thanks a lot you guys. your comments are really helpful. Regards ~Sameer
On Mon, Feb 15, 2010 at 11:32 PM, Tivy, Robert <rt...@ti.com> wrote: >> -----Original Message----- >> From: davinci-linux-open-source-boun...@linux.davincidsp.com >> [mailto:davinci-linux-open-source-boun...@linux.davincidsp.com >> ] On Behalf Of Vladimir Pantelic >> Sent: Monday, February 15, 2010 4:27 AM >> To: davinci-linux-open-source@linux.davincidsp.com >> Cc: davinci-linux-open-source@linux.davincidsp.com >> Subject: Re: CMEM Memory Map >> >> Sameer Naik wrote: >> >> > One way to achieve this is my simply increasing the cmem memory, so >> > that the module load line, for example, would look like this: >> > >> > 1. >> > # insert cmemk, tell it to occupy physical 109MB-128MB (19M). >> > insmod cmemk.ko phys_start=0x86D00000 phys_end=0x88000000 >> > pools=1x3600000,16x829440,2x1244160,1x40960,2x8192 >> > >> > 2. >> > The other way is to get rid of all other pools that are >> existing, and >> > keep only the 829440 bytes sized pool, eg. >> > # insert cmemk, tell it to occupy physical 115MB-128MB (13M). >> > insmod cmemk.ko phys_start=0x87300000 phys_end=0x88000000 >> > pools=16x829440 >> > >> > At least currently i am not allocating buffers other than of size >> > 829440, using CMEM, but at the same time i am not sure >> whether any of >> > the dsp algorithms allocated memory using CMEM (by guess >> would be no). >> >> there should be at least one other CMEM buffer to pass the >> h264 data fro the ARM to the DSP. There is something in /proc >> or /sys where you can see the cmem memory usage... > > % cat /proc/cmem > > Will show you the state of all CMEM buffers. > > Regards, > > - Rob > > _______________________________________________ > Davinci-linux-open-source mailing list > Davinci-linux-open-source@linux.davincidsp.com > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > _______________________________________________ Davinci-linux-open-source mailing list Davinci-linux-open-source@linux.davincidsp.com http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
