On Tue, 12 Oct 2021 at 06:17, Abner Chang <abner.chang@hpe.com> wrote:
>
> Hi package maintainers,
>
> The review process of this patch set is almost done and please allow me to merge it because the corresponding changes on edk2-platform is also required to merge.
>
>
>
> Ard and Leif, do I need the Reviewed-by or Acked-by from either of you? Or I can just proceed the merge process as Ard has no problem with this patch set?
>
>
Hi Abner,
Where needed
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Feel free to merge it whenever convenient for you.
>
> From: gaoliming [
mailto:gaoliming@byosoft.com.cn]
> Sent: Monday, October 11, 2021 9:22 AM
> To: devel@edk2.groups.io; Chang, Abner (HPS SW/FW Technologist) <abner.chang@hpe.com>; ardb@kernel.org
> Cc: 'Ard Biesheuvel' <ardb+tianocore@kernel.org>; 'Leif Lindholm' <leif@nuviainc.com>; 'Sami Mujawar' <sami.mujawar@arm.com>; 'Jiewen Yao' <jiewen.yao@intel.com>; 'Jordan Justen' <jordan.l.justen@intel.com>; 'Gerd Hoffmann' <kraxel@redhat.com>; Schaefer,
Daniel <daniel.schaefer@hpe.com>; 'Sunil V L' <sunilvl@ventanamicro.com>; 'Zhiguang Liu' <zhiguang.liu@intel.com>; 'Michael D Kinney' <michael.d.kinney@intel.com>
> Subject: 回复: [edk2-devel] [PATCH V3 00/12] Migrate ArmVirtPkg modules to OvmfPkg
>
>
>
> The change in MdePkg is good to me. Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
>
>
>
> 发件人: devel@edk2.groups.io <devel@edk2.groups.io> 代表 Abner Chang
> 发送时间: 2021年10月8日 11:39
> 收件人: devel@edk2.groups.io; gaoliming@byosoft.com.cn; ardb@kernel.org
> 抄送: 'Ard Biesheuvel' <ardb+tianocore@kernel.org>; 'Leif Lindholm' <leif@nuviainc.com>; 'Sami Mujawar' <sami.mujawar@arm.com>; 'Jiewen Yao' <jiewen.yao@intel.com>; 'Jordan Justen' <jordan.l.justen@intel.com>; 'Gerd Hoffmann' <kraxel@redhat.com>; Schaefer,
Daniel <daniel.schaefer@hpe.com>; 'Sunil V L' <sunilvl@ventanamicro.com>; 'Zhiguang Liu' <zhiguang.liu@intel.com>; 'Michael D Kinney' <michael.d.kinney@intel.com>
> 主题: Re: [edk2-devel] [PATCH V3 00/12] Migrate ArmVirtPkg modules to OvmfPkg
>
>
>
> Thanks Liming, could you please also give the reviewed-by.
>
>
>
> Hi Ard, also need your reviewed-by for ArmPkg. Then this changes could be upstream and finished.
>
> Thanks
>
> Abner
>
>
>
>
>
> From: devel@edk2.groups.io [
mailto:devel@edk2.groups.io] On Behalf Of gaoliming
> Sent: Friday, October 8, 2021 11:14 AM
> To: Chang, Abner (HPS SW/FW Technologist) <abner.chang@hpe.com>; 'edk2-devel-groups-io' <devel@edk2.groups.io>; ardb@kernel.org
> Cc: 'Ard Biesheuvel' <ardb+tianocore@kernel.org>; 'Leif Lindholm' <leif@nuviainc.com>; 'Sami Mujawar' <sami.mujawar@arm.com>; 'Jiewen Yao' <jiewen.yao@intel.com>; 'Jordan Justen' <jordan.l.justen@intel.com>; 'Gerd Hoffmann' <kraxel@redhat.com>; Schaefer,
Daniel <daniel.schaefer@hpe.com>; 'Sunil V L' <sunilvl@ventanamicro.com>; 'Zhiguang Liu' <zhiguang.liu@intel.com>; 'Michael D Kinney' <michael.d.kinney@intel.com>
> Subject: 回复: [edk2-devel] [PATCH V3 00/12] Migrate ArmVirtPkg modules to OvmfPkg
>
>
>
> Ard and Abner:
>
> I am OK to add these three PCDs PcdPciMmio32Translation, PcdPciMmio64Translation, PcdPciIoTranslation to MdePkg.
