1 /* $NetBSD: linux32_machdep.h,v 1.1 2021/11/25 03:08:04 ryo Exp $ */ 2 3 /*- 4 * Copyright (c) 2021 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ryo Shimizu. 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 #ifndef _AARCH64_LINUX32_MACHDEP_H_ 33 #define _AARCH64_LINUX32_MACHDEP_H_ 34 35 #include <compat/linux32/arch/aarch64/linux32_missing.h> 36 #include <compat/linux32/arch/aarch64/linux32_siginfo.h> 37 #include <compat/linux32/arch/aarch64/linux32_signal.h> 38 39 struct linux32_sigcontext { 40 uint32_t trap_no; 41 uint32_t error_code; 42 uint32_t oldmask; 43 uint32_t arm_r0; 44 uint32_t arm_r1; 45 uint32_t arm_r2; 46 uint32_t arm_r3; 47 uint32_t arm_r4; 48 uint32_t arm_r5; 49 uint32_t arm_r6; 50 uint32_t arm_r7; 51 uint32_t arm_r8; 52 uint32_t arm_r9; 53 uint32_t arm_r10; 54 uint32_t arm_fp; 55 uint32_t arm_ip; 56 uint32_t arm_sp; 57 uint32_t arm_lr; 58 uint32_t arm_pc; 59 uint32_t arm_cpsr; 60 uint32_t fault_address; 61 }; 62 63 struct linux32_user_vfp { 64 uint64_t fpregs[32]; 65 uint32_t fpscr; 66 }; 67 68 struct linux32_user_vfp_exc { 69 uint32_t fpexc; 70 uint32_t fpinst; 71 uint32_t fpinst2; 72 }; 73 74 struct linux32_vfp_sigframe { 75 uint32_t magic; 76 uint32_t size; 77 struct linux32_user_vfp ufp; 78 struct linux32_user_vfp_exc ufp_exc; 79 } __aligned(8); 80 81 struct linux32_aux_sigframe { 82 /* struct iwmmxt_sigframe iwmmxt; */ /* XXX: not supported */ 83 struct linux32_vfp_sigframe vfp; 84 uint32_t end_magic; 85 } __aligned(8); 86 87 struct linux32_ucontext { 88 uint32_t luc_flags; 89 struct linux32_ucontext *luc_link; 90 linux32_stack_t luc_stack; 91 struct linux32_sigcontext luc_mcontext; 92 93 linux32_sigset_t luc_sigmask; 94 int luc__unused[32 - (sizeof(linux32_sigset_t) / sizeof(int))]; 95 96 uint32_t luc_regspace[128] __aligned(8); 97 }; 98 99 struct linux32_sigframe { 100 struct linux32_ucontext uc; 101 uint32_t retcode[4]; 102 }; 103 104 struct linux32_rt_sigframe { 105 struct linux32_siginfo info; 106 struct linux32_sigframe sig; 107 }; 108 109 #undef LINUX_UNAME_ARCH 110 #define LINUX_UNAME_ARCH "armv7l" 111 112 #ifdef _KERNEL 113 __BEGIN_DECLS 114 void linux32_syscall_intern(struct proc *); 115 __END_DECLS 116 #endif /* !_KERNEL */ 117 118 #endif /* _AARCH64_LINUX32_MACHDEP_H_ */ 119