Running SPARC/LEON3 in TSIM-LEON3 simulator

[Jiri Gaisler]

On 6/11/21 12:37 PM, Đức Anh wrote:
> Hi Sebastian,
>
> Thank you. I didn't notice that.
>
> I recompile with SMP enabled, and the application doesn't run successfully in the TSIM-LEON3 simulator. Below is the error message:
>
>     Initializing and starting from 0x40000000
>
>       CPU 0 in error mode (tt=0x80, trap instruction)
>       (In trap table for tt=0x02, illegal instruction)
>           70150  40000020  91d02000   ta        0        start + 0x20
>
>
> The thing is, the same code will work if I compile with SMP disabled. When the SMP is enabled, the simulator will crash like above, even with the simple hello world application.
>
> Have anyone here run into a similar issue? Or do you know any other leon3 (or sparc) simulator that I can try?


You can try with sis:

sparc-rtem6-sis -leon3 -m 4 hello.exe

Should work without problems. For SMP, you need the '-m 4' switch to enable 4 cores ...

Jiri.


>
> Best regards,
> Duc Anh
>
> On Wed, 9 Jun 2021 at 18:46, Sebastian Huber <sebastian.huber at embedded-brains.de <mailto:sebastian.huber at embedded-brains.de>> wrote:
>
>     On 09/06/2021 18:39, Đức Anh wrote:
>     > - Is there a way to enable SMP for SPARC/LEON3 in RTEMS 6?
>
>     Just set "RTEMS_SMP = True" in your config.ini:
>
>     https://docs.rtems.org/branches/master/user/bld/index.html#migration-from-autoconf-automake <https://docs.rtems.org/branches/master/user/bld/index.html#migration-from-autoconf-automake>
>
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