diff options
Diffstat (limited to 'src/southbridge/intel/ibexpeak/acpi/usb.asl')
| -rw-r--r-- | src/southbridge/intel/ibexpeak/acpi/usb.asl | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/southbridge/intel/ibexpeak/acpi/usb.asl b/src/southbridge/intel/ibexpeak/acpi/usb.asl new file mode 100644 index 0000000000..f19d3685ae --- /dev/null +++ b/src/southbridge/intel/ibexpeak/acpi/usb.asl @@ -0,0 +1,160 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * 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., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +/* Intel Cougar Point USB support */ + +// EHCI Controller 0:1d.0 + +Device (EHC1) +{ + Name(_ADR, 0x001d0000) + + Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake + + // Leave USB ports on for to allow Wake from USB + + Method(_S3D,0) // Highest D State in S3 State + { + Return (2) + } + + Method(_S4D,0) // Highest D State in S4 State + { + Return (2) + } + + Device (HUB7) + { + Name (_ADR, 0x00000000) + + // How many are there? + Device (PRT1) { Name (_ADR, 1) } // USB Port 0 + Device (PRT2) { Name (_ADR, 2) } // USB Port 1 + Device (PRT3) { Name (_ADR, 3) } // USB Port 2 + Device (PRT4) { Name (_ADR, 4) } // USB Port 3 + Device (PRT5) { Name (_ADR, 5) } // USB Port 4 + Device (PRT6) { Name (_ADR, 6) } // USB Port 5 + } +} + +// EHCI #2 Controller 0:1a.0 + +Device (EHC2) +{ + Name(_ADR, 0x001a0000) + + Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake + + // Leave USB ports on for to allow Wake from USB + + Method(_S3D,0) // Highest D State in S3 State + { + Return (2) + } + + Method(_S4D,0) // Highest D State in S4 State + { + Return (2) + } + + Device (HUB7) + { + Name (_ADR, 0x00000000) + + // How many are there? + Device (PRT1) { Name (_ADR, 1) } // USB Port 0 + Device (PRT2) { Name (_ADR, 2) } // USB Port 1 + Device (PRT3) { Name (_ADR, 3) } // USB Port 2 + Device (PRT4) { Name (_ADR, 4) } // USB Port 3 + Device (PRT5) { Name (_ADR, 5) } // USB Port 4 + Device (PRT6) { Name (_ADR, 6) } // USB Port 5 + } +} + +Device (XHC) +{ + Name(_ADR, 0x00140000) + OperationRegion(XDEV, PCI_Config, 0, 256) + Field(XDEV, DWordAcc, NoLock, Preserve) + { + Offset(0xD0), + X2PR, 32, // XUSB2PR + PRM2, 32, // XUSB2PRM + SSEN, 32, // USB3_PSSEN + RPM3, 32, // USB3PRM + XPRT, 32, // XHCI Ports + } + + Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake + + Method(POSC,3,Serialized) + { + // Create DWord field from the Capabilities Buffer + CreateDWordField(Arg2,0,CDW1) + + // Check revision + If(LNotEqual(Arg1,One)) { + // Set unknown revision bit + Or(CDW1,0x8,CDW1) + } + + // Set failure if xHCI is disabled by coreboot + If(LEqual(XHCI, 0)) { + Or(CDW1,0x2,CDW1) + } + + // Query flag clear and xHCI in auto mode + If(LAnd(LNot(And(CDW1,0x1)),LOr(LEqual(XHCI ,2), LEqual(XHCI ,3)))) { + Store ("XHCI Switch", Debug) + Store(Zero, Local0) + And(XPRT, 0x3, Local0) + If(LOr(LEqual(Local0, 0), LEqual(Local0, 1))) { + Store(0xF, Local1) + } + ElseIf(LEqual(Local0, 2)) { + Store(0x3, Local1) + } + ElseIf(LEqual(Local0, 3)) { + Store(Zero, Local1) + } + And(RPM3, 0xFFFFFFF0, Local0) + Or(Local0, Local1, RPM3) + And(PRM2, 0xFFFFFFF0, Local0) + Or(Local0, Local1, PRM2) + And(SSEN, 0xFFFFFFF0, Local0) + Or(Local0, Local1, SSEN) + And(X2PR, 0xFFFFFFF0, Local0) + Or(Local0, Local1, X2PR) + } + Return(Arg2) + } + + // Leave USB ports on for to allow Wake from USB + Method(_S3D,0) // Highest D State in S3 State + { + Return (2) + } + + Method(_S4D,0) // Highest D State in S4 State + { + Return (2) + } +} |