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File: [cvs.NetBSD.org] / src / sys / dev / ic / cd1400reg.h (download)

Revision 1.6, Sun Dec 11 12:21:26 2005 UTC (18 years, 3 months ago) by christos
Branch: MAIN
CVS Tags: yamt-x86pmap-base4, yamt-x86pmap-base3, yamt-x86pmap-base2, yamt-x86pmap-base, yamt-x86pmap, yamt-uio_vmspace-base5, yamt-uio_vmspace, yamt-splraiseipl-base5, yamt-splraiseipl-base4, yamt-splraiseipl-base3, yamt-splraiseipl-base2, yamt-splraiseipl-base, yamt-splraiseipl, yamt-pf42-baseX, yamt-pf42-base4, yamt-pf42-base3, yamt-pf42-base2, yamt-pf42-base, yamt-pf42, yamt-pdpolicy-base9, yamt-pdpolicy-base8, yamt-pdpolicy-base7, yamt-pdpolicy-base6, yamt-pdpolicy-base5, yamt-pdpolicy-base4, yamt-pdpolicy-base3, yamt-pdpolicy-base2, yamt-pdpolicy-base, yamt-pdpolicy, yamt-pagecache-tag8, yamt-pagecache-base9, yamt-pagecache-base8, yamt-pagecache-base7, yamt-pagecache-base6, yamt-pagecache-base5, yamt-pagecache-base4, yamt-pagecache-base3, yamt-pagecache-base2, yamt-pagecache-base, yamt-pagecache, yamt-nfs-mp-base9, yamt-nfs-mp-base8, yamt-nfs-mp-base7, yamt-nfs-mp-base6, yamt-nfs-mp-base5, yamt-nfs-mp-base4, yamt-nfs-mp-base3, yamt-nfs-mp-base2, yamt-nfs-mp-base11, yamt-nfs-mp-base10, yamt-nfs-mp-base, yamt-nfs-mp, yamt-lazymbuf-base15, yamt-lazymbuf-base14, yamt-kmem-base3, yamt-kmem-base2, yamt-kmem-base, yamt-kmem, yamt-idlelwp-base8, yamt-idlelwp, wrstuden-revivesa-base-4, wrstuden-revivesa-base-3, wrstuden-revivesa-base-2, wrstuden-revivesa-base-1, wrstuden-revivesa-base, wrstuden-revivesa, wrstuden-fixsa-newbase, wrstuden-fixsa-base-1, wrstuden-fixsa-base, wrstuden-fixsa, vmlocking2-base3, vmlocking2-base2, vmlocking2-base1, vmlocking2, vmlocking-nbase, vmlocking-base, vmlocking, uebayasi-xip-base4, uebayasi-xip-base3, uebayasi-xip-base2, uebayasi-xip-base1, uebayasi-xip-base, uebayasi-xip, tls-maxphys-base-20171202, tls-maxphys-base, tls-maxphys, tls-earlyentropy-base, tls-earlyentropy, thorpej-ifq-base, thorpej-ifq, thorpej-i2c-spi-conf2-base, thorpej-i2c-spi-conf2, thorpej-i2c-spi-conf-base, thorpej-i2c-spi-conf, thorpej-futex2-base, thorpej-futex2, thorpej-futex-base, thorpej-futex, thorpej-cfargs2-base, thorpej-cfargs2, thorpej-cfargs-base, thorpej-cfargs, thorpej-atomic-base, thorpej-atomic, thorpej-altq-separation-base, thorpej-altq-separation, simonb-wapbl-nbase, simonb-wapbl-base, simonb-wapbl, simonb-timecounters-base, simonb-timecounters, simonb-timcounters-final, rpaulo-netinet-merge-pcb-base, rpaulo-netinet-merge-pcb, rmind-uvmplock-nbase, rmind-uvmplock-base, rmind