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author | Nicolas Reinecke <nr@das-labor.org> | 2015-01-31 19:20:50 +0100 |
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committer | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2015-02-08 09:26:46 +0100 |
commit | 29d358e6a1773205fb225f380e1a1d052912abfe (patch) | |
tree | 7844f6b30120f1b7c08b7e962343b8d367e23450 /src/mainboard/lenovo/t430s/acpi/platform.asl | |
parent | b5669ba57937f48ffe201395c3e3b1527c14d1fa (diff) | |
download | coreboot-29d358e6a1773205fb225f380e1a1d052912abfe.tar.xz |
lenovo/t430s: Add new port.
The port is based on the x230 / t530.
Tested - is in active use.
Change-Id: Ic5ccfe70343e8aef3465690edce9cdebf153a44d
Signed-off-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-on: http://review.coreboot.org/8359
Tested-by: build bot (Jenkins)
Reviewed-by: Philipp Deppenwiese <zaolin@das-labor.org>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Diffstat (limited to 'src/mainboard/lenovo/t430s/acpi/platform.asl')
-rw-r--r-- | src/mainboard/lenovo/t430s/acpi/platform.asl | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t430s/acpi/platform.asl b/src/mainboard/lenovo/t430s/acpi/platform.asl new file mode 100644 index 0000000000..f937dc552a --- /dev/null +++ b/src/mainboard/lenovo/t430s/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}) +} |