Edward O'Callaghan (eocallaghan@alterapraxis.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5889
-gerrit
commit dcba07ac3eb52463d5c69ee609b0728d082d4a49 Author: Edward O'Callaghan eocallaghan@alterapraxis.com Date: Sat May 31 16:19:40 2014 +1000
mainboard/jetway/nf81-t56n-lf: Provide ACPI thermal zone
NOTFORMERGE - yet - Has a SystemIO conflict with 0x...220 - 0x...227 from somewhere else???
Change-Id: Ibb0295154fca23a3819953db0119692b26096e34 Signed-off-by: Edward O'Callaghan eocallaghan@alterapraxis.com --- src/mainboard/jetway/nf81-t56n-lf/acpi/gpe.asl | 27 ++++++-- .../jetway/nf81-t56n-lf/acpi/mainboard.asl | 1 + src/mainboard/jetway/nf81-t56n-lf/acpi/thermal.asl | 76 ++++++++++++++++++++-- src/mainboard/jetway/nf81-t56n-lf/dsdt.asl | 6 ++ 4 files changed, 102 insertions(+), 8 deletions(-)
diff --git a/src/mainboard/jetway/nf81-t56n-lf/acpi/gpe.asl b/src/mainboard/jetway/nf81-t56n-lf/acpi/gpe.asl index 6ad1ad4..a30698a 100644 --- a/src/mainboard/jetway/nf81-t56n-lf/acpi/gpe.asl +++ b/src/mainboard/jetway/nf81-t56n-lf/acpi/gpe.asl @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2011 Advanced Micro Devices, Inc. + * Copyright (C) 2014 Edward O'Callaghan eocallaghan@alterapraxis.com * * 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 @@ -17,7 +18,14 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
-Scope(_GPE) { /* Start Scope GPE */ +Scope(_GPE) +{ + OperationRegion (IP, SystemIO, 0x0225, 0x02) + Field (IP, ByteAcc, NoLock, Preserve) + { + INDX, 8, + DAT0, 8 + }
/* General event 3 */ Method(_L03) { @@ -31,9 +39,21 @@ Scope(_GPE) { /* Start Scope GPE */ }
/* Temp warning (TWarn) event */ - Method(_L09) { + Method(_L09, 0, NotSerialized) + { /* DBGO("\_GPE\_L09\n") */ - /* Notify (_TZ.TZ00, 0x80) */ + Store (GBYT (0x66), Local0) + If (LNotEqual (And (Local0, 0x02), Zero)) + { + Notify (_TZ.THRM, 0x80) + } + } + + Method (GBYT, 1, NotSerialized) + { + Store (Arg0, INDX) + Store (DAT0, Local0) + Return (Local0) }
/* USB controller PME# */ @@ -80,4 +100,3 @@ Scope(_GPE) { /* Start Scope GPE */
/* Contains the GPEs for USB overcurrent */ #include "usb_oc.asl" - diff --git a/src/mainboard/jetway/nf81-t56n-lf/acpi/mainboard.asl b/src/mainboard/jetway/nf81-t56n-lf/acpi/mainboard.asl index 47c17df..df2e781 100644 --- a/src/mainboard/jetway/nf81-t56n-lf/acpi/mainboard.asl +++ b/src/mainboard/jetway/nf81-t56n-lf/acpi/mainboard.asl @@ -34,6 +34,7 @@ Name(SSFG, 0x0D) /* S1 support: bit 0, S2 Support: bit 1, etc. S0 & S5 assumed * Name(OSTP, 3) Name(OSV, Ones) /* Assume nothing */ Name(PMOD, One) /* Assume APIC */ +Name (TPCH, Zero) /* Thermal zone channel */
Scope(_SB) { Method(CkOT, 0, NotSerialized) diff --git a/src/mainboard/jetway/nf81-t56n-lf/acpi/thermal.asl b/src/mainboard/jetway/nf81-t56n-lf/acpi/thermal.asl index 2f50475..b73a7ce 100644 --- a/src/mainboard/jetway/nf81-t56n-lf/acpi/thermal.asl +++ b/src/mainboard/jetway/nf81-t56n-lf/acpi/thermal.asl @@ -1,6 +1,8 @@ /* * This file is part of the coreboot project. * + * Copyright (C) 2014 Edward O'Callaghan eocallaghan@alterapraxis.com + * * 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. @@ -15,7 +17,73 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
-/* Thermal Zones have been #if 0 for a long time. - * Removing it for now because it doesn't seem to - * do anything when enabled anyway. - */ +/* Thermal Zones. */ + +Scope (_TZ) +{ + OperationRegion (IP, SystemIO, 0x0225, 0x02) + Field (IP, ByteAcc, NoLock, Preserve) + { + INDX, 8, + DAT0, 8 + } + + ThermalZone (THRM) + { + Method (KELV, 1, NotSerialized) + { + Store (Arg0, Local1) + Multiply (0x0A, Local1, Local1) + Add (Local1, 0x0AAC, Local1) + Return (Local1) + } + + Method (_TMP, 0, NotSerialized) // _TMP: Temperature + { + If (LEqual (TPCH, One)) + { + While (LGreater (GBYT (0x7A), 0x7E)) + { + Store (GBYT (0x7A), DBG8) + Sleep (0xFA) + Store (One, Local1) + Multiply (0x0A, Local1, Local1) + Add (Local1, 0x0AAC, Local1) + Return (Local1) + } + } + + Return (KELV (CTMP ())) + } + + Method (_CRT, 0, NotSerialized) // _CRT: Critical Temperature + { + Return (KELV (STMP ())) + } + + Method (STMP, 0, NotSerialized) + { + Store (GBYT (0x82), Local0) + Return (Local0) + } + + Method (CTMP, 0, NotSerialized) + { + Store (GBYT (0x7A), Local0) + Store (Local0, DBG8) + If (LGreaterEqual (Local0, 0x65)) + { + Store (0x30, Local0) + } + + Return (Local0) + } + + Method (GBYT, 1, NotSerialized) + { + Store (Arg0, INDX) + Store (DAT0, Local0) + Return (Local0) + } + } +} diff --git a/src/mainboard/jetway/nf81-t56n-lf/dsdt.asl b/src/mainboard/jetway/nf81-t56n-lf/dsdt.asl index a650bca..a67d816 100644 --- a/src/mainboard/jetway/nf81-t56n-lf/dsdt.asl +++ b/src/mainboard/jetway/nf81-t56n-lf/dsdt.asl @@ -56,6 +56,12 @@ DefinitionBlock ( /* Contains the Sleep methods (WAK, PTS, GTS, etc.) */ #include "acpi/sleep.asl"
+ OperationRegion (DEB0, SystemIO, 0x80, One) + Field (DEB0, ByteAcc, NoLock, Preserve) + { + DBG8, 8 + } + #include "acpi/gpe.asl" #include <southbridge/amd/cimx/sb800/acpi/smbus.asl> #include "acpi/thermal.asl"