-uvmplock, rmind-smpnet-nbase, rmind-smpnet-base, rmind-smpnet, riastradh-xf86-video-intel-2-7-1-pre-2-21-15, riastradh-drm2-base3, riastradh-drm2-base2, riastradh-drm2-base1, riastradh-drm2-base, riastradh-drm2, reinoud-bufcleanup-nbase, reinoud-bufcleanup-base, reinoud-bufcleanup, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, post-newlock2-merge, phil-wifi-base, phil-wifi-20200421, phil-wifi-20200411, phil-wifi-20200406, phil-wifi-20191119, phil-wifi-20190609, phil-wifi, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, peter-altq-base, peter-altq, perseant-stdc-iso10646-base, perseant-stdc-iso10646, nick-nhusb-base-20170825, nick-nhusb-base-20170204, nick-nhusb-base-20161204, nick-nhusb-base-20161004, nick-nhusb-base-20160907, nick-nhusb-base-20160529, nick-nhusb-base-20160422, nick-nhusb-base-20160319, nick-nhusb-base-20151226, nick-nhusb-base-20150921, nick-nhusb-base-20150606, nick-nhusb-base-20150406, nick-nhusb-base, nick-nhusb, nick-net80211-sync-base, nick-net80211-sync, nick-hppapmap-base4, nick-hppapmap-base3, nick-hppapmap-base2, nick-hppapmap-base, nick-hppapmap, nick-csl-alignment-base5, nick-csl-alignment-base, nick-csl-alignment, newlock2-nbase, newlock2-base, newlock2, netbsd-9-base, netbsd-9-3-RELEASE, netbsd-9-2-RELEASE, netbsd-9-1-RELEASE, netbsd-9-0-RELEASE, netbsd-9-0-RC2, netbsd-9-0-RC1, netbsd-9, netbsd-8-base, netbsd-8-2-RELEASE, netbsd-8-1-RELEASE, netbsd-8-1-RC1, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, netbsd-6-base, netbsd-6-1-RELEASE, netbsd-6-1-RC4, netbsd-6-1-RC3, netbsd-6-1-RC2, netbsd-6-1-RC1, netbsd-6-1-5-RELEASE, netbsd-6-1-4-RELEASE, netbsd-6-1-3-RELEASE, netbsd-6-1-2-RELEASE, netbsd-6-1-1-RELEASE, netbsd-6-1, netbsd-6-0-RELEASE, netbsd-6-0-RC2, netbsd-6-0-RC1, netbsd-6-0-6-RELEASE, netbsd-6-0-5-RELEASE, netbsd-6-0-4-RELEASE, netbsd-6-0-3-RELEASE, netbsd-6-0-2-RELEASE, netbsd-6-0-1-RELEASE, netbsd-6-0, netbsd-6, netbsd-5-base, netbsd-5-2-RELEASE, netbsd-5-2-RC1, netbsd-5-2-3-RELEASE, netbsd-5-2-2-RELEASE, netbsd-5-2-1-RELEASE, netbsd-5-2, netbsd-5-1-RELEASE, netbsd-5-1-RC4, netbsd-5-1-RC3, netbsd-5-1-RC2, netbsd-5-1-RC1, netbsd-5-1-5-RELEASE, netbsd-5-1-4-RELEASE, netbsd-5-1-3-RELEASE, netbsd-5-1-2-RELEASE, netbsd-5-1-1-RELEASE, netbsd-5-1, netbsd-5-0-RELEASE, netbsd-5-0-RC4, netbsd-5-0-RC3, netbsd-5-0-RC2, netbsd-5-0-RC1, netbsd-5-0-2-RELEASE, netbsd-5-0-1-RELEASE, netbsd-5-0, netbsd-5, netbsd-4-base, netbsd-4-0-RELEASE, netbsd-4-0-RC5, netbsd-4-0-RC4, netbsd-4-0-RC3, netbsd-4-0-RC2, netbsd-4-0-RC1, netbsd-4-0-1-RELEASE, netbsd-4-0, netbsd-