On Tue, 2016-03-01 at 03:55 +0000, Prabhakar Kushwaha wrote: > > -----Original Message----- > > From: Scott Wood [mailto:o...@buserror.net] > > Sent: Tuesday, March 01, 2016 7:13 AM > > To: york sun <york....@nxp.com>; U-Boot Mailing List <u- > > b...@lists.denx.de> > > Cc: Prabhakar Kushwaha <prabha...@freescale.com> > > Subject: Re: [U-Boot] [PATCH 2/2] boards: ls2080: Disable fdt copying by > > default > > > > On Tue, 2016-03-01 at 00:08 +0000, york sun wrote: > > > Sorry for top posting. I am on outlook web access. > > > > > > There may be some limitation on fdt relocation. Without setting > > > fdt_high, u -boot relocates the device tree toward the end of useable > > > memory. I haven't got a chance to debug why it doesn't work. > > > > > > This patch is to disable the relocation by default. A magic number > > > 0xa0000000 doesn't make much sense here. > > > > I agree, if the number is arbitrary. But if Linux has a limitation, as it > > does on > > arm32, then it should be expressed here. > > > > Just for understanding purpose. > u-boot in case of arm32 can only access memory in 32 bit range. > Will there be possibility of u-boot copying dtb in any memory not > accessible to core.
No, but that is not the only limitation that needs to be honored regarding device tree and initrd placement. -Scott _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
