> 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". > > That won't work either, since the DTB will be overwritten by the kernel > decompressor. arch/arm/Kconfig: ... config ARM_APPENDED_DTB bool "Use appended device tree blob to zImage (EXPERIMENTAL)" depends on OF && !ZBOOT_ROM help With this option, the boot code will look for a device tree binary (DTB) appended to zImage (e.g. cat zImage <filename>.dtb > zImage_w_dtb). ... So, DTB is placed immediately after the kernel. --- _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
