From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web12.20343.1622293016620681656 for ; Sat, 29 May 2021 05:56:56 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: arm.com, ip: 217.140.110.172, mailfrom: pranav.madhu@arm.com) 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 3F051101E; Sat, 29 May 2021 05:56:56 -0700 (PDT) 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 CAF2C3F73B; Sat, 29 May 2021 05:56:54 -0700 (PDT) From: "Pranav Madhu" To: devel@edk2.groups.io Cc: Ard Biesheuvel , Sami Mujawar Subject: [edk2-platforms][PATCH v1 4/5] Platform/Sgi: update _OSC control method to control LPI and CPPC Date: Sat, 29 May 2021 18:26:33 +0530 Message-Id: <20210529125634.30833-5-pranav.madhu@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210529125634.30833-1-pranav.madhu@arm.com> References: <20210529125634.30833-1-pranav.madhu@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Define and use the global macro LPI_EN and CPPC_EN to enable low power idle and CPPC support for reference design platforms. Update platform wide _OSC control method to enable/disable low power idle and CPPC support based on pcd PcdOscLpiEnable and PcdOscCppcEnable. The pcds are controlled by the global macros LPI_EN and CPPC_EN. Signed-off-by: Pranav Madhu --- Platform/ARM/SgiPkg/SgiPlatform.dec | 4 ++++ Platform/ARM/SgiPkg/SgiPlatform.dsc.inc | 14 +++++++++++= +++ Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeAcpiTables.inf | 1 + Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2AcpiTables.inf | 1 + Platform/ARM/SgiPkg/AcpiTables/RdN2AcpiTables.inf | 2 ++ Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1AcpiTables.inf | 2 ++ Platform/ARM/SgiPkg/AcpiTables/RdV1AcpiTables.inf | 2 ++ Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf | 2 ++ Platform/ARM/SgiPkg/AcpiTables/Sgi575AcpiTables.inf | 1 + Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h | 2 ++ Platform/ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl | 8 ++++++++ Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2/Dsdt.asl | 8 ++++++++ Platform/ARM/SgiPkg/AcpiTables/RdN2/Dsdt.asl | 15 +++++++++++= ++++ Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1/Dsdt.asl | 15 +++++++++++= ++++ Platform/ARM/SgiPkg/AcpiTables/RdV1/Dsdt.asl | 15 +++++++++++= ++++ Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl | 15 +++++++++++= ++++ Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl | 8 ++++++++ 17 files changed, 115 insertions(+) diff --git a/Platform/ARM/SgiPkg/SgiPlatform.dec b/Platform/ARM/SgiPkg/Sg= iPlatform.dec index ffbbb24f1c33..8cd818a9bf64 100644 --- a/Platform/ARM/SgiPkg/SgiPlatform.dec +++ b/Platform/ARM/SgiPkg/SgiPlatform.dec @@ -86,5 +86,9 @@ gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize|0|UINT32|0x00000023 gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt|0|UINT32|0x00000024 =20 + # ACPI platform wide _OSC + gArmSgiTokenSpaceGuid.PcdOscLpiEnable|0|UINT32|0x00000025 + gArmSgiTokenSpaceGuid.PcdOscCppcEnable|0|UINT32|0x00000026 + [Ppis] gNtFwConfigDtInfoPpiGuid =3D { 0x6f606eb3, 0x9123, 0x4e15, { 0xa8,= 0x9b, 0x0f, 0xac, 0x66, 0xef, 0xd0, 0x17 } } diff --git a/Platform/ARM/SgiPkg/SgiPlatform.dsc.inc b/Platform/ARM/SgiPk= g/SgiPlatform.dsc.inc index 2851cf180c0e..7e37732fb93c 100644 --- a/Platform/ARM/SgiPkg/SgiPlatform.dsc.inc +++ b/Platform/ARM/SgiPkg/SgiPlatform.dsc.inc @@ -17,6 +17,10 @@ # To allow HDLCD display using the Graphics Output Protocol, set this = to TRUE. DEFINE ENABLE_GOP =3D FALSE =20 + # To enable LPI and CPPC power management functionality, set this to T= RUE. + DEFINE LPI_EN =3D FALSE + DEFINE CPPC_EN =3D FALSE + [BuildOptions] *_*_*_CC_FLAGS =3D -D DISABLE_NEW_DEPRECATED_INTERFACES =20 @@ -108,6 +112,16 @@ gArmSgiTokenSpaceGuid.PcdDramBlock2Base|0x8080000000 gArmSgiTokenSpaceGuid.PcdDramBlock2Size|0x180000000 =20 +!if $(LPI_EN) =3D=3D TRUE + # Allow use of LPI in the response to _OSC method call + gArmSgiTokenSpaceGuid.PcdOscLpiEnable|1 +!endif + +!if $(CPPC_EN) =3D=3D TRUE + # Allow use of CPPC in the response to _OSC method call + gArmSgiTokenSpaceGuid.PcdOscCppcEnable|1 +!endif + # NV Storage PCDs. Use base of 0x08000000 for NOR0, 0xC0000000 for NOR= 1 gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageVariableSize|0x0140000= 0 gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwWorkingSize|0x01400= 000 diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeAcpiTables.inf b/Plat= form/ARM/SgiPkg/AcpiTables/RdN1EdgeAcpiTables.inf index 8d46b001444c..ce89aa93ea7b 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeAcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeAcpiTables.inf @@ -57,6 +57,7 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2AcpiTables.inf b/Pl= atform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2AcpiTables.inf index 473c9eff0f55..1999bc1553e9 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2AcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2AcpiTables.inf @@ -66,6 +66,7 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN2AcpiTables.inf b/Platform= /ARM/SgiPkg/AcpiTables/RdN2AcpiTables.inf index c537db45e08f..25be2e276e85 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN2AcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN2AcpiTables.inf @@ -57,6 +57,8 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable + gArmSgiTokenSpaceGuid.PcdOscCppcEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1AcpiTables.inf b/Plat= form/ARM/SgiPkg/AcpiTables/RdN2Cfg1AcpiTables.inf index 6bbc3fc230ae..4b36c3e5ceb2 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1AcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1AcpiTables.inf @@ -57,6 +57,8 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable + gArmSgiTokenSpaceGuid.PcdOscCppcEnable