On AArch64 SoCs, some IPs may only have the capability to access
32 bits address space. The physical memory assigned for Dom0 maybe
not in 4GB address space, then the IPs will not work properly.
So need to allocate memory under 4GB for Dom0.
There is no restriction that how much lowmem needs to be
Hello Peng,
On 22/09/16 10:16, Peng Fan wrote:
On AArch64 SoCs, some IPs may only have the capability to access
32 bits address space. The physical memory assigned for Dom0 maybe
not in 4GB address space, then the IPs will not work properly.
So need to allocate memory under 4GB for Dom0.
There
On Thu, Sep 22, 2016 at 04:23:05PM +0100, Julien Grall wrote:
>Hello Peng,
>
>On 22/09/16 10:16, Peng Fan wrote:
>>On AArch64 SoCs, some IPs may only have the capability to access
>>32 bits address space. The physical memory assigned for Dom0 maybe
>>not in 4GB address space, then the IPs will not