Remove support for RTEMS_SCHEDSIM?

[Joel Sherrill]

On Fri, Feb 14, 2020 at 9:42 AM Sebastian Huber <
sebastian.huber at embedded-brains.de> wrote:

> On 14/02/2020 16:31, Joel Sherrill wrote:
>
>
>
> On Fri, Feb 14, 2020 at 9:04 AM Sebastian Huber <
> sebastian.huber at embedded-brains.de> wrote:
>
>> On 14/02/2020 15:42, Joel Sherrill wrote:
>>
>> > I guess it is time to kill it.
>>
>> I already have a smoking gun in my hands. I think it would be possible
>> to make it working again with some effort. However, it is quite easy to
>> add scheduler test scenarios in the RTEMS test suite itself, for example:
>>
>>
>> https://git.rtems.org/rtems/tree/testsuites/smptests/smpschededf02/init.c#n108
>
>
> The simulator allowed you to instance any number of cores in a system and
> reduce the testing to just the scheduling events -- no interrupts, no
> hardware,
> no device drivers, and native debug environment.
>
> You can easily construct a system with 2, 4, 8, 32, or 64 nodes with it.
> It is
> more flexible and really much simpler to debug with when developing a
> scheduler.
>
> Ok, this is difficult with real hardware. If there is a need, we can make
> it work again.
>

Yeah. This is why I wrote it. A 10 line script translated into 100s of
lines of test code
and was more painful to debug.

But we aren't writing schedulers like we were a few years ago.

--joel
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