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 <pranav.ma...@arm.com> --- 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) + 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) } -- 2.17.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. 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