1 /* $NetBSD: sysident.h,v 1.16 2013/09/10 16:35:10 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1997 Christopher G. Demetriou 5 * All rights reserved. 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed for the 18 * NetBSD Project. See http://www.NetBSD.org/ for 19 * information about NetBSD. 20 * 4. The name of the author may not be used to endorse or promote products 21 * derived from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 * 34 * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>> 35 */ 36 37 /* 38 * Here we define the NetBSD OS Version in an ELF .note section, structured 39 * like: 40 * 41 * [NOTE HEADER] 42 * long name size 43 * long description size 44 * long note type 45 * 46 * [NOTE DATUM] 47 * string OS name 48 * 49 * OSVERSION notes also have: 50 * long OS version (__NetBSD_Version__ constant from param.h) 51 * 52 * The DATUM fields should be padded out such that their actual (not 53 * declared) sizes % 4 == 0. 54 * 55 * These are used by the kernel to determine if this binary is really a 56 * NetBSD binary, or some other OS's. 57 */ 58 59 /* XXX: NetBSD 1.5 compatibility only! */ 60 #if __NetBSD_Version__ < 105010000 61 #define ELF_NOTE_TYPE_NETBSD_TAG 1 62 #endif 63 64 #define __S(x) __STRING(x) 65 __asm( 66 ".section\t\".note.netbsd.ident\", \"a\"\n" 67 "\t.p2align\t2\n\n" 68 69 "\t.long\t" __S(ELF_NOTE_NETBSD_NAMESZ) "\n" 70 "\t.long\t" __S(ELF_NOTE_NETBSD_DESCSZ) "\n" 71 "\t.long\t" __S(ELF_NOTE_TYPE_NETBSD_TAG) "\n" 72 "\t.ascii\t" __S(ELF_NOTE_NETBSD_NAME) "\n" 73 "\t.long\t" __S(__NetBSD_Version__) "\n\n" 74 75 "\t.previous\n" 76 "\t.p2align\t2\n" 77 ); 78 79 __asm( 80 ".section\t\".note.netbsd.pax\", \"a\"\n" 81 "\t.p2align\t2\n\n" 82 83 "\t.long\t" __S(ELF_NOTE_PAX_NAMESZ) "\n" 84 "\t.long\t" __S(ELF_NOTE_PAX_DESCSZ) "\n" 85 "\t.long\t" __S(ELF_NOTE_TYPE_PAX_TAG) "\n" 86 "\t.ascii\t" __S(ELF_NOTE_PAX_NAME) "\n" 87 "\t.long\t" __S(0) "\n\n" 88 89 "\t.previous\n" 90 "\t.p2align\t2\n" 91 ); 92 93 #ifdef ELF_NOTE_MARCH_DESC 94 __asm( 95 ".section\t\".note.netbsd.march\", \"a\"\n" 96 "\t.p2align\t2\n\n" 97 98 "\t.long\t" __S(ELF_NOTE_MARCH_NAMESZ) "\n" 99 "\t.long\t2f-1f\n" 100 "\t.long\t" __S(ELF_NOTE_TYPE_MARCH_TAG) "\n" 101 "\t.ascii\t" __S(ELF_NOTE_MARCH_NAME) "\n" 102 "1:\t.asciz\t" __S(ELF_NOTE_MARCH_DESC) "\n" 103 "2:\n" 104 105 "\t.previous\n" 106 "\t.p2align\t2\n" 107 ); 108 #endif 109