S_MC_tRRD
#define M_MC_tRRD _SB_MAKEMASK(4,S_MC_tRRD)
#define V_MC_tRRD(x) _SB_MAKEVALUE(x,S_MC_tRRD)
#define G_MC_tRRD(x) _SB_GETVALUE(x,S_MC_tRRD,M_MC_tRRD)