Re: SGX Memory Reservation on SPR

["Haitao Huang" <haitao.huang@xxxxxxxxxxxxxxx>]

On Mon, 07 Aug 2023 08:33:09 -0500, Haitao Huang  
<haitao.huang@xxxxxxxxxxxxxxx> wrote:

> Hi Dave
> On Fri, 04 Aug 2023 16:06:50 -0500, Dave Hansen <dave.hansen@xxxxxxxxx>  
> wrote:
>
> > What choices do our end users have about how much EPC RAM to dedicate to
> > SGX on SPR systems?  I assume there's some ability to tweak to tweak it
> > in the BIOS.
>
> On one platform I know, BIOS provides choices from 256M to 256G,  
> doubling at each increment. This should depend on OEM/BIOS and available  
> total RAM configured.
Also the sizes configured above is per socket. So for this particular  
system with 2 sockets, total EPC can be configured up to 1024G

BR
Haitao