PBF_REG_DISABLE_NEW_TASK_PROC_P0
REG_WR(sc, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x1);
REG_WR(sc, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x0);