1 /* $NetBSD: espvar.h,v 1.5 2008/04/28 20:23:53 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1997, 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center and Jaromir Dolecek. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 struct esp_softc { 34 struct ncr53c9x_softc sc_ncr53c9x; /* glue to MI code */ 35 bus_space_tag_t sc_iot; 36 37 bus_space_handle_t sc_ioh; /* the device registers */ 38 bus_space_handle_t sc_esp_ioh; /* the 'esp' registers */ 39 40 bus_dma_tag_t sc_dmat; 41 42 void *sc_ih; 43 44 bus_dmamap_t sc_xfer; 45 46 uint8_t **sc_xfer_addr; 47 size_t *sc_xfer_len; 48 49 volatile int sc_flags; 50 #define ESP_XFER_LOADED 0x01 51 #define ESP_XFER_ACTIVE 0x02 52 #define ESP_XFER_READ 0x04 53 }; 54