[yocto] yocto Digest, Vol 59, Issue 81
Manish Thatte
manishjagdishthatte at gmail.com
Mon Aug 17 08:41:53 PDT 2015
I am getting this error when i try to run hob:
openatvbuilder at mani ~/poky/build $ hob
Please set DISPLAY variable before running Hob.
Please help
Manish
On Mon, Aug 17, 2015 at 3:28 PM, <yocto-request at yoctoproject.org> wrote:
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> Today's Topics:
>
> 1. Re: [meta-raspberrypi][PATCH 2/2] linux-raspberrypi: build
> audio driver into kernel (Andrei Gherzan)
> 2. Re: [meta-raspberrypi][PATCH 2/2] linux-raspberrypi: build
> audio driver into kernel (Petter Mab?cker)
> 3. Kernel panic - not syncing: No working init found.
> (Gorny Krystian)
> 4. Re: [meta-raspberrypi][PATCH 2/2] linux-raspberrypi: build
> audio driver into kernel (Alex J Lennon)
> 5. Re: [meta-raspberrypi][PATCH v2 4/4] README: Add a section
> about graphic stacks (Javier Martinez Canillas)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 17 Aug 2015 09:57:10 +0200
> From: Andrei Gherzan <andrei at gherzan.ro>
> To: "petter at technux.se" <petter at technux.se>
> Cc: "yocto at yoctoproject.org" <yocto at yoctoproject.org>
> Subject: Re: [yocto] [meta-raspberrypi][PATCH 2/2] linux-raspberrypi:
> build audio driver into kernel
> Message-ID:
> <
> CAK18fxHq-iSARt0mEBHQoNC+jZuK+0ix50y6838OCpmRc7VyoQ at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hello,
>
> On Tuesday, August 11, 2015, Petter Mab?cker <petter at technux.se> wrote:
>
> > 2015-08-11 19:04 skrev Alex J Lennon:
> >
> > Signed-off-by: Alex J Lennon <ajlennon at dynamicdevices.co.uk
> <javascript:_e(%7B%7D,'cvml','ajlennon at dynamicdevices.co.uk');>>
> > ---
> > recipes-kernel/linux/linux-raspberrypi.inc | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> > diff --git a/recipes-kernel/linux/linux-raspberrypi.inc
> b/recipes-kernel/linux/linux-raspberrypi.inc
> > index e38d905..8024412 100644
> > --- a/recipes-kernel/linux/linux-raspberrypi.inc
> > +++ b/recipes-kernel/linux/linux-raspberrypi.inc
> > @@ -6,6 +6,10 @@ SECTION = "kernel"
> > LICENSE = "GPLv2"
> > LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
> >
> > +SRC_URI += " \
> > + file://build-in-audio.cfg \
> > + "
> >
> >
> This one didn't make it.
>
> --
> Andrei Gherzan
>
>
> --
> --
> Andrei Gherzan
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>
> ------------------------------
>
> Message: 2
> Date: Mon, 17 Aug 2015 10:11:13 +0200
> From: Petter Mab?cker <petter at technux.se>
> To: Andrei Gherzan <andrei at gherzan.ro>, Alex J Lennon
> <ajlennon at gmail.com>
> Cc: yocto at yoctoproject.org
> Subject: Re: [yocto] [meta-raspberrypi][PATCH 2/2] linux-raspberrypi:
> build audio driver into kernel
> Message-ID: <8cc28d589389102b4fccf052fe2389c2 at technux.se>
> Content-Type: text/plain; charset="utf-8"
>
>
>
> 2015-08-17 09:57 skrev Andrei Gherzan:
>
> > Hello,
> >
> > On Tuesday,
> August 11, 2015, Petter Mab?cker <petter at technux.se> wrote:
> >
> >>
> 2015-08-11 19:04 skrev Alex J Lennon:
> >>
> >>> Signed-off-by: Alex J
> Lennon <ajlennon at dynamicdevices.co.uk>
> >>> ---
> >>>
> recipes-kernel/linux/linux-raspberrypi.inc | 4 ++++
> >>> 1 file changed,
> 4 insertions(+)
> >>>
> >>> diff --git
> a/recipes-kernel/linux/linux-raspberrypi.inc
> b/recipes-kernel/linux/linux-raspberrypi.inc
> >>> index e38d905..8024412
> 100644
> >>> --- a/recipes-kernel/linux/linux-raspberrypi.inc
> >>> +++
> b/recipes-kernel/linux/linux-raspberrypi.inc
> >>> @@ -6,6 +6,10 @@
> SECTION = "kernel"
> >>> LICENSE = "GPLv2"
> >>> LIC_FILES_CHKSUM =
> "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
> >>>
> >>> +SRC_URI
> += "
> >>> + file://build-in-audio.cfg
> >>> + "
> >
> > This one didn't make
> it.
