Hi Michal, On 14 April 2015 at 16:10, Michal Suchanek <hramr...@gmail.com> wrote: > Hello, > > On 4 March 2015 at 00:46, Simon Glass <s...@chromium.org> wrote: >> Hi Michal, >> >> On 2 March 2015 at 04:25, Michal Suchanek <hramr...@gmail.com> wrote: >>> Hello, >>> >>> On 18 February 2015 at 06:24, Michal Suchanek <hramr...@gmail.com> wrote: >>>> On 18 February 2015 at 03:27, Simon Glass <s...@chromium.org> wrote: >>>>> Hi Michal, >>>>> >>>>> On 16 February 2015 at 04:41, Michal Suchanek <hramr...@gmail.com> wrote: >>>>>> On 13 February 2015 at 05:51, Simon Glass <s...@chromium.org> wrote: >>>>>>> Hi Michal, >>>>>>> >>>>>>> On 11 February 2015 at 10:16, Michal Suchanek <hramr...@gmail.com> >>>>>>> wrote: >>>>>>>> >>>>>>>> Hello, >>>>>>>> >>>>>>>> I changed the SYS_START to work around the bug in the manufacturer >>>>>>>> firmware, applied snow_defconfig, built u-boot.bin, packed it into >>>>>>>> kernel uimage, signed it, copied it to a kernel partition, bumped >>>>>>>> priority of the partition, and rebooted. >>>>>>>> >>>>>>> >>>>>>> Do you mean u-boot-dtb.bin? If not you won't get a device tree and it >>>>>>> won't work. >>>>>> >>>>>> No, u-boot.bin. With u-boot-dtb.bin I get a snow # prompt on the >>>>>> built-in LCD, and working keyboard. >>>>> >>>>> OK sounds like it is working, good! I wonder if we should have a page >>>>> on elinux.org? >>> >>> It is working to some extent. >>> >>> I managed to load kernel from the emmc which works fine but the kernel >>> cannot read the emmc after it boots because it does not properly parse >>> the partitioning scheme. This should be trivially fixable in the >>> kernel and might actually work if I updated my sources but rebasing >>> the extra patches required for Snow is not automatically handled. >>> >>> On the other hand, the linux kernel has no problem with the SDXC card >>> in the SD slot and can read it just fine. Unfortunately, u-boot >>> complains about EFI partition errors and won't load anything from the >>> card. I tried two different GPT partitioning tools on the card and >>> both say that the partition layout is fine and that I have the default >>> 128 entries. >>> >>> How can I tell why u-boot does not like my GPT label? >> >> You could debug it in U-Boot and see what is going wrong. >> > > Apparently the problem is that the dw mmc controller fails and the > sectors are unreadable. U-boot sometimes reports timeout, sometimes > data error, and sometimes nothing because the result has already been > cached probably. And the reason the dw mmc controller fails is that > port 1 is disabled. Not using disabled controllers would probably > solve the problem.
Seems strange. Can you post details of which commit you are building and the console output? I could try it too. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot