1 1.6 hans /* $NetBSD: uba_common.h,v 1.6 2008/11/19 15:39:10 hans Exp $ */ 2 1.2 ragge /*- 3 1.2 ragge * Copyright (c) 1982, 1986 The Regents of the University of California. 4 1.1 ragge * All rights reserved. 5 1.2 ragge * (c) UNIX System Laboratories, Inc. 6 1.2 ragge * All or some portions of this file are derived from material licensed 7 1.2 ragge * to the University of California by American Telephone and Telegraph 8 1.2 ragge * Co. or Unix System Laboratories, Inc. and are reproduced herein with 9 1.2 ragge * the permission of UNIX System Laboratories, Inc. 10 1.1 ragge * 11 1.1 ragge * Redistribution and use in source and binary forms, with or without 12 1.1 ragge * modification, are permitted provided that the following conditions 13 1.1 ragge * are met: 14 1.1 ragge * 1. Redistributions of source code must retain the above copyright 15 1.1 ragge * notice, this list of conditions and the following disclaimer. 16 1.1 ragge * 2. Redistributions in binary form must reproduce the above copyright 17 1.1 ragge * notice, this list of conditions and the following disclaimer in the 18 1.1 ragge * documentation and/or other materials provided with the distribution. 19 1.3 agc * 3. Neither the name of the University nor the names of its contributors 20 1.2 ragge * may be used to endorse or promote products derived from this software 21 1.2 ragge * without specific prior written permission. 22 1.2 ragge * 23 1.2 ragge * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 1.2 ragge * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 1.2 ragge * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 1.2 ragge * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 1.2 ragge * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 1.2 ragge * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 1.2 ragge * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 1.2 ragge * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 1.2 ragge * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 1.2 ragge * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 1.2 ragge * SUCH DAMAGE. 34 1.1 ragge * 35 1.2 ragge * @(#)ubareg.h 7.8 (Berkeley) 5/9/91 36 1.1 ragge */ 37 1.1 ragge 38 1.1 ragge /* 39 1.1 ragge * VAX-specific parts of the Unibus softc. 40 1.1 ragge */ 41 1.2 ragge struct uba_regs; 42 1.1 ragge 43 1.1 ragge struct uba_vsoftc { 44 1.1 ragge struct uba_softc uv_sc;/* Common vars from dev/qbus/ubavar.h */ 45 1.1 ragge struct vax_bus_dma_tag uv_dmat; 46 1.1 ragge struct vax_sgmap uv_sgmap; 47 1.1 ragge int uv_size; /* Size of UBA addressable memory */ 48 1.2 ragge paddr_t uv_addr; /* Physical address of map registers */ 49 1.2 ragge struct uba_regs *uv_uba;/* Where applicable */ 50 1.2 ragge int uh_ibase; 51 1.2 ragge int uh_zvtime; 52 1.2 ragge int uh_zvtotal; 53 1.2 ragge int uh_zvcnt; 54 1.2 ragge }; 55 1.2 ragge 56 1.2 ragge /* 57 1.2 ragge * Size of unibus memory address space in pages 58 1.2 ragge * (also number of map registers). 59 1.2 ragge */ 60 1.2 ragge #define UBAPAGES 496 61 1.2 ragge #define UBAIOADDR 0760000 /* start of I/O page */ 62 1.2 ragge #define UBAIOPAGES 16 63 1.2 ragge 64 1.2 ragge /* 65 1.2 ragge * DW780/DW750 hardware registers 66 1.2 ragge */ 67 1.2 ragge struct uba_regs { 68 1.6 hans volatile int uba_cnfgr; /* configuration register */ 69 1.6 hans volatile int uba_cr; /* control register */ 70 1.6 hans volatile int uba_sr; /* status register */ 71 1.6 hans volatile int uba_dcr; /* diagnostic control register */ 72 1.6 hans volatile int uba_fmer; /* failed map entry register */ 73 1.6 hans volatile int uba_fubar; /* failed UNIBUS address register */ 74 1.6 hans int pad1[2]; 75 1.6 hans volatile int uba_brsvr[4]; 76 1.6 hans volatile int uba_brrvr[4]; /* receive vector registers */ 77 1.6 hans volatile int uba_dpr[16]; /* buffered data path register */ 78 1.6 hans int pad2[480]; 79 1.6 hans struct pte uba_map[UBAPAGES]; /* unibus map register */ 80 1.6 hans int pad3[UBAIOPAGES]; /* no maps for device address space */ 81 1.1 ragge }; 82 1.1 ragge 83 1.5 matt void uba_dma_init(struct uba_vsoftc *); 84
Indexes created Mon Sep 22 05:09:51 GMT 2025