1 /* $NetBSD: pxa2x0_a4x_space.c,v 1.4 2006/07/28 08:15:29 simonb Exp $ */ 2 3 /* 4 * Copyright (c) 2002 Genetec Corporation. All rights reserved. 5 * Written by Hiroyuki Bessho for Genetec Corporation. 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed for the NetBSD Project by 18 * Genetec Corporation. 19 * 4. The name of Genetec Corporation may not be used to endorse or 20 * promote products derived from this software without specific prior 21 * written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 /* 37 * Bus space tag for 8/16-bit devices on 32-bit bus. 38 * all registers are located at the address of multiple of 4. 39 */ 40 41 #include <sys/cdefs.h> 42 __KERNEL_RCSID(0, "$NetBSD: pxa2x0_a4x_space.c,v 1.4 2006/07/28 08:15:29 simonb Exp $"); 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 47 #include <uvm/uvm_extern.h> 48 49 #include <machine/bus.h> 50 51 /* Prototypes for all the bus_space structure functions */ 52 bs_protos(pxa2x0); 53 bs_protos(a4x); 54 bs_protos(generic); 55 bs_protos(generic_armv4); 56 bs_protos(bs_notimpl); 57 58 struct bus_space pxa2x0_a4x_bs_tag = { 59 /* cookie */ 60 (void *) 0, 61 62 /* mapping/unmapping */ 63 pxa2x0_bs_map, 64 pxa2x0_bs_unmap, 65 pxa2x0_bs_subregion, 66 67 /* allocation/deallocation */ 68 pxa2x0_bs_alloc, /* not implemented */ 69 pxa2x0_bs_free, /* not implemented */ 70 71 /* get kernel virtual address */ 72 pxa2x0_bs_vaddr, 73 74 /* mmap */ 75 bs_notimpl_bs_mmap, 76 77 /* barrier */ 78 pxa2x0_bs_barrier, 79 80 /* read (single) */ 81 a4x_bs_r_1, 82 a4x_bs_r_2, 83 a4x_bs_r_4, 84 bs_notimpl_bs_r_8, 85 86 /* read multiple */ 87 a4x_bs_rm_1, 88 a4x_bs_rm_2, 89 bs_notimpl_bs_rm_4, 90 bs_notimpl_bs_rm_8, 91 92 /* read region */ 93 bs_notimpl_bs_rr_1, 94 bs_notimpl_bs_rr_2, 95 bs_notimpl_bs_rr_4, 96 bs_notimpl_bs_rr_8, 97 98 /* write (single) */ 99 a4x_bs_w_1, 100 a4x_bs_w_2, 101 a4x_bs_w_4, 102 bs_notimpl_bs_w_8, 103 104 /* write multiple */ 105 a4x_bs_wm_1, 106 a4x_bs_wm_2, 107 bs_notimpl_bs_wm_4, 108 bs_notimpl_bs_wm_8, 109 110 /* write region */ 111 bs_notimpl_bs_wr_1, 112 bs_notimpl_bs_wr_2, 113 bs_notimpl_bs_wr_4, 114 bs_notimpl_bs_wr_8, 115 116 /* set multiple */ 117 bs_notimpl_bs_sm_1, 118 bs_notimpl_bs_sm_2, 119 bs_notimpl_bs_sm_4, 120 bs_notimpl_bs_sm_8, 121 122 /* set region */ 123 bs_notimpl_bs_sr_1, 124 bs_notimpl_bs_sr_2, 125 bs_notimpl_bs_sr_4, 126 bs_notimpl_bs_sr_8, 127 128 /* copy */ 129 bs_notimpl_bs_c_1, 130 bs_notimpl_bs_c_2, 131 bs_notimpl_bs_c_4, 132 bs_notimpl_bs_c_8, 133 }; 134