/* $NetBSD: espvar.h,v 1.10 2022/08/15 12:16:25 rin 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 */
volatile uint8_t *sc_reg; /* the registers */
volatile uint32_t *sc_dreqreg; /* DREQ register for DAFB */
int sc_active; /* Pseudo-DMA state vars */
int sc_datain;
size_t sc_dmasize;
uint8_t **sc_dmaaddr;
size_t *sc_dmalen;
int sc_tc; /* used in PIO */
int sc_pad; /* only used in quick */
/* for avdma */
int sc_rset;
int sc_ibuf_used;
uint8_t *sc_obuf;
uint8_t *sc_ibuf;
bus_dma_tag_t sc_dmat;
bus_dmamap_t sc_dmap;
};
