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include
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linux
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ðŸ“
..
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a.out.h
(6.73 KB)
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acct.h
(3.65 KB)
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adb.h
(1.11 KB)
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adfs_fs.h
(936 B)
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affs_hardblocks.h
(1.51 KB)
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agpgart.h
(3.85 KB)
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aio_abi.h
(3.34 KB)
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am437x-vpfe.h
(3.59 KB)
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android
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apm_bios.h
(3.6 KB)
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arcfb.h
(213 B)
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arm_sdei.h
(2.69 KB)
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aspeed-lpc-ctrl.h
(1.74 KB)
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atalk.h
(1023 B)
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atm.h
(7.7 KB)
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atm_eni.h
(648 B)
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atm_he.h
(406 B)
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atm_idt77105.h
(955 B)
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atm_nicstar.h
(1.25 KB)
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atm_tcp.h
(1.58 KB)
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atm_zatm.h
(1.5 KB)
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atmapi.h
(952 B)
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atmarp.h
(1.27 KB)
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atmbr2684.h
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atmclip.h
(576 B)
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atmdev.h
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atmioc.h
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atmlec.h
(2.33 KB)
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atmmpc.h
(4.13 KB)
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atmppp.h
(639 B)
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atmsap.h
(4.85 KB)
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atmsvc.h
(1.81 KB)
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audit.h
(19.92 KB)
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auto_dev-ioctl.h
(4.87 KB)
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auto_fs.h
(6.28 KB)
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auto_fs4.h
(451 B)
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auxvec.h
(1.56 KB)
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ax25.h
(2.76 KB)
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b1lli.h
(1.68 KB)
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batadv_packet.h
(20.01 KB)
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batman_adv.h
(11.7 KB)
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baycom.h
(883 B)
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bcache.h
(8.17 KB)
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bcm933xx_hcs.h
(419 B)
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bfs_fs.h
(1.85 KB)
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binfmts.h
(628 B)
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blkpg.h
(904 B)
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blktrace_api.h
(4.59 KB)
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blkzoned.h
(6.45 KB)
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bpf.h
(223.3 KB)
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bpf_common.h
(1.33 KB)
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bpf_perf_event.h
(529 B)
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bpfilter.h
(465 B)
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bpqether.h
(981 B)
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bsg.h
(2.44 KB)
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bt-bmc.h
(572 B)
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btf.h
(4.68 KB)
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btrfs.h
(28.24 KB)
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btrfs_tree.h
(24.69 KB)
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byteorder
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caif
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can
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can.h
(7.7 KB)
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capability.h
(13.2 KB)
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capi.h
(3.05 KB)
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cciss_defs.h
(3.2 KB)
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cciss_ioctl.h
(2.7 KB)
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cdrom.h
(28.18 KB)
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cec-funcs.h
(52.64 KB)
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cec.h
(36.81 KB)
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cfm_bridge.h
(1.42 KB)
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cgroupstats.h
(2.17 KB)
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chio.h
(5.22 KB)
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cifs
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close_range.h
(377 B)
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cm4000_cs.h
(1.76 KB)
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cn_proc.h
(3.38 KB)
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coda.h
(17.09 KB)
