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