Re: [edk2] Adding a memory region to GCD on AARCH64?

2016-06-27 Thread Achin Gupta
Hi Laszlo, On Thu, Jun 23, 2016 at 04:38:03PM +0200, Laszlo Ersek wrote: > On 06/23/16 16:19, Achin Gupta wrote: > > Hi Laszlo, > > > > On Wed, Jun 22, 2016 at 09:56:11PM +0200, Laszlo Ersek wrote: > >> On 06/22/16 20:53, Achin Gupta wrote: > >>> Hi All, > >>> > >>> I having some trouble trying

Re: [edk2] Adding a memory region to GCD on AARCH64?

2016-06-23 Thread Laszlo Ersek
On 06/23/16 16:19, Achin Gupta wrote: > Hi Laszlo, > > On Wed, Jun 22, 2016 at 09:56:11PM +0200, Laszlo Ersek wrote: >> On 06/22/16 20:53, Achin Gupta wrote: >>> Hi All, >>> >>> I having some trouble trying an experiment on the AARCH64 Base FVP with >>> UEFI and >>> ARM Trusted Firmware. There

Re: [edk2] Adding a memory region to GCD on AARCH64?

2016-06-23 Thread Achin Gupta
Hi Laszlo, On Wed, Jun 22, 2016 at 09:56:11PM +0200, Laszlo Ersek wrote: > On 06/22/16 20:53, Achin Gupta wrote: > > Hi All, > > > > I having some trouble trying an experiment on the AARCH64 Base FVP with > > UEFI and > > ARM Trusted Firmware. There is a buffer that is allocated by the latter in

Re: [edk2] Adding a memory region to GCD on AARCH64?

2016-06-22 Thread Laszlo Ersek
On 06/22/16 20:53, Achin Gupta wrote: > Hi All, > > I having some trouble trying an experiment on the AARCH64 Base FVP with UEFI > and > ARM Trusted Firmware. There is a buffer that is allocated by the latter in > DRAM > with TZC-400 attributes that allow non-secure access. Its extents are made

[edk2] Adding a memory region to GCD on AARCH64?

2016-06-22 Thread Achin Gupta
Hi All, I having some trouble trying an experiment on the AARCH64 Base FVP with UEFI and ARM Trusted Firmware. There is a buffer that is allocated by the latter in DRAM with TZC-400 attributes that allow non-secure access. Its extents are made available to a UEFI DXE driver through an SMC. AFAIU,