ac100 team mailing list archive

[Jani Monoses <jani@xxxxxxxxxx>]

> yep, this boots fine. The toolchain problem is weird. Maybe we should compare
> the disassembly between 4.6.1 (I have gcc (Ubuntu/Linaro 4.6.1-9ubuntu3)
> 4.6.1) and 4.6.2 (where to get this from)? Are you using a cross compiler or
> native?

I used the cross compiler in 12.04 which is now at 4.6.2.

>
> Jani, it also seems you forgot to sound support. You need to enable some
> codecs, I know it works on 3.0 if it is enabled ...

Hmm I know I added missing USB_AUDIO at one point, but will check and
fill in the missing configs.
I thought I reused the 2.6.38 configs.

>
>> I am not sure if it is an unrelated toolchain issue, or only triggered
>> along with the RAM timing change, but I suspect
>> it is toolchain only. I rebuilt a 2.6.38 too with the 4.6 toolchain
>> and it did not boot.
>>
>> I'll need to back that change up and rebuild again to make sure.
>>
>> So I had the deb working locally as I did not yet upgrade to 4.6.2 but
>> when built in the archive it resulted in an unbootable image.
>
> ah, native. So I'll need to upgrade tho 12.04 I guess to be able to reproduce
> it :-(

Probably, or you could just get gcc-4.6 from 12.04, it should work
with few extra dependencies.

>
> Thanks
>
> Marc
>
>> On Thu, Dec 15, 2011 at 9:20 AM, Marc Dietrich <marvin24@xxxxxx> wrote:
>> > On Thursday 15 December 2011 01:33:14 Jani Monoses wrote:
>> >> I made a new deb from latest git branch but now it no longer boots on
>> >> my machine.
>> >> I also have hynix RAM, so it is even more strange that the Dec 6
>> >> snapshot booted.
>> >
>> > also fails here. Kernel boots with my config (paz00_defconfig) and your
>> > configs didn't changed as it seems. On the other hand, you seem to have
>> > changed the toolchain: gcc 4.6.1 -> 4.6.2. Do you still have the old
>> > compiler around? Is this compiled on a hf system?
>> >
>> > Marc
>> >
>> >> Jani
>> >>
>> >> http://startx.ro/~jani/linux-image-3.0.8-2-ac100_3.0.8-2.1_armel.deb
>> >>
>> >> On Wed, Dec 14, 2011 at 8:02 PM, Jani Monoses <jani@xxxxxxxxxx> wrote:
>> >> > Thanks for the feedback, good to know.
>> >> > Others have reported it not booting at all on armhf builds, but if
>> >> > it
>> >> > is memory related they'll likely hit
>> >> > the same issue on armel.
>> >> >
>> >> > I'll roll a new package for the more recent tree these days then,
>> >> > once
>> >> > your change is in.
>> >> >
>> >> > Jani
>> >> >
>> >> > On Wed, Dec 14, 2011 at 7:54 PM, Marc Dietrich <marvin24@xxxxxx> wrote:
>> >> >> Hi Jani,
>> >> >>
>> >> >> thanks for the new kernel!
>> >> >>
>> >> >> On Wednesday 14 December 2011 01:38:51 Jani Monoses wrote:
>> >> >>> >> However we should aim for stability and no churn towards
>> >> >>> >> the
>> >> >>> >> end of
>> >> >>> >> the cycle(March/April)
>> >> >>> >> Are there any known regressions vs 2.6.38? Is sound not
>> >> >>> >> working yet?
>> >> >>> >
>> >> >>> > sound works as on 2.6.38 (maybe better, no mic support
>> >> >>> > yet). No
>> >> >>> > regressions I know of by now (but I'm a bad tester). It is
>> >> >>> > possible
>> >> >>> > that people with hynix memory may not be able to boot.
>> >> >>> > Some IRC
>> >> >>> > user
>> >> >>> > wanted to test it this evening. If it doesn't work, I'll
>> >> >>> > disable
>> >> >>> > the
>> >> >>> > memory scaling feature again.
>> >> >>>
>> >> >>> Here's a 3.0 deb of the snapshot of a week ago
>> >> >>>
>> >> >>>
>> >> >>> http://startx.ro/~jani/linux-image-3.0.8-1-ac100_3.0.8-1.1_arm
>> >> >>> el.deb
>> >> >>>
>> >> >>>
>> >> >>> For me resume does not work on a stock Ubuntu Precise install,
>> >> >>> which
>> >> >>> worked with the default 2.6.38 kernel.
>> >> >>> I get noise on the screen, the machine does not answer key
>> >> >>> presses
>> >> >>> or pings.>>
>> >> >>
>> >> >> I tested it on Oneiric (armel). It boots and suspends/resumes
>> >> >> without
>> >> >> problems. One possible issue is that the kernel likely fails on
>> >> >> hynix
>> >> >> ram based system as I only fixed this issue on Dec. 9th  and the
>> >> >> kernel is form Dec. 6th.
>> >> >>
>> >> >> The resume problems you see may also be RAM clocking related
>> >> >> (the
>> >> >> noice on the screen). So I better disable the stuff alltogether
>> >> >> as it
>> >> >> seems to create a lot of problems. I will push a fix in a minute
>> >> >> ...
>> >> >>
>> >> >> Marc
>> >> >>
>> >> >>> commit 735f939f421c6c9c5db79250955e7b25ee272e0f
>> >> >>> Author: Marc Dietrich <marvin24@xxxxxx>
>> >> >>> Date:   Tue Dec 6 20:35:30 2011 +0100
>> >> >>>
>> >> >>>     ARM: tegra: paz00: make sound modular
>> >> >>>
>> >> >>>     Switch the static sound driver from chromeos to modular
>> >> >>> version
>> >> >>> used by 2.6.38 kernels.
>> >> >>>
>> >> >>>     Signed-off-by: Marc Dietrich <marvin24@xxxxxx>