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coda_psdev.h
(783 B)
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coff.h
(12.18 KB)
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connector.h
(2.2 KB)
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const.h
(788 B)
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coresight-stm.h
(674 B)
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cramfs_fs.h
(3.47 KB)
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cryptouser.h
(3.31 KB)
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cuda.h
(905 B)
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cyclades.h
(16.71 KB)
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cycx_cfm.h
(2.92 KB)
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dcbnl.h
(24.65 KB)
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dccp.h
(6.29 KB)
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devlink.h
(21.05 KB)
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dlm.h
(2.49 KB)
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dlm_device.h
(2.48 KB)
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dlm_netlink.h
(1.13 KB)
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dlm_plock.h
(894 B)
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dlmconstants.h
(4.96 KB)
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dm-ioctl.h
(11.13 KB)
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dm-log-userspace.h
(14.83 KB)
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dma-buf.h
(5.12 KB)
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dn.h
(4.53 KB)
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dqblk_xfs.h
(9.03 KB)
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dvb
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edd.h
(5.47 KB)
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efs_fs_sb.h
(2.17 KB)
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elf-em.h
(2.14 KB)
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elf-fdpic.h
(1.1 KB)
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elf.h
(13.16 KB)
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elfcore.h
(2.92 KB)
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errno.h
(23 B)
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errqueue.h
(1.44 KB)
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erspan.h
(1.03 KB)
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ethtool.h
(81.89 KB)
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ethtool_netlink.h
(22.29 KB)
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eventpoll.h
(2.67 KB)
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fadvise.h
(842 B)
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falloc.h
(3.5 KB)
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fanotify.h
(5.22 KB)
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fb.h
(16.09 KB)
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fcntl.h
(4.08 KB)
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fd.h
(11.4 KB)
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fdreg.h
(5.29 KB)
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fib_rules.h
(1.99 KB)
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fiemap.h
(2.71 KB)
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filter.h
(2.16 KB)
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firewire-cdev.h
(42.86 KB)
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firewire-constants.h
(3.16 KB)
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flat.h
(2.1 KB)
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fou.h
(694 B)
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fpga-dfl.h
(8.52 KB)
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fs.h
(13.11 KB)
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fsl_hypervisor.h
(7.13 KB)
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fsmap.h
(4.29 KB)
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fuse.h
(22.92 KB)
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futex.h
(4.88 KB)
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gameport.h
(897 B)
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gen_stats.h
(1.49 KB)
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genetlink.h
(2.12 KB)
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genwqe
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gfs2_ondisk.h
(14.4 KB)
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gigaset_dev.h
(1.41 KB)
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gpio.h
(6.59 KB)
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gsmmux.h
(1.02 KB)
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gtp.h
(681 B)
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hash_info.h
(921 B)
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hdlc
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hdlc.h
(637 B)
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hdlcdrv.h
(2.84 KB)
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hdreg.h
(22.17 KB)
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hid.h
(1.86 KB)
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hiddev.h
(6.2 KB)
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hidraw.h
(1.95 KB)
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hpet.h
(743 B)
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hsi
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hsr_netlink.h
(1.06 KB)
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hw_breakpoint.h
(742 B)
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hyperv.h
(10.89 KB)
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hysdn_if.h
(1.35 KB)
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i2c-dev.h
