On Mon, Mar 23, 2015 at 04:17:32PM +0100, Teresa Gámez wrote: > Hello, > > we have encountered an issue in the AM335x MLO, which seems to depend on the > image size itself. The bootloader hangs up in the decompress_unlzo() function. > The decompress_unlzo() function fails with "dest len longer than block size" > and ends up in it's error function in an infinite loop. > > As the error seems to depend in the image size, adding or removing random code > makes the image working again. > > We have seen this issue so far only with a MLO size of 98823 bytes and > barebox.z size: 61003 bytes. But could reproduce it using different toolchains. > > So we suspect this is an issue in the lzo code. > Syncing the lzo code with the kernel code, seems to help. > For this we have attached a patch. > But we are unsure if this is the solution to the bug we have. > > Any ideas on this? I have no idea how lzo works. I could apply the patch though, as it only contains an update to the latest kernel code. Of course it would feel better if we knew what we are doing. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
