1 /*- 2 * Copyright (c) 2013 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include "opt_ddb.h" 28 #include "opt_platform.h" 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #define _ARM32_BUS_DMA_PRIVATE 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/bus.h> 37 38 #include <vm/vm.h> 39 40 #include <machine/armreg.h> 41 #include <machine/bus.h> 42 #include <machine/devmap.h> 43 #include <machine/machdep.h> 44 #include <machine/platform.h> 45 46 #include <dev/fdt/fdt_common.h> 47 48 vm_offset_t 49 platform_lastaddr(void) 50 { 51 52 return (arm_devmap_lastaddr()); 53 } 54 55 void 56 platform_probe_and_attach(void) 57 { 58 59 } 60 61 void 62 platform_gpio_init(void) 63 { 64 65 } 66 67 void 68 platform_late_init(void) 69 { 70 71 } 72 73 int 74 platform_devmap_init(void) 75 { 76 77 arm_devmap_add_entry(0x40000000, 0x100000); 78 79 return (0); 80 } 81 82 struct arm32_dma_range * 83 bus_dma_get_range(void) 84 { 85 86 return (NULL); 87 } 88 89 int 90 bus_dma_get_range_nb(void) 91 { 92 93 return (0); 94 } 95