4, netbsd-10-base, netbsd-10-0-RC6, netbsd-10-0-RC5, netbsd-10-0-RC4, netbsd-10-0-RC3, netbsd-10-0-RC2, netbsd-10-0-RC1, netbsd-10, mjf-ufs-trans-base, mjf-ufs-trans, mjf-devfs2-base, mjf-devfs2, mjf-devfs-base, mjf-devfs, matt-premerge-20091211, matt-nb8-mediatek-base, matt-nb8-mediatek, matt-nb6-plus-nbase, matt-nb6-plus-base, matt-nb6-plus, matt-nb5-pq3-base, matt-nb5-pq3, matt-nb5-mips64-u2-k2-k4-k7-k8-k9, matt-nb5-mips64-u1-k1-k5, matt-nb5-mips64-premerge-20101231, matt-nb5-mips64-premerge-20091211, matt-nb5-mips64-k15, matt-nb5-mips64, matt-nb4-mips64-k7-u2a-k9b, matt-nb4-arm-base, matt-nb4-arm, matt-mips64-premerge-20101231, matt-mips64-base2, matt-mips64-base, matt-mips64, matt-armv6-prevmlocking, matt-armv6-nbase, matt-armv6-base, matt-armv6, localcount-20160914, khorben-n900, keiichi-mipv6-nbase, keiichi-mipv6-base, keiichi-mipv6, jymxensuspend-base, jym-xensuspend-nbase, jym-xensuspend-base, jym-xensuspend, jruoho-x86intr-base, jruoho-x86intr, jmcneill-usbmp-pre-base2, jmcneill-usbmp-base9, jmcneill-usbmp-base8, jmcneill-usbmp-base7, jmcneill-usbmp-base6, jmcneill-usbmp-base5, jmcneill-usbmp-base4, jmcneill-usbmp-base3, jmcneill-usbmp-base2, jmcneill-usbmp-base10, jmcneill-usbmp-base, jmcneill-usbmp, jmcneill-pm-base, jmcneill-pm, jmcneill-base, jmcneill-audiomp3-base, jmcneill-audiomp3, jdolecek-ncqfixes-base, jdolecek-ncqfixes, jdolecek-ncq-base, jdolecek-ncq, isaki-audio2-base, isaki-audio2, is-mlppp-base, is-mlppp, hpcarm-cleanup-nbase, hpcarm-cleanup-base, hpcarm-cleanup, haad-nbase2, haad-dm-base2, haad-dm-base1, haad-dm-base, haad-dm, gdamore-uart-base, gdamore-uart, elad-kernelauth-base, elad-kernelauth, cube-autoconf-base, cube-autoconf, cjep_sun2x-base1, cjep_sun2x-base, cjep_sun2x, cjep_staticlib_x-base1, cjep_staticlib_x-base, cjep_staticlib_x, cherry-xenmp-base, cherry-xenmp, chap-midi-nbase, chap-midi-base, chap-midi, bouyer-xenpvh-base2, bouyer-xenpvh-base1, bouyer-xenpvh-base, bouyer-xenpvh, bouyer-xeni386-nbase, bouyer-xeni386-merge1, bouyer-xeni386-base, bouyer-xeni386, bouyer-xenamd64-base2, bouyer-xenamd64-base, bouyer-xenamd64, bouyer-sunxi-drm-base, bouyer-sunxi-drm, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, bouyer-quota2-nbase, bouyer-quota2-base, bouyer-quota2, agc-symver-base, agc-symver, ad-socklock-base1, ad-namecache-base3, ad-namecache-base2, ad-namecache-base1, ad-namecache-base, ad-namecache, ad-audiomp2-base, ad-audiomp2, ad-audiomp-base, ad-audiomp, abandoned-netbsd-4-base, abandoned-netbsd-4, HEAD
Changes since 1.5: +1 -1 lines

merge ktrace-lwp.

