From nobody Sun Feb 8 12:58:30 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+88722+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+88722+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=linux.microsoft.com ARC-Seal: i=1; a=rsa-sha256; t=1649710724; cv=none; d=zohomail.com; s=zohoarc; b=K24jOurCVnLbrjJQAULnFyHkz20UVV08m5R9zlFA+ASLvz8ZddUYyRpwdSPsQ0QpafRFjP+PY1uNsdeagbiux9efQtV19UV5F2l3oFM937vREDNDFNxZ9kyAOpL6v9RoSC1sFBW75z7praIUCCVo8EkI+MEzMSxXTqxya/mHtWw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1649710724; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=/Uitq6yyJcmzprYFV510JhfbNrBlm2hqaaDMUppuv74=; b=AUWN92xesFqunzXgsm3uu3yKbkP0eGsfqcwsCUCSnsVJQEE37dzT/TBNkCDM6w0BYEVmaX2GWYjm5u9m4I6SCf3FvSKrheig3zZLPWX+1JOJGO4Czl6ZoRQOc79Nyp25TUr41H+E8e+QMWKzHmabTDLEEX7xDy0yneim+2jZcVg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+88722+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1649710724658499.41170334938624; Mon, 11 Apr 2022 13:58:44 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id smrXYY1788612xryd8Z3mnrx; Mon, 11 Apr 2022 13:58:44 -0700 X-Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mx.groups.io with SMTP id smtpd.web12.2915.1649710723529608635 for ; Mon, 11 Apr 2022 13:58:43 -0700 X-Received: from localhost.localdomain (unknown [47.201.46.36]) by linux.microsoft.com (Postfix) with ESMTPSA id 412A520B9CF0; Mon, 11 Apr 2022 13:58:42 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 412A520B9CF0 From: "Michael Kubacki" To: devel@edk2.groups.io Cc: Chasel Chiu , Nate DeSimone , Liming Gao , Eric Dong Subject: [edk2-devel] [edk2-platforms][PATCH v1 1/3] MinPlatformPkg: Add FADT duty offset and duty width PCDs Date: Mon, 11 Apr 2022 16:58:11 -0400 Message-Id: <20220411205813.2908-2-mikuback@linux.microsoft.com> In-Reply-To: <20220411205813.2908-1-mikuback@linux.microsoft.com> References: <20220411205813.2908-1-mikuback@linux.microsoft.com> MIME-Version: 1.0 Precedence: Bulk List-Unsubscribe: List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,mikuback@linux.microsoft.com X-Gm-Message-State: O5wiUC3m3dgxYgYFcHcoq2Aax1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1649710724; bh=N9cQ3GVwOwjXlwCGUlLPDUGwvBZTjN7L4OH3OYWqwTA=; h=Cc:Date:From:Reply-To:Subject:To; b=J/KlmpRy211YdxzAFOsbO0aRjiShD2uhh72aRJYE6mOXjAFAJqFJ4gF3izaruaCTf29 KpuQrimIu6GoBK3ofkBHSQDuqdSA9tG6xmrgBfaOc/vUxrx3GZYq04vKSxlkn2rMJThMb 5QCVElKMXilH1MrhuqRTVNrB580RcsTdPbk= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1649710725987100001 Content-Type: text/plain; charset="utf-8" From: Michael Kubacki REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3D3543 Adds new PCDs to allow the duty width and duty offset values in the FADT to be customized during package integration. Cc: Chasel Chiu Cc: Nate DeSimone Cc: Liming Gao Cc: Eric Dong Signed-off-by: Michael Kubacki --- Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec b/Platform/In= tel/MinPlatformPkg/MinPlatformPkg.dec index e38617ce20fd..22f371ee1ec8 100644 --- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec +++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec @@ -115,6 +115,21 @@ [PcdsFixedAtBuild, PcdsPatchableInModule] gMinPlatformPkgTokenSpaceGuid.PcdFadtPreferredPmProfile|0x02|UINT8|0x900= 00025 gMinPlatformPkgTokenSpaceGuid.PcdFadtIaPcBootArch|0x0001|UINT16|0x900000= 26 gMinPlatformPkgTokenSpaceGuid.PcdFadtFlags|0x000086A5|UINT32|0x90000027 + # + # FADT Duty Offset - The zero-based index of where the processor's duty = cycle + # setting is within the processor's P_CNT register. + # + gMinPlatformPkgTokenSpaceGuid.PcdFadtDutyOffset|0x01|UINT8|0x90000028 + # + # FADT Duty Width - The bit width of the processor's duty cycle setting = value in the P_CNT + # register. Each processor's duty cycle setting allows the software to s= elect a nominal + # processor frequency below its absolute frequency. A duty width value o= f zero indicates + # the processor continuously runs at its base frequency. + # + # For more details about how the frequency is calculated, refer to the F= ixed ACPI Description + # Table (FADT) section of the ACPI Specification. + # + gMinPlatformPkgTokenSpaceGuid.PcdFadtDutyWidth|0x00|UINT8|0x90000029 =20 gMinPlatformPkgTokenSpaceGuid.PcdPlatformEfiAcpiReclaimMemorySize|0x65|U= INT32|0x20000500 gMinPlatformPkgTokenSpaceGuid.PcdPlatformEfiAcpiNvsMemorySize|0x30|UINT3= 2|0x20000501 --=20 2.28.0.windows.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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