> -----Original Message----- > From: Sascha Hauer [mailto:s.hauer@xxxxxxxxxxxxxx] > Sent: donderdag 29 augustus 2013 20:44 > To: Vanhauwaert Wouter > Cc: barebox@xxxxxxxxxxxxxxxxxxx > Subject: Re: bareboxenv on userspace - wrong crc on env > > On Thu, Aug 29, 2013 at 11:24:41AM +0200, Vanhauwaert Wouter wrote: > > Hello all, > > > > I'm having issues accessing my barebox environment from within linux.... > > > > My barebox and environment are located on a SPI NOR flash. > > This boots ok, and barebox is able to save its environment to it. > > > > When I want to load it in userspace through: > > > > $ bareboxenv -l /mnt /dev/mtd1 > > Or > > $ dd if=/dev/mtd1 /tmp/barebox > > Or > > $ dd if=/dev/mdtblock1 /tmp/barebox > > > > Result is: > > Wrong crc on env > > > > However it's working fine in barebox itself > > > > What can be wron? > > The only idea I have is that /dev/mtd1 might not be the place where barebox > stores it's environment, maybe because of different probe order in the kernel or > different partition layout. Could you send a hexdump of the first 256 bytes or so > of /dev/mtd1? > > Sascha I had general issues reading and writing spi nor flash in userspace (without being aware of it). Now it works, I can read / write from nor flash from within linux. I can copy the barebox bootloader and uImage to it through dd and this works fine. I can also load my barebox environment, change things and write it back and read it back out. However, when I restart my board afterwards, I get an invalid crc on superblock. (Sorry, some kind of double post with my new topic today) _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
