1/* $NetBSD: ralink_bus.c,v 1.4 2022/09/29 07:00:47 skrll Exp $ */ 2/*- 3 * Copyright (c) 2011 CradlePoint Technology, Inc. 4 * All rights reserved. 5 * 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 * 16 * THIS SOFTWARE IS PROVIDED BY CRADLEPOINT TECHNOLOGY, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28/* 29 * Copyright (c) 2006 Urbana-Champaign Independent Media Center. 30 * Copyright (c) 2006 Garrett D'Amore. 31 * All rights reserved. 32 * 33 * This code was written by Garrett D'Amore for the Champaign-Urbana 34 * Community Wireless Network Project. 35 * 36 * Redistribution and use in source and binary forms, with or 37 * without modification, are permitted provided that the following 38 * conditions are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above 42 * copyright notice, this list of conditions and the following 43 * disclaimer in the documentation and/or other materials provided 44 * with the distribution. 45 * 3. All advertising materials mentioning features or use of this 46 * software must display the following acknowledgements: 47 * This product includes software developed by the Urbana-Champaign 48 * Independent Media Center. 49 * This product includes software developed by Garrett D'Amore. 50 * 4. Urbana-Champaign Independent Media Center's name and Garrett 51 * D'Amore's name may not be used to endorse or promote products 52 * derived from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE URBANA-CHAMPAIGN INDEPENDENT 55 * MEDIA CENTER AND GARRETT D'AMORE ``AS IS'' AND ANY EXPRESS OR 56 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 57 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 58 * ARE DISCLAIMED. IN NO EVENT SHALL THE URBANA-CHAMPAIGN INDEPENDENT 59 * MEDIA CENTER OR GARRETT D'AMORE BE LIABLE FOR ANY DIRECT, INDIRECT, 60 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 61 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 62 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 63 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 64 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 65 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 66 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 67 */ 68 69#include "locators.h" 70 71#include <sys/cdefs.h> 72__KERNEL_RCSID(0, "$NetBSD: ralink_bus.c,v 1.4 2022/09/29 07:00:47 skrll Exp $"); 73#define _MIPS_BUS_DMA_PRIVATE 74 75#include <sys/param.h> 76#include <sys/bus.h> 77#include <sys/device.h> 78#include <sys/extent.h> 79#include <sys/systm.h> 80 81#include <mips/ralink/ralink_reg.h> 82#include <mips/ralink/ralink_var.h> 83 84static void ra_bus_bus_mem_init(bus_space_tag_t, void *); 85 86struct mips_bus_space ra_bus_memt; 87struct mips_bus_dma_tag ra_bus_dmat = { 88 ._dmamap_ops = _BUS_DMAMAP_OPS_INITIALIZER, 89 ._dmamem_ops = _BUS_DMAMEM_OPS_INITIALIZER, 90 ._dmatag_ops = _BUS_DMATAG_OPS_INITIALIZER, 91}; 92 93const bus_space_handle_t ra_sysctl_bsh = 94 (bus_space_handle_t) RA_IOREG_VADDR(RA_SYSCTL_BASE, 0); 95 96void 97ra_bus_init(void) 98{ 99 ra_bus_bus_mem_init(&ra_bus_memt, NULL); 100#ifdef DIAGNOSTIC 101 bus_space_handle_t bsh = 0xdeadfa11; 102 bus_space_map(&ra_bus_memt, RA_SYSCTL_BASE, 0x100, 0, &bsh); 103 KASSERT(ra_sysctl_bsh == bsh); 104#endif 105} 106 107/* 108 * CPU memory/register stuff 109 * defines ra_bus_bus_mem_init, which encompasses all of memory 110 */ 111 112#define CHIP ra_bus 113#define CHIP_MEM /* defined */ 114#define CHIP_W1_BUS_START(v) 0x00000000UL 115#define CHIP_W1_BUS_END(v) 0x1fffffffUL 116#define CHIP_W1_SYS_START(v) CHIP_W1_BUS_START(v) 117#define CHIP_W1_SYS_END(v) CHIP_W1_BUS_END(v) 118 119#include <mips/mips/bus_space_alignstride_chipdep.c> 120