1 /* 2 * Copyright (c) 2018-2021 Maxime Villard, m00nbsd.net 3 * All rights reserved. 4 * 5 * This code is part of the NVMM hypervisor. 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 THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 /* 30 * Shared stuff within toyvirt. 31 */ 32 33 #include <nvmm.h> 34 35 #define PAGE_SIZE 4096 36 #define rounddown(x,y) (((x)/(y))*(y)) 37 #define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) 38 39 /* main.c */ 40 uintptr_t toyvirt_mem_add(struct nvmm_machine *, gpaddr_t, size_t); 41 42 /* toydev.c */ 43 void toydev_mmio(gpaddr_t, bool, uint8_t *, size_t); 44 void toydev_io(int, bool, uint8_t *, size_t); 45 46 /* elf.c */ 47 int elf_map(struct nvmm_machine *, const char *, uint64_t *); 48