1 /* $NetBSD: ultrix_mod.c,v 1.6 2019/03/03 22:25:00 pgoyette Exp $ */ 2 3 /*- 4 * Copyright (c) 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software developed for The NetBSD Foundation 8 * by Andrew Doran. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifdef _KERNEL_OPT 33 #include "opt_execfmt.h" 34 #endif 35 36 #include <sys/cdefs.h> 37 __KERNEL_RCSID(0, "$NetBSD: ultrix_mod.c,v 1.6 2019/03/03 22:25:00 pgoyette Exp $"); 38 39 #include <sys/param.h> 40 #include <sys/module.h> 41 #include <sys/exec.h> 42 #include <sys/signalvar.h> 43 #include <sys/exec_elf.h> 44 #ifdef EXEC_ECOFF 45 #include <sys/exec_ecoff.h> 46 #endif 47 48 #include <compat/ultrix/ultrix_exec.h> 49 50 #ifdef EXEC_ECOFF 51 #define MD1 ",exec_ecoff" 52 #else 53 #define MD1 "" 54 #endif 55 56 MODULE(MODULE_CLASS_EXEC, compat_ultrix, "compat_13" MD1); 57 58 static struct execsw ultrix_execsw[] = { 59 #ifdef EXEC_ECOFF 60 { 61 .es_hdrsz = ECOFF_HDR_SIZE, 62 .es_makecmds = exec_ecoff_makecmds, 63 .u = { 64 .ecoff_probe_func = ultrix_exec_ecoff_probe, 65 }, 66 .es_emul = &emul_ultrix, 67 .es_prio = EXECSW_PRIO_LAST, 68 .es_arglen = 0, 69 .es_copyargs = copyargs, 70 .es_setregs = cpu_exec_ecoff_setregs, 71 .es_coredump = coredump_netbsd, 72 .es_setup_stack = exec_setup_stack, 73 }, 74 #endif 75 }; 76 77 static int 78 compat_ultrix_modcmd(modcmd_t cmd, void *arg) 79 { 80 81 switch (cmd) { 82 case MODULE_CMD_INIT: 83 return exec_add(ultrix_execsw, 84 __arraycount(ultrix_execsw)); 85 86 case MODULE_CMD_FINI: 87 return exec_remove(ultrix_execsw, 88 __arraycount(ultrix_execsw)); 89 90 default: 91 return ENOTTY; 92 } 93 } 94