pica 193 arch/m68k/apollo/config.c *(volatile unsigned char *)(pica+1)&=(~8); pica 13 arch/m68k/apollo/dn_ints.c *(volatile unsigned char *)(pica+1) &= ~(1 << irq); pica 24 arch/m68k/apollo/dn_ints.c *(volatile unsigned char *)(pica+1) |= (1 << irq); pica 31 arch/m68k/apollo/dn_ints.c *(volatile unsigned char *)(pica) = 0x20;