vserver 1.9.3

[linux-2.6.git] / arch / x86_64 / kernel / cpufreq / Kconfig

diff --git a/arch/x86_64/kernel/cpufreq/Kconfig b/arch/x86_64/kernel/cpufreq/Kconfig
index 1b3aefc..dcb518e 100644 (file)
--- a/arch/x86_64/kernel/cpufreq/Kconfig
+++ b/arch/x86_64/kernel/cpufreq/Kconfig
@@ -41,4 +41,58 @@ config X86_POWERNOW_K8
 
          If in doubt, say N.
 
+config X86_POWERNOW_K8_ACPI
+       bool
+       depends on ((X86_POWERNOW_K8 = "m" && ACPI_PROCESSOR) || (X86_POWERNOW_K8 = "y" && ACPI_PROCESSOR = "y"))
+       default y
+
+config X86_SPEEDSTEP_CENTRINO
+       tristate "Intel Enhanced SpeedStep"
+       depends on CPU_FREQ_TABLE
+       help
+         This adds the CPUFreq driver for Enhanced SpeedStep enabled
+         mobile CPUs.  This means Intel Pentium M (Centrino) CPUs
+         or 64bit enabled Intel Xeons.
+
+         For details, take a look at <file:Documentation/cpu-freq/>.
+
+         If in doubt, say N.
+
+config X86_SPEEDSTEP_CENTRINO_TABLE
+       bool
+       depends on X86_SPEEDSTEP_CENTRINO
+       default y
+
+config X86_SPEEDSTEP_CENTRINO_ACPI
+       bool "Use ACPI tables to decode valid frequency/voltage pairs (EXPERIMENTAL)"
+       depends on EXPERIMENTAL
+       depends on ((X86_SPEEDSTEP_CENTRINO = "m" && ACPI_PROCESSOR) || (X86_SPEEDSTEP_CENTRINO = "y" && ACPI_PROCESSOR = "y"))
+       help
+         Use primarily the information provided in the BIOS ACPI tables
+         to determine valid CPU frequency and voltage pairings.
+
+         If in doubt, say Y.
+
+config X86_ACPI_CPUFREQ
+       tristate "ACPI Processor P-States driver"
+       depends on CPU_FREQ_TABLE && ACPI_PROCESSOR
+       help
+         This driver adds a CPUFreq driver which utilizes the ACPI
+         Processor Performance States.
+
+         For details, take a look at <file:Documentation/cpu-freq/>.
+
+         If in doubt, say N.
+
+config X86_ACPI_CPUFREQ_PROC_INTF
+        bool "/proc/acpi/processor/../performance interface (deprecated)"
+       depends on X86_ACPI_CPUFREQ && PROC_FS
+       help
+         This enables the deprecated /proc/acpi/processor/../performance
+         interface. While it is helpful for debugging, the generic,
+         cross-architecture cpufreq interfaces should be used.
+
+         If in doubt, say N.
+
 endmenu
+