/srv/irclogs.ubuntu.com/2012/07/11/#ubuntu-arm.txt

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jeremiah.c08:45
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janimoogra_, marvin24 did the 3.1 kernel issue have something in common with https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/936667 ?15:33
ubot2Ubuntu bug 936667 in upstart "Upstart early job logging causes boot failure for systems with no initramfs (error is "No available ptys")" [High,Fix released]15:33
ogra_janimo, well, we always have an initrd15:34
janimoany news on that particular nvidia kernel issue?15:34
janimoogra_, is that still holding up quantal ac100 images?15:34
ogra_and  that bug is fixed since mid-precise15:35
ogra_no, what was holding up was my time to fix ac100-tarball-installer and additionally research the oops i get on boot15:35
ogra_the installer is fixed now15:36
ogra_tomorrow if i have new images i'll move on with the kernel issue15:36
janimoogra_, kernel oops on install or first boot?15:36
janimook15:36
ogra_sadly ui cant quickly roll images manually atm15:36
ogra_we only have one builder thats constantly occupied15:36
janimois that a regression?15:37
ogra_janimo, first boot, some initrd issue i think15:37
ogra_we dropped all non panda HW from the datacenter15:37
janimoI thought the builder situations was only going to get better15:37
janimoah, a good move otherwise15:37
janimoand not enough new pandas?15:37
ogra_and until tere is a new mandabox server we only have one machine for livefs builds15:37
ogra_i think we have a lot of new pandas, but someone needs to set them up15:38
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hrwogra_: build iamge at home?15:51
ogra_no, thanks, i have better stuff to do than to set up the ubuntu build infrastructure at home15:51
* GrueMaster has the infrastructure, but no loinger has the time or desire.16:22
janimothe fact our build insfrastructure is so involved as opposed to dead-simple live-build means noone can really take over properly without too much effort16:28
marvin24janimo, ogra_: I hope the console can be fixed soon16:33
marvin24otherwise we need to boot with console=tty1 as a workaround16:33
marvin24janimo: did you tried to compile a 3.5 kernel for tegra already?16:34
janimomarvin24, no, since Iheard from you it has no graphics :)16:37
marvin24it has, but a bit buggy16:39
marvin24maybe still makes no sense to try it16:40
janimoI may give arm-soc a try - it has more tegra stuff than 3.516:40
janimoI just saw too many kernel tree lately that don't even build, so I am not too attracted to yet another one16:41
janimo:)16:41
marvin24janimo: yes, me too :-)16:42
janimolilstevie, do you know anything about the status of the 3.1 jhinta kernel for tf101? It sort of boots here, but hangs on starting network manager16:47
janimothe xda forums are horrendous16:48
marvin24I wonder if tf101 also has the console problem16:48
janimomarvin24, I had to boot with --no-log16:50
janimomarvin24, , otherwise not sure how the console problem manifests itself, I did not boot ac100 with 3.1 yet16:51
janimoit just prints out the kernel logs, then starting init and a few scripts, pausing on NM16:51
marvin24yes, it oopes shortly after entering userspace boot16:51
marvin24but looks random16:52
janimono oops on screen and no ramconsole built in this kernel16:52
marvin24is plymouth installed?16:52
janimomarvin24, yes. Should  I make it -x ?16:53
janimomeanwhile I'll rebuild the kernel with ramconsole on16:53
marvin24no, it hangs here only with plymouth installed16:54
marvin24but uninstall is also only a workaround16:55
janimomarvin24, iirc ogra said making lib/plymouthd or some unexecutable is a workaround16:55
marvin24yes, or add console=tty116:55
marvin24and leave it executable16:55
janimomarvin24, do you know if tegra2 kernels can support multiple hw from the same build? Ie. ventana, harmony, ac100, tf101 all built in?16:56
janimomarvin24, thanks, I'll try that too16:56
janimowill that redirect console output to somewhere invisible?16:56
marvin24the kernel does, but the bootloader doesn't16:56
marvin24janimo: yes16:56
marvin24in mainline, everything will depend on device tree16:57
marvin24so you can boot the same kernel on all tegras16:57
marvin24but we ee16:57
marvin24... need uboot for this16:57
marvin24uboot passes device tree to the kernel (same kernel for all)16:58
marvin24I don't know how other archs are doing it now16:58
janimomarvin24, in 3.1 there's no device tree yet afaik16:58
marvin24yep, only in mainline16:58
* janimo wonders if a single zImage could be used on both ac100 and tf10116:58
marvin24sure, add tf101 to mainline16:59
marvin24or add a device-tree16:59