gArmSgiTokenSpaceGuid.PcdSmmuBase gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1AcpiTables.inf b/Platform= /ARM/SgiPkg/AcpiTables/RdV1AcpiTables.inf index d461cbe54c68..97a87462932b 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdV1AcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1AcpiTables.inf @@ -57,6 +57,8 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable + gArmSgiTokenSpaceGuid.PcdOscCppcEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf b/Platfo= rm/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf index 3b699b0acbb8..deaca3719ae4 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf @@ -66,6 +66,8 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable + gArmSgiTokenSpaceGuid.PcdOscCppcEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt diff --git a/Platform/ARM/SgiPkg/AcpiTables/Sgi575AcpiTables.inf b/Platfo= rm/ARM/SgiPkg/AcpiTables/Sgi575AcpiTables.inf index 3ee66b1dfd5a..a1bd71fde761 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/Sgi575AcpiTables.inf +++ b/Platform/ARM/SgiPkg/AcpiTables/Sgi575AcpiTables.inf @@ -57,6 +57,7 @@ gArmSgiTokenSpaceGuid.PcdGpioController0Interrupt gArmSgiTokenSpaceGuid.PcdGtFrame0Gsiv gArmSgiTokenSpaceGuid.PcdGtFrame1Gsiv + gArmSgiTokenSpaceGuid.PcdOscLpiEnable gArmSgiTokenSpaceGuid.PcdSp804DualTimerBaseAddress gArmSgiTokenSpaceGuid.PcdSp804DualTimerSize gArmSgiTokenSpaceGuid.PcdSp804DualTimerInterrupt diff --git a/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h b/Platform/ARM/S= giPkg/Include/SgiAcpiHeader.h index 7b8c16b172c0..d75d54055436 100644 --- a/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h +++ b/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h @@ -37,6 +37,8 @@ =20 // ACPI OSC for Platform-Wide Capability #define OSC_CAP_CPPC_SUPPORT (1U << 5) +#define OSC_CAP_CPPC2_SUPPORT (1U << 6) +#define OSC_CAP_PLAT_COORDINATED_LPI (1U << 7) #define OSC_CAP_OS_INITIATED_LPI (1U << 8) =20 #pragma pack(1) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl b/Platform/= ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl index a2258f61aeca..bd8efa544a59 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN1Edge/Dsdt.asl @@ -29,6 +29,14 @@ 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_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_LPI), 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= ) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2/Dsdt.asl b/Platfor= m/ARM/SgiPkg/AcpiTables/RdN1EdgeX2/Dsdt.asl index 5807658e7815..9cb2b175418c 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN1EdgeX2/Dsdt.asl @@ -31,6 +31,14 @@ 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_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_LPI), 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= ) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN2/Dsdt.asl b/Platform/ARM/= SgiPkg/AcpiTables/RdN2/Dsdt.asl index a318ef48ded9..ccd98f829652 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN2/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN2/Dsdt.asl @@ -30,11 +30,26 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD"= , "ARMSGI", Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) } =20 + If (And (CAP0, OSC_CAP_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_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) } + + 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= ) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1/Dsdt.asl b/Platform/= ARM/SgiPkg/AcpiTables/RdN2Cfg1/Dsdt.asl index 411eff84334a..b6decc77f480 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdN2Cfg1/Dsdt.asl @@ -36,11 +36,26 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD"= , "ARMSGI", Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) } =20 + If (And (CAP0, OSC_CAP_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_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) } + + 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= ) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1/Dsdt.asl b/Platform/ARM/= SgiPkg/AcpiTables/RdV1/Dsdt.asl index 0f632673d050..db9c19780e16 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdV1/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1/Dsdt.asl @@ -30,11 +30,26 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD"= , "ARMSGI", Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) } =20 + If (And (CAP0, OSC_CAP_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_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) } + + 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= ) diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl b/Platform/AR= M/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl index 622d522532a3..e084d82de7c0 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Dsdt.asl @@ -30,11 +30,26 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 2, "ARMLTD"= , "ARMSGI", Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) } =20 + If (And (CAP0, OSC_CAP_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_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) } + + 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= ) diff --git a/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl b/Platform/AR= M/SgiPkg/AcpiTables/Sgi575/Dsdt.asl index e879a681fabf..a292d20d8afb 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl @@ -28,6 +28,14 @@ DefinitionBlock("DsdtTable.aml", "DSDT", 2, "ARMLTD", = "ARMSGI", EFI_ACPI_ARM_OEM And (CAP0, Not (OSC_CAP_OS_INITIATED_LPI), CAP0) Or (STS0, OSC_STS_CAPABILITY_MASKED, STS0) } + + If (And (CAP0, OSC_CAP_PLAT_COORDINATED_LPI)) { + if (LEqual (FixedPcdGet32 (PcdOscLpiEnable), Zero)) { + And (CAP0, Not (OSC_CAP_PLAT_COORDINATED_LPI), 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= ) --=20 2.17.1