<p>Duncan Laurie has uploaded this change for <strong>review</strong>.</p><p><a href="https://review.coreboot.org/c/coreboot/+/29754">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">soc/intel/common/acpi: Add common CPU methods<br><br>Add a common ASL file for expected CPU methods so it does not need<br>to be duplicated in every SOC implementation.<br><br>Change-Id: Ifd467ef84a391698cd395172c3f0d4e801bdd09b<br>Signed-off-by: Duncan Laurie <dlaurie@google.com><br>---<br>A src/soc/intel/common/acpi/cpu.asl<br>1 file changed, 118 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://review.coreboot.org:29418/coreboot refs/changes/54/29754/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/soc/intel/common/acpi/cpu.asl b/src/soc/intel/common/acpi/cpu.asl</span><br><span>new file mode 100644</span><br><span>index 0000000..79eaac4</span><br><span>--- /dev/null</span><br><span>+++ b/src/soc/intel/common/acpi/cpu.asl</span><br><span>@@ -0,0 +1,118 @@</span><br><span style="color: hsl(120, 100%, 40%);">+/*</span><br><span style="color: hsl(120, 100%, 40%);">+ * This file is part of the coreboot project.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * Copyright 2018 Google LLC</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * This program is free software; you can redistribute it and/or modify</span><br><span style="color: hsl(120, 100%, 40%);">+ * it under the terms of the GNU General Public License as published by</span><br><span style="color: hsl(120, 100%, 40%);">+ * the Free Software Foundation; version 2 of the License.</span><br><span style="color: hsl(120, 100%, 40%);">+ *</span><br><span style="color: hsl(120, 100%, 40%);">+ * This program is distributed in the hope that it will be useful,</span><br><span style="color: hsl(120, 100%, 40%);">+ * but WITHOUT ANY WARRANTY; without even the implied warranty of</span><br><span style="color: hsl(120, 100%, 40%);">+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span><br><span style="color: hsl(120, 100%, 40%);">+ * GNU General Public License for more details.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* These devices are created at runtime */</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP00, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP01, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP02, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP03, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP04, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP05, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP06, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+External (\_PR.CP07, DeviceObj)</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* Notify OS to re-read CPU tables, assuming ^2 CPU count */</span><br><span style="color: hsl(120, 100%, 40%);">+Method (PNOT)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 2)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP00, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP01, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 4)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP02, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP03, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 8)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP04, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP05, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP06, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP07, 0x81) // _CST</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* Notify OS to re-read CPU _PPC limit, assuming ^2 CPU count */</span><br><span style="color: hsl(120, 100%, 40%);">+Method (PPCN)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 2)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP00, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP01, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 4)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP02, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP03, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 8)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP04, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP05, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP06, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP07, 0x80) // _PPC</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* Notify OS to re-read Throttle Limit tables, assuming ^2 CPU count */</span><br><span style="color: hsl(120, 100%, 40%);">+Method (TNOT)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 2)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP00, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP01, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 4)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP02, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP03, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 8)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP04, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP05, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP06, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ Notify (\_PR.CP07, 0x82) // _TPC</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* Return a package containing enabled processor entries */</span><br><span style="color: hsl(120, 100%, 40%);">+Method (PPKG)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ If (LGreaterEqual (\PCNT, 8)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Return (Package()</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP00,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP01,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP02,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP03,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP04,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP05,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP06,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP07</span><br><span style="color: hsl(120, 100%, 40%);">+ })</span><br><span style="color: hsl(120, 100%, 40%);">+ } ElseIf (LGreaterEqual (\PCNT, 4)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Return (Package ()</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP00,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP01,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP02,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP03</span><br><span style="color: hsl(120, 100%, 40%);">+ })</span><br><span style="color: hsl(120, 100%, 40%);">+ } ElseIf (LGreaterEqual (\PCNT, 2)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Return (Package ()</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP00,</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP01</span><br><span style="color: hsl(120, 100%, 40%);">+ })</span><br><span style="color: hsl(120, 100%, 40%);">+ } Else {</span><br><span style="color: hsl(120, 100%, 40%);">+ Return (Package ()</span><br><span style="color: hsl(120, 100%, 40%);">+ {</span><br><span style="color: hsl(120, 100%, 40%);">+ \_PR.CP00</span><br><span style="color: hsl(120, 100%, 40%);">+ })</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span></span><br></pre><p>To view, visit <a href="https://review.coreboot.org/c/coreboot/+/29754">change 29754</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://review.coreboot.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://review.coreboot.org/c/coreboot/+/29754"/><meta itemprop="name" content="View Change"/></div></div>
<div style="display:none"> Gerrit-Project: coreboot </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: Ifd467ef84a391698cd395172c3f0d4e801bdd09b </div>
<div style="display:none"> Gerrit-Change-Number: 29754 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Duncan Laurie <dlaurie@chromium.org> </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>