1 /* $NetBSD: umct.h,v 1.1 2001/03/28 18:42:13 ichiro Exp $ */ 2 /* 3 * Copyright (c) 2001 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Ichiro FUKUHARA (ichiro@ichiro.org). 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 /* 39 * Vendor Request Interface 40 */ 41 #define UMCT_SET_REQUEST 0x40 42 #define UMCT_GET_REQUEST 0xc0 43 44 #define REQ_SET_BAUD_RATE 5 /* Set Baud Rate Divisor */ 45 #define LENGTH_BAUD_RATE 4 46 47 #define REQ_GET_MSR 2 /* Get Modem Status Register (MSR) */ 48 #define LENGTH_GET_MSR 1 49 50 #define REQ_GET_LCR 6 /* Get Line Control Register (LCR) */ 51 #define LENGTH_GET_LCR 1 52 53 #define REQ_SET_LCR 7 /* Set Line Control Register (LCR) */ 54 #define LENGTH_SET_LCR 1 55 56 #define REQ_SET_MCR 10 /* Set Modem Control Register (MCR) */ 57 #define LENGTH_SET_MCR 1 58 59 /* 60 * Baud rate (divisor) 61 */ 62 #define UMCT_BAUD_RATE(b) (115200/b) 63 64 /* 65 * Line Control Register (LCR) 66 */ 67 #define LCR_SET_BREAK 0x40 68 #define LCR_PARITY_EVEN 0x18 69 #define LCR_PARITY_ODD 0x08 70 #define LCR_PARITY_NONE 0x00 71 #define LCR_DATA_BITS_5 0x00 72 #define LCR_DATA_BITS_6 0x01 73 #define LCR_DATA_BITS_7 0x02 74 #define LCR_DATA_BITS_8 0x03 75 #define LCR_STOP_BITS_2 0x04 76 #define LCR_STOP_BITS_1 0x00 77 78 /* 79 * Modem Control Register (MCR) 80 */ 81 #define MCR_NONE 0x8 82 #define MCR_RTS 0xa 83 #define MCR_DTR 0x9 84 85 /* 86 * Modem Status Register (MSR) 87 */ 88 #define MSR_CD 0x80 /* Current CD */ 89 #define MSR_RI 0x40 /* Current RI */ 90 #define MSR_DSR 0x20 /* Current DSR */ 91 #define MSR_CTS 0x10 /* Current CTS */ 92 #define MSR_DCD 0x08 /* Delta CD */ 93 #define MSR_DRI 0x04 /* Delta RI */ 94 #define MSR_DDSR 0x02 /* Delta DSR */ 95 #define MSR_DCTS 0x01 /* Delta CTS */ 96 97 /* 98 * Line Status Register (LSR) 99 */ 100 #define LSR_ERR 0x80 /* OE | PE | FE | BI */ 101 #define LSR_TEMT 0x40 /* transmit register empty */ 102 #define LSR_THRE 0x20 /* transmit holding register empty */ 103 #define LSR_BI 0x10 /* break indicator */ 104 #define LSR_FE 0x08 /* framing error */ 105 #define LSR_OE 0x02 /* overrun error */ 106 #define LSR_PE 0x04 /* parity error */ 107 #define LSR_OE 0x02 /* overrun error */ 108 #define LSR_DR 0x01 /* receive data ready */ 109