From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id 393647803CF for ; Fri, 5 Jan 2024 17:06:04 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=9Na1h+DClzKHLXabcz+zQom+q44mS9uHV/irU9GukaQ=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1704474362; v=1; b=G5HYtsLYl2694xJ8yLodC23LsFMdWvTi4b7eYpV2saVcmeMnuYtJZsFoVWvQxPyvISJDCe0b ntyizJRe+WtV+QYerOgE/K/xvMjx/KtB/kDHPgWzKyXT931JC3cDXp/MULZLZIm1PfXxL/si2Ui 3pExAwnGUQID9eui6OWUL3S0= X-Received: by 127.0.0.2 with SMTP id CBf2YY7687511xsvzegQJJ8w; Fri, 05 Jan 2024 09:06:02 -0800 X-Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web10.28744.1704474362299083656 for ; Fri, 05 Jan 2024 09:06:02 -0800 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 6E5B4FEC; Fri, 5 Jan 2024 09:06:48 -0800 (PST) X-Received: from usa.arm.com (a079755.arm.com [10.162.46.129]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 52BF13F64C; Fri, 5 Jan 2024 09:06:00 -0800 (PST) From: "Prabin CA" To: devel@edk2.groups.io Cc: Ard Biesheuvel , Leif Lindholm , Sami Mujawar , Prabin CA Subject: [edk2-devel] [PATCH 8/8] Platform/Sgi: Add CPPC support for RD-Fremont platform Date: Fri, 5 Jan 2024 22:35:34 +0530 Message-Id: <20240105170534.687710-9-prabin.ca@arm.com> In-Reply-To: <20240105170534.687710-1-prabin.ca@arm.com> References: <20240105170534.687710-1-prabin.ca@arm.com> MIME-Version: 1.0 Precedence: Bulk 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,prabin.ca@arm.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: MxlclaJBFYAAx5TTVM504SB1x7686176AA= Content-Transfer-Encoding: quoted-printable X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=G5HYtsLY; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=arm.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io Enable ACPI CPPC mechanism for RD-Fremont 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 LCP to set the desired performance. RD-Fremont platform does not support CPPC revision 1 and below. So update the _OSC method to let OSPM know about this fact. Signed-off-by: Prabin CA --- Platform/ARM/SgiPkg/AcpiTables/RdFremontAcpiTables.inf | 1 + Platform/ARM/SgiPkg/AcpiTables/RdFremont/Dsdt.asl | 162 +++++++++++= +++++++++ 2 files changed, 163 insertions(+) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdFremontAcpiTables.inf b/Pla= tform/ARM/SgiPkg/AcpiTables/RdFremontAcpiTables.inf index 7556c1239116..fcaa3299c4ea 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdFremontAcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdFremontAcpiTables.inf @@ -48,6 +48,7 @@ [FixedPcd] gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscCppcEnable gArmSgiTokenSpaceGuid.PcdOscLpiEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdFremont/Dsdt.asl b/Platform= /ARM/SgiPkg/AcpiTables/RdFremont/Dsdt.asl index f921eeb2d99e..0d3ba3debd53 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdFremont/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdFremont/Dsdt.asl @@ -11,6 +11,10 @@ * - ACPI 6.5, Chapter 8, Section 8.4.3, Lower Power Idle States * - Arm Functional Fixed Hardware Specification v1.2, Chapter 3, Secti= on 3.1, * Idle management and Low Power Idle states +* - ACPI 6.5, Chapter 8, Section 8.4.6, Collaborative Processor Perfor= mance +* Control +* - Arm Functional Fixed Hardware Specification v1.2, Chapter 3, Secti= on 3.2, +* Performance management and Collaborative Processor Performance Con= trol * **/ =20 @@ -43,6 +47,20 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD",= "ARMSGI", 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) + } + + If (And (CAP0, OSC_CAP_CPPC2_SUPPORT)) { + if (LEqual (FixedPcdGet32 (PcdOscCppcEnable), Zero)) { + And (CAP0, Not (OSC_CAP_CPPC2_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= ) @@ -116,6 +134,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 0) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200093000, 0x200093004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (0) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -131,6 +158,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 1) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200293000, 0x200293004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (1) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -146,6 +182,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 2) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200493000, 0x200493004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (2) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -161,6 +206,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 3) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200693000, 0x200063004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (3) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -176,6 +230,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 4) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200893000, 0x200893004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (4) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -191,6 +254,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 5) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200A93000, 0x200A93004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (5) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -206,6 +278,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 6) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200C93000, 0x200C93004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (6) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -221,6 +302,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 7) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x200E93000, 0x200E93004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (7) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -236,6 +326,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 8) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201093000, 0x201093004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (8) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -251,6 +350,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 9) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201293000, 0x201293004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (9) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -266,6 +374,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 10) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201493000, 0x201493004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (10) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -281,6 +398,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 11) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201693000, 0x201693004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (11) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -296,6 +422,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 12) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201893000, 0x201893004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (12) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -311,6 +446,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 13) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201A93000, 0x201A93004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (13) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -326,6 +470,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 14) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201C93000, 0x201C93004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (14) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } @@ -341,6 +494,15 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD= ", "ARMSGI", Name (_UID, 15) Name (_STA, 0xF) =20 + Name (_CPC, Package() + CPPC_PACKAGE_INIT (0x201E93000, 0x201E93004, 20, 160, 160, 85,= 85, 5) + ) + + Name (_PSD, Package () { + Package () + PSD_INIT (15) + }) + Method (_LPI, 0, NotSerialized) { Return (\_SB.PLPI) } --=20 2.34.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. 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