Re: SBP2 locking problems - again

2001-07-19 Thread Benjamin Herrenschmidt
>Shure but does endianess explain that cdrecord works with option >-dummy enabled and kernel-lock happens when disabling the option (see >my follow-up mail). If this simulation with -dummy does everything >except turning on the laser-beam in the CDRW? (see man cdrecord). > >Cheers I think it can l

Re: SBP2 locking problems - again

2001-07-19 Thread Jason E. Stewart
"Georg Koss" <[EMAIL PROTECTED]> writes: > So my questions are: Is anybody aware of coping with this problem or > does anybody know about patches or anything else? If the problem is > not solved is there anybody working on it, and I mean I' no hacker > (-(( but is there anything I can contribute.

Re: SBP2 locking problems - again

2001-07-19 Thread Georg Koss
On Thu, Jul 19, 2001 at 05:12:03PM +0200, Georg Koss wrote: Hi again! I've done a few further trials and there is something I wonder about. If I do cdrecord -v -dummy fs=10 driveropts=burnproof speed=16 dev=1,0,0 /tmp/foo.iso then process finishes with message about correct fifo-size. If I do

Re: SBP2 locking problems - again

2001-07-19 Thread Georg Koss
Hello again! Thanks for the fast replies. Jason wrote: > It has to do with very low level endianness issues in the OHCI > protocol, and how apple build's it's 1394 hardware. All my firewire > hardware works on x86, non of it works on my pismo with BenH's latest > kernel. I've been waiting and test

Re: SBP2 locking problems - again

2001-07-19 Thread Benjamin Herrenschmidt
> >There are a few too many patches floating around (see the 1394 list >archives for all the stuff Dan Berlin, Ira Weiny, Ben H, and Ben C >have posted). > >It has to do with very low level endianness issues in the OHCI >protocol, and how apple build's it's 1394 hardware. All my firewire >hardware

Re: SBP2 locking problems - again

2001-07-19 Thread Benjamin Herrenschmidt
> >cdrecord -v -dummy fs=10 driveropts=burnproof speed=16 dev=1,0,0 >/tmp/foo.iso > >then process finishes with message about correct fifo-size. > >If I do the same without the -dummy option my box locks. Some of the people hacking around linux-1394-devel have experienced similar lockups when I t

SBP2 locking problems - again

2001-07-19 Thread Georg Koss
Hello! I actually read the mails from your discussion on SBP2 around Jul. 12th because I got my new CDRW and have to use it ieee1394 with my G4. I use a benh kernel 2.4.7-pre7 and experienced the kernel-lock as focused in that discussion. So my questions are: Is anybody aware of coping with thi