>
>
>
> Thanks
>
> Liming
>
> 发件人: Chang, Abner (HPS SW/FW Technologist) <abner.chang@hpe.com>
> 发送时间: 2021年10月6日 17:27
> 收件人: edk2-devel-groups-io <devel@edk2.groups.io>; ardb@kernel.org; Chang, Abner (HPS SW/FW Technologist) <abner.chang@hpe.com>
> 抄送: Ard Biesheuvel <ardb+tianocore@kernel.org>; Leif Lindholm <leif@nuviainc.com>; Sami Mujawar <sami.mujawar@arm.com>; Jiewen Yao <jiewen.yao@intel.com>; Jordan Justen <jordan.l.justen@intel.com>; Gerd Hoffmann <kraxel@redhat.com>; Schaefer, Daniel <daniel.schaefer@hpe.com>;
Sunil V L <sunilvl@ventanamicro.com>; Liming Gao <gaoliming@byosoft.com.cn>; Zhiguang Liu <zhiguang.liu@intel.com>; Michael D Kinney <michael.d.kinney@intel.com>
> 主题: Re: [edk2-devel] [PATCH V3 00/12] Migrate ArmVirtPkg modules to OvmfPkg
>
>
>
> Hi Ard,
>
> I realized there is a problem if we duplicate ArmPkg defined PCD to under OvmfPkg (e.g. PcdPciIoTranslate PCD) when I was duplicating this PCD to OvmfPkg.
>
> FdtPciProducerLib is relocated to OvmfPkg/Fdt and uses PcdPciIoTranslate PCD declared with OvmfPkg namespace. FdtPciProducerLib is also used by both ArmVirtPkg and RiscVVirtPkg.
>
> ArmVirtPkg uses ArmPciCpuIoDxe provided by ArmPkg however PcdPciIoTranslate used by ArmPciCpuIoDxe is declared with ArmPkg namespace.
>
> I think this results in the problem because PcdPciIoTranslate(s) that are referred by ArmPkg and ArmVirtPkg come from two different namespaces, right? Unless ArmPciCpuIoDxe uses the one declared in OvmfPkg, but I don't think we want to do this.
>
> Thought? Otherwise, we should still keep the original patch that relocates these PCDs under MdePkg.
>
>
>
> Thanks
>
> Abner
>
>
>
>
>
> ________________________________
>
> From: devel@edk2.groups.io <devel@edk2.groups.io> on behalf of Abner Chang <abner.chang@hpe.com>
> Sent: Tuesday, October 5, 2021 11:00 PM
> To: edk2-devel-groups-io <devel@edk2.groups.io>; ardb@kernel.org <ardb@kernel.org>
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>; Leif Lindholm <leif@nuviainc.com>; Sami Mujawar <sami.mujawar@arm.com>; Jiewen Yao <jiewen.yao@intel.com>; Jordan Justen <jordan.l.justen@intel.com>; Gerd Hoffmann <kraxel@redhat.com>; Schaefer, Daniel <daniel.schaefer@hpe.com>;
Sunil V L <sunilvl@ventanamicro.com>; Liming Gao <gaoliming@byosoft.com.cn>; Zhiguang Liu <zhiguang.liu@intel.com>; Michael D Kinney <michael.d.kinney@intel.com>
> Subject: Re: [edk2-devel] [PATCH V3 00/12] Migrate ArmVirtPkg modules to OvmfPkg
>
>
>
> Hi Ard,
>
> This way reduces the impact of MdePkg. We can try it.
>
>
>
> Thanks
>
> Abner
>
>
>
> ________________________________
>
> From: devel@edk2.groups.io <devel@edk2.groups.io> on behalf of Ard Biesheuvel <ardb@kernel.org>
> Sent: Tuesday, October 5, 2021 5:30 PM
> To: edk2-devel-groups-io <devel@edk2.groups.io>; Chang, Abner (HPS SW/FW Technologist) <abner.chang@hpe.com>
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>; Leif Lindholm <leif@nuviainc.com>; Sami Mujawar <sami.mujawar@arm.com>; Jiewen Yao <jiewen.yao@intel.com>; Jordan Justen <jordan.l.justen@intel.com>; Gerd Hoffmann <kraxel@redhat.com>; Schaefer, Daniel <daniel.schaefer@hpe.com>;
Sunil V L <sunilvl@ventanamicro.com>; Liming Gao <gaoliming@byosoft.com.cn>; Zhiguang Liu <zhiguang.liu@intel.com>; Michael D Kinney <michael.d.kinney@intel.com>
> Subject: Re: [edk2-devel] [PATCH V3 00/12] Migrate ArmVirtPkg modules to OvmfPkg
>
>
>
> On Thu, 30 Sept 2021 at 03:43, Abner Chang <abner.chang@hpe.com> wrote:
> >
> > In V3: Address comments on V2.
