S_INITIALSSTHRESH
#define V_INITIALSSTHRESH(x) ((x) << S_INITIALSSTHRESH)
#define G_INITIALSSTHRESH(x) (((x) >> S_INITIALSSTHRESH) & M_INITIALSSTHRESH)
#define V_INITIALSSTHRESH(x) ((x) << S_INITIALSSTHRESH)
#define G_INITIALSSTHRESH(x) (((x) >> S_INITIALSSTHRESH) & M_INITIALSSTHRESH)