diff options
Diffstat (limited to 'src/mainboard/lenovo/t420s/acpi')
-rw-r--r-- | src/mainboard/lenovo/t420s/acpi/ec.asl | 26 | ||||
-rw-r--r-- | src/mainboard/lenovo/t420s/acpi/platform.asl | 77 | ||||
-rw-r--r-- | src/mainboard/lenovo/t420s/acpi/superio.asl | 1 |
3 files changed, 104 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t420s/acpi/ec.asl b/src/mainboard/lenovo/t420s/acpi/ec.asl new file mode 100644 index 0000000000..4b3e72cb03 --- /dev/null +++ b/src/mainboard/lenovo/t420s/acpi/ec.asl @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (c) 2011 Sven Schnelle <svens@stackframe.org> + * + * 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 + */ + +#include <ec/lenovo/h8/acpi/ec.asl> + +Scope(\_SB.PCI0.LPCB.EC) +{ +} diff --git a/src/mainboard/lenovo/t420s/acpi/platform.asl b/src/mainboard/lenovo/t420s/acpi/platform.asl new file mode 100644 index 0000000000..f937dc552a --- /dev/null +++ b/src/mainboard/lenovo/t420s/acpi/platform.asl @@ -0,0 +1,77 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011-2012 The Chromium OS Authors. All rights reserved. + * + * 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 + */ + +/* The APM port can be used for generating software SMIs */ + +OperationRegion (APMP, SystemIO, 0xb2, 2) +Field (APMP, ByteAcc, NoLock, Preserve) +{ + APMC, 8, // APM command + APMS, 8 // APM status +} + +/* Port 80 POST */ + +OperationRegion (POST, SystemIO, 0x80, 1) +Field (POST, ByteAcc, Lock, Preserve) +{ + DBG0, 8 +} + +/* SMI I/O Trap */ +Method(TRAP, 1, Serialized) +{ + Store (Arg0, SMIF) // SMI Function + Store (0, TRP0) // Generate trap + Return (SMIF) // Return value of SMI handler +} + +/* The _PIC method is called by the OS to choose between interrupt + * routing via the i8259 interrupt controller or the APIC. + * + * _PIC is called with a parameter of 0 for i8259 configuration and + * with a parameter of 1 for Local Apic/IOAPIC configuration. + */ + +Method(_PIC, 1) +{ + // Remember the OS' IRQ routing choice. + Store(Arg0, PICM) +} + +/* The _PTS method (Prepare To Sleep) is called before the OS is + * entering a sleep state. The sleep state number is passed in Arg0 + */ + +Method(_PTS,1) +{ + +} + +/* The _WAK method is called on system wakeup */ + +Method(_WAK,1) +{ + /* ME may not be up yet. */ + Store (0, \_TZ.MEB1) + Store (0, \_TZ.MEB2) + + /* Not implemented. */ + Return(Package(){0,0}) +} diff --git a/src/mainboard/lenovo/t420s/acpi/superio.asl b/src/mainboard/lenovo/t420s/acpi/superio.asl new file mode 100644 index 0000000000..03b65bc816 --- /dev/null +++ b/src/mainboard/lenovo/t420s/acpi/superio.asl @@ -0,0 +1 @@ +#include <drivers/pc80/ps2_controller.asl> |