taglinefilesource code
ident140kernel/chr_drv/serial.cunsigned char ident;
ident145kernel/chr_drv/serial.cident = inb(info->port+2) & 7;
ident146kernel/chr_drv/serial.cif (ident & 1)
ident148kernel/chr_drv/serial.cident >>= 1;
ident149kernel/chr_drv/serial.cif (ident > 3)
ident151kernel/chr_drv/serial.cjmp_table[ident](info);