> > In V2: Remove HPE license on the files that just moved around or
> > the changes in the file are just code removal.
> >
> > edk2 BZ #: 3665
> > edk2 platform corresponding changes will be submitted after
> > this pactch set is reviewed.
> >
> > This pacthes set is to migrate some modules from ArmVirtPkg
> > to under OvmfPkg for the upcoming RiscVVirtPkg that can leverage
> > those modules without the dependency with Arm*Pkg.
> >
> > The modules moved from ArmVirtPkg to OvmfPkg are,
> > - FdtClientDxe
> > - PciPcdProducerLib
> > - HighMemDxe
> > - QemuFwCfgLib
> > - FdtPciHostBridgeLib
> > - VirtioFdtDxe
> >
> > Below PCDs are moved to under MdePkg and leverage by RiscVVirtPkg.
> > This change also remove the dependency on ArmPkg of OvmfPkg.
> > - PcdPciIoTranslation
> > - PcdPciIoTranslation
> > - PcdPciMmio32(64)Translation
> >
> > Signed-off-by: Abner Chang <abner.chang@hpe.com>
> > Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
> > Cc: Leif Lindholm <leif@nuviainc.com>
> > Cc: Sami Mujawar <sami.mujawar@arm.com>
> > Cc: Jiewen Yao <jiewen.yao@intel.com>
> > Cc: Jordan Justen <jordan.l.justen@intel.com>
> > Cc: Gerd Hoffmann <kraxel@redhat.com>
> > Cc: Daniel Schaefer <daniel.schaefer@hpe.com>
> > Cc: Sunil V L <sunilvl@ventanamicro.com>
> > Cc: Liming Gao <gaoliming@byosoft.com.cn>
> > Cc: Zhiguang Liu <zhiguang.liu@intel.com>
> > Cc: Michael D Kinney <michael.d.kinney@intel.com>
> >
> > Abner Chang (12):
> > ArmVirtPkg/FdtClintDxe: Move FdtClientDxe to EmbeddedPkg
> > MdePkg: Add PcdPciIoTranslation PCD
> > ArmPkg: Use PcdPciIoTranslation PCD from MdePkg
> > ArmVirtPkg/FdtPciPcdProducerLib: Relocate PciPcdProducerLib to OvmfPkg
> > ArmVirtPkg/HighMemDxe: Relocate HighMemDxe to OvmfPkg
> > OvmfPkg/HighMemDxe: Add RISC-V in the supported arch.
> > ArmVirtPkg/QemuFwCfgLib: Relocate QemuFwCfgLib to OvmfPkg
> > OvmfPkg/QemuFwCfgLibMMIO: Add RISC-V arch support
> > MdePkg: Add PcdPciMmio32(64)Translation PCDs
> > ArmVirtPkg/FdtPciHostBridgeLib: Relocate FdtPciHostBridgeLib to
> > OvmfPkg/Fdt
> > OvmfPkg/FdtPciHostBridgeLib: Add RISC-V in the supported arch.
> > ArmVirtPkg/VirtioFdtDxe: Relocate VirtioFdtDxe to OvmfPkg/Fdt
> >
>
> Hello all,
>
> These patches look ok to me, but I wonder if the MdePkg maintainers
> are happy taking these PCD declaration changes. Translations for PCIe
> are typically defined per host bridge, and I would rather move away
> from using PCDs for this entirely than 'promote' them by carrying them
> in MdePkg.
>
> As this issue is somewhat orthogonal to what Abner is trying to fix,
> perhaps it is better to avoid MdePkg changes for now, and just
> duplicate these PCDs into OvmfPkg. This is reasonable, given that we
> know that QEMU only exposes a single host bridge.
>
> The one in ArmPkg can hopefully be removed and replaced with something
> that is more appropriate.
