diff options
Diffstat (limited to 'sys/arch/mac68k/include/z8530var.h')
| -rw-r--r-- | sys/arch/mac68k/include/z8530var.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/sys/arch/mac68k/include/z8530var.h b/sys/arch/mac68k/include/z8530var.h new file mode 100644 index 00000000000..b202cc8d0c5 --- /dev/null +++ b/sys/arch/mac68k/include/z8530var.h @@ -0,0 +1,106 @@ +/* $NetBSD: z8530var.h,v 1.1 1996/05/18 18:54:45 briggs Exp $ */ + +/* + * Copyright (c) 1994 Gordon W. Ross + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This software was developed by the Computer Systems Engineering group + * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and + * contributed to Berkeley. + * + * All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Lawrence Berkeley Laboratory. + * + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + * + * @(#)zsvar.h 8.1 (Berkeley) 6/11/93 + */ + +#include <arch/mac68k/dev/z8530sc.h> +#include <arch/mac68k/dev/z8530tty.h> + +/* + * Functions to read and write individual registers in a channel. + * The ZS chip requires a 1.6 uSec. recovery time between accesses, + * and the Sun3 hardware does NOT take care of this for you. + * MacII hardware DOES dake care of the delay for us. :-) + */ + +u_char zs_read_reg __P((struct zs_chanstate *cs, u_char reg)); +u_char zs_read_csr __P((struct zs_chanstate *cs)); +u_char zs_read_data __P((struct zs_chanstate *cs)); + +void zs_write_reg __P((struct zs_chanstate *cs, u_char reg, u_char val)); +void zs_write_csr __P((struct zs_chanstate *cs, u_char val)); +void zs_write_data __P((struct zs_chanstate *cs, u_char val)); + +/* + * abort detection on console will now timeout after iterating on a loop + * the following # of times. Cheep hack. Also, abort detection is turned + * off after a timeout (i.e. maybe there's not a terminal hooked up). + */ +#define ZSABORT_DELAY 3000000 + +/* + * How to request a "soft" interrupt. + * This could be a macro if you like. + */ +void zsc_req_softint __P((struct zsc_softc *zsc)); + +/* Handle user request to enter kernel debugger. */ +void zs_abort __P((struct zstty_softc *zst)); + +/* Hook for MD ioctl support */ +int zsmdioctl __P((struct tty *tp, u_long com, caddr_t data, int flag, + struct proc *p)); + +/* Clean up at end of tty attach */ +void zstty_mdattach __P((struct zsc_softc *zsc, struct zstty_softc *zst, + struct zs_chanstate *cs, struct tty *tp)); + +/* Callback for "external" clock sources */ +void zsmd_setclock __P((struct zs_chanstate *cs)); + +/* + * Some warts needed by z8530tty.c - + */ +#define ZSTTY_MAJOR 12 /* XXX */ +#undef ZSTTY_DEF_CFLAG +#define ZSTTY_DEF_CFLAG (CREAD | CS8 | HUPCL) + +#define ZSTTY_RAW_CFLAG (CS8 | CREAD | HUPCL ) +#define ZSTTY_RAW_IFLAG (IXANY | IMAXBEL) +#define ZSTTY_RAW_LFLAG (ECHOE|ECHOKE|ECHOCTL) +#define ZSTTY_RAW_OFLAG (ONLCR | OXTABS) +/* Above taken from looking at a tty after a stty raw */ + +#define zsprintf printf |