marvin24as I said, *all* tegras (tegra2 and tegra3) should be bootable from a single kernel17:00
janimoso with current 2.6.x/3.0 non-DT, what is uboot specific in the kernel? I see nothing in what I build for in the confis17:00
janimoconfigs17:00
janimomarvin24, yes in mainline, I was wondering pre-DT where we are and will likely still be in 12.1017:00
marvin24the current bootloader (fastboot) does not support device trees17:00
marvin24while u-boot does17:00
marvin24so, mainline + u-boot or fastboot + 3.117:01
marvin24(uboot can also boot 3.1 kernels)17:01
marvin24but hw support is not finished17:01
marvin24we have to wait - again :-(17:02
marvin24but regarding DT support, tegra is pretty complete17:02
janimomarvin24, chmod -x /sbin/plymouthd made it boot into X. will try console= too thanks!17:09
marvin24janimo: good17:10
janimomarvin24, do you think it is a nvidia kernel bug?17:10
marvin24yes, I talked to an engineer from nvidia17:11
marvin24and he was able to reproduce it on ventana (tegra2 dev board)17:11
marvin24could also be ubuntu related ...17:11
janimodo they plan to address it in 3.1?17:11
marvin24but the kernel shouldn't oops17:11
marvin24janimo: yes17:11
janimopossibly, ubuntu userspace is a bit different17:11
marvin24we tried to track it down (and still try)17:12
marvin24janimo: I will request a new kernel build when it's fixed ;-)17:13
janimomarvin24, sure ;)17:14
janimomarvin24, back to the previous issue - the idea of single image for multiple kernels is _dependent_ on device tree? Since in menuconfig you can check any number of arches to support17:14
marvin24with "arches", do you mean omap, tegra, ...17:15
marvin24or boards?17:15
marvin24you can select different boards, but our bootloader is buggy and does not accept multi-board kernels17:16
marvin24janimo: no idea what tf101 bootloader does17:17
janimomarvin24, afacit just takes an android bootimg and starts it :)17:17
janimolike the ac100 one, not sure about details17:18
janimomarvin24, ah so the ac100 bootloader would choke on a kernel image that has any other board than paz00 enabled too?17:18
janimoI meant just tegra2 based ones (paz00 and tf101 in particular)17:18
marvin24in fact, no one knows what it does17:22
marvin24s*y17:22
marvin24I had the impression, that the bootloader reads the machine-id from the kernel and feeds it back to the kernel17:31
LetoThe2ndprpplague: howdy pardner19:12
prpplaguegreetings19:12
LetoThe2ndprpplague: found time to look at the video i told you?19:13
prpplagueLetoThe2nd: sorry no, yesterday was crazy i had some car troubles from the previous afternoon19:13
prpplagueLetoThe2nd: can you give me the link again? i have it at home19:13
LetoThe2ndprpplague: ah kay... hope you got things roted out?19:13
prpplagueLetoThe2nd: yea19:14
LetoThe2ndsorted out, even :/19:14
prpplagueLetoThe2nd: i had the car worked on friday, turns out they put one of the nuts back on without the cotter pin19:14
LetoThe2ndaw :(19:14
prpplagueLetoThe2nd: damn near got killed by a large truck on monday afternoon after the front passenger tie rod came off while i was cross an highway intersection19:15
LetoThe2ndprpplague: http://www.youtube.com/watch?v=ufBCoHP-8Yk&list=UUXHs7mzjNipr-xp1Bps2zew&index=2&feature=plcp19:15
* prpplague looks19:16
prpplagueLetoThe2nd: you said about 50 seconds in?19:16
LetoThe2ndprpplague: interesting part is from 0:55 onwards or so.19:16
LetoThe2ndprpplague: glad nothing bad happened then19:16
prpplagueLetoThe2nd: this video is work safe correct?19:16
LetoThe2ndprpplague: totally yes.19:16
LetoThe2ndprpplague: its from an educational fair near me.19:17
prpplagueLetoThe2nd: ahh dandy!19:18
LetoThe2ndprpplague: and inside that rc car is a panda :)19:18
prpplagueLetoThe2nd: yea i think those guys were in cambridge a while back at ELC19:18
prpplagueLetoThe2nd: with an early prototype of the design19:18
LetoThe2ndprpplague: will meet those guys sometime in the next two weeks probably, was really surprised there are other panda users in this small town.19:20
prpplagueLetoThe2nd: hehe19:22
LetoThe2ndprpplague: btw got one or two minutes for private?19:22
LetoThe2nd(just noticed we're not even in #pandaboard)19:22
* prpplague checks the time19:22
prpplagueLetoThe2nd: yea, got about 5-10 mintues19:22
smplmandoes anyone know where i can find the status of the SGX drivers on a BB XM running 12.04?21:04
smplmanand audio also21:04
xranby_ac100smplman: check the linaro website22:32
xranby_ac100smplman: all the latest linaro releases are based on 12.04 with improved kernels and drivers where available22:32
xranby_ac100smplman: sorry i think i gave you bad advice.. they only support the pandaboard nowdays22:34

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