From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [edk2-devel] [edk2-platforms][PATCH V1 0/7] Fix ACPI Low Power Idle states for RD platforms To: Pranav Madhu ,devel@edk2.groups.io From: "Thomas Abraham" X-Originating-Location: Cambridge, England, GB (217.140.99.251) X-Originating-Platform: Windows Chrome 102 User-Agent: GROUPS.IO Web Poster MIME-Version: 1.0 Date: Sat, 11 Jun 2022 13:46:03 -0700 References: <20220609181955.3018033-1-pranav.madhu@arm.com> In-Reply-To: <20220609181955.3018033-1-pranav.madhu@arm.com> Message-ID: <20106.1654980363404827972@groups.io> Content-Type: multipart/alternative; boundary="q65NMPGRd1vG0L1r0hc7" --q65NMPGRd1vG0L1r0hc7 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Thu, Jun 9, 2022 at 11:20 AM, Pranav Madhu wrote: >=20 > The DSDT ACPI table used for Neoverse reference design platforms include > the _LPI control method for the kernel to enter idle states. This patch > series fixes bugs in the existing _LPI control method due to which > certain high level OS failed to boot on the supported Neoverse reference > design platforms. For each platform, the fixes include - clearing level > ID value as the platform supports only platform co-ordinated _LPI and > removing residency counter frequency as the platform does not implement > residency counter. >=20 > In addition to this, the RD-N2 and RD-N2-Cfg1 platforms are direct > connect platforms and so the _LPI control method for cluster is removed. >=20 > Link to github branch with the patches in this series - > https://github.com/Pranav-Madhu/edk2-platforms/tree/topics/lpi_fix_for_rd= =3D >=20 > _platforms >=20 > Pranav Madhu (7): > Platform/Sgi: Fix ACPI Low Power Idle states for SGI575 > Platform/Sgi: Fix ACPI Low Power Idle states for RD-N1-Edge > Platform/Sgi: Fix ACPI Low Power Idle states for RD-N1-Edge-X2 > Platform/Sgi: Fix ACPI Low Power Idle states for RD-V1 > Platform/Sgi: Fix ACPI Low Power Idle states for RD-V1-MC > Platform/Sgi: Fix ACPI Low Power Idle states for RD-N2 > Platform/Sgi: Fix ACPI Low Power Idle states for RD-N2-Cfg1 >=20 > Platform/ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl | 8 +- > Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2/Dsdt.asl | 8 +- > Platform/ARM/SgiPkg/AcpiTables/RdN2/Dsdt.asl | 78 +---------------=3D > ---- > Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1/Dsdt.asl | 54 +------------- > Platform/ARM/SgiPkg/AcpiTables/RdV1/Dsdt.asl | 8 +- > Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl | 8 +- > Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl | 8 +- > 7 files changed, 28 insertions(+), 144 deletions(-) >=20 >=20 For this series - Reviewed-by: Thomas Abraham --q65NMPGRd1vG0L1r0hc7 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Thu, Jun 9, 2022 at 11:20 AM, Pranav Madhu wrote:
The DSDT ACPI table used for Neoverse reference design platform= s include
the _LPI control method for the kernel to enter idle states.= This patch
series fixes bugs in the existing _LPI control method due = to which
certain high level OS failed to boot on the supported Neovers= e reference
design platforms. For each platform, the fixes include - c= learing level
ID value as the platform supports only platform co-ordin= ated _LPI and
removing residency counter frequency as the platform doe= s not implement
residency counter.

In addition to this, the= RD-N2 and RD-N2-Cfg1 platforms are direct
connect platforms and so th= e _LPI control method for cluster is removed.

Link to github bra= nch with the patches in this series -
https://github.com/Pranav-Madhu/edk2-platforms/tree/topics= /lpi_fix_for_rd=3D
_platforms

Pranav Madhu (7):
Pl= atform/Sgi: Fix ACPI Low Power Idle states for SGI575
Platform/Sgi: Fi= x ACPI Low Power Idle states for RD-N1-Edge
Platform/Sgi: Fix ACPI Low= Power Idle states for RD-N1-Edge-X2
Platform/Sgi: Fix ACPI Low Power = Idle states for RD-V1
Platform/Sgi: Fix ACPI Low Power Idle states for= RD-V1-MC
Platform/Sgi: Fix ACPI Low Power Idle states for RD-N2
= Platform/Sgi: Fix ACPI Low Power Idle states for RD-N2-Cfg1

Plat= form/ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl | 8 +-
Platform/ARM/SgiPk= g/AcpiTables/RdN1EdgeX2/Dsdt.asl | 8 +-
Platform/ARM/SgiPkg/AcpiTables= /RdN2/Dsdt.asl | 78 +---------------=3D
----
Platform/ARM/SgiPkg/= AcpiTables/RdN2Cfg1/Dsdt.asl | 54 +-------------
Platform/ARM/SgiPkg/A= cpiTables/RdV1/Dsdt.asl | 8 +-
Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/D= sdt.asl | 8 +-
Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl | 8 +-7 files changed, 28 insertions(+), 144 deletions(-)


For this series -
Reviewed-by: Thomas Abraham <thomas.abraham= @arm.com> --q65NMPGRd1vG0L1r0hc7--