cvs commit: src/sys/dev/acpica acpi_cpu.c

Rui Paulo rpaulo at
Mon Mar 17 12:56:23 PDT 2008

rpaulo      2008-03-17 19:56:22 UTC

  FreeBSD src repository

  Modified files:        (Branch: RELENG_7)
    sys/dev/acpica       acpi_cpu.c 
  MFC r1.71:
   Some PIIX4 chipsets need to be told to generate Stop Breaks by
   the appropriate bit in the DEVACTB register.
   This change allows the C2 state on those systems to work as expected.
   Reviewed by:    njl
   Submitted by:   Andriy Gapon <avg at>
  Revision  Changes    Path  +20 -0     src/sys/dev/acpica/acpi_cpu.c

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