windows? > > > > I don't know off hand. > > > > >Or should I try compiling > > > http://www.botchco.com/alex/radeon/mergedfb/cvs/DRI/hy0/radeon_dump.tgz > > under > > > Cygwin? Would that work? > > > > I've never tried. You can give it a shot and see what happens. > I've got it to compile, however to to open /dev/mem I had to change it to open > it RDONLY, I don't why that would be, this is a default install of WinXP so my > user account is running as "Administrator". I've now come to another problem, > cygwin/nt5.1 doesn't have a /proc/bus/pci so radeon_dump is segfaulting: > $ ./radeon_dump > Unknown card > radeon_dump: ATI (null) > BIOS Image start: ------------------- > Segmentation fault (core dumped) > > I'm still looking for a native Win32 Radeon register dumper though I've not yet > had any luck in that regard. Only device drivers can access hardware under windows. Fortunately at least one _working_ HW-library still exists - http://zealsoftstudio.com/memaccess/ . -- Aapo Tahkola |