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[Xen-devel] [PATCH 1/9] Add cpu idle pwr mgmt to xen

  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Wei, Gang" <gang.wei@xxxxxxxxx>
  • Date: Fri, 25 Apr 2008 13:07:55 +0800
  • Delivery-date: Thu, 24 Apr 2008 22:09:17 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcimklJCPOH/MtO7S+K/FieFl7t35A==
  • Thread-topic: [PATCH 1/9] Add cpu idle pwr mgmt to xen
Add basic acpi C-states based cpu idle power mgmt in xen for x86.

It includes:
 1. hypercall definition for passing ACPI info.
 2. C1/C2 support.
 3. Mwait support, as well as legacy ioport.
 4. Ladder policy from Linux kernel.

A lot of code & ideas came from Linux.

Signed-off-by: Wei Gang <gang.wei@xxxxxxxxx>

Attachment: xen-1-cx_base-0425.patch
Description: xen-1-cx_base-0425.patch

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