/*	$NetBSD: cd1400reg.h,v 1.6 2005/12/11 12:21:26 christos Exp $	*/

/*-
 * cyclades cyclom-y serial driver
 *	Andrew Herbert <andrew@werple.apana.org.au>, 17 August 1993
 *
 * Copyright (c) 1993 Andrew Herbert.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name Andrew Herbert may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *	Id: cd1400.h,v 1.1.4.1 1995/09/14 07:09:41 davidg Exp
 */

/*
 * Definitions for Cirrus Logic CD1400 serial/parallel chips.
 */

#define	CD1400_NO_OF_CHANNELS	4	/* 4 serial channels per chip */
#define	CD1400_RX_FIFO_SIZE	12
#define	CD1400_TX_FIFO_SIZE	12
#define	CD1400_PAR_FIFO_SIZE	30

/*
 * Global registers.
 */
#define	CD1400_GFRCR		0x40	/* global firmware revision code */
#define	CD1400_CAR		0x68	/* channel access */
#define	CD1400_CAR_CHAN			(3<<0)	/* channel select */
#define	CD1400_GCR		0x4B	/* global configuration */
#define	CD1400_GCR_PARALLEL		(1<<7)	/* channel 0 is parallel */
#define	CD1400_SVRR		0x67	/* service request */
#define	CD1400_SVRR_MDMCH		(1<<2)
#define	CD1400_SVRR_TXRDY		(1<<1)
#define	CD1400_SVRR_RXRDY		(1<<0)
#define	CD1400_RICR		0x44	/* receive interrupting channel */
#define	CD1400_TICR		0x45	/* transmit interrupting channel */
#define	CD1400_MICR		0x46	/* modem interrupting channel */
#define	CD1400_RIR		0x6B	/* receive interrupt status */
#define	CD1400_RIR_RDIREQ		(1<<7)	/* rx service required */
#define	CD1400_RIR_RBUSY		(1<<6)	/* rx service in progress */
#define	CD1400_RIR_CHAN			(3<<0)	/* channel select */
#define	CD1400_TIR		0x6A	/* transmit interrupt status */
#define	CD1400_TIR_RDIREQ		(1<<7)	/* tx service required */
#define	CD1400_TIR_RBUSY		(1<<6)	/* tx service in progress */
#define	CD1400_TIR_CHAN			(3<<0)	/* channel select */
#define	CD1400_MIR		0x69	/* modem interrupt status */
#define	CD1400_MIR_RDIREQ		(1<<7)	/* modem service required */
#define	CD1400_MIR_RBUSY		(1<<6)	/* modem service in progress */
#define	CD1400_MIR_CHAN			(3<<0)	/* channel select */
#define	CD1400_PPR		0x7E	/* prescaler period */
#define	CD1400_PPR_PRESCALER		512

/*
 * Virtual registers.
 */
#define	CD1400_RIVR		0x43	/* receive interrupt vector */
#define	CD1400_RIVR_EXCEPTION		(1<<2)	/* receive exception bit */
#define	CD1400_TIVR		0x42	/* transmit interrupt vector */
#define	CD1400_MIVR		0x41	/* modem interrupt vector */
#define	CD1400_TDR		0x63	/* transmit data */
#define	CD1400_RDSR		0x62	/* receive data/status */
#define	CD1400_RDSR_TIMEOUT		(1<<7)	/* rx timeout */
#define	CD1400_RDSR_SPECIAL_SHIFT	4	/* rx special char shift */
#define	CD1400_RDSR_SPECIAL		(7<<4)	/* rx special char */
#define	CD1400_RDSR_BREAK		(1<<3)	/* rx break */
#define	CD1400_RDSR_PE			(1<<2)	/* rx parity error */
#define	CD1400_RDSR_FE			(1<<1)	/* rx framing error */
#define	CD1400_RDSR_OE			(1<<0)	/* rx overrun error */
#define	CD1400_MISR		0x4C	/* modem interrupt status */
#define	CD1400_MISR_DSRd		(1<<7)	/* DSR delta */
#define	CD1400_MISR_CTSd		(1<<6)	/* CTS delta */
#define	CD1400_MISR_RId			(1<<5)	/* RI delta */
#define	CD1400_MISR_CDd			(1<<4)	/* CD delta */
#define	CD1400_EOSRR		0x60	/* end of service request */

/*
 * Channel registers.
