On Wed, 2008-05-07 at 23:38 +0800, Bernard Blackham wrote: > steven.zhang wrote: > > On Wed, 2008-05-07 at 11:49 +0200, Matthias Welwarsky wrote: > >>> Yes, I think, we should not allocate frame buffer memory dynamic.Map a > >>> fix memory area before kernel start? > >>> > >> I'm afraid so, yes. I've been trying to use dma_alloc_coherent() > >> > > And your suggestion? Is there a better API to allocation the DMA > > memory?Thanks. > > See http://lwn.net/images/pdf/LDD3/ch08.pdf section on "Acquiring a > Dedicated Buffer at Boot Time".
Ah, what a great! Bernard!I just have a LDD3 in hand!Thanks so much. > Bernard. _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
