NetBSD/sys/dev/dec/dzvar.h

85 lines
3.4 KiB
C

/* $NetBSD: dzvar.h,v 1.5 2003/01/06 21:05:38 matt Exp $ */
/*
* Copyright (c) 1996 Ken C. Wellsch. All rights reserved.
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell and Rick Macklem.
*
* 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.
*/
#ifndef _DEV_DEC_DZVAR_H_
#define _DEV_DEC_DZVAR_H_
/* A DZ-11 has 8 ports while a DZV/DZQ-11 has only 4. */
#define NDZLINE 8
#define DZ_DZ 8
#define DZ_DZV 4
#define DZ_DC 4
#define DZ_C2I(c) ((c)<<3) /* convert controller # to index */
#define DZ_I2C(c) ((c)>>3) /* convert minor to controller # */
#define DZ_PORT(u) ((u)&07) /* extract the port # */
struct dz_softc {
struct device sc_dev; /* Autoconf blaha */
struct evcnt sc_rintrcnt; /* recevive interrupt counts */
struct evcnt sc_tintrcnt; /* transmit interrupt counts */
struct dz_regs sc_dr; /* reg pointers */
bus_space_tag_t sc_iot;
bus_space_handle_t sc_ioh;
int sc_type; /* DZ11 or DZV11? */
int sc_consline; /* console line, or -1 */
int sc_rxint; /* Receive interrupt count XXX */
u_char sc_brk; /* Break asserted on some lines */
u_char sc_dsr; /* DSR set bits if no mdm ctrl */
struct dz_linestate {
struct dz_softc *dz_sc; /* backpointer to softc */
int dz_line; /* channel number */
void *dz_private; /* sub-driver data pointer */
int (*dz_catch) __P((void *, int)); /* Fast catch recv */
struct tty * dz_tty; /* what we work on */
#ifdef notyet
caddr_t dz_mem; /* pointers to clist output */
caddr_t dz_end; /* allowing pdma action */
#endif
} sc_dz[NDZLINE];
};
void dzattach(struct dz_softc *, struct evcnt *, int);
void dzrint(void *);
void dzxint(void *);
void dzreset(struct device *);
#endif /* _DEV_DEC_DZVAR_H_ */