On Thu, Aug 08, 2013 at 11:17:28AM +0400, Alexander Shiyan wrote: > > > On Wed, Aug 07, 2013 at 01:55:42PM +0400, Alexander Shiyan wrote: > > > > > This patch placed the flattened devicetree to armlinux_bootparams. > > > > > armlinux_bootparams normally is at SDRAM_START + 0x100. The kernels > > > > > initial page tables are normally at SDRAM_START + 0x4000, so the > > > > > flattened devicetree gets overwritten once it exceeds 0x3f00 bytes > > > > > which is quite common. > > > > > > > > > > Revert this patch for now once a better solution can be found > > > > > > > > In such a case, tree may be placed immediately after the kernel? > > > > It can also serve as an automatic option "ARM_APPENDED_DTB". > > > > > > Did you actually stumbled over this problem? Normally the dtb is > > > allocated using malloc. The malloc region normally shouldn't overlap > > > with the kernels text region unless you are really tight of memory. > > > Was this on a clps711x? > > > > I described it here: > > http://www.spinics.net/lists/u-boot-v2/msg15612.html > > Seems this issue can be resolved by decrease MALLOC_SIZE. > > ... > 0xc0380000 - 0xc077ffff (size 0x00400000) malloc space > ... Does this mean you are fine with reverting the patch? 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
