exynos5_machdep.c revision 257660
1252391Sray/*- 2252391Sray * Copyright (c) 2013 Ruslan Bukin <br@bsdpad.com> 3252391Sray * All rights reserved. 4252391Sray * 5252391Sray * Redistribution and use in source and binary forms, with or without 6252391Sray * modification, are permitted provided that the following conditions 7252391Sray * are met: 8252391Sray * 1. Redistributions of source code must retain the above copyright 9252391Sray * notice, this list of conditions and the following disclaimer. 10252391Sray * 2. Redistributions in binary form must reproduce the above copyright 11252391Sray * notice, this list of conditions and the following disclaimer in the 12252391Sray * documentation and/or other materials provided with the distribution. 13252391Sray * 14252391Sray * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15252391Sray * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16252391Sray * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17252391Sray * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18252391Sray * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19252391Sray * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20252391Sray * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21252391Sray * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22252391Sray * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23252391Sray * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24252391Sray * SUCH DAMAGE. 25252391Sray */ 26252391Sray 27252391Sray#include "opt_ddb.h" 28252391Sray#include "opt_platform.h" 29252391Sray 30252391Sray#include <sys/cdefs.h> 31252391Sray__FBSDID("$FreeBSD: head/sys/arm/samsung/exynos/exynos5_machdep.c 257660 2013-11-04 22:45:26Z ian $"); 32252391Sray 33252391Sray#define _ARM32_BUS_DMA_PRIVATE 34252391Sray#include <sys/param.h> 35252391Sray#include <sys/systm.h> 36252391Sray#include <sys/bus.h> 37252391Sray 38252391Sray#include <vm/vm.h> 39252391Sray#include <vm/pmap.h> 40252391Sray 41252391Sray#include <machine/bus.h> 42257660Sian#include <machine/devmap.h> 43252391Sray#include <machine/machdep.h> 44252391Sray 45252391Sray#include <dev/fdt/fdt_common.h> 46252391Sray 47254495Scognet#define DEVMAP_BOOTSTRAP_MAP_START 0xF0000000 48252391Sray 49252391Srayvm_offset_t 50252391Srayinitarm_lastaddr(void) 51252391Sray{ 52252391Sray 53257201Sian return (DEVMAP_BOOTSTRAP_MAP_START); 54252391Sray} 55252391Sray 56252391Srayvoid 57252391Srayinitarm_gpio_init(void) 58252391Sray{ 59252391Sray} 60252391Sray 61252391Srayvoid 62252391Srayinitarm_late_init(void) 63252391Sray{ 64252391Sray} 65252391Sray 66252391Sray#define FDT_DEVMAP_MAX (1 + 2 + 1 + 1) /* FIXME */ 67257660Sianstatic struct arm_devmap_entry fdt_devmap[FDT_DEVMAP_MAX] = { 68252391Sray { 0, 0, 0, 0, 0, } 69252391Sray}; 70252391Sray 71252391Sray/* 72252391Sray * Construct pmap_devmap[] with DT-derived config data. 73252391Sray */ 74252391Srayint 75252391Srayplatform_devmap_init(void) 76252391Sray{ 77252391Sray int i; 78252391Sray 79252391Sray i = 0; 80254495Scognet fdt_devmap[i].pd_va = 0xf2C00000; 81252391Sray fdt_devmap[i].pd_pa = 0x12C00000; 82252391Sray fdt_devmap[i].pd_size = 0x100000; 83252391Sray fdt_devmap[i].pd_prot = VM_PROT_READ | VM_PROT_WRITE; 84252391Sray fdt_devmap[i].pd_cache = PTE_NOCACHE; 85252391Sray i++; 86252391Sray 87257660Sian arm_devmap_register_table(&fdt_devmap[0]); 88252391Sray return (0); 89252391Sray} 90252391Sray 91252391Sraystruct arm32_dma_range * 92252391Sraybus_dma_get_range(void) 93252391Sray{ 94252391Sray 95252391Sray return (NULL); 96252391Sray} 97252391Sray 98252391Srayint 99252391Sraybus_dma_get_range_nb(void) 100252391Sray{ 101252391Sray 102252391Sray return (0); 103252391Sray} 104