1 /*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2014 The FreeBSD Foundation 4 * All rights reserved. 5 * 6 * This software was developed by Andrew Turner under 7 * sponsorship from the FreeBSD Foundation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #ifndef _MACHINE_FRAME_H_ 34 #define _MACHINE_FRAME_H_ 35 36 #ifndef LOCORE 37 38 #include <sys/signal.h> 39 #include <sys/ucontext.h> 40 41 /* 42 * NOTE: keep this structure in sync with struct reg and struct mcontext. 43 */ 44 struct trapframe { 45 uint64_t tf_sp; 46 uint64_t tf_lr; 47 uint64_t tf_elr; 48 uint64_t tf_spsr; 49 uint64_t tf_esr; 50 uint64_t pad; /* struct must be 16B aligned */ 51 uint64_t tf_x[30]; 52 }; 53 54 struct arm64_frame { 55 struct arm64_frame *f_frame; 56 u_long f_retaddr; 57 }; 58 59 /* 60 * Signal frame, pushed onto the user stack. 61 */ 62 struct sigframe { 63 siginfo_t sf_si; /* actual saved siginfo */ 64 ucontext_t sf_uc; /* actual saved ucontext */ 65 }; 66 67 /* 68 * There is no fixed frame layout, other than to be 16-byte aligned. 69 */ 70 struct frame { 71 int dummy; 72 }; 73 74 #ifdef COMPAT_FREEBSD32 75 struct sigframe32 { 76 struct siginfo32 sf_si; 77 ucontext32_t sf_uc; 78 mcontext32_vfp_t sf_vfp; 79 }; 80 #endif /* COMPAT_FREEBSD32 */ 81 82 #endif /* !LOCORE */ 83 84 #endif /* !_MACHINE_FRAME_H_ */ 85