1 /*- 2 * Copyright (c) 2012 The NetBSD Foundation, Inc. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The NetBSD Foundation 6 * by Matt Thomas of 3am Software Foundry. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 32 __KERNEL_RCSID(1, "$NetBSD: netbsd32_machdep_16.c,v 1.5 2020/06/20 07:10:36 skrll Exp $"); 33 34 #ifdef _KERNEL_OPT 35 #include "opt_compat_netbsd.h" 36 #include "opt_compat_netbsd32.h" 37 #endif 38 39 #include <sys/param.h> 40 41 #include <sys/core.h> 42 #include <sys/exec.h> 43 #include <sys/lwp.h> 44 #include <sys/signalvar.h> 45 #include <sys/syscallvar.h> 46 #include <sys/syscallargs.h> 47 48 #include <uvm/uvm_extern.h> 49 50 #include <compat/netbsd32/netbsd32.h> 51 #include <compat/netbsd32/netbsd32_exec.h> 52 #include <compat/netbsd32/netbsd32_syscall.h> 53 #include <compat/netbsd32/netbsd32_syscallargs.h> 54 55 #ifdef COMPAT_16 56 57 int 58 compat_16_netbsd32___sigreturn14(struct lwp *l, 59 const struct compat_16_netbsd32___sigreturn14_args *uap, 60 register_t *retval) 61 { 62 struct compat_16_sys___sigreturn14_args ua; 63 64 NETBSD32TOP_UAP(sigcntxp, struct sigcontext *); 65 66 return compat_16_sys___sigreturn14(l, &ua, retval); 67 } 68 69 static struct syscall_package compat_arm32_netbsd32_16_syscalls[] = { 70 { NETBSD32_SYS_compat_16_netbsd32___sigreturn14, 0, 71 (sy_call_t *)compat_16_netbsd32___sigreturn14 }, 72 { 0, 0, NULL } 73 }; 74 75 void 76 netbsd32_machdep_md_16_init(void) 77 { 78 79 (void)syscall_establish(&emul_netbsd32, 80 compat_arm32_netbsd32_16_syscalls); 81 } 82 83 void 84 netbsd32_machdep_md_16_fini(void) 85 { 86 87 (void)syscall_disestablish(&emul_netbsd32, 88 compat_arm32_netbsd32_16_syscalls); 89 } 90 #endif 91