>>>>> "Venkatesh" = Venkatesh Pallipadi writes: Venkatesh> PAL_GET_PSTATE accepts a type argument to return different Venkatesh> kinds of frequency information. Refer: Intel Venkatesh> Itanium®Architecture Software Developer's Manual - Venkatesh> Volume 2: System Architecture, Revision 2.2 Venkatesh> (http://developer.intel.com/design/itanium/manuals/245318.htm) .... Venkatesh> @@ -79,6 +79,11 @@ Venkatesh> #define PAL_GET_PSTATE 262 /* get the current P-state */ Venkatesh> #define PAL_SET_PSTATE 263 /* set the P-state */ Venkatesh> Venkatesh> +#define PAL_GET_PSTATE_TYPE_LASTSET (0) Venkatesh> +#define PAL_GET_PSTATE_TYPE_AVGANDRESET (1) Venkatesh> +#define PAL_GET_PSTATE_TYPE_AVGNORESET (2) Venkatesh> +#define PAL_GET_PSTATE_TYPE_INSTANT (3) Venkatesh> + Hi Venkatesh, Please respect the previous formatting of the file and not add pointless parenthesises around the constants like that. Cheers, Jes