 */
#define	CD1400_LIVR		0x18	/* local interrupt vector */
#define	CD1400_CCR		0x05	/* channel control */
#define	CD1400_CCR_CMDRESET		(1<<7)	/* enables following: */
#define	CD1400_CCR_FTF				(1<<1)	/* flush tx fifo */
#define	CD1400_CCR_FULLRESET			(1<<0)	/* full reset */
#define	CD1400_CCR_CMDCORCHG		(1<<6)	/* enables following: */
#define	CD1400_CCR_COR3				(1<<3)	/* COR3 changed */
#define	CD1400_CCR_COR2				(1<<2)	/* COR2 changed */
#define	CD1400_CCR_COR1				(1<<1)	/* COR1 changed */
#define	CD1400_CCR_CMDSENDSC		(1<<5)	/* enables following: */
#define	CD1400_CCR_SC				(7<<0)	/* special char 1-4 */
#define	CD1400_CCR_CMDCHANCTL		(1<<4)	/* enables following: */
#define	CD1400_CCR_XMTEN			(1<<3)	/* tx enable */
#define	CD1400_CCR_XMTDIS			(1<<2)	/* tx disable */
#define	CD1400_CCR_RCVEN			(1<<1)	/* rx enable */
#define	CD1400_CCR_RCVDIS			(1<<0)	/* rx disable */
#define	CD1400_SRER		0x06	/* service request enable */
#define	CD1400_SRER_MDMCH		(1<<7)	/* modem change */
#define	CD1400_SRER_RXDATA		(1<<4)	/* rx data */
#define	CD1400_SRER_TXRDY		(1<<2)	/* tx fifo empty */
#define	CD1400_SRER_TXMPTY		(1<<1)	/* tx shift reg empty */
#define	CD1400_SRER_NNDT		(1<<0)	/* no new data */
#define	CD1400_COR1		0x08	/* channel option 1 */
#define	CD1400_COR1_PARODD		(1<<7)
#define	CD1400_COR1_PARNORMAL		(2<<5)
#define	CD1400_COR1_PARFORCE		(1<<5)	/* odd/even = force 1/0 */
#define	CD1400_COR1_PARNONE		(0<<5)
#define	CD1400_COR1_NOINPCK		(1<<4)
#define	CD1400_COR1_STOP2		(2<<2)
#define	CD1400_COR1_STOP15		(1<<2)	/* 1.5 stop bits */
#define	CD1400_COR1_STOP1		(0<<2)
#define	CD1400_COR1_CS8			(3<<0)
#define	CD1400_COR1_CS7			(2<<0)
#define	CD1400_COR1_CS6			(1<<0)
#define	CD1400_COR1_CS5			(0<<0)
#define	CD1400_COR2		0x09	/* channel option 2 */
#define	CD1400_COR2_IXANY		(1<<7)	/* implied XON mode */
#define	CD1400_COR2_IXOFF		(1<<6)	/* in-band tx flow control */
#define	CD1400_COR2_ETC			(1<<5)	/* embedded tx command */
#define	CD1400_COR2_LLM			(1<<4)	/* local loopback mode */
#define	CD1400_COR2_RLM			(1<<3)	/* remote loopback mode */
#define	CD1400_COR2_RTSAO		(1<<2)	/* RTS auto output */
#define	CD1400_COR2_CCTS_OFLOW		(1<<1)	/* CTS auto enable */
#define	CD1400_COR2_CDSR_OFLOW		(1<<0)	/* DSR auto enable */
#define	CD1400_COR3		0x0A	/* channel option 3 */
#define	CD1400_COR3_SCDRNG		(1<<7)	/* special char detect range */
#define	CD1400_COR3_SCD34		(1<<6)	/* special char detect 3-4 */
#define	CD1400_COR3_FTC			(1<<5)	/* flow control transparency */
#define	CD1400_COR3_SCD12		(1<<4)	/* special char detect 1-2 */
