1 /* $OpenBSD: umct.h,v 1.4 2008/06/26 05:42:19 ray Exp $ */ 2 /* $NetBSD: umct.h,v 1.1 2001/03/28 18:42:13 ichiro Exp $ */ 3 /* 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ichiro FUKUHARA (ichiro@ichiro.org). 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Vendor Request Interface 34 */ 35 #define UMCT_SET_REQUEST 0x40 36 #define UMCT_GET_REQUEST 0xc0 37 38 #define REQ_SET_BAUD_RATE 5 /* Set Baud Rate Divisor */ 39 #define LENGTH_BAUD_RATE 4 40 41 #define REQ_GET_MSR 2 /* Get Modem Status Register (MSR) */ 42 #define LENGTH_GET_MSR 1 43 44 #define REQ_GET_LCR 6 /* Get Line Control Register (LCR) */ 45 #define LENGTH_GET_LCR 1 46 47 #define REQ_SET_LCR 7 /* Set Line Control Register (LCR) */ 48 #define LENGTH_SET_LCR 1 49 50 #define REQ_SET_MCR 10 /* Set Modem Control Register (MCR) */ 51 #define LENGTH_SET_MCR 1 52 53 /* 54 * Baud rate (divisor) 55 */ 56 #define UMCT_BAUD_RATE(b) (115200/b) 57 58 /* 59 * Line Control Register (LCR) 60 */ 61 #define LCR_SET_BREAK 0x40 62 #define LCR_PARITY_EVEN 0x18 63 #define LCR_PARITY_ODD 0x08 64 #define LCR_PARITY_NONE 0x00 65 #define LCR_DATA_BITS_5 0x00 66 #define LCR_DATA_BITS_6 0x01 67 #define LCR_DATA_BITS_7 0x02 68 #define LCR_DATA_BITS_8 0x03 69 #define LCR_STOP_BITS_2 0x04 70 #define LCR_STOP_BITS_1 0x00 71 72 /* 73 * Modem Control Register (MCR) 74 */ 75 #define MCR_NONE 0x8 76 #define MCR_RTS 0xa 77 #define MCR_DTR 0x9 78 79 /* 80 * Modem Status Register (MSR) 81 */ 82 #define MSR_CD 0x80 /* Current CD */ 83 #define MSR_RI 0x40 /* Current RI */ 84 #define MSR_DSR 0x20 /* Current DSR */ 85 #define MSR_CTS 0x10 /* Current CTS */ 86 #define MSR_DCD 0x08 /* Delta CD */ 87 #define MSR_DRI 0x04 /* Delta RI */ 88 #define MSR_DDSR 0x02 /* Delta DSR */ 89 #define MSR_DCTS 0x01 /* Delta CTS */ 90 91 /* 92 * Line Status Register (LSR) 93 */ 94 #define LSR_ERR 0x80 /* OE | PE | FE | BI */ 95 #define LSR_TEMT 0x40 /* transmit register empty */ 96 #define LSR_THRE 0x20 /* transmit holding register empty */ 97 #define LSR_BI 0x10 /* break indicator */ 98 #define LSR_FE 0x08 /* framing error */ 99 #define LSR_OE 0x02 /* overrun error */ 100 #define LSR_PE 0x04 /* parity error */ 101 #define LSR_OE 0x02 /* overrun error */ 102 #define LSR_DR 0x01 /* receive data ready */ 103