Are you using CMEM? Typically, CMEM is configured (during 'insmod', usually from the loadmodules.sh script) to use 120MB -> 128 MB.
Regards, - Rob > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] > ] On Behalf Of steven.zhang > Sent: Thursday, June 26, 2008 1:33 AM > To: davinci > Cc: torran; [EMAIL PROTECTED] > Subject: davincifb driver works only at reserver memory > 120M-126M usingioremap > > Hi, all. > I change davincifb driver DMA buffer allocation from > dma_alloc_coherent() into using ioremap() to reserver FB memory. > If the reserve memory resides between 120M-126M, it works > fine,while larger than 126M, its output is lines instead of linux tux. > > phys memory of my board is 256M, and pass mem=120M into bootargs. > any thoughts? > > Regards, > steven > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
