Re: [PATCH 0/7] arm: cache: cp15: don't map reserved region with no-map property

2020-10-09 Thread Ard Biesheuvel
On Fri, 9 Oct 2020 at 13:19, Patrick DELAUNAY wrote: > > Hi Ard, > > > From: Ard Biesheuvel > > Sent: mercredi 7 octobre 2020 12:27 > > > > On Tue, 6 Oct 2020 at 18:36, Patrick Delaunay > > wrote: > > > > > > > > > Hi, > > > > > > On STM32MP15x platform we can use OP-TEE, loaded in DDR in a regi

RE: [PATCH 0/7] arm: cache: cp15: don't map reserved region with no-map property

2020-10-09 Thread Patrick DELAUNAY
Hi Ard, > From: Ard Biesheuvel > Sent: mercredi 7 octobre 2020 12:27 > > On Tue, 6 Oct 2020 at 18:36, Patrick Delaunay > wrote: > > > > > > Hi, > > > > On STM32MP15x platform we can use OP-TEE, loaded in DDR in a region > > protected by a firewall. This region is reserved in device with "no-map

Re: [PATCH 0/7] arm: cache: cp15: don't map reserved region with no-map property

2020-10-07 Thread Ard Biesheuvel
On Tue, 6 Oct 2020 at 18:36, Patrick Delaunay wrote: > > > Hi, > > On STM32MP15x platform we can use OP-TEE, loaded in DDR in a region > protected by a firewall. This region is reserved in device with "no-map" > property. > > But sometime the platform boot failed in U-boot on a Cortex A7 access to