leon3 broken for hello
daniel at gaisler.com
Mon Feb 24 09:51:30 UTC 2014
On 02/23/2014 10:50 AM, Sebastian Huber wrote:
> On 02/22/2014 11:56 PM, Joel Sherrill wrote:
>> On Feb 22, 2014 4:27 PM, Daniel Hellstrom<daniel at gaisler.com> wrote:
>>> >I guess the quick fix until its sorted out would be to depend on GPTIMER.timer0 (system clock timer) and remove the AMBA scanning. If Sebastian requires more accuracy he could add a read to
>>> the prescaler counter too. Of course, if an IRQ is received inbetween or a wraparound happens the value could not be trusted, however I believe a loop could be added that compares values between
>>> register reads...
>>> >Joel, would you like me to propose a temporary patch?
>> Please. This has had us stopped dead since it was merged.
> For a quick fix you can comment out leon3_cpu_counter_initialize() in bsp_start().
Ok, then that's the temporary fix.
>> As far as I am concerned it can be committed since it fixes a breakage. When Sebastian has a working solution, we can test that.
> I would have helped if someone tried to answer my questions. I will send a patch on Monday that hopefully satisfies everyone.
I will focus on answering your email instead. It might be hard to satisfy everyone though, I'm not convinced what to do in this case my self at the moment.
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