This helps earlycon=uart8250,mmio32,0xff130000 console=ttyS2,1500000
However, something is going wrong. [ 11.181943] modprobe[93]: undefined instruction: pc=0000ffffb1dccff4 [ 11.182589] Code: d503201f 8a180320 92750001 365ffc20 (d5380001) [ 11.184268] modprobe[94]: undefined instruction: pc=0000ffffa3f7bff4 [ 11.184913] Code: d503201f 8a180320 92750001 365ffc20 (d5380001) [ 11.186988] modprobe[97]: undefined instruction: pc=0000ffffbd2bfff4 [ 11.187632] Code: d503201f 8a180320 92750001 365ffc20 (d5380001) [ 11.189299] modprobe[98]: undefined instruction: pc=0000ffff8cbfeff4 [ 11.189945] Code: d503201f 8a180320 92750001 365ffc20 (d5380001) [ 11.191218] Segment Routing with IPv6 [ 11.192884] registered taskstats version 1 [ 11.193425] zswap: loaded using pool lzo/zbud [ 11.223701] Key type big_key registered [ 11.245149] Key type encrypted registered [ 11.245574] AppArmor: AppArmor sha1 policy hashing enabled [ 11.264592] hctosys: unable to open rtc device (rtc0) [ 11.280592] PM: Hibernation image not present or could not be loaded. 2017-09-06 10:53 GMT+03:00 Matwey V. Kornilov <matwey.korni...@gmail.com>: > 2017-09-05 16:28 GMT+03:00 Alexander Graf <ag...@suse.de>: >> >> >> On 05.09.17 15:23, Matwey V. Kornilov wrote: >>> >>> 2017-09-05 16:12 GMT+03:00 Alexander Graf <ag...@suse.de>: >>>> >>>> >>>> >>>> On 05.09.17 15:02, Matwey V. Kornilov wrote: >>>>> >>>>> >>>>> 2017-09-05 16:00 GMT+03:00 Alexander Graf <ag...@suse.de>: >>>>>> >>>>>> >>>>>> >>>>>> On 05.09.17 14:58, Matwey V. Kornilov wrote: >>>>>>> >>>>>>> >>>>>>> >>>>>>> Still no luck. No signal at video, no text in console after EFI stub. >>>>>>> Any ideas why? >>>>>>> >>>>>> >>>>>> Can you try to make earlycon work? I'm sure someone has the magic >>>>>> parameters >>>>>> for it somewhere... >>>>> >>>>> >>>>> >>>>> Indeed. But they don't work either. Ones which should is >>>>> earlycon=uart8250,mmio32,0xff130000 >>>> >>>> >>>> >>>> That is very odd. Usually earlycon works. The only case I've found where >>>> it >>>> was unintuitively broken was when U-Boot ran in EL3, but I assume you do >>>> have ATF running somewhere, right? >>> >>> >>> It is supposed to be so. >>> >>>> >>>> What you can still try is to recover the kernel log from RAM. For that, >>>> boot >>>> up the system, then reset (don't power cycle, use the reset button if >>>> available, otherwise use the reset line on the jtag port if available). >>>> After reset, you should get back to U-Boot. There, run "bdinfo" to find >>>> out >>>> the base offset of RAM. >>> >>> >>> What is the offset here? >>> >>> => bdinfo >>> arch_number = 0x00000000 >>> boot_params = 0x00000000 >>> DRAM bank = 0x00000000 >>> -> start = 0x00200000 >> >> >> This is the offset. It does sound quite weird though, so don't be surprised >> if things don't work :). > > ffff00000951aa68 b __log_buf > > I see similar random garbage pattern > > => md.b 0x971aa68 100 > 0971aa68: 5b bf f7 df 7e bf 7f fe 9b ff bf 6f 6e ff 0f bd [...