1/* $NetBSD: xcvbusvar.h,v 1.1 2006/12/02 22:18:47 freza Exp $ */ 2 3/* 4 * Copyright (c) 2006 Jachym Holecek 5 * All rights reserved. 6 * 7 * Written for DFC Design, s.r.o. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 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 AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33#include <sys/types.h> 34 35#include <sys/bus.h> 36 37#ifndef _VIRTEX_DEV_VIRTEXVAR_H_ 38#define _VIRTEX_DEV_VIRTEXVAR_H_ 39 40struct plb_attach_args; 41 42struct ll_dmac { 43 bus_space_tag_t dmac_iot; 44 bus_addr_t dmac_ctrl_addr; /* Control registers */ 45 bus_addr_t dmac_stat_addr; /* Status register */ 46 int dmac_chan; /* Channel number */ 47}; 48 49struct xcvbus_attach_args { 50 /* LocalLink ("llbus") DMA channels. */ 51 struct ll_dmac *vaa_rx_dmac; /* Receive channel, if any */ 52 struct ll_dmac *vaa_tx_dmac; /* Transmit channel, if any */ 53 54 /* Generic portion, enough for DCR/PLB. */ 55 const char *vaa_name; /* Device name */ 56 bus_space_tag_t vaa_iot; /* Registers */ 57 bus_addr_t vaa_addr; 58 bus_dma_tag_t vaa_dmat; 59 int vaa_intr; /* Device interrupt line */ 60 int _vaa_is_dcr; /* XXX bst flag */ 61}; 62 63void *ll_dmac_intr_establish(int, void(*)(void *), void *); 64void ll_dmac_intr_disestablish(int, void *); 65 66void virtex_autoconf(device_t, struct plb_attach_args *); 67 68int xcvbus_print(void *, const char *); 69int xcvbus_child_match(device_t, cfdata_t, void *); 70 71#endif /* _VIRTEX_DEV_VIRTEXVAR_H_ */ 72