> >
> > --
> > Andrei Gherzan
> >
> > --
> >
> > -- Andrei Gherzan
>
> Think
> you got the wrong receiver =) I notified Alex about this some days ago,
> Alex can you send up a v2 for this?
>
> BR, Petter
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>
> ------------------------------
>
> Message: 3
> Date: Mon, 17 Aug 2015 09:06:08 +0000
> From: Gorny Krystian <krystian.gorny at wipotec.com>
> To: "yocto at yoctoproject.org" <yocto at yoctoproject.org>
> Subject: [yocto] Kernel panic - not syncing: No working init found.
> Message-ID:
> <
> 10D57FBA9FD7C14FB49EE17590E1AF9453C9160F at svr-exc-03.intern.wipotec.de>
>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi,
>
> I have a problem with booting my Linux image. The boot error message is:
>
> (...)
> VFS: Mounted root (vfat filesystem) readonly on device 3:1.
> Devtmpfs: error mounting -2
> Freeing unused kernel memory: 636K (c1aa6000 - c1b45000)
> Write protecting the kernel text: 7544k
> Write protecting the kernel read-only data: 2800k
> Kernel panic - not syncing: No working init found. Try passing init=
> option to kernel. See Linux Documentation/init.txt for guidance.
> CPU: 0 PID: 1 Comm: swapper/0 Not tainted
> 3.14.39ltsi-rt37-yocto-preempt-rt #1
> (...)
>
> I'm using the fido branch and build an core-image-rt for the genericx86
> machine. Create the yocto image works well. I have used the
> https://wiki.yoctoproject.org/wiki/How_do_I#Q:_How_do_I_put_Yocto_on_a_hard_drive.3F
> instructions to put my image to the hard drive. I use ext4 as file system.
> When I put the image to a VirtualBox hard drive the virtual machine boots
> correctly without issues. This issue occur only on my real hardware
> (industrial pc with intel atom cpu).
>
> I already tried to put init=/sbin/init or init=/sbin/init.sysvinit to
> grub.cfg without success. Any ideas?
>
> Thanks Krystian
>
> _____________________________________________________________________
>
> Krystian Gorny
> Research & Development
>
> Wipotec GmbH
> Adam-Hoffmann-Str. 26
> 67657 Kaiserslautern
>
> T +49.631.34146-0
> F +49.631.34146-8640
> http://www.wipotec.com
>
>
> [http://www.wipotec.com/fileadmin/user_upload/Signatur/W_Standard.jpg]<
> http://www.wipotec.com>
>
> Legal information:
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> HRB 2317 Kaiserslautern, Management: T. D?ppre, U. Wagner
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> ------------------------------
>
> Message: 4
> Date: Mon, 17 Aug 2015 10:23:59 +0100
> From: Alex J Lennon <ajlennon at gmail.com>
> To: petter at technux.se, Andrei Gherzan <andrei at gherzan.ro>
> Cc: yocto at yoctoproject.org
> Subject: Re: [yocto] [meta-raspberrypi][PATCH 2/2] linux-raspberrypi:
> build audio driver into kernel
> Message-ID: <55D1A82F.9020506 at gmail.com>
> Content-Type: text/plain; charset=utf-8
>
> On 17/08/2015 09:11, Petter Mab?cker wrote:
> > 2015-08-17 09:57 skrev Andrei Gherzan:
> >
> >> Hello,
> >>
> >> On Tuesday, August 11, 2015, Petter Mab?cker <petter at technux.se
> >> <mailto:petter at technux.se>> wrote:
> >>
> >> 2015-08-11 19:04 skrev Alex J Lennon:
> >>
> >> Signed-off-by: Alex J Lennon <ajlennon at dynamicdevices.co.uk>
> >> ---
> >> recipes-kernel/linux/linux-raspberrypi.inc | 4 ++++
> >> 1 file changed, 4 insertions(+)
> >>
> >> diff --git a/recipes-kernel/linux/linux-raspberrypi.inc
> b/recipes-kernel/linux/linux-raspberrypi.inc
> >> index e38d905..8024412 100644
> >> --- a/recipes-kernel/linux/linux-raspberrypi.inc
> >> +++ b/recipes-kernel/linux/linux-raspberrypi.inc
> >> @@ -6,6 +6,10 @@ SECTION = "kernel"
> >> LICENSE = "GPLv2"
> >> LIC_FILES_CHKSUM =
> "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
> >>
> >> +SRC_URI += " \
> >> + file://build-in-audio.cfg \
> >> + "
> >>
> >>
> >> This one didn't make it.
