Re: #customboard #defconfig #supervisormode #defconfig #customboard #supervisormode


Sathya Narayanan N <sathya281@...>
 

Hi Andrew,

Thanks a lot. Sorry for the trouble.


On Thursday, October 18, 2018, Boie, Andrew P <andrew.p.boie@...> wrote:
> What RISC-V calls "machine mode" is what the Zephyr documentation refers to as "supervisor" or "privileged" mode.
>
> You don't need to do anything.
>
>  
>
> Andrew
>
>  
>
> From: users@... [mailto:users@...] On Behalf Of Mani Sadhasivam
> Sent: Wednesday, October 17, 2018 9:46 PM
> To: users@...
> Subject: Re: [Zephyr-users] #customboard #defconfig #supervisormode
>
>  
>
> It seems to be the case that this collides with some RISC-V specific term?
>
> That's right! In RISC-V terms, Machine mode has access to all system resources and is the
> mandatory mode to implement. Supervisor mode has a different usage model, which I guess
> used for virtualization. 
>
--
 regards,
Sathya  

 

Join users@lists.zephyrproject.org to automatically receive all group messages.