mask_num         1774 src/dps8/dps8_scu.c             int mask_num = -1;
mask_num         1785 src/dps8/dps8_scu.c                       mask_num = p;
mask_num         1812 src/dps8/dps8_scu.c             scu [scu_unit_idx].exec_intr_mask [mask_num] = 0;
mask_num         1813 src/dps8/dps8_scu.c             scu [scu_unit_idx].exec_intr_mask [mask_num] |=
mask_num         1815 src/dps8/dps8_scu.c             scu [scu_unit_idx].exec_intr_mask [mask_num] |=
mask_num         1820 src/dps8/dps8_scu.c 
mask_num         1821 src/dps8/dps8_scu.c 
mask_num         1829 src/dps8/dps8_scu.c                        scu_unit_idx, port_num, mask_num,
mask_num         1830 src/dps8/dps8_scu.c                        scu [scu_unit_idx].exec_intr_mask [mask_num]);
mask_num         1832 src/dps8/dps8_scu.c             scu [scu_unit_idx].mask_enable [mask_num] = 1;
mask_num         1836 src/dps8/dps8_scu.c                        scu_unit_idx, 'a' + mask_num,
mask_num         1837 src/dps8/dps8_scu.c                        scu[scu_unit_idx].exec_intr_mask[mask_num]);