From nobody Tue Feb 10 01:50:15 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+74955+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+74955+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=arm.com ARC-Seal: i=1; a=rsa-sha256; t=1620719260; cv=none; d=zohomail.com; s=zohoarc; b=Ds4Nj23AQDBgCFjuWbDBZuuZO/ilmn61wf4Jmdq/voa2XD4LBCLsQCgunX3p2saWlCtC+vHo8FeQMgB7U50o0WN6t7xP9WxmWgpwclicNvJ1pwGGNr690xQV10MXzcElWd6yADu8N4vvplLIu7YrYhLj9+VTk314i3OBvHJHqJQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1620719260; 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=s1vnyGZKOz0/ik/El7DmcBuWJskaeDUkhheMPKgc2Ic=; b=Z9oQ6dY+6CaXZBrFc2FHjxYihudlkg+W8lWFcIP4yFpO8TcU6LLSk8HXoB57QP9X32IyPCW3SmBiXXBnoVCVWo6I2t1FMB5rTD4eL6NRHFkd5QR+zx1N0WygNTV0knyOQEdbCihFPTZb9ou4ESmsx84yOaHl0dWGwI9R/gHsfLc= 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+74955+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) header.from= Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1620719260923145.5051750238996; Tue, 11 May 2021 00:47:40 -0700 (PDT) Return-Path: X-Received: by 127.0.0.2 with SMTP id rJCCYY1788612xsjyZCizBUk; Tue, 11 May 2021 00:47:40 -0700 X-Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web10.9479.1620719259750626658 for ; Tue, 11 May 2021 00:47:39 -0700 X-Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6F71A1688; Tue, 11 May 2021 00:47:39 -0700 (PDT) X-Received: from usa.arm.com (a074742.blr.arm.com [10.162.16.32]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 441353F73B; Tue, 11 May 2021 00:47:38 -0700 (PDT) From: "Pranav Madhu" To: devel@edk2.groups.io Cc: Ard Biesheuvel , Sami Mujawar Subject: [edk2-devel] [edk2-platforms][PATCH V2 09/11] Platform/Sgi: ACPI CPPC support for RD-V1 quad-chip platform Date: Tue, 11 May 2021 13:17:12 +0530 Message-Id: <20210511074714.1894-10-pranav.madhu@arm.com> In-Reply-To: <20210511074714.1894-1-pranav.madhu@arm.com> References: <20210511074714.1894-1-pranav.madhu@arm.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,pranav.madhu@arm.com X-Gm-Message-State: sf9LjzKjY3GEqMVASSwEM38Xx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1620719260; bh=oFnZGXPOEd0UgMEv9YXrbRziRY0tQ7QHDlFgQRoPPa8=; h=Cc:Date:From:Reply-To:Subject:To; b=nE6UqP5t6kexrIrzBcYKArfn+MHHKI5sTaVM8PpfCWkVh4xXfLLScWN1xQio8xhdC77 1om9mowbNecQ3euZPVBN6BSJhyYoLtF3rU8JDgRvmXk4/nc2INtCzYT5LOhQ97e+UWmRD Vvo7YWyMHOVNrDfXbkP6hc5YRjBVqQOe4QQ= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" Enable ACPI CPPC mechanism for RD-V1 quad-chip platform as defined by the ACPI specification. The implementation uses AMU registers accessible as Fixed-feature Hardware (FFixedHW) for monitoring the performance. Non-secure SCMI fastchannels are used to communicate with SCP to set the desired performance. RD-V1 quad-chip platform does not support CPPC revision 1 and below. So update the _OSC method to let OSPM know about this fact. Signed-off-by: Pranav Madhu --- Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl | 162 ++++++++++++++++++++ 1 file changed, 162 insertions(+) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl b/Platform/ARM/= SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl index 82eb91638426..622d522532a3 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl @@ -29,6 +29,12 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD", "= ARMSGI", And (CAP0, Not (OSC_CAP_OS_INITIATED_LPI), CAP0) Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) } + + If (And (CAP0, OSC_CAP_CPPC_SUPPORT)) { + /* CPPC revision 1 and below not supported */ + And (CAP0, Not (OSC_CAP_CPPC_SUPPORT), CAP0) + Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) + } } Else { And (STS0, Not (OSC_STS_MASK), STS0) Or (STS0, Or (OSC_STS_FAILURE, OSC_STS_UNRECOGNIZED_REV), STS0) @@ -102,6 +108,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 0) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x06000500, 0x06000504, 20, 130, 130, 65, 65,= 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (0) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -117,6 +132,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 1) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x06000518, 0x0600051C, 20, 130, 130, 65, 65,= 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (1) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -132,6 +156,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 2) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x06000530, 0x06000534, 20, 130, 130, 65, 65,= 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (2) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -147,6 +180,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 3) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x06000548, 0x0600054C, 20, 130, 130, 65, 65,= 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (3) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -162,6 +204,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 4) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x040006000500, 0x040006000504, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (4) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -177,6 +229,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 5) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x040006000518, 0x04000600051C, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (5) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -192,6 +254,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 6) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x040006000530, 0x040006000534, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (6) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -207,6 +279,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 7) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x040006000548, 0x04000600054C, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (7) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -222,6 +304,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 8) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x080006000500, 0x080006000504, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (8) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -237,6 +329,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 9) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x080006000518, 0x08000600051C, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (9) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -252,6 +354,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 10) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x080006000530, 0x080006000534, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (10) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -267,6 +379,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 11) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x080006000548, 0x08000600054C, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (11) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -282,6 +404,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 12) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x0C0006000500, 0x0C0006000504, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (12) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -297,6 +429,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 13) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x0C0006000518, 0x0C000600051C, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (13) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -312,6 +454,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 14) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x0C0006000530, 0x0C0006000534, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (14) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -327,6 +479,16 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", Name (_UID, 15) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x0C0006000548, 0x0C000600054C, 20, 130, 130,= 65, + 65, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (15) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } --=20 2.17.1 -=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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