1/*	$NetBSD: espvar.h,v 1.10 2022/08/15 12:16:25 rin Exp $	*/
2
3/*
4 * Copyright (c) 1997 Allen Briggs.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed by Peter Galbavy.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33struct esp_softc {
34	struct ncr53c9x_softc	sc_ncr53c9x;	/* glue to MI code */
35
36	volatile uint8_t	*sc_reg;	/* the registers */
37	volatile uint32_t	*sc_dreqreg;	/* DREQ register for DAFB */
38
39	int		sc_active;		/* Pseudo-DMA state vars */
40	int		sc_datain;
41	size_t		sc_dmasize;
42	uint8_t		**sc_dmaaddr;
43	size_t		*sc_dmalen;
44	int		sc_tc;			/* used in PIO */
45	int		sc_pad;			/* only used in quick */
46
47	/* for avdma */
48	int		sc_rset;
49	int		sc_ibuf_used;
50	uint8_t		*sc_obuf;
51	uint8_t		*sc_ibuf;
52	bus_dma_tag_t	sc_dmat;
53	bus_dmamap_t	sc_dmap;
54};
55