From e0092e86d6996fb1f1c53e3886ae04f44724fdc8 Mon Sep 17 00:00:00 2001 From: jkh Date: Thu, 9 Feb 1995 09:47:31 +0000 Subject: Add the Cyclades serial driver code (ALPHA) from Andrew Werple and adapted to FreeBSD by Heikki Suonsivu . Submitted by: Andrew Werple and Heikki Suonsivu Obtained from: NetBSD --- sys/dev/ic/cd1400.h | 121 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 sys/dev/ic/cd1400.h (limited to 'sys/dev/ic') diff --git a/sys/dev/ic/cd1400.h b/sys/dev/ic/cd1400.h new file mode 100644 index 0000000..eb690ae --- /dev/null +++ b/sys/dev/ic/cd1400.h @@ -0,0 +1,121 @@ +/* + * cyclades cyclom-y serial driver + * Andrew Herbert , 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. + */ + +#define CD1400_NO_OF_CHANNELS 4 /* four serial channels per chip */ +#define CD1400_FIFOSIZE 12 /* 12 chars */ + +/* register definitions */ + +#define CD1400_CCR 2*0x05 /* channel control */ +#define CD1400_CMD_RESET 0x81 /* full reset */ + +#define CD1400_SRER 2*0x06 /* service request enable */ + +#define CD1400_GFRCR 2*0x40 /* global firmware revision code */ + +#define CD1400_LIVR 2*0x18 /* local intr vector */ +#define CD1400_MIVR 2*0x41 /* modem intr vector */ +#define CD1400_TIVR 2*0x42 /* transmit intr vector */ +#define CD1400_RIVR 2*0x43 /* receive intr vector */ +#define CD1400_RIVR_EXCEPTION (1<<2) /* receive exception bit */ + +#define CD1400_RICR 2*0x44 /* receive intr channel */ +#define CD1400_TICR 2*0x45 /* transmit intr channel */ +#define CD1400_MICR 2*0x46 /* modem intr channel */ + +#define CD1400_RDCR 2*0x0e /* rx data count */ + +#define CD1400_EOSRR 2*0x60 /* end of service request */ +#define CD1400_RDSR 2*0x62 /* rx data/status */ +#define CD1400_RDSR_OVERRUN (1<<0) /* rx overrun error */ +#define CD1400_RDSR_FRAMING (1<<1) /* rx framing error */ +#define CD1400_RDSR_PARITY (1<<2) /* rx parity error */ +#define CD1400_RDSR_BREAK (1<<3) /* rx break */ +#define CD1400_RDSR_SPECIAL (7<<4) /* rx special char */ +#define CD1400_RDSR_SPECIAL_SHIFT 4 /* rx special char shift */ +#define CD1400_RDSR_TIMEOUT (1<<7) /* rx timeout */ + +#define CD1400_TDR 2*0x63 /* tx data */ + +#define CD1400_MISR 2*0x4c /* modem intr 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_MSVR 2*0x6d /* modem signals */ +#define CD1400_MSVR_DSR (1<<7) /* !DSR line */ +#define CD1400_MSVR_CTS (1<<6) /* !CTS line */ +#define CD1400_MSVR_RI (1<<5) /* !RI line */ +#define CD1400_MSVR_CD (1<<4) /* !CD line */ +#define CD1400_MSVR_DTR (1<<1) /* DTR line */ + +#define CD1400_DTR 2*0x6d /* dtr control */ +#define CD1400_DTR_CLEAR 0 +#define CD1400_DTR_SET (1<<1) + +#define CD1400_PPR 2*0x7e +#define CD1400_CLOCK_25_1MS 0x31 + +#define CD1400_CAR 2*0x68 /* channel access */ + +#define CD1400_RIR 2*0x6B /* receive interrupt status */ +#define CD1400_TIR 2*0x6A /* transmit interrupt status */ +#define CD1400_MIR 2*0x69 /* modem interrupt status */ + +#define CD1400_RBPR 2*0x78 /* receive baud rate period */ +#define CD1400_RCOR 2*0x7C /* receive clock option */ +#define CD1400_TBPR 2*0x72 /* transmit baud rate period */ +#define CD1400_TCOR 2*0x76 /* transmit clock option */ + +#define CD1400_COR1 2*0x08 /* channel option 1 */ +#define CD1400_COR2 2*0x09 /* channel option 2 */ +#define CD1400_COR3 2*0x0A /* channel option 3 */ +#define CD1400_COR4 2*0x1E /* channel option 4 */ +#define CD1400_COR5 2*0x1F /* channel option 5 */ + +#define CD1400_SCHR1 2*0x1A /* special character 1 */ +#define CD1400_SCHR2 2*0x1B /* special character 2 */ +#define CD1400_SCHR3 2*0x1C /* special character 3 */ +#define CD1400_SCHR4 2*0x1D /* special character 4 */ + +#define CD1400_MCOR1 2*0x15 /* modem change 1 */ +#define CD1400_MCOR2 2*0x16 /* modem change 2 */ +#define CD1400_RTPR 2*0x21 /* receive timeout period */ + +#define CD1400_SVRR 2*0x67 /* service request */ +#define CD1400_SVRR_RX (1<<0) +#define CD1400_SVRR_TX (1<<1) +#define CD1400_SVRR_MDM (1<<2) + +/* hardware SVCACK addresses, for use in interrupt handlers */ +#define CD1400_SVCACKR 0x100 +#define CD1400_SVCACKT 0x200 +#define CD1400_SVCACKM 0x300 -- cgit v1.1