>
>
> > ArmPkg/ArmPkg.dec | 15 ++++++--------
> > ArmVirtPkg/ArmVirtPkg.dec | 3 ---
> > EmbeddedPkg/EmbeddedPkg.dec | 1 +
> > MdePkg/MdePkg.dec | 12 +++++++++++
> > ArmVirtPkg/ArmVirtCloudHv.dsc | 18 ++++++++---------
> > ArmVirtPkg/ArmVirtKvmTool.dsc | 18 ++++++++---------
> > ArmVirtPkg/ArmVirtQemu.dsc | 20 +++++++++----------
> > ArmVirtPkg/ArmVirtQemuKernel.dsc | 20 +++++++++----------
> > ArmVirtPkg/ArmVirtXen.dsc | 2 +-
> > EmbeddedPkg/EmbeddedPkg.dsc | 1 +
> > ArmVirtPkg/ArmVirtCloudHv.fdf | 6 +++---
> > ArmVirtPkg/ArmVirtKvmTool.fdf | 6 +++---
> > ArmVirtPkg/ArmVirtXen.fdf | 2 +-
> > ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc | 6 +++---
> > .../ArmPciCpuIo2Dxe/ArmPciCpuIo2Dxe.inf | 2 +-
> > .../ArmVirtGicArchLib/ArmVirtGicArchLib.inf | 1 +
> > .../ArmVirtPL031FdtClientLib.inf | 1 +
> > .../ArmVirtPsciResetSystemLib.inf | 1 +
> > .../ArmVirtTimerFdtClientLib.inf | 1 +
> > .../KvmtoolRtcFdtClientLib.inf | 1 +
> > .../NorFlashKvmtoolLib/NorFlashKvmtoolLib.inf | 1 +
> > .../NorFlashQemuLib/NorFlashQemuLib.inf | 1 +
> > .../XenAcpiPlatformDxe/XenAcpiPlatformDxe.inf | 1 +
> > ArmVirtPkg/XenioFdtDxe/XenioFdtDxe.inf | 1 +
> > .../Drivers}/FdtClientDxe/FdtClientDxe.inf | 1 -
> > .../FdtPciHostBridgeLib.inf | 11 +++++-----
> > .../FdtPciPcdProducerLib.inf | 5 ++---
> > .../Fdt}/HighMemDxe/HighMemDxe.inf | 7 ++++---
> > .../Fdt}/VirtioFdtDxe/VirtioFdtDxe.inf | 2 +-
> > .../Library/QemuFwCfgLib/QemuFwCfgLibMmio.inf | 6 +++---
> > .../Include/Protocol/FdtClient.h | 0
> > .../Drivers}/FdtClientDxe/FdtClientDxe.c | 0
> > .../FdtPciHostBridgeLib/FdtPciHostBridgeLib.c | 0
> > .../FdtPciPcdProducerLib.c | 0
> > .../Fdt}/HighMemDxe/HighMemDxe.c | 3 ++-
> > .../Fdt}/VirtioFdtDxe/VirtioFdtDxe.c | 0
> > .../Library/QemuFwCfgLib/QemuFwCfgLibMmio.c | 7 ++++---
> > Maintainers.txt | 6 ++++++
> > 38 files changed, 106 insertions(+), 83 deletions(-)
> > rename {ArmVirtPkg => EmbeddedPkg/Drivers}/FdtClientDxe/FdtClientDxe.inf (92%)
> > rename {ArmVirtPkg/Library => OvmfPkg/Fdt}/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf (77%)
> > rename {ArmVirtPkg/Library => OvmfPkg/Fdt}/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf (87%)
> > rename {ArmVirtPkg => OvmfPkg/Fdt}/HighMemDxe/HighMemDxe.inf (83%)
> > rename {ArmVirtPkg => OvmfPkg/Fdt}/VirtioFdtDxe/VirtioFdtDxe.inf (92%)
> > rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf => OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.inf (86%)
> > rename {ArmVirtPkg => EmbeddedPkg}/Include/Protocol/FdtClient.h (100%)
> > rename {ArmVirtPkg => EmbeddedPkg/Drivers}/FdtClientDxe/FdtClientDxe.c (100%)
> > rename {ArmVirtPkg/Library => OvmfPkg/Fdt}/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c (100%)
> > rename {ArmVirtPkg/Library => OvmfPkg/Fdt}/FdtPciPcdProducerLib/FdtPciPcdProducerLib.c (100%)
> > rename {ArmVirtPkg => OvmfPkg/Fdt}/HighMemDxe/HighMemDxe.c (95%)
> > rename {ArmVirtPkg => OvmfPkg/Fdt}/VirtioFdtDxe/VirtioFdtDxe.c (100%)
> > rename ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c => OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibMmio.c (93%)
> >
> > --
> > 2.17.1
> >
> >
> >
> >
> >
> >
>