2 * Copyright (c) 2013 Ruslan Bukin <br@bsdpad.com>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
28 #include "opt_platform.h"
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #define _ARM32_BUS_DMA_PRIVATE
34 #include <sys/param.h>
35 #include <sys/systm.h>
41 #include <machine/bus.h>
42 #include <machine/frame.h> /* For trapframe_t, used in <machine/machdep.h> */
43 #include <machine/machdep.h>
44 #include <machine/pmap.h>
46 #include <dev/fdt/fdt_common.h>
48 #define DEVMAP_BOOTSTRAP_MAP_START 0xF0000000
51 initarm_lastaddr(void)
54 return (DEVMAP_BOOTSTRAP_MAP_START - ARM_NOCACHE_KVA_SIZE);
58 initarm_gpio_init(void)
63 initarm_late_init(void)
67 #define FDT_DEVMAP_MAX (1 + 2 + 1 + 1) /* FIXME */
68 static struct pmap_devmap fdt_devmap[FDT_DEVMAP_MAX] = {
73 * Construct pmap_devmap[] with DT-derived config data.
76 platform_devmap_init(void)
81 fdt_devmap[i].pd_va = 0xf2C00000;
82 fdt_devmap[i].pd_pa = 0x12C00000;
83 fdt_devmap[i].pd_size = 0x100000;
84 fdt_devmap[i].pd_prot = VM_PROT_READ | VM_PROT_WRITE;
85 fdt_devmap[i].pd_cache = PTE_NOCACHE;
88 pmap_devmap_bootstrap_table = &fdt_devmap[0];
92 struct arm32_dma_range *
93 bus_dma_get_range(void)
100 bus_dma_get_range_nb(void)