111 lines
4.3 KiB
C
111 lines
4.3 KiB
C
/* $NetBSD: z8530var.h,v 1.4 1996/10/13 03:21:32 christos Exp $ */
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/*
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* Copyright (c) 1994 Gordon W. Ross
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Lawrence Berkeley Laboratory.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)zsvar.h 8.1 (Berkeley) 6/11/93
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*/
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#include <arch/mac68k/dev/z8530sc.h>
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#include <arch/mac68k/dev/z8530tty.h>
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/*
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* Functions to read and write individual registers in a channel.
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* The ZS chip requires a 1.6 uSec. recovery time between accesses,
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* and the Sun3 hardware does NOT take care of this for you.
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* MacII hardware DOES dake care of the delay for us. :-)
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*/
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u_char zs_read_reg __P((struct zs_chanstate *cs, u_char reg));
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u_char zs_read_csr __P((struct zs_chanstate *cs));
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u_char zs_read_data __P((struct zs_chanstate *cs));
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void zs_write_reg __P((struct zs_chanstate *cs, u_char reg, u_char val));
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void zs_write_csr __P((struct zs_chanstate *cs, u_char val));
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void zs_write_data __P((struct zs_chanstate *cs, u_char val));
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/*
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* abort detection on console will now timeout after iterating on a loop
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* the following # of times. Cheep hack. Also, abort detection is turned
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* off after a timeout (i.e. maybe there's not a terminal hooked up).
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*/
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#define ZSABORT_DELAY 3000000
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/*
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* How to request a "soft" interrupt.
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* This could be a macro if you like.
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*/
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void zsc_req_softint __P((struct zsc_softc *zsc));
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/* Handle user request to enter kernel debugger. */
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void zs_abort __P((struct zstty_softc *zst));
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/* Hook for MD ioctl support */
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int zsmdioctl __P((struct tty *tp, u_long com, caddr_t data, int flag,
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struct proc *p));
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/* Clean up at end of tty attach */
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void zstty_mdattach __P((struct zsc_softc *zsc, struct zstty_softc *zst,
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struct zs_chanstate *cs, struct tty *tp));
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/* Callback for "external" clock sources */
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void zsmd_setclock __P((struct zs_chanstate *cs));
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/*
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* Some warts needed by z8530tty.c -
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*/
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#define ZSTTY_MAJOR 12 /* XXX */
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#undef ZSTTY_DEF_CFLAG
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#define ZSTTY_DEF_CFLAG (CREAD | CS8 | HUPCL)
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#define ZSTTY_RAW_CFLAG (CS8 | CREAD | HUPCL )
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#define ZSTTY_RAW_IFLAG (IXANY | IMAXBEL)
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#define ZSTTY_RAW_LFLAG (ECHOE|ECHOKE|ECHOCTL)
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#define ZSTTY_RAW_OFLAG (ONLCR | OXTABS)
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/* Above taken from looking at a tty after a stty raw */
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/* Booter flags interface */
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#define ZSMAC_RAW 0x01
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#define ZSMAC_LOCALTALK 0x02
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#define zsprintf printf
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