Re: [edk2-devel] [edk2][PATCH v2 1/2] MdeModulePkg: PcdAcpiExposedTableVersions default for Arm64 platforms

["Laszlo Ersek" <lersek@redhat.com>]

On 04/21/20 06:56, Bi, Dandan wrote:
> Hi Laszlo,
> 
> I think it should be Ok.
> But if can get ACK/R-B from the maintainer of MdeModulePkg, that would be better, which follows process more.

Yes, I agree, but Jian and Hao are not responding. Could you poke them
internally at Intel, please?

Thanks
Laszlo

> 
> 
> Thanks,
> Dandan
>> -----Original Message-----
>> From: Laszlo Ersek [mailto:lersek@redhat.com]
>> Sent: Monday, April 20, 2020 8:15 PM
>> To: Bi, Dandan <dandan.bi@intel.com>
>> Cc: devel@edk2.groups.io; samer.el-haj-mahmoud@arm.com; Wang, Jian J
>> <jian.j.wang@intel.com>; Wu, Hao A <hao.a.wu@intel.com>; Gao, Liming
>> <liming.gao@intel.com>; Leif Lindholm <leif@nuviainc.com>; Ard Biesheuvel
>> <Ard.Biesheuvel@arm.com>; nd <nd@arm.com>;
>> samer@elhajmahmoud.com
>> Subject: Re: [edk2-devel] [edk2][PATCH v2 1/2] MdeModulePkg:
>> PcdAcpiExposedTableVersions default for Arm64 platforms
>>
>> Dandan,
>>
>> On 04/18/20 17:14, Samer El-Haj-Mahmoud wrote:
>>> Jian, Hao,
>>>
>>> Can you please push this simple patch? It has been reviewed a while ago
>> and ready to be committed.
>>
>> should we consider your R-b on the first patch sufficient for pushing?
>>
>> You are marked as "R" for "MdeModulePkg: ACPI modules", but technically
>> speaking, "MdeModulePkg.dec" needs an ACK from either Jian or Hao.
>>
>> Content-wise, your approval looks sufficient, but I don't want to assume.
>> Please confirm.
>>
>> Thank
>> Laszlo
>>
>>>> -----Original Message-----
>>>> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of
>> Samer
>>>> El- Haj-Mahmoud via groups.io
>>>> Sent: Friday, April 10, 2020 11:29 AM
>>>> To: devel@edk2.groups.io
>>>> Cc: Dandan Bi <dandan.bi@intel.com>; Liming Gao
>>>> <liming.gao@intel.com>; Jian J Wang <jian.j.wang@intel.com>; Hao A Wu
>>>> <hao.a.wu@intel.com>; Leif Lindholm <leif@nuviainc.com>; Ard
>>>> Biesheuvel <Ard.Biesheuvel@arm.com>
>>>> Subject: [edk2-devel] [edk2][PATCH v2 1/2] MdeModulePkg:
>>>> PcdAcpiExposedTableVersions default for Arm64 platforms
>>>>
>>>> Set the default value of PcdAcpiExposedTableVersions for Aarch64
>>>> platforms to 0x20. Previously, the default was set to 0x3E for all
>>>> platforms. The new value removes ACPI 1.0b compatability, which
>>>> forces the use of XSDT 64-bit pointer, as required by Arm SBBR
>> specification.
>>>> This also resolves an error reported by acpiview command, as seen on
>>>> the RPi (see https://github.com/pftf/RPi4/issues/25).
>>>>
>>>> Cc: Dandan Bi <dandan.bi@intel.com>
>>>> Cc: Liming Gao <liming.gao@intel.com>
>>>> Cc: Jian J Wang <jian.j.wang@intel.com>
>>>> Cc: Hao A Wu <hao.a.wu@intel.com>
>>>> Cc: Leif Lindholm <leif@nuviainc.com>
>>>> Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
>>>>
>>>> Signed-off-by: Samer El-Haj-Mahmoud <samer@elhajmahmoud.com>
>>>> Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
>>>> Reviewed-by: Dandan Bi <dandan.bi@intel.com>
>>>> ---
>>>>  MdeModulePkg/MdeModulePkg.dec | 3 +++
>>>>  1 file changed, 3 insertions(+)
>>>>
>>>> diff --git a/MdeModulePkg/MdeModulePkg.dec
>>>> b/MdeModulePkg/MdeModulePkg.dec index
>> 497574cb0870..fac16f262cf8
>>>> 100644
>>>> --- a/MdeModulePkg/MdeModulePkg.dec
>>>> +++ b/MdeModulePkg/MdeModulePkg.dec
>>>> @@ -1548,6 +1548,9 @@
>>>>    # @Prompt Console Output Row of Text Setup
>>>>
>>>>
>> gEfiMdeModulePkgTokenSpaceGuid.PcdSetupConOutRow|25|UINT32|0x40
>> 000
>>>> 00e
>>>>
>>>> +[PcdsFixedAtBuild.AARCH64, PcdsPatchableInModule.AARCH64]
>>>> +
>>>>
>> +gEfiMdeModulePkgTokenSpaceGuid.PcdAcpiExposedTableVersions|0x20|
>> UINT
>>>> 32|
>>>> +0x0001004c
>>>> +
>>>>  [PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic,
>> PcdsDynamicEx]
>>>>    ## UART clock frequency is for the baud rate configuration.
>>>>    # @Prompt Serial Port Clock Rate.
>>>> --
>>>> 2.17.1
>>>>
>>>>
>>>>
>>>
>>>
>>> 
>>>
>