1 /*- 2 * Copyright (c) 2014 Andrew Turner 3 * Copyright (c) 2014-2015 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_REG_H_ 34 #define _MACHINE_REG_H_ 35 36 struct reg { 37 uint64_t x[30]; 38 uint64_t lr; 39 uint64_t sp; 40 uint64_t elr; 41 uint32_t spsr; 42 }; 43 44 struct reg32 { 45 unsigned int r[13]; 46 unsigned int r_sp; 47 unsigned int r_lr; 48 unsigned int r_pc; 49 unsigned int r_cpsr; 50 }; 51 52 struct fpreg { 53 __uint128_t fp_q[32]; 54 uint32_t fp_sr; 55 uint32_t fp_cr; 56 }; 57 58 struct fpreg32 { 59 int dummy; 60 }; 61 62 struct dbreg { 63 uint8_t db_debug_ver; 64 uint8_t db_nbkpts; 65 uint8_t db_nwtpts; 66 uint8_t db_pad[5]