(2.55 KB)
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i2c.h
(6.96 KB)
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i2o-dev.h
(11.28 KB)
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i8k.h
(1.49 KB)
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icmp.h
(2.91 KB)
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icmpv6.h
(3.94 KB)
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idxd.h
(8.22 KB)
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if.h
(10.65 KB)
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if_addr.h
(1.84 KB)
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if_addrlabel.h
(721 B)
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if_alg.h
(946 B)
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if_arcnet.h
(3.63 KB)
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if_arp.h
(6.42 KB)
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if_bonding.h
(5.17 KB)
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if_bridge.h
(19.06 KB)
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if_cablemodem.h
(986 B)
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if_eql.h
(1.32 KB)
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if_ether.h
(8.05 KB)
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if_fc.h
(1.7 KB)
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if_fddi.h
(3.66 KB)
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if_frad.h
(2.95 KB)
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if_hippi.h
(4.14 KB)
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if_infiniband.h
(1.22 KB)
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if_link.h
(30.28 KB)
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if_ltalk.h
(210 B)
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if_macsec.h
(5.7 KB)
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if_packet.h
(7.73 KB)
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if_phonet.h
(424 B)
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if_plip.h
(660 B)
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if_ppp.h
(29 B)
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if_pppol2tp.h
(3.21 KB)
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if_pppox.h
(4.76 KB)
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if_slip.h
(872 B)
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if_team.h
(2.54 KB)
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if_tun.h
(4 KB)
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if_tunnel.h
(4.41 KB)
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if_vlan.h
(1.79 KB)
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if_x25.h
(881 B)
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if_xdp.h
(2.94 KB)
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ife.h
(351 B)
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igmp.h
(2.99 KB)
ðŸ“
iio
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ila.h
(1.22 KB)
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in.h
(9.78 KB)
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in6.h
(7.26 KB)
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in_route.h
(936 B)
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inet_diag.h
(4.56 KB)
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inotify.h
(3.21 KB)
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input-event-codes.h
(27.94 KB)
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input.h
(15.61 KB)
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io_uring.h
(6.06 KB)
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ioctl.h
(163 B)
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iommu.h
(4.79 KB)
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ip.h
(4.62 KB)
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ip6_tunnel.h
(1.91 KB)
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ip_vs.h
(13.31 KB)
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ipc.h
(2.05 KB)
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ipmi.h
(15.08 KB)
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ipmi_bmc.h
(464 B)
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ipmi_msgdefs.h
(3.35 KB)
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ipmi_ssif_bmc.h
(441 B)
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ipsec.h
(947 B)
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ipv6.h
(3.87 KB)
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ipv6_route.h
(1.86 KB)
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ipx.h
(2.29 KB)
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irqnr.h
(104 B)
ðŸ“
isdn
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isdn.h
(5.64 KB)
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isdn_divertif.h
(1.17 KB)
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isdn_ppp.h
(1.88 KB)
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isdnif.h
(2.31 KB)
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iso_fs.h
(6.33 KB)
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isst_if.h
(5.26 KB)
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ivtv.h
(2.95 KB)
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ivtvfb.h
(1.18 KB)
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jffs2.h
(6.85 KB)
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joystick.h
(3.35 KB)
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kcm.h
(822 B)
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kcmp.h
(522 B)
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kcov.h
(1.07 KB)
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kd.h
(6.11 KB)
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kdev_t.h
(383 B)
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kernel-page-flags.h