~......on... > 0971aa78: ff ff fe fe df ff bf de 7f fd cf 7d df bd ff ff ...........}.... > 0971aa88: b5 fb 73 7b b3 ef e7 ee ff f7 3e fe ff ff ed af ..s{......>..... > 0971aa98: fd f7 bf be df df be ef fd ff ff ff bf bf fb bd ................ > 0971aaa8: 3e ed ff b7 c7 bf bf ff fe ff ef bf 4e bf ff cd >...........N... > 0971aab8: fd f5 fd ff bf ff ff 9f f4 f7 ef ff ff ff fb bf ................ > 0971aac8: f6 7e 77 b5 d5 ff ff 7f 7d b9 f7 f7 fd f3 6e df .~w.....}.....n. > 0971aad8: f3 f3 eb 5f df ff 5f ff 7c ff bf fe ff fe fe 7f ..._.._.|....... > 0971aae8: ee ff fe ff f5 5f ff fd e7 ff df b7 e7 fb ff ff ....._.......... > 0971aaf8: ff bf ef e9 ff fb ff ff ff 77 ef 6c d8 f7 f3 ff .........w.l.... > 0971ab08: fe f5 ff f7 fe f7 f6 ff ff ff ba f7 df 76 ff cd .............v.. > 0971ab18: ff ff fd fe ff 9f fb fb ff ff ff fb ff bf ff fe ................ > 0971ab28: d5 7f f6 ff bf 5f fe f1 f7 ff ff fb fb 97 f6 4b ....._.........K > 0971ab38: ff ff 7e a7 ff df 60 fd bb f7 df fd ff 7b f7 ef ..~...`......{.. > 0971ab48: ef fd fb dd fb f6 fb ff ef ef b7 7f ff db fc cf ................ > 0971ab58: 7f ff f6 7b fb 7f fb 7f d7 ef ff ff ff bd e7 7f ...{............ > => md.b 0x951aa68 100 > 0951aa68: 5b bf f5 cf 7e bf 7f ff 9b ff ff 6f 6e ff 0f bd [...~......on... > 0951aa78: ff ff fe fe df ff ff de 7f fd cf 7d df fd ff ff ...........}.... > 0951aa88: b5 fb 73 7b b7 ef e7 ee ff f7 3e fe ff ff ed af ..s{......>..... > 0951aa98: fd f7 3f bf ff df be ef fd ff ff ff bf bf fb bf ..?............. > 0951aaa8: 3e ed ff b7 c7 bf bf ff fe ff ef bf 4a bf fb cc >...........J... > 0951aab8: ff fd fd ff b7 ff ff 9f f4 f7 ef ff ff ff fb bf ................ > 0951aac8: e6 7e 77 b7 d4 ff ff 7f 7d b9 f7 e7 fd f3 6e df .~w.....}.....n. > 0951aad8: f3 f3 eb 5f d7 ff 5f ff 7c ff bf fe ff fe fe 7f ..._.._.|....... > 0951aae8: ee ff fe ff f5 5b ff fd f7 ff df b7 e7 fb fe ff .....[.......... > 0951aaf8: ff bf ef e9 fd fb ff ff ff 77 ef 6c d8 f7 f3 ff .........w.l.... > 0951ab08: f6 f4 ff ff fe f7 f6 f7 ff ff ba f5 df f6 ff cd ................ > 0951ab18: ff ff fd fe df 3f fb fb ff ff ff fb ff bf ff fe .....?.......... > 0951ab28: d5 7f f6 ff bf 5f fe 75 f7 ff ff fb fb 97 f6 4b ....._.u.......K > 0951ab38: ff ff 7e a7 ff de 60 fd bb f7 df fd ff 73 f7 ef ..~...`......s.. > 0951ab48: ef fd fb dd fb f6 fb ef ef ef b7 7f ff db fc cb ................ > 0951ab58: 7f ff f6 7b fb 7f fb 7d d7 ef ff ff ff bd a7 7f ...{...}........ > >> >> >> Alex > > > > -- > With best regards, > Matwey V. Kornilov -- With best regards, Matwey V. Kornilov -- To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org