On Monday, 11 July 2016 21:32:36 UTC+10, Michal Suchanek wrote: > > Hello, > > On 11 July 2016 at 13:20, Steven Saunderson <[email protected] > <javascript:>> wrote: > > > > > Thanks for the reply. I've tried to generate U-Boot with CONS_INDEX = 1 > and > > 3 and 5. These are the only allowable values. However, I get the same > > gibberish to matter what value I specify. > > > > What might be relevant is that the serial output is valid when the > tablet > > boots from NAND. There is one warning line " > > WRN:L486(drivers/usb/sunxi_usb/hcd/hcd0/sunxi_hcd0.c):get no_suspend > status > > failed" after "Starting kernel". If I insert the SD card after this I > get a > > gibberish stream starting with "UUUUUUUUUUU" and containing "$226&&". > The > > stream also contains many 0xEFBFBD. > > Do you get gibberish after inserting SD card while running system > booted from nand?
Yes. > > Or do you insert the card, reboot, and then get gibberish? Yes also. This is the original problem. > Either way, you can try checking with a multimeter that the RX and TX > pins of the serial port do not connect to the SD slot. Some tablets > use SD uart with extra pads .. > This sounds very relevant. Thanks for the tip. I'll check it out. Cheers, Steven P.S. I'm writing this using XP and an old version of Firefox. Previously I was using Iceweasel on Wheezy and it just doesn't work with the Google editor. Every key release raises the bottom on the edit window by one line. > > HTH > > Michal > -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
