1 /* $NetBSD: loadfile.h,v 1.1 1999/04/28 09:08:50 christos Exp $ */ 2 /* $OpenBSD: loadfile.h,v 1.14 2021/04/05 18:09:48 dv Exp $ */ 3 4 /*- 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Christos Zoulas. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <zlib.h> 34 35 /* 36 * Array indices in the u_long position array 37 */ 38 #define MARK_START 0 39 #define MARK_ENTRY 1 40 #define MARK_NSYM 2 41 #define MARK_SYM 3 42 #define MARK_END 4 43 #define MARK_RANDOM 5 44 #define MARK_ERANDOM 6 45 #define MARK_MAX 7 46 47 /* 48 * Bit flags for sections to load 49 */ 50 #define LOAD_TEXT 0x0001 51 #define LOAD_TEXTA 0x0002 52 #define LOAD_DATA 0x0004 53 #define LOAD_BSS 0x0008 54 #define LOAD_SYM 0x0010 55 #define LOAD_HDR 0x0020 56 #define LOAD_RANDOM 0x0040 57 #define LOAD_ALL 0x007f 58 59 #define COUNT_TEXT 0x0100 60 #define COUNT_TEXTA 0x0200 61 #define COUNT_DATA 0x0400 62 #define COUNT_BSS 0x0800 63 #define COUNT_SYM 0x1000 64 #define COUNT_HDR 0x2000 65 #define COUNT_RANDOM 0x4000 66 #define COUNT_ALL 0x7f00 67 68 #define LOWMEM_KB 640 69 70 #define BOOTARGS_PAGE 0x2000 71 #define STACK_PAGE 0xF000 72 #define GDT_PAGE 0x10000 73 #define PML4_PAGE 0x11000 74 #define PML3_PAGE 0x12000 75 #define PML2_PAGE 0x13000 76 #define NPTE_PG (PAGE_SIZE / sizeof(uint64_t)) 77 78 int loadfile_elf(gzFile, struct vm_create_params *, struct vcpu_reg_state *); 79 80 size_t mread(gzFile, paddr_t, size_t); 81