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 31 #ifndef _MACHINE_FRAME_H_ 32 #define _MACHINE_FRAME_H_ 33 34 #ifndef LOCORE 35 36 #include <sys/signal.h> 37 #include <sys/ucontext.h> 38 39 /* 40 * NOTE: keep this structure in sync with struct reg and struct mcontext. 41 */ 42 struct trapframe { 43 uint64_t tf_sp; 44 uint64_t tf_lr; 45 uint64_t tf_elr; 46 uint32_t tf_spsr; 47 uint32_t tf_esr; 48 uint64_t tf_x[30]; 49 }; 50 51 /* 52 * Signal frame, pushed onto the user stack. 53 */ 54 struct sigframe { 55 siginfo_t sf_si; /* actual saved siginfo */ 56 ucontext_t sf_uc; /* actual saved ucontext */ 57 }; 58 59 /* 60 * There is no fixed frame layout, other than to be 16-byte aligned. 61 */ 62 struct frame { 63 int dummy; 64 }; 65 66 #ifdef COMPAT_FREEBSD32 67 struct sigframe32 { 68 struct siginfo32 sf_si; 69 ucontext32_t sf_uc; 70 mcontext32_vfp_t sf_vfp; 71 }; 72 #endif /* COMPAT_FREEBSD32 */ 73 74 #endif /* !LOCORE */ 75 76 #endif /* !_MACHINE_FRAME_H_ */ 77