Reviewed-by: Jiewen Yao <jiewen....@intel.com> > -----Original Message----- > From: Gerd Hoffmann <kra...@redhat.com> > Sent: Tuesday, November 9, 2021 3:00 PM > To: Xu, Min M <min.m...@intel.com> > Cc: devel@edk2.groups.io; Ard Biesheuvel <ardb+tianoc...@kernel.org>; Justen, > Jordan L <jordan.l.jus...@intel.com>; Brijesh Singh <brijesh.si...@amd.com>; > Erdem Aktas <erdemak...@google.com>; James Bottomley > <j...@linux.ibm.com>; Yao, Jiewen <jiewen....@intel.com>; Tom Lendacky > <thomas.lenda...@amd.com>; Dong, Eric <eric.d...@intel.com>; Ni, Ray > <ray...@intel.com> > Subject: Re: [PATCH V3 0/3] Rename XenTimerDxe to LocalApicTimerDxe > > On Mon, Nov 08, 2021 at 02:07:57PM +0800, Min Xu wrote: > > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3711 > > > > XenTimerDxe is a local Apic timer driver and it has nothing to do > > with Xen. So rename it to LocalApicTimerDxe. > > > > After renaming, LocalApicTimerDxe is used in OvmfPkg if CSM_ENABLE=FALSE. > > Otherwise 8254 timer is used. > > > > Since LocalApicTimerDxe doesn't depend on OvmfPkg, so it is moved to > > UefiCpuPkg. > > > > Patch #1: > > Rename XenTimerDxe to LocalApicTimerDxe > > > > Patch #2: > > Switch timer in build time for OvmfPkg. If CSM_ENABLE=TRUE, 8254 timer > > is used, otherwise the timer is LocalApicTimerDxe. > > > > Patch #3: > > Move LocalApicTimerDxe from OvmfPkg to UefiCpuPkg. > > > > Code at: https://github.com/mxu9/edk2/tree/ovmf_lapic_timer.v3 > > > > v3 changes: > > - Move LocalApicTimerDxe to UefiCpuPkg > > - Fix the errors in v2 patch-1 that OvmfXen.dsc / .fdf and > > MicrovmX64.dsc / .fdf are not updated for new name. > > - Add XenTimerDxe reviewers. > > > > v2 changes: > > - Add gEfiMdePkgTokenSpaceGuid.PcdFSBClock in *.dsc > > > > Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org> > > Cc: Jordan Justen <jordan.l.jus...@intel.com> > > Cc: Brijesh Singh <brijesh.si...@amd.com> > > Cc: Erdem Aktas <erdemak...@google.com> > > Cc: James Bottomley <j...@linux.ibm.com> > > Cc: Jiewen Yao <jiewen....@intel.com> > > Cc: Tom Lendacky <thomas.lenda...@amd.com> > > Cc: Gerd Hoffmann <kra...@redhat.com> > > Cc: Eric Dong <eric.d...@intel.com> > > Cc: Ray Ni <ray...@intel.com> > > Signed-off-by: Min Xu <min.m...@intel.com> > > Reviewed-by: Gerd Hoffmann <kra...@redhat.com>
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