MMTIMER_IOCTL_BASE   49 include/linux/mmtimer.h #define MMTIMER_GETOFFSET _IO(MMTIMER_IOCTL_BASE, 0)
MMTIMER_IOCTL_BASE   50 include/linux/mmtimer.h #define MMTIMER_GETRES _IOR(MMTIMER_IOCTL_BASE, 1, unsigned long)
MMTIMER_IOCTL_BASE   51 include/linux/mmtimer.h #define MMTIMER_GETFREQ _IOR(MMTIMER_IOCTL_BASE, 2, unsigned long)
MMTIMER_IOCTL_BASE   52 include/linux/mmtimer.h #define MMTIMER_GETBITS _IO(MMTIMER_IOCTL_BASE, 4)
MMTIMER_IOCTL_BASE   53 include/linux/mmtimer.h #define MMTIMER_MMAPAVAIL _IO(MMTIMER_IOCTL_BASE, 6)
MMTIMER_IOCTL_BASE   54 include/linux/mmtimer.h #define MMTIMER_GETCOUNTER _IOR(MMTIMER_IOCTL_BASE, 9, unsigned long)