> >>
> >>
> >>
> >>
> >> --
> >> Andrei Gherzan
> >>
> >>
> >> --
> >> --
> >> Andrei Gherzan
> >
> > Think you got the wrong receiver =) I notified Alex about this some days
> > ago, Alex can you send up a v2 for this?
> >
> >
>
> The build-in-audio.cfg patch was just for testing of fragment support.
> It's understood that we're not going to have this build into the kernel
> by default, although I do still need to find some words to add to the
> README on audio routing setup and so forth.
>
> I started testing a build with master over the weekend and it built OK.
> Just need to find some time to run up a couple of kernels and will
> resubmit the v2 patch with Petter's enhanced commit message.
>
> I don't have an RPiv1 around at the moment but I will probably double
> check the kernel does still actually build for RPiv1 machine
>
> Cheers,
>
> Alex
>
>
> >
> > BR, Petter
> >
>
>
>
> ------------------------------
>
> Message: 5
> Date: Mon, 17 Aug 2015 11:58:44 +0200
> From: Javier Martinez Canillas <javier at osg.samsung.com>
> To: Andrei Gherzan <andrei at gherzan.ro>, Khem Raj <raj.khem at gmail.com>
> Cc: "yocto at yoctoproject.org" <yocto at yoctoproject.org>, Derek Foreman
> <derekf at osg.samsung.com>, Mauro Carvalho Chehab
> <mchehab at osg.samsung.com>
> Subject: Re: [yocto] [meta-raspberrypi][PATCH v2 4/4] README: Add a
> section about graphic stacks
> Message-ID: <55D1B054.2050403 at osg.samsung.com>
> Content-Type: text/plain; charset=utf-8
>
> Hello Andrei and Khem,
>
> Thanks a lot for your feedback.
>
> On 08/17/2015 09:57 AM, Andrei Gherzan wrote:
> > Hello,
> >
> > On Thursday, August 13, 2015, Khem Raj <raj.khem at gmail.com> wrote:
> >
> >>
> >>> On Aug 13, 2015, at 10:07 AM, Javier Martinez Canillas <
> >> javier at osg.samsung.com <javascript:;>> wrote:
> >>>
> >>> This patch adds to the README a section that explains the RPi can
> >> different
> >>> graphics stacks and that the user can choose by manually changing
> >> providers.
> >>>
> >>> Signed-off-by: Javier Martinez Canillas <javier at osg.samsung.com
> >> <javascript:;>>
> >>>
> >>> ---
> >>>
> >>> Changes in v2: None
> >>>
> >>> README | 9 +++++++++
> >>> 1 file changed, 9 insertions(+)
> >>>
> >>> diff --git a/README b/README
> >>> index 678c0eb4a4e3..0569b353870c 100644
> >>> --- a/README
> >>> +++ b/README
> >>> @@ -25,6 +25,7 @@ Contents:
> >>> 2.K. Boot to U-Boot
> >>> 2.L. Image with Initramfs
> >>> 2.M. Device tree support
> >>> + 2.O. Graphic stacks
> >>> 3. Extra apps
> >>> 3.A. omxplayer
> >>> 4. Source code and mirrors
> >>> @@ -195,6 +196,14 @@ kernels.
> >>> NOTE: KERNEL_DEVICETREE is default enabled for kernel >= 3.18 and
> always
> >> disabled for
> >>> older kernel versions.
> >>>
> >>> +2.O. Graphic stacks
> >>> +===================
> >>> +The Raspberry Pi boards can use one of two graphics stacks: The
> userland
> >>> +user-space driver or the vc4 DRM/KMS kernel driver. By default
> userland
> >>> +is used since the vc4 is still experimental. But this can be changed
> by
> >>> +modifying the defaults for the kernel, egl, gles2, libgl and mesa
> >> providers.
> >>> +This is explained in the
> conf/machine/include/rpi-default-providers.inc
> >> file.
> >>> +
> >>
> >> you may want to add pointer to the commented out code that you have
> added
> >> to select them
> >> in rpi-default-providers.inc
> >>
> >
> > It would be nice to have some detailed info on what and where to comment
> > out the configuration.
> >
>
> On patch 3/4 I added that documentation to rpi-default-providers but didn't
> add it to the README and instead pointed out to rpi-default-providers to
> have a level of indirection in case the providers change and to not have
> duplicated information but I will add it to the README as well.
>
> Do you have comments on the other patches in the series so I can address
> all of them before re-spinning?
>
> > --
> > Andrei Gherzan
> >
> >
>
> Best regards,
> --
> Javier Martinez Canillas
> Open Source Group
> Samsung Research America
>
>
> ------------------------------
>
> --
> _______________________________________________
> yocto mailing list
> yocto at yoctoproject.org
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>
>
> End of yocto Digest, Vol 59, Issue 81
> *************************************
>
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