Hi Jan,
Great advice it helped me. Now we have a working root cell on our board.
Next step inmate cell.
Thanks,
Vladimir
On Thursday, October 11, 2018, Jan Kiszka <jan.kis...@siemens.com> wrote:
> On 11.10.18 16:14, Vladimir Neyelov wrote:
>
>> Hi Jan,
>>
>> .mem_regions = {
>>> {
>>> .phys_start = 0x80008000,
>>> .virt_start = 0x80008000,
>>> .size = 0x34DD000,
>>> .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
>>> JAILHOUSE_MEM_IO,
>>>
>>
>> This grants the root cell direct access to the GIC - not good...
>>>
>>
>> Do you mean - remove gic registers from memory regions ?
>>
>
> Yes. Those need to be handled by the hypervisor. That one is already
> ensuring the that GICC is mapped for the guest (to the GICV), but the GICD
> requires trapping. And GICH is surely no guest business.
>
> Jan
>
> --
> Siemens AG, Corporate Technology, CT RDA IOT SES-DE
> Corporate Competence Center Embedded Linux
>
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