(900 B)
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kernel.h
(438 B)
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kernelcapi.h
(1019 B)
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kexec.h
(1.79 KB)
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keyboard.h
(12.48 KB)
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keyctl.h
(3.42 KB)
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kfd_ioctl.h
(28.14 KB)
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kfd_sysfs.h
(4.25 KB)
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kvm.h
(60.12 KB)
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kvm_para.h
(1001 B)
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l2tp.h
(5.46 KB)
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libc-compat.h
(8.09 KB)
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lightnvm.h
(4.92 KB)
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limits.h
(937 B)
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lirc.h
(7.63 KB)
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llc.h
(3.09 KB)
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loop.h
(3.42 KB)
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lp.h
(4.09 KB)
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lwtunnel.h
(2.13 KB)
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magic.h
(3.45 KB)
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major.h
(4.6 KB)
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map_to_7segment.h
(7.08 KB)
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matroxfb.h
(1.43 KB)
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max2175.h
(1.01 KB)
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mdio.h
(16.87 KB)
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media-bus-format.h
(6.26 KB)
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media.h
(11.12 KB)
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mei.h
(3.39 KB)
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membarrier.h
(7.71 KB)
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memfd.h
(1.29 KB)
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mempolicy.h
(2.18 KB)
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meye.h
(2.47 KB)
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mic_common.h
(6.37 KB)
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mic_ioctl.h
(2.2 KB)
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mii.h
(9.27 KB)
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minix_fs.h
(2.07 KB)
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mman.h
(1.35 KB)
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mmc
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mmtimer.h
(2.07 KB)
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module.h
(255 B)
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mount.h
(4.44 KB)
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mpls.h
(2.25 KB)
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mpls_iptunnel.h
(761 B)
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mptcp.h
(5.48 KB)
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mqueue.h
(2.15 KB)
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mroute.h
(5.3 KB)
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mroute6.h
(4.47 KB)
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mrp_bridge.h
(1.67 KB)
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msdos_fs.h
(6.8 KB)
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msg.h
(3.29 KB)
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mtio.h
(7.98 KB)
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n_r3964.h
(2.35 KB)
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nbd-netlink.h
(2.35 KB)
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nbd.h
(2.95 KB)
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ncsi.h
(3.79 KB)
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ndctl.h
(6.71 KB)
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neighbour.h
(5.02 KB)
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net.h
(2.04 KB)
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net_dropmon.h
(2.85 KB)
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net_namespace.h
(715 B)
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net_tstamp.h
(5.67 KB)
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netconf.h
(614 B)
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netdevice.h
(2.2 KB)
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netfilter
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netfilter.h
(1.78 KB)
ðŸ“
netfilter_arp
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netfilter_arp.h
(445 B)
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netfilter_bridge
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netfilter_bridge.h
(1.14 KB)
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netfilter_decnet.h
(1.93 KB)
ðŸ“
netfilter_ipv4
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netfilter_ipv4.h
(2.12 KB)
ðŸ“
netfilter_ipv6
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netfilter_ipv6.h
(2.14 KB)
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netlink.h
(11.23 KB)
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netlink_diag.h
(1.49 KB)
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netrom.h
(807 B)
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nexthop.h
(1.5 KB)
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nfc.h
(10.95 KB)
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nfs.h
(4.39 KB)
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nfs2.h
(1.43 KB)
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nfs3.h
(2.4 KB)
