Hi Gabor,
On 03/25/2016 05:59 AM, Gabor Juhos wrote:
> 2016.03.24. 4:17 keltezéssel, Peter Hurley írta:
>> On 03/23/2016 07:09 PM, Matthias Schiffer wrote:
> autoconfig_16550a() is doing all kinds of weird checks to detect different
> hardware by writing a lot of register values which are
2016.03.24. 4:17 keltezéssel, Peter Hurley írta:
> On 03/23/2016 07:09 PM, Matthias Schiffer wrote:
autoconfig_16550a() is doing all kinds of weird checks to detect different
hardware by writing a lot of register values which are documented as
reserved in the AR7242 datasheet (there'
On 03/23/2016 07:09 PM, Matthias Schiffer wrote:
>>> autoconfig_16550a() is doing all kinds of weird checks to detect different
>>> hardware by writing a lot of register values which are documented as
>>> reserved in the AR7242 datasheet (there's a leaked version going around
>>> that can be easily
>> autoconfig_16550a() is doing all kinds of weird checks to detect different
>> hardware by writing a lot of register values which are documented as
>> reserved in the AR7242 datasheet (there's a leaked version going around
>> that can be easily googled...), no idea if any of those are problematic
Hi Matthias,
On 03/23/2016 10:40 AM, Matthias Schiffer wrote:
> On 03/22/2016 04:38 PM, Peter Hurley wrote:
>> On 03/22/2016 06:07 AM, Matthias Schiffer wrote:
>>> I've tried your patch and I can't reproduce the issue anymore with it; I
>>> have no idea if this actually has to do something with th
On 03/22/2016 04:38 PM, Peter Hurley wrote:
> On 03/22/2016 06:07 AM, Matthias Schiffer wrote:
>> I've tried your patch and I can't reproduce the issue anymore with it; I
>> have no idea if this actually has to do something with the issue, or the
>> change of the code path just hid the bug again.
>
On 03/22/2016 06:07 AM, Matthias Schiffer wrote:
> I've tried your patch and I can't reproduce the issue anymore with it; I
> have no idea if this actually has to do something with the issue, or the
> change of the code path just hid the bug again.
>
> Regarding your other mail: with "small change
>> My theory is the following:
>>
>> As soon as ttyS0 is detected and installed as the console, there are two
>> console drivers active on the serial port at the same time: early0 and
>> ttyS0. I suspect that the hang occurs when the primitive early0
>> implementation prom_putchar_ar71xx waits inde
On 03/22/2016 06:40 AM, Antony Pavlov wrote:
> On Tue, 22 Mar 2016 00:02:57 +0100
> Matthias Schiffer wrote:
>
>> Hi,
>> we're experiencing weird nondeterministic hangs during bootconsole/console
>> handover on some ath79 systems on OpenWrt. I've seen this issue myself on
>> kernel 3.18.23~3.18.2
On Tue, 22 Mar 2016 00:02:57 +0100
Matthias Schiffer wrote:
> Hi,
> we're experiencing weird nondeterministic hangs during bootconsole/console
> handover on some ath79 systems on OpenWrt. I've seen this issue myself on
> kernel 3.18.23~3.18.27 on a AR7241-based system, but according to other
> re
On 03/21/2016 05:52 PM, Matthias Schiffer wrote:
> On 03/22/2016 12:08 AM, Greg KH wrote:
>> On Tue, Mar 22, 2016 at 12:02:57AM +0100, Matthias Schiffer wrote:
>>> Hi,
>>> we're experiencing weird nondeterministic hangs during bootconsole/console
>>> handover on some ath79 systems on OpenWrt. I've
Hi Matthias,
On 03/21/2016 04:02 PM, Matthias Schiffer wrote:
> Hi,
> we're experiencing weird nondeterministic hangs during bootconsole/console
> handover on some ath79 systems on OpenWrt. I've seen this issue myself on
> kernel 3.18.23~3.18.27 on a AR7241-based system, but according to other
> r
On 03/22/2016 12:08 AM, Greg KH wrote:
> On Tue, Mar 22, 2016 at 12:02:57AM +0100, Matthias Schiffer wrote:
>> Hi,
>> we're experiencing weird nondeterministic hangs during bootconsole/console
>> handover on some ath79 systems on OpenWrt. I've seen this issue myself on
>> kernel 3.18.23~3.18.27 on
Hi,
we're experiencing weird nondeterministic hangs during bootconsole/console
handover on some ath79 systems on OpenWrt. I've seen this issue myself on
kernel 3.18.23~3.18.27 on a AR7241-based system, but according to other
reports ([1], [2]) kernel 4.1.x is affected as well, and other SoCs like
Q
On Tue, Mar 22, 2016 at 12:02:57AM +0100, Matthias Schiffer wrote:
> Hi,
> we're experiencing weird nondeterministic hangs during bootconsole/console
> handover on some ath79 systems on OpenWrt. I've seen this issue myself on
> kernel 3.18.23~3.18.27 on a AR7241-based system, but according to other
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