NetBSD/sys/arch/mac68k/obio/espvar.h

53 lines
2.3 KiB
C

/* $NetBSD: espvar.h,v 1.5 1997/11/25 03:54:56 briggs Exp $ */
/*
* Copyright (c) 1997 Allen Briggs.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Peter Galbavy.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
struct esp_softc {
struct ncr53c9x_softc sc_ncr53c9x; /* glue to MI code */
bus_space_tag_t sc_tag;
bus_space_handle_t sc_bsh;
volatile u_char *sc_reg; /* the registers */
u_char irq_mask; /* mask for clearing IRQ */
int sc_active; /* Pseudo-DMA state vars */
int sc_datain;
size_t sc_dmasize;
char **sc_dmaaddr;
size_t *sc_dmalen;
int sc_tc; /* only used in non-quick */
u_int16_t *sc_pdmaddr; /* only used in quick */
int sc_pdmalen; /* only used in quick */
size_t sc_prevdmasize; /* only used in quick */
int sc_pad; /* only used in quick */
};