Re: (no subject)
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From: Mark <to...@de...> - 2001-01-29 17:45:05
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Karthikeyan Madathil wrote: > > Hi, > > I've been consistently running into this > problem while trying to capture DV: after > a few frames (20 seconds or so), dvgrab > hangs. I see a message in /var/log/message > saying > ohci1394_0: waking up dma cxt 2, processing > is probably too slow. > > I tried increasing the iso buffer to 16MB, > with no improvement. > > I tried compiling the drivers with 1394_VERBOSE_DEBUG on. > > The problem goes away, > but I see a lot of frames dropped and buffer > underrun messages from dvgrab. I tried compiling > without VERBOSE_DEBUG, and changed the DBGMSG > in insert_dma_buffer to always > print a message. This time, the problem appears > later (after 3 minutes or so). In the meanwhile, Do you have DMA turned on? /sbin/hdparm -d1 /dev/hdx > I still see occasional "waking up dma cxt 2" messages > interspersed with normal dma insertion messages. -- Mark to...@de... -- Support your government, give Echelon / Carnivore something to parse -- classfield top-secret government restricted data information project CIA KGB GRU DISA DoD defense systems military systems spy steal terrorist Allah Natasha Gregori destroy destruct attack democracy will send Russia bank system compromise international own rule the world ATSC RTEM warmod ATMD force power enforce sensitive directorate TSP NSTD ORD DD2-N AMTAS STRAP warrior-T presidental elections policital foreign embassy takeover |