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nfs4.h
(6.44 KB)
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nfs4_mount.h
(1.89 KB)
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nfs_fs.h
(1.6 KB)
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nfs_idmap.h
(2.19 KB)
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nfs_mount.h
(2.09 KB)
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nfsacl.h
(718 B)
ðŸ“
nfsd
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nilfs2_api.h
(7.41 KB)
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nilfs2_ondisk.h
(17.61 KB)
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nitro_enclaves.h
(12.84 KB)
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nl80211.h
(327.41 KB)
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nsfs.h
(639 B)
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nubus.h
(8 KB)
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nvme_ioctl.h
(2.06 KB)
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nvram.h
(532 B)
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omap3isp.h
(20.36 KB)
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omapfb.h
(5.78 KB)
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oom.h
(511 B)
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openat2.h
(1.26 KB)
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openvswitch.h
(39.24 KB)
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packet_diag.h
(1.63 KB)
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param.h
(141 B)
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parport.h
(3.56 KB)
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patchkey.h
(892 B)
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pci.h
(1.35 KB)
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pci_regs.h
(56.47 KB)
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pcitest.h
(711 B)
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perf_event.h
(39.63 KB)
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personality.h
(2.05 KB)
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pfkeyv2.h
(10.32 KB)
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pfrut.h
(7.8 KB)
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pg.h
(2.34 KB)
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phantom.h
(1.62 KB)
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phonet.h
(4.57 KB)
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pkt_cls.h
(18.08 KB)
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pkt_sched.h
(29.59 KB)
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pktcdvd.h
(2.62 KB)
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pmu.h
(5.19 KB)
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poll.h
(22 B)
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posix_acl.h
(1.22 KB)
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posix_acl_xattr.h
(1.09 KB)
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posix_types.h
(1.07 KB)
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ppdev.h
(3.14 KB)
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ppp-comp.h
(2.47 KB)
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ppp-ioctl.h
(5.35 KB)
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ppp_defs.h
(4.99 KB)
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pps.h
(4.62 KB)
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pr.h
(1.05 KB)
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prctl.h
(7.83 KB)
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psample.h
(2.22 KB)
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psci.h
(4.23 KB)
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psp-sev.h
(4.48 KB)
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ptp_clock.h
(7.28 KB)
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ptrace.h
(3.59 KB)
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qemu_fw_cfg.h
(2.41 KB)
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qnx4_fs.h
(2.27 KB)
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qnxtypes.h
(624 B)
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qrtr.h
(893 B)
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quota.h
(6.14 KB)
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radeonfb.h
(360 B)
ðŸ“
raid
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random.h
(1.34 KB)
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raw.h
(365 B)
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rds.h
(9.08 KB)
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reboot.h
(1.31 KB)
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reiserfs_fs.h
(775 B)
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reiserfs_xattr.h
(533 B)
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resource.h
(2.29 KB)
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rfkill.h
(6.45 KB)
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rio_cm_cdev.h
(3.17 KB)
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rio_mport_cdev.h
(9.11 KB)
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romfs_fs.h
(1.21 KB)
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rose.h
(2.18 KB)
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route.h
(2.28 KB)
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rpmsg.h
(544 B)
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rseq.h
(4.79 KB)
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rtc.h
(3.92 KB)
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rtnetlink.h
(19.73 KB)
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rxrpc.h
(4.96 KB)
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scc.h
(4.49 KB)
ðŸ“
sched
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sched.h
(2.73 KB)
