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-/*-
- * Copyright (c) 1995 Sean Eric Fagan.
- * 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. Neither the name of the author nor the names of contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
- *
- * $FreeBSD$
- */
-
-#ifndef _IC_ESP_H_
-#define _IC_ESP_H_
-
-/*
- * Definitions for Hayes ESP serial cards.
- */
-
-/*
- * CMD1 and CMD2 are the command ports, offsets from <esp_iobase>.
- */
-#define ESP_CMD1 4
-#define ESP_CMD2 5
-
-/*
- * STAT1 and STAT2 are to get return values and status bytes;
- * they overload CMD1 and CMD2.
- */
-#define ESP_STATUS1 ESP_CMD1
-#define ESP_STATUS2 ESP_CMD2
-
-/*
- * Commands. Commands are given by writing the command value to
- * ESP_CMD1 and then writing or reading some number of bytes from
- * ESP_CMD2 or ESP_STATUS2.
- */
-#define ESP_GETTEST 0x01 /* self-test command (1 byte + extras) */
-#define ESP_GETDIPS 0x02 /* get on-board DIP switches (1 byte) */
-#define ESP_SETFLOWTYPE 0x08 /* set type of flow-control (2 bytes) */
-#define ESP_SETRXFLOW 0x0a /* set Rx FIFO flow control levels (4 bytes) */
-#define ESP_SETMODE 0x10 /* set board mode (1 byte) */
-
-/* Mode bits (ESP_SETMODE). */
-#define ESP_MODE_FIFO 0x02 /* act like a 16550 (compatibility mode) */
-#define ESP_MODE_RTS 0x04 /* use RTS hardware flow control */
-#define ESP_MODE_SCALE 0x80 /* scale FIFO trigger levels */
-
-/* Flow control type bits (ESP_SETFLOWTYPE). */
-#define ESP_FLOW_RTS 0x04 /* cmd1: local Rx sends RTS flow control */
-#define ESP_FLOW_CTS 0x10 /* cmd2: local transmitter responds to CTS */
-
-/* Used by ESP_SETRXFLOW. */
-#define HIBYTE(w) (((w) >> 8) & 0xff)
-#define LOBYTE(w) ((w) & 0xff)
-
-#endif /* !_IC_ESP_H_ */
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