PSR_CUR_SPEED_MASK   51 drivers/cpufreq/maple-cpufreq.c #define PSR_CUR_SPEED_MASK	0x0300000000000000U   /* current speed */
PSR_CUR_SPEED_MASK   57 drivers/cpufreq/pmac64-cpufreq.c #define PSR_CUR_SPEED_MASK	0x0300000000000000U   /* current speed */