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scif_ioctl.h
(6.23 KB)
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screen_info.h
(2.42 KB)
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sctp.h
(35.15 KB)
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sdla.h
(2.77 KB)
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seccomp.h
(2.2 KB)
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securebits.h
(2.64 KB)
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sed-opal.h
(3.2 KB)
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seg6.h
(1.14 KB)
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seg6_genl.h
(589 B)
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seg6_hmac.h
(423 B)
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seg6_iptunnel.h
(927 B)
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seg6_local.h
(2.01 KB)
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selinux_netlink.h
(1.17 KB)
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sem.h
(2.97 KB)
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serial.h
(3.78 KB)
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serial_core.h
(6.1 KB)
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serial_reg.h
(15.13 KB)
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serio.h
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smiapp.h
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snmp.h
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stddef.h
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stm.h
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swab.h
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sysctl.h
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termios.h
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thermal.h
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tiocl.h
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tipc.h
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unistd.h
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xilinx-v4l2-controls.h
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Editing: serial_reg.h
/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */ /* * include/linux/serial_reg.h * * Copyright (C) 1992, 1994 by Theodore Ts'o. * * Redistribution of this file is permitted under the terms of the GNU * Public License (GPL) * * These are the UART port assignments, expressed as offsets from the base * register. These assignments should hold for any serial port based on * a 8250, 16450, or 16550(A). */ #ifndef _LINUX_SERIAL_REG_H #define _LINUX_SERIAL_REG_H /* * DLAB=0 */ #define UART_RX 0 /* In: Receive buffer */ #define UART_TX 0 /* Out: Transmit buffer */ #define UART_IER 1 /* Out: Interrupt Enable Register */ #define UART_IER_MSI 0x08 /* Enable Modem status interrupt */ #define UART_IER_RLSI 0x04 /* Enable receiver line status interrupt */ #define UART_IER_THRI 0x02 /* Enable Transmitter holding register int. */ #define UART_IER_RDI 0x01 /* Enable receiver data interrupt */ /* * Sleep mode for ST16650 and TI16750. For the ST16650, EFR[4]=1 */ #define UART_IERX_SLEEP 0x10 /* Enable sleep mode */ #define UART_IIR 2 /* In: Interrupt ID Register */ #define UART_IIR_NO_INT 0x01 /* No interrupts pending */ #define UART_IIR_ID 0x0e /* Mask for the interrupt ID */ #define UART_IIR_MSI 0x00 /* Modem status interrupt */ #define UART_IIR_THRI 0x02 /* Transmitter holding register empty */ #define UART_IIR_RDI 0x04 /* Receiver data interrupt */ #define UART_IIR_RLSI 0x06 /* Receiver line status interrupt */ #define UART_IIR_BUSY 0x07 /* DesignWare APB Busy Detect */ #define UART_IIR_RX_TIMEOUT 0x0c /* OMAP RX Timeout interrupt */ #define UART_IIR_XOFF 0x10 /* OMAP XOFF/Special Character */ #define UART_IIR_CTS_RTS_DSR 0x20 /* OMAP CTS/RTS/DSR Change */ #define UART_FCR 2 /* Out: FIFO Control Register */ #define UART_FCR_ENABLE_FIFO 0x01 /* Enable the FIFO */ #define UART_FCR_CLEAR_RCVR 0x02 /* Clear the RCVR FIFO */ #define UART_FCR_CLEAR_XMIT 0x04 /* Clear the XMIT FIFO */ #define UART_FCR_DMA_SELECT 0x08 /* For DMA applications */ /* * Note: The FIFO trigger levels are chip specific: * RX:76 = 00 01 10 11 TX:54 = 00 01 10 11 * PC16550D: 1 4 8 14 xx xx xx xx * TI16C550A: 1 4 8 14 xx xx xx xx * TI16C550C: 1 4 8 14 xx xx xx xx * ST16C550: 1 4 8 14 xx xx xx xx * ST16C650: 8 16 24 28 16 8 24 30 PORT_16650V2 * NS16C552: 1 4 8 14 xx xx xx xx * ST16C654: 8 16 56 60 8 16 32 56 PORT_16654 * TI16C750: 1 16 32 56 xx xx xx xx PORT_16750 * TI16C752: 8 16 56 60 8 16 32 56 * Tegra: 1 4 8 14 16 8 4 1 PORT_TEGRA */ #define UART_FCR_R_TRIG_00 0x00 #define UART_FCR_R_TRIG_01 0x40 #define UART_FCR_R_TRIG_10 0x80 #define UART_FCR_R_TRIG_11 0xc0 #define UART_FCR_T_TRIG_00 0x00 #define UART_FCR_T_TRIG_01 0x10 #define UART_FCR_T_TRIG_10 0x20 #define UART_FCR_T_TRIG_11 0x30 #define UART_FCR_TRIGGER_MASK 0xC0 /* Mask for the FIFO trigger range */ #define UART_FCR_TRIGGER_1 0x00 /* Mask for trigger set at 1 */ #define UART_FCR_TRIGGER_4 0x40 /* Mask for trigger set at 4 */ #define UART_FCR_TRIGGER_8 0x80 /* Mask for trigger set at 8 */ #define UART_FCR_TRIGGER_14 0xC0 /* Mask for trigger set at 14 */ /* 16650 definitions */ #define UART_FCR6_R_TRIGGER_8 0x00 /* Mask for receive trigger set at 1 */ #define UART_FCR6_R_TRIGGER_16 0x40 /* Mask for receive trigger set at 4 */ #define UART_FCR6_R_TRIGGER_24 0x80 /* Mask for receive trigger set at 8 */ #define UART_FCR6_R_TRIGGER_28 0xC0 /* Mask for receive trigger set at 14 */ #define UART_FCR6_T_TRIGGER_16 0x00 /* Mask for transmit trigger set at 16 */ #define UART_FCR6_T_TRIGGER_8 0x10 /* Mask for transmit trigger set at 8 */ #define UART_FCR6_T_TRIGGER_24 0x20 /* Mask for transmit trigger set at 24 */ #define UART_FCR6_T_TRIGGER_30 0x30 /* Mask for transmit trigger set at 30 */ #define UART_FCR7_64BYTE 0x20 /* Go into 64 byte mode (TI16C750 and some Freescale UARTs) */ #define UART_FCR_R_TRIG_SHIFT 6 #define UART_FCR_R_TRIG_BITS(x) \ (((x) & UART_FCR_TRIGGER_MASK) >> UART_FCR_R_TRIG_SHIFT) #define UART_FCR_R_TRIG_MAX_STATE 4 #define UART_LCR 3 /* Out: Line Control Register */ /* * Note: if the word length is 5 bits (UART_LCR_WLEN5), then setting * UART_LCR_STOP will select 1.5 stop bits, not 2 stop bits. */ #define UART_LCR_DLAB 0x80 /* Divisor latch access bit */ #define UART_LCR_SBC 0x40 /* Set break control */ #define UART_LCR_SPAR 0x20 /* Stick parity (?) */ #define UART_LCR_EPAR 0x10 /* Even parity select */ #define UART_LCR_PARITY 0x08 /* Parity Enable */ #define UART_LCR_STOP 0x04 /* Stop bits: 0=1 bit, 1=2 bits */ #define UART_LCR_WLEN5 0x00 /* Wordlength: 5 bits */ #define UART_LCR_WLEN6 0x01 /* Wordlength: 6 bits */ #define UART_LCR_WLEN7 0x02 /* Wordlength: 7 bits */ #define UART_LCR_WLEN8 0x03 /* Wordlength: 8 bits */ /* * Access to some registers depends on register access / configuration * mode. */ #define UART_LCR_CONF_MODE_A UART_LCR_DLAB /* Configutation mode A */ #define UART_LCR_CONF_MODE_B 0xBF /* Configutation mode B */ #define UART_MCR 4 /* Out: Modem Control Register */ #define UART_MCR_CLKSEL 0x80 /* Divide clock by 4 (TI16C752, EFR[4]=1) */ #define UART_MCR_TCRTLR 0x40 /* Access TCR/TLR (TI16C752, EFR[4]=1) */ #define UART_MCR_XONANY 0x20 /* Enable Xon Any (TI16C752, EFR[4]=1) */ #define UART_MCR_AFE 0x20 /* Enable auto-RTS/CTS (TI16C550C/TI16C750) */ #define UART_MCR_LOOP 0x10 /* Enable loopback test mode */ #define UART_MCR_OUT2 0x08 /* Out2 complement */ #define UART_MCR_OUT1 0x04 /* Out1 complement */ #define UART_MCR_RTS 0x02 /* RTS complement */ #define UART_MCR_DTR 0x01 /* DTR complement */ #define UART_LSR 5 /* In: Line Status Register */ #define UART_LSR_FIFOE 0x80 /* Fifo error */ #define UART_LSR_TEMT 0x40 /* Transmitter empty */ #define UART_LSR_THRE 0x20 /* Transmit-hold-register empty */ #define UART_LSR_BI 0x10 /* Break interrupt indicator */ #define UART_LSR_FE 0x08 /* Frame error indicator */ #define UART_LSR_PE 0x04 /* Parity error indicator */ #define UART_LSR_OE 0x02 /* Overrun error indicator */ #define UART_LSR_DR 0x01 /* Receiver data ready */ #define UART_LSR_BRK_ERROR_BITS 0x1E /* BI, FE, PE, OE bits */ #define UART_MSR 6 /* In: Modem Status Register */ #define UART_MSR_DCD 0x80 /* Data Carrier Detect */ #define UART_MSR_RI 0x40 /* Ring Indicator */ #define UART_MSR_DSR 0x20 /* Data Set Ready */ #define UART_MSR_CTS 0x10 /* Clear to Send */ #define UART_MSR_DDCD 0x08 /* Delta DCD */ #define UART_MSR_TERI 0x04 /* Trailing edge ring indicator */ #define UART_MSR_DDSR 0x02 /* Delta DSR */ #define UART_MSR_DCTS 0x01 /* Delta CTS */ #define UART_MSR_ANY_DELTA 0x0F /* Any of the delta bits! */ #define UART_SCR 7 /* I/O: Scratch Register */ /* * DLAB=1 */ #define UART_DLL 0 /* Out: Divisor Latch Low */ #define UART_DLM 1 /* Out: Divisor Latch High */ #define UART_DIV_MAX 0xFFFF /* Max divisor value */ /* * LCR=0xBF (or DLAB=1 for 16C660) */ #define UART_EFR 2 /* I/O: Extended Features Register */ #define UART_XR_EFR 9 /* I/O: Extended Features Register (XR17D15x) */ #define UART_EFR_CTS 0x80 /* CTS flow control */ #define UART_EFR_RTS 0x40 /* RTS flow control */ #define UART_EFR_SCD 0x20 /* Special character detect */ #define UART_EFR_ECB 0x10 /* Enhanced control bit */ /* * the low four bits control software flow control */ /* * LCR=0xBF, TI16C752, ST16650, ST16650A, ST16654 */ #define UART_XON1 4 /* I/O: Xon character 1 */ #define UART_XON2 5 /* I/O: Xon character 2 */ #define UART_XOFF1 6 /* I/O: Xoff character 1 */ #define UART_XOFF2 7 /* I/O: Xoff character 2 */ /* * EFR[4]=1 MCR[6]=1, TI16C752 */ #define UART_TI752_TCR 6 /* I/O: transmission control register */ #define UART_TI752_TLR 7 /* I/O: trigger level register */ /* * LCR=0xBF, XR16C85x */ #define UART_TRG 0 /* FCTR bit 7 selects Rx or Tx * In: Fifo count * Out: Fifo custom trigger levels */ /* * These are the definitions for the Programmable Trigger Register */ #define UART_TRG_1 0x01 #define UART_TRG_4 0x04 #define UART_TRG_8 0x08 #define UART_TRG_16 0x10 #define UART_TRG_32 0x20 #define UART_TRG_64 0x40 #define UART_TRG_96 0x60 #define UART_TRG_120 0x78 #define UART_TRG_128 0x80 #define UART_FCTR 1 /* Feature Control Register */ #define UART_FCTR_RTS_NODELAY 0x00 /* RTS flow control delay */ #define UART_FCTR_RTS_4DELAY 0x01 #define UART_FCTR_RTS_6DELAY 0x02 #define UART_FCTR_RTS_8DELAY 0x03 #define UART_FCTR_IRDA 0x04 /* IrDa data encode select */ #define UART_FCTR_TX_INT 0x08 /* Tx interrupt type select */ #define UART_FCTR_TRGA 0x00 /* Tx/Rx 550 trigger table select */ #define UART_FCTR_TRGB 0x10 /* Tx/Rx 650 trigger table select */ #define UART_FCTR_TRGC 0x20 /* Tx/Rx 654 trigger table select */ #define UART_FCTR_TRGD 0x30 /* Tx/Rx 850 programmable trigger select */ #define UART_FCTR_SCR_SWAP 0x40 /* Scratch pad register swap */ #define UART_FCTR_RX 0x00 /* Programmable trigger mode select */ #define UART_FCTR_TX 0x80 /* Programmable trigger mode select */ /* * LCR=0xBF, FCTR[6]=1 */ #define UART_EMSR 7 /* Extended Mode Select Register */ #define UART_EMSR_FIFO_COUNT 0x01 /* Rx/Tx select */ #define UART_EMSR_ALT_COUNT 0x02 /* Alternating count select */ /* * The Intel XScale on-chip UARTs define these bits */ #define UART_IER_DMAE 0x80 /* DMA Requests Enable */ #define UART_IER_UUE 0x40 /* UART Unit Enable */ #define UART_IER_NRZE 0x20 /* NRZ coding Enable */ #define UART_IER_RTOIE 0x10 /* Receiver Time Out Interrupt Enable */ #define UART_IIR_TOD 0x08 /* Character Timeout Indication Detected */ #define UART_FCR_PXAR1 0x00 /* receive FIFO threshold = 1 */ #define UART_FCR_PXAR8 0x40 /* receive FIFO threshold = 8 */ #define UART_FCR_PXAR16 0x80 /* receive FIFO threshold = 16 */ #define UART_FCR_PXAR32 0xc0 /* receive FIFO threshold = 32 */ /* * These register definitions are for the 16C950 */ #define UART_ASR 0x01 /* Additional Status Register */ #define UART_RFL 0x03 /* Receiver FIFO level */ #define UART_TFL 0x04 /* Transmitter FIFO level */ #define UART_ICR 0x05 /* Index Control Register */ /* The 16950 ICR registers */ #define UART_ACR 0x00 /* Additional Control Register */ #define UART_CPR 0x01 /* Clock Prescalar Register */ #define UART_TCR 0x02 /* Times Clock Register */ #define UART_CKS 0x03 /* Clock Select Register */ #define UART_TTL 0x04 /* Transmitter Interrupt Trigger Level */ #define UART_RTL 0x05 /* Receiver Interrupt Trigger Level */ #define UART_FCL 0x06 /* Flow Control Level Lower */ #define UART_FCH 0x07 /* Flow Control Level Higher */ #define UART_ID1 0x08 /* ID #1 */ #define UART_ID2 0x09 /* ID #2 */ #define UART_ID3 0x0A /* ID #3 */ #define UART_REV 0x0B /* Revision */ #define UART_CSR 0x0C /* Channel Software Reset */ #define UART_NMR 0x0D /* Nine-bit Mode Register */ #define UART_CTR 0xFF /* * The 16C950 Additional Control Register */ #define UART_ACR_RXDIS 0x01 /* Receiver disable */ #define UART_ACR_TXDIS 0x02 /* Transmitter disable */ #define UART_ACR_DSRFC 0x04 /* DSR Flow Control */ #define UART_ACR_TLENB 0x20 /* 950 trigger levels enable */ #define UART_ACR_ICRRD 0x40 /* ICR Read enable */ #define UART_ACR_ASREN 0x80 /* Additional status enable */ /* * These definitions are for the RSA-DV II/S card, from * * Kiyokazu SUTO <suto@ks-and-ks.ne.jp> */ #define UART_RSA_BASE (-8) #define UART_RSA_MSR ((UART_RSA_BASE) + 0) /* I/O: Mode Select Register */ #define UART_RSA_MSR_SWAP (1 << 0) /* Swap low/high 8 bytes in I/O port addr */ #define UART_RSA_MSR_FIFO (1 << 2) /* Enable the external FIFO */ #define UART_RSA_MSR_FLOW (1 << 3) /* Enable the auto RTS/CTS flow control */ #define UART_RSA_MSR_ITYP (1 << 4) /* Level (1) / Edge triger (0) */ #define UART_RSA_IER ((UART_RSA_BASE) + 1) /* I/O: Interrupt Enable Register */ #define UART_RSA_IER_Rx_FIFO_H (1 << 0) /* Enable Rx FIFO half full int. */ #define UART_RSA_IER_Tx_FIFO_H (1 << 1) /* Enable Tx FIFO half full int. */ #define UART_RSA_IER_Tx_FIFO_E (1 << 2) /* Enable Tx FIFO empty int. */ #define UART_RSA_IER_Rx_TOUT (1 << 3) /* Enable char receive timeout int */ #define UART_RSA_IER_TIMER (1 << 4) /* Enable timer interrupt */ #define UART_RSA_SRR ((UART_RSA_BASE) + 2) /* IN: Status Read Register */ #define UART_RSA_SRR_Tx_FIFO_NEMP (1 << 0) /* Tx FIFO is not empty (1) */ #define UART_RSA_SRR_Tx_FIFO_NHFL (1 << 1) /* Tx FIFO is not half full (1) */ #define UART_RSA_SRR_Tx_FIFO_NFUL (1 << 2) /* Tx FIFO is not full (1) */ #define UART_RSA_SRR_Rx_FIFO_NEMP (1 << 3) /* Rx FIFO is not empty (1) */ #define UART_RSA_SRR_Rx_FIFO_NHFL (1 << 4) /* Rx FIFO is not half full (1) */ #define UART_RSA_SRR_Rx_FIFO_NFUL (1 << 5) /* Rx FIFO is not full (1) */ #define UART_RSA_SRR_Rx_TOUT (1 << 6) /* Character reception timeout occurred (1) */ #define UART_RSA_SRR_TIMER (1 << 7) /* Timer interrupt occurred */ #define UART_RSA_FRR ((UART_RSA_BASE) + 2) /* OUT: FIFO Reset Register */ #define UART_RSA_TIVSR ((UART_RSA_BASE) + 3) /* I/O: Timer Interval Value Set Register */ #define UART_RSA_TCR ((UART_RSA_BASE) + 4) /* OUT: Timer Control Register */ #define UART_RSA_TCR_SWITCH (1 << 0) /* Timer on */ /* * The RSA DSV/II board has two fixed clock frequencies. One is the * standard rate, and the other is 8 times faster. */ #define SERIAL_RSA_BAUD_BASE (921600) #define SERIAL_RSA_BAUD_BASE_LO (SERIAL_RSA_BAUD_BASE / 8) /* Extra registers for TI DA8xx/66AK2x */ #define UART_DA830_PWREMU_MGMT 12 /* PWREMU_MGMT register bits */ #define UART_DA830_PWREMU_MGMT_FREE (1 << 0) /* Free-running mode */ #define UART_DA830_PWREMU_MGMT_URRST (1 << 13) /* Receiver reset/enable */ #define UART_DA830_PWREMU_MGMT_UTRST (1 << 14) /* Transmitter reset/enable */ /* * Extra serial register definitions for the internal UARTs * in TI OMAP processors. */ #define OMAP1_UART1_BASE 0xfffb0000 #define OMAP1_UART2_BASE 0xfffb0800 #define OMAP1_UART3_BASE 0xfffb9800 #define UART_OMAP_MDR1 0x08 /* Mode definition register */ #define UART_OMAP_MDR2 0x09 /* Mode definition register 2 */ #define UART_OMAP_SCR 0x10 /* Supplementary control register */ #define UART_OMAP_SSR 0x11 /* Supplementary status register */ #define UART_OMAP_EBLR 0x12 /* BOF length register */ #define UART_OMAP_OSC_12M_SEL 0x13 /* OMAP1510 12MHz osc select */ #define UART_OMAP_MVER 0x14 /* Module version register */ #define UART_OMAP_SYSC 0x15 /* System configuration register */ #define UART_OMAP_SYSS 0x16 /* System status register */ #define UART_OMAP_WER 0x17 /* Wake-up enable register */ #define UART_OMAP_TX_LVL 0x1a /* TX FIFO level register */ /* * These are the definitions for the MDR1 register */ #define UART_OMAP_MDR1_16X_MODE 0x00 /* UART 16x mode */ #define UART_OMAP_MDR1_SIR_MODE 0x01 /* SIR mode */ #define UART_OMAP_MDR1_16X_ABAUD_MODE 0x02 /* UART 16x auto-baud */ #define UART_OMAP_MDR1_13X_MODE 0x03 /* UART 13x mode */ #define UART_OMAP_MDR1_MIR_MODE 0x04 /* MIR mode */ #define UART_OMAP_MDR1_FIR_MODE 0x05 /* FIR mode */ #define UART_OMAP_MDR1_CIR_MODE 0x06 /* CIR mode */ #define UART_OMAP_MDR1_DISABLE 0x07 /* Disable (default state) */ /* * These are definitions for the Altera ALTR_16550_F32/F64/F128 * Normalized from 0x100 to 0x40 because of shift by 2 (32 bit regs). */ #define UART_ALTR_AFR 0x40 /* Additional Features Register */ #define UART_ALTR_EN_TXFIFO_LW 0x01 /* Enable the TX FIFO Low Watermark */ #define UART_ALTR_TX_LOW 0x41 /* Tx FIFO Low Watermark */ #endif /* _LINUX_SERIAL_REG_H */
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