SGI-575 platform supports only the platform co-ordinated LPI. So fix the LPI Level ID value accordingly.
Additionally, as this platform does not support residency counter, clear the residency counter frequency from _LPI object's control method. Signed-off-by: Pranav Madhu <pranav.ma...@arm.com> Reviewed-by: Pierre Gondois <pierre.gond...@arm.com> Reviewed-by: Thomas Abraham <thomas.abra...@arm.com> --- Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl b/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl index 80075ee1238b..f4e84e806a65 100644 --- a/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl +++ b/Platform/ARM/SgiPkg/AcpiTables/Sgi575/Dsdt.asl @@ -57,7 +57,7 @@ DefinitionBlock("DsdtTable.aml", "DSDT", 2, "ARMLTD", "ARMSGI", EFI_ACPI_ARM_OEM 1150, // Wake latency (uS) 1, // Flags 1, // Arch Context Flags - 100, // Residency Counter Frequency + 0, // Residency Counter Frequency 0, // No Parent State 0x00000020, // Integer Entry method ResourceTemplate () { // Null Residency Counter @@ -72,14 +72,14 @@ DefinitionBlock("DsdtTable.aml", "DSDT", 2, "ARMLTD", "ARMSGI", EFI_ACPI_ARM_OEM Name (PLPI, Package () { /* LPI for Processor, support 2 LPI states */ 0, // Version - 1, // Level Index + 0, // Level Index 2, // Count Package () { // WFI for CPU 1, // Min residency (uS) 1, // Wake latency (uS) 1, // Flags 0, // Arch Context lost Flags (no loss) - 100, // Residency Counter Frequency + 0, // Residency Counter Frequency 0, // No parent state ResourceTemplate () { // Register Entry method Register (FFixedHW, @@ -102,7 +102,7 @@ DefinitionBlock("DsdtTable.aml", "DSDT", 2, "ARMLTD", "ARMSGI", EFI_ACPI_ARM_OEM 350, // Wake latency (uS) 1, // Flags 1, // Arch Context lost Flags (Core context lost) - 100, // Residency Counter Frequency + 0, // Residency Counter Frequency 1, // Parent node can be in any shallower state ResourceTemplate () { // Register Entry method Register (FFixedHW, -- 2.25.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#90814): https://edk2.groups.io/g/devel/message/90814 Mute This Topic: https://groups.io/mt/92050003/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-