Russell,
On 08/18/2015 04:13 AM, Russell King - ARM Linux wrote:
On Mon, Aug 17, 2015 at 08:09:17PM -0700, santosh.shilim...@oracle.com wrote:
From the logs this seems to be mostly clock related issue for some
peripheral. If the bootloader clock enable all hack still exists,
may be you can try
On 08/18/2015 04:28 AM, Jisheng Zhang wrote:
On Tue, 18 Aug 2015 09:13:34 +0100
Russell King - ARM Linux wrote:
On Mon, Aug 17, 2015 at 08:09:17PM -0700, santosh.shilim...@oracle.com wrote:
From the logs this seems to be mostly clock related issue for some
peripheral. If the bootloader clock
Hi Murali,
On Tue, Aug 18, 2015 at 10:28:20AM +0200, Lucas Stach wrote:
> Am Dienstag, den 18.08.2015, 09:13 +0100 schrieb Russell King - ARM
> Linux:
> > It seems to be pointing towards something in the boot loader...
> >
> > Normally, uboot will hook itself into the vectors to report errors, b
On Tue, 18 Aug 2015 09:13:34 +0100
Russell King - ARM Linux wrote:
> On Mon, Aug 17, 2015 at 08:09:17PM -0700, santosh.shilim...@oracle.com wrote:
> > From the logs this seems to be mostly clock related issue for some
> > peripheral. If the bootloader clock enable all hack still exists,
> > may b
Am Dienstag, den 18.08.2015, 09:13 +0100 schrieb Russell King - ARM
Linux:
> On Mon, Aug 17, 2015 at 08:09:17PM -0700, santosh.shilim...@oracle.com wrote:
> > From the logs this seems to be mostly clock related issue for some
> > peripheral. If the bootloader clock enable all hack still exists,
> >
On Mon, Aug 17, 2015 at 08:09:17PM -0700, santosh.shilim...@oracle.com wrote:
> From the logs this seems to be mostly clock related issue for some
> peripheral. If the bootloader clock enable all hack still exists,
> may be you can try that out.
>
> Another way to debug this is to start disabling
Murali,
On 8/17/15 3:12 PM, Murali Karicheri wrote:
On 08/14/2015 05:56 PM, Russell King - ARM Linux wrote:
On Fri, Aug 14, 2015 at 05:53:00PM -0400, Murali Karicheri wrote:
We have spend some time already to debug the root cause. Do you have
idea on
how this was hunted down on OMAP that we ca
On Mon, Aug 17, 2015 at 06:12:52PM -0400, Murali Karicheri wrote:
> Unfortunately, this patch causes boot to stop very early just after
> local_abt_enable() is called in early_trap_init(). Before and After applying
> the patch, here is what the boot log looks like. Do you see any issue with
> the p
On 08/14/2015 05:56 PM, Russell King - ARM Linux wrote:
On Fri, Aug 14, 2015 at 05:53:00PM -0400, Murali Karicheri wrote:
We have spend some time already to debug the root cause. Do you have idea on
how this was hunted down on OMAP that we can learn from? The bad address is
NULL and it seems to
On 08/14/2015 10:11 AM, Lucas Stach wrote:
Am Freitag, den 14.08.2015, 10:04 -0400 schrieb Murali Karicheri:
On 08/11/2015 03:13 PM, Murali Karicheri wrote:
Currently on some devices, an asynchronous external abort exception
happens during boot up when exception handlers are enabled in kernel
b
On 08/14/2015 05:56 PM, Russell King - ARM Linux wrote:
On Fri, Aug 14, 2015 at 05:55:09PM -0400, Murali Karicheri wrote:
On 08/14/2015 10:20 AM, Lucas Stach wrote:
Hi Russell,
Am Freitag, den 14.08.2015, 15:09 +0100 schrieb Russell King - ARM
Linux:
[...]
What causes the abort? We should
On 8/14/15 2:53 PM, Murali Karicheri wrote:
On 08/14/2015 11:14 AM, santosh shilimkar wrote:
On 8/14/2015 7:09 AM, Russell King - ARM Linux wrote:
On Fri, Aug 14, 2015 at 10:04:41AM -0400, Murali Karicheri wrote:
On 08/11/2015 03:13 PM, Murali Karicheri wrote:
Currently on some devices, an as
On Fri, Aug 14, 2015 at 05:55:09PM -0400, Murali Karicheri wrote:
> On 08/14/2015 10:20 AM, Lucas Stach wrote:
> >Hi Russell,
> >
> >Am Freitag, den 14.08.2015, 15:09 +0100 schrieb Russell King - ARM
> >Linux:
> >
> >[...]
> >
> >>
> >>What causes the abort? We shouldn't be adding hacks like this
On Fri, Aug 14, 2015 at 05:53:00PM -0400, Murali Karicheri wrote:
> We have spend some time already to debug the root cause. Do you have idea on
> how this was hunted down on OMAP that we can learn from? The bad address is
> NULL and it seems to happen very rarely and is not easily reproducible.
>
On 08/14/2015 10:20 AM, Lucas Stach wrote:
Hi Russell,
Am Freitag, den 14.08.2015, 15:09 +0100 schrieb Russell King - ARM
Linux:
[...]
What causes the abort? We shouldn't be adding hacks like this to the
kernel without having the full picture...
some of the issues with tracking down such
On 08/14/2015 11:14 AM, santosh shilimkar wrote:
On 8/14/2015 7:09 AM, Russell King - ARM Linux wrote:
On Fri, Aug 14, 2015 at 10:04:41AM -0400, Murali Karicheri wrote:
On 08/11/2015 03:13 PM, Murali Karicheri wrote:
Currently on some devices, an asynchronous external abort exception
happens d
On 8/14/2015 7:09 AM, Russell King - ARM Linux wrote:
On Fri, Aug 14, 2015 at 10:04:41AM -0400, Murali Karicheri wrote:
On 08/11/2015 03:13 PM, Murali Karicheri wrote:
Currently on some devices, an asynchronous external abort exception
happens during boot up when exception handlers are enabled
Hi Russell,
Am Freitag, den 14.08.2015, 15:09 +0100 schrieb Russell King - ARM
Linux:
[...]
>
> What causes the abort? We shouldn't be adding hacks like this to the
> kernel without having the full picture...
>
some of the issues with tracking down such imprecise external aborts are
due to t
Am Freitag, den 14.08.2015, 10:04 -0400 schrieb Murali Karicheri:
> On 08/11/2015 03:13 PM, Murali Karicheri wrote:
> > Currently on some devices, an asynchronous external abort exception
> > happens during boot up when exception handlers are enabled in kernel
> > before switching to user space. Th
On Fri, Aug 14, 2015 at 10:04:41AM -0400, Murali Karicheri wrote:
> On 08/11/2015 03:13 PM, Murali Karicheri wrote:
> >Currently on some devices, an asynchronous external abort exception
> >happens during boot up when exception handlers are enabled in kernel
> >before switching to user space. This
On 08/11/2015 03:13 PM, Murali Karicheri wrote:
Currently on some devices, an asynchronous external abort exception
happens during boot up when exception handlers are enabled in kernel
before switching to user space. This patch adds a workaround to handle
this once during boot. Many customers are
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