On 10/03/2016 13:47, Gordan Bobic wrote: > On 2016-03-10 13:39, Karanbir Singh wrote: >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> On 09/03/16 21:11, Jeremiah Rothschild wrote: >>> On Fri, Mar 04, 2016 at 02:05:08PM +0000, Michael Howard wrote: >>>> On 04/03/2016 11:47, Richard W.M. Jones wrote: >>>>> On Sat, Feb 20, 2016 at 11:06:08AM +0700, Phong Vo wrote: >>>>>> In theory, you just need to convert CentOS vmlinuz to uImage, >>>>>> then do U-boot boot using the dtb and CentOS initrd.img; but >>>>>> somehow it hangs on me. I'll need to dig into it further. >>>>>> >>>>>> I am not aware that it was shipped only with U-boot. If you >>>>>> want to try with UEFI, take it from my dropbox >>>>>> >>>>>> https://dl.dropboxusercontent.com/u/20403943/mp30ar0_tianocore_bina >> ries.tar.xz >>>>>> >>>>>> >>>>>> >> mp30ar0_tianocore_media.img: burn to SPI NOR if you want to replace U-bo >> ot >>>>>> permanently >>>>> Has anyone tried this step ^^ (replacing u-boot permanently)? >>>>> >>>>> I'm not too keen to brick an $800 board. Is it reversible? >>>>> >>>>> >>>> >>>> No, not tried it, don't see the point of risking it at the mo. >>>> Somebody did brick their board >>>> (https://lists.centos.org/pipermail/arm-dev/2016-February/001622.html >> ) >>>> >>>> >> and for me, I just chainload tianocore from u-boot via tftp. >>> >>> Indeed - that was me! Fun times. I'm all up & running on CentOS 7.2 >>> now, though, thanks to the help of you fine folks on here. >>> >>> One thing I did change was to not boot via TFTP since I'd rather >>> not have booting dependent on network availability. Instead I'm >>> loading via SD. It was pretty straight forward but, in case anyone >>> else is interested, I replaced the load_tianocore variable like so >>> (assuming dev 0, part 1): >>> >>> setenv load_tianocore 'fatload mmc 0:1 0x82000000 >>> mp30ar0_tianocore_ubt.fd; fatload mmc 0:1 0x1d000000 >>> mp30ar0_tianocore_sec_ubt.fd' >>> >>> Stoked. Thanks again, guys! >> >> I was wondering if one of you guys might be willing to own/submit a >> wiki page article around this board, howto get rolling with CentOS etc ? > > I was planning to do just that this weekend when I get mine up and > running. :-) > > I am very much in favour of the way Jeremiah has his set up, though. > Having u-boot as the stage 1 bootloade before TianoCore UEFI adds a > lot more flexibility at the relatively trivial expense of adding a > seconds or two to the boot time. > 5 seconds only to be precise, at least on my board :) -- Mike Howard