Subrata Banik has uploaded this change for review. ( https://review.coreboot.org/28800
Change subject: soc/intel/cannonlake: Add PCIE ASL entry ......................................................................
soc/intel/cannonlake: Add PCIE ASL entry
This patch creates _PRT entires for each PCIE root port devices.
TEST=Able to see PCIE wake device in cat /proc/acpi/wake list
Change-Id: I183c89c92139e15e0bfc39620710dbdc6597b351 Signed-off-by: Subrata Banik subrata.banik@intel.com --- A src/soc/intel/cannonlake/acpi/pcie.asl M src/soc/intel/cannonlake/acpi/southbridge.asl 2 files changed, 385 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/00/28800/1
diff --git a/src/soc/intel/cannonlake/acpi/pcie.asl b/src/soc/intel/cannonlake/acpi/pcie.asl new file mode 100644 index 0000000..69e16ca --- /dev/null +++ b/src/soc/intel/cannonlake/acpi/pcie.asl @@ -0,0 +1,382 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018 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. + */ + +/* Intel PCH PCIe support */ + +Method (IRQM, 1, Serialized) { + + /* Interrupt Map INTA->INTA, INTB->INTB, INTC->INTC, INTD->INTD */ + Name (IQAA, Package () { + Package () { 0x0000ffff, 0, 0, 16 }, + Package () { 0x0000ffff, 1, 0, 17 }, + Package () { 0x0000ffff, 2, 0, 18 }, + Package () { 0x0000ffff, 3, 0, 19 } }) + Name (IQAP, Package () { + Package () { 0x0000ffff, 0, _SB.PCI0.LNKA, 0 }, + Package () { 0x0000ffff, 1, _SB.PCI0.LNKB, 0 }, + Package () { 0x0000ffff, 2, _SB.PCI0.LNKC, 0 }, + Package () { 0x0000ffff, 3, _SB.PCI0.LNKD, 0 } }) + + /* Interrupt Map INTA->INTB, INTB->INTC, INTC->INTD, INTD->INTA */ + Name (IQBA, Package () { + Package () { 0x0000ffff, 0, 0, 17 }, + Package () { 0x0000ffff, 1, 0, 18 }, + Package () { 0x0000ffff, 2, 0, 19 }, + Package () { 0x0000ffff, 3, 0, 16 } }) + Name (IQBP, Package () { + Package () { 0x0000ffff, 0, _SB.PCI0.LNKB, 0 }, + Package () { 0x0000ffff, 1, _SB.PCI0.LNKC, 0 }, + Package () { 0x0000ffff, 2, _SB.PCI0.LNKD, 0 }, + Package () { 0x0000ffff, 3, _SB.PCI0.LNKA, 0 } }) + + /* Interrupt Map INTA->INTC, INTB->INTD, INTC->INTA, INTD->INTB */ + Name (IQCA, Package () { + Package () { 0x0000ffff, 0, 0, 18 }, + Package () { 0x0000ffff, 1, 0, 19 }, + Package () { 0x0000ffff, 2, 0, 16 }, + Package () { 0x0000ffff, 3, 0, 17 } }) + Name (IQCP, Package () { + Package () { 0x0000ffff, 0, _SB.PCI0.LNKC, 0 }, + Package () { 0x0000ffff, 1, _SB.PCI0.LNKD, 0 }, + Package () { 0x0000ffff, 2, _SB.PCI0.LNKA, 0 }, + Package () { 0x0000ffff, 3, _SB.PCI0.LNKB, 0 } }) + + /* Interrupt Map INTA->INTD, INTB->INTA, INTC->INTB, INTD->INTC */ + Name (IQDA, Package () { + Package () { 0x0000ffff, 0, 0, 19 }, + Package () { 0x0000ffff, 1, 0, 16 }, + Package () { 0x0000ffff, 2, 0, 17 }, + Package () { 0x0000ffff, 3, 0, 18 } }) + Name (IQDP, Package () { + Package () { 0x0000ffff, 0, _SB.PCI0.LNKD, 0 }, + Package () { 0x0000ffff, 1, _SB.PCI0.LNKA, 0 }, + Package () { 0x0000ffff, 2, _SB.PCI0.LNKB, 0 }, + Package () { 0x0000ffff, 3, _SB.PCI0.LNKC, 0 } }) + + Switch (ToInteger (Arg0)) + { + Case (Package () { 1, 5, 9, 13 }) { + If (PICM) { + Return (IQAA) + } Else { + Return (IQAP) + } + } + + Case (Package () { 2, 6, 10, 14 }) { + If (PICM) { + Return (IQBA) + } Else { + Return (IQBP) + } + } + + Case (Package () { 3, 7, 11, 15 }) { + If (PICM) { + Return (IQCA) + } Else { + Return (IQCP) + } + } + + Case (Package () { 4, 8, 12, 16 }) { + If (PICM) { + Return (IQDA) + } Else { + Return (IQDP) + } + } + + Default { + If (PICM) { + Return (IQDA) + } Else { + Return (IQDP) + } + } + } +} + +Device (RP01) +{ + Name (_ADR, 0x001C0000) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP02) +{ + Name (_ADR, 0x001C0001) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP03) +{ + Name (_ADR, 0x001C0002) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP04) +{ + Name (_ADR, 0x001C0003) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP05) +{ + Name (_ADR, 0x001C0004) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP06) +{ + Name (_ADR, 0x001C0005) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP07) +{ + Name (_ADR, 0x001C0006) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP08) +{ + Name (_ADR, 0x001C0007) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP09) +{ + Name (_ADR, 0x001D0000) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP10) +{ + Name (_ADR, 0x001D0001) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP11) +{ + Name (_ADR, 0x001D0002) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP12) +{ + Name (_ADR, 0x001D0003) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP13) +{ + Name (_ADR, 0x001D0004) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP14) +{ + Name (_ADR, 0x001D0005) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP15) +{ + Name (_ADR, 0x001D0006) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} + +Device (RP16) +{ + Name (_ADR, 0x001D0007) + + OperationRegion (RPCS, PCI_Config, 0x4c, 4) + Field (RPCS, AnyAcc, NoLock, Preserve) + { + , 24, + RPPN, 8, /* Root Port Number */ + } + + Method (_PRT) + { + Return (IRQM (RPPN)) + } +} diff --git a/src/soc/intel/cannonlake/acpi/southbridge.asl b/src/soc/intel/cannonlake/acpi/southbridge.asl index 2b34df5..ff323c4 100644 --- a/src/soc/intel/cannonlake/acpi/southbridge.asl +++ b/src/soc/intel/cannonlake/acpi/southbridge.asl @@ -41,6 +41,9 @@ /* PCH HDA */ #include "pch_hda.asl"
+/* PCIE Ports */ +#include "pcie.asl" + /* Serial IO */ #include "serialio.asl"
-
Subrata Banik (Code Review)