#define	CD1400_COR3_RXTH		(15<<0)	/* rx fifo threshold */
#define	CD1400_COR4		0x1E	/* channel option 4 */
#define	CD1400_COR4_IGNCR		(1<<7)
#define	CD1400_COR4_ICRNL		(1<<6)
#define	CD1400_COR4_INLCR		(1<<5)
#define	CD1400_COR4_IGNBRK		(1<<4)
#define	CD1400_COR4_NOBRKINT		(1<<3)
#define	CD1400_COR4_PFO_ESC		(4<<0)	/* parity/framing/overrun... */
#define	CD1400_COR4_PFO_NUL		(3<<0)
#define	CD1400_COR4_PFO_DISCARD		(2<<0)
#define	CD1400_COR4_PFO_GOOD		(1<<0)
#define	CD1400_COR4_PFO_EXCEPTION	(0<<0)
#define	CD1400_COR5		0x1F	/* channel option 5 */
#define	CD1400_COR5_ISTRIP		(1<<7)
#define	CD1400_COR5_LNEXT		(1<<6)
#define	CD1400_COR5_CMOE		(1<<5)	/* char matching on error */
#define	CD1400_COR5_EBD			(1<<2)	/* end of break detected */
#define	CD1400_COR5_ONLCR		(1<<1)
#define	CD1400_COR5_OCRNL		(1<<0)
#define	CD1400_CCSR		0x0B	/* channel control status */
#define	CD1400_RDCR		0x0E	/* received data count */
#define	CD1400_SCHR1		0x1A	/* special character 1 */
#define	CD1400_SCHR2		0x1B	/* special character 2 */
#define	CD1400_SCHR3		0x1C	/* special character 3 */
#define	CD1400_SCHR4		0x1D	/* special character 4 */
#define	CD1400_SCRL		0x22	/* special character range, low */
#define	CD1400_SCRH		0x23	/* special character range, high */
#define	CD1400_LNC		0x24	/* lnext character */
#define	CD1400_MCOR1		0x15	/* modem change option 1 */
#define	CD1400_MCOR1_DSRzd		(1<<7)	/* DSR one-to-zero delta */
#define	CD1400_MCOR1_CTSzd		(1<<6)
#define	CD1400_MCOR1_RIzd		(1<<5)
#define	CD1400_MCOR1_CDzd		(1<<4)
#define	CD1400_MCOR1_DTRth		(15<<0)	/* dtrflow threshold */
#define	CD1400_MCOR2		0x16	/* modem change option 2 */
#define	CD1400_MCOR2_DSRod		(1<<7)	/* DSR zero-to-one delta */
#define	CD1400_MCOR2_CTSod		(1<<6)
#define	CD1400_MCOR2_RIod		(1<<5)
#define	CD1400_MCOR2_CDod		(1<<4)
#define	CD1400_RTPR		0x21	/* receive timeout period */
#define	CD1400_MSVR1		0x6C	/* modem signal value 1 */
#define	CD1400_MSVR1_RTS		(1<<0)	/* RTS line (r/w) */
#define	CD1400_MSVR2		0x6D	/* modem signal value 2 */
#define	CD1400_MSVR2_DSR		(1<<7)	/* !DSR line (r) */
#define	CD1400_MSVR2_CTS		(1<<6)	/* !CTS line (r) */
#define	CD1400_MSVR2_RI			(1<<5)	/* !RI line (r) */
#define	CD1400_MSVR2_CD			(1<<4)	/* !CD line (r) */
#define	CD1400_MSVR2_DTR		(1<<1)	/* DTR line (r/w) */
#define	CD1400_PSVR		0x6F	/* printer signal value */
#define	CD1400_RBPR		0x78	/* receive baud rate period */
#define	CD1400_RCOR		0x7C	/* receive clock option */
#define	CD1400_TBPR		0x72	/* transmit baud rate period */
#define	CD1400_TCOR		0x76	/* transmit clock option */