Re: Memory management problems on a custom PPC 8270 board

2012-07-27 Thread Geoffrey Bugniot
Geoffrey Bugniot gmail.com> writes: > > Scott Wood freescale.com> writes: > > Could you have bad memory timings (or bad memory)? Usually when I see > things like this, it's because memory is getting corrupted. > OK, I've found the problem and you were right Scott. RAM chip and 60x BUS were

Re: Memory management problems on a custom PPC 8270 board

2012-07-24 Thread Geoffrey Bugniot
Scott Wood freescale.com> writes: > > On 07/23/2012 10:34 AM, Geoffrey Bugniot wrote: > > I got something like that : > > [ 148.891584] Kernel panic - not syncing: Attempted to kill init! > > Was there anything before this? > No, that's the complete dump. > > [ 148.897503] Call Trace: > >

Re: Memory management problems on a custom PPC 8270 board

2012-07-23 Thread Scott Wood
On 07/23/2012 10:34 AM, Geoffrey Bugniot wrote: > Hi, > > I've ported on a custom board U-Boot and Linux 2.6.39.4. It seems to work > well until the kernel is begin to manipulate "data/file" with a size larger > than about 5 Mo. I suppose that's a VM management problem, but I'm not > sure. > > In

Memory management problems on a custom PPC 8270 board

2012-07-23 Thread Geoffrey Bugniot
Hi, I've ported on a custom board U-Boot and Linux 2.6.39.4. It seems to work well until the kernel is begin to manipulate "data/file" with a size larger than about 5 Mo. I suppose that's a VM management problem, but I'm not sure. In fact, when I use "cp file1 file2" with file1 >= 5/6 Mo, the ker