pIFR 119 arch/m68k/mac/psc.c int pIFR = pIFRbase + offset; pIFR 124 arch/m68k/mac/psc.c events = psc_read_byte(pIFR) & psc_read_byte(pIER) & 0xF; pIFR 132 arch/m68k/mac/psc.c psc_write_byte(pIFR, irq_bit);