dts - linux,usable-memory

[Conor Dooley]

Hey,

On Wed, Aug 02, 2023 at 04:51:47PM +0300, Laurentiu-Cristian Duca wrote:
>   my name is laurentiu-cristian duca and i am an open-source enthusiast.
> lately i have tried to use the linux,usable-memory in the dts memory node
> and linux freezes.
>   if i use only reg, linux boots fine.
>   does anybody used linux,usable-memory and can you show a working example.
> 
>   here is what i tried
>         memory at 80000000 {
>                 device_type = "memory";
>                 reg = <0x0 0x80000000 0x0 0x700000>;
>                 //linux,usable-memory = <0x80000000 0x700000>;
>         };

What are you actually doing when you freeze? A normal boot? Kexec?
What hardware is this?
Are you using OpenSBI, and if so what version?
What version of the kernel is this?

Thanks,
Conor.
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