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-rw-r--r--src/soc/intel/skylake/acpi/ctdp.asl239
-rw-r--r--src/soc/intel/skylake/acpi/systemagent.asl3
2 files changed, 0 insertions, 242 deletions
diff --git a/src/soc/intel/skylake/acpi/ctdp.asl b/src/soc/intel/skylake/acpi/ctdp.asl
deleted file mode 100644
index 1668b4cfaa..0000000000
--- a/src/soc/intel/skylake/acpi/ctdp.asl
+++ /dev/null
@@ -1,239 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2014 Google Inc.
- * Copyright (C) 2015 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc.
- */
-
-Scope (\_SB.PCI0.MCHC)
-{
- Mutex (CTCM, 1) /* CTDP Switch Mutex (sync level 1) */
- Name (CTCC, 0) /* CTDP Current Selection */
- Name (CTCN, 0) /* CTDP Nominal Select */
- Name (CTCD, 1) /* CTDP Down Select */
- Name (CTCU, 2) /* CTDP Up Select */
- Name (SPL1, 0) /* Saved PL1 value */
-
- OperationRegion (MCHB, SystemMemory,
- Add (MCH_BASE_ADDRESS, 0x5000), 0x1000)
- Field (MCHB, DWordAcc, Lock, Preserve)
- {
- Offset (0x930), /* PACKAGE_POWER_SKU */
- CTDN, 15, /* CTDP Nominal PL1 */
- Offset (0x938), /* PACKAGE_POWER_SKU_UNIT */
- PUNI, 4, /* Power Units */
- , 4,
- EUNI, 5, /* Energy Units */
- , 3,
- TUNI, 4, /* Time Units */
- Offset (0x958), /* PLATFORM_INFO */
- , 32,
- LPMS, 1, /* LPM Support */
- CTNL, 2, /* Config TDP Number level */
- , 5,
- LFM_, 8, /* Maximum Efficiency Ratio (LFM) */
- Offset (0x9a0), /* TURBO_POWER_LIMIT1 */
- PL1V, 15, /* Power Limit 1 Value */
- PL1E, 1, /* Power Limit 1 Enable */
- PL1C, 1, /* Power Limit 1 Clamp */
- PL1T, 7, /* Power Limit 1 Time */
- Offset (0x9a4), /* TURBO_POWER_LIMIT2 */
- PL2V, 15, /* Power Limit 2 Value */
- PL2E, 1, /* Power Limit 2 Enable */
- PL2C, 1, /* Power Limit 2 Clamp */
- PL2T, 7, /* Power Limit 2 Time */
- Offset (0xf3c), /* CONFIG_TDP_NOMINAL */
- TARN, 8, /* CTDP Nominal Turbo Activation Ratio */
- Offset (0xf40), /* CONFIG_TDP_LEVEL1 */
- CTDD, 15, /* CTDP Down PL1 */
- , 1,
- TARD, 8, /* CTDP Down Turbo Activation Ratio */
- Offset (0xf48), /* MSR_CONFIG_TDP_LEVEL2 */
- CTDU, 15, /* CTDP Up PL1 */
- , 1,
- TARU, 8, /* CTDP Up Turbo Activation Ratio */
- Offset (0xf50), /* CONFIG_TDP_CONTROL */
- CTCS, 2, /* CTDP Select */
- Offset (0xf54), /* TURBO_ACTIVATION_RATIO */
- TARS, 8, /* Turbo Activation Ratio Select */
- }
-
- /*
- * Search CPU0 _PSS looking for control=arg0 and then
- * return previous P-state entry number for new _PPC
- *
- * Format of _PSS:
- * Name (_PSS, Package () {
- * Package (6) { freq, power, tlat, blat, control, status }
- * }
- */
- External (\_PR.CP00._PSS)
- Method (PSSS, 1, NotSerialized)
- {
- Store (One, Local0) /* Start at P1 */
- Store (SizeOf (\_PR.CP00._PSS), Local1)
-
- While (LLess (Local0, Local1)) {
- /* Store _PSS entry Control value to Local2 */
- ShiftRight (DeRefOf (Index (DeRefOf (Index
- (\_PR.CP00._PSS, Local0)), 4)), 8, Local2)
- If (LEqual (Local2, Arg0)) {
- Return (Subtract (Local0, 1))
- }
- Increment (Local0)
- }
-
- Return (0)
- }
-
- /* Calculate PL2 based on chip type */
- Method (CPL2, 1, NotSerialized)
- {
- Return (Multiply (25, 8))
- }
-
- /* Set Config TDP Down */
- Method (STND, 0, Serialized)
- {
- If (Acquire (CTCM, 100)) {
- Return (0)
- }
- If (LEqual (CTCD, CTCC)) {
- Release (CTCM)
- Return (0)
- }
-
- Store ("Set TDP Down", Debug)
-
- /* Set CTC */
- Store (CTCD, CTCS)
-
- /* Set TAR */
- Store (TARD, TARS)
-
- /* Set PPC limit and notify OS */
- Store (PSSS (TARD), PPCM)
- PPCN ()
-
- /* Set PL2 */
- Store (CPL2 (CTDD), PL2V)
-
- /* Set PL1 */
- Store (CTDD, PL1V)
-
- /* Store the new TDP Down setting */
- Store (CTCD, CTCC)
-
- Release (CTCM)
- Return (1)
- }
-
- /* Set Config TDP Nominal from Down */
- Method (STDN, 0, Serialized)
- {
- If (Acquire (CTCM, 100)) {
- Return (0)
- }
- If (LEqual (CTCN, CTCC)) {
- Release (CTCM)
- Return (0)
- }
-
- Store ("Set TDP Nominal", Debug)
-
- /* Set PL1 */
- Store (CTDN, PL1V)
-
- /* Set PL2 */
- Store (CPL2 (CTDN), PL2V)
-
- /* Set PPC limit and notify OS */
- Store (PSSS (TARN), PPCM)
- PPCN ()
-
- /* Set TAR */
- Store (TARN, TARS)
-
- /* Set CTC */
- Store (CTCN, CTCS)
-
- /* Store the new TDP Nominal setting */
- Store (CTCN, CTCC)
-
- Release (CTCM)
- Return (1)
- }
-
- /* Calculate PL1 value based on requested TDP */
- Method (TDPP, 1, NotSerialized)
- {
- Return (Multiply (ShiftLeft (Subtract (PUNI, 1), 2), Arg0))
- }
-
- /* Enable Controllable TDP to limit PL1 to requested value */
- Method (CTLE, 1, Serialized)
- {
- If (Acquire (CTCM, 100)) {
- Return (0)
- }
-
- Store ("Enable PL1 Limit", Debug)
-
- /* Set _PPC to LFM */
- Store (PSSS (LFM_), Local0)
- Add (Local0, 1, PPCM)
- \PPCN ()
-
- /* Set TAR to LFM-1 */
- Subtract (LFM_, 1, TARS)
-
- /* Set PL1 to desired value */
- Store (PL1V, SPL1)
- Store (TDPP (Arg0), PL1V)
-
- /* Set PL1 CLAMP bit */
- Store (One, PL1C)
-
- Release (CTCM)
- Return (1)
- }
-
- /* Disable Controllable TDP */
- Method (CTLD, 0, Serialized)
- {
- If (Acquire (CTCM, 100)) {
- Return (0)
- }
-
- Store ("Disable PL1 Limit", Debug)
-
- /* Clear PL1 CLAMP bit */
- Store (Zero, PL1C)
-
- /* Set PL1 to normal value */
- Store (SPL1, PL1V)
-
- /* Set TAR to 0 */
- Store (Zero, TARS)
-
- /* Set _PPC to 0 */
- Store (Zero, PPCM)
- \PPCN ()
-
- Release (CTCM)
- Return (1)
- }
-}
diff --git a/src/soc/intel/skylake/acpi/systemagent.asl b/src/soc/intel/skylake/acpi/systemagent.asl
index 9c9fc1749d..dd19fa156b 100644
--- a/src/soc/intel/skylake/acpi/systemagent.asl
+++ b/src/soc/intel/skylake/acpi/systemagent.asl
@@ -374,6 +374,3 @@ Device (PDRC)
/* PCI IRQ assignment */
#include "pci_irqs.asl"
-
-/* Configurable TDP */
-#include "ctdp.asl"