scc_bus.h revision 176772
1157299Smarcel/*- 2157299Smarcel * Copyright (c) 2004-2006 Marcel Moolenaar 3157299Smarcel * All rights reserved. 4157299Smarcel * 5157299Smarcel * Redistribution and use in source and binary forms, with or without 6157299Smarcel * modification, are permitted provided that the following conditions 7157299Smarcel * are met: 8157299Smarcel * 9157299Smarcel * 1. Redistributions of source code must retain the above copyright 10157299Smarcel * notice, this list of conditions and the following disclaimer. 11157299Smarcel * 2. Redistributions in binary form must reproduce the above copyright 12157299Smarcel * notice, this list of conditions and the following disclaimer in the 13157299Smarcel * documentation and/or other materials provided with the distribution. 14157299Smarcel * 15157299Smarcel * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16157299Smarcel * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17157299Smarcel * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18157299Smarcel * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19157299Smarcel * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20157299Smarcel * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21157299Smarcel * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22157299Smarcel * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23157299Smarcel * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24157299Smarcel * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25157299Smarcel * 26157299Smarcel * $FreeBSD: head/sys/dev/scc/scc_bus.h 176772 2008-03-03 18:20:17Z raj $ 27157299Smarcel */ 28157299Smarcel 29157299Smarcel#ifndef _DEV_SCC_BUS_H_ 30157299Smarcel#define _DEV_SCC_BUS_H_ 31157299Smarcel 32157299Smarcel#include <sys/serial.h> 33157299Smarcel#include <serdev_if.h> 34157299Smarcel 35157299Smarcel#define SCC_IVAR_CHANNEL 0 36157299Smarcel#define SCC_IVAR_CLASS 1 37157299Smarcel#define SCC_IVAR_CLOCK 2 38157299Smarcel#define SCC_IVAR_MODE 3 39157299Smarcel#define SCC_IVAR_REGSHFT 4 40157299Smarcel#define SCC_IVAR_HWMTX 5 41157299Smarcel 42157299Smarcel/* Hardware class -- the SCC type. */ 43157299Smarcel#define SCC_CLASS_SAB82532 0 44157299Smarcel#define SCC_CLASS_Z8530 1 45176772Sraj#define SCC_CLASS_QUICC 2 46157299Smarcel 47157299Smarcel/* The possible modes supported by the SCC. */ 48157299Smarcel#define SCC_MODE_ASYNC 0x01 49157299Smarcel#define SCC_MODE_BISYNC 0x02 50157299Smarcel#define SCC_MODE_HDLC 0x04 51157299Smarcel 52157299Smarcel#endif /* _DEV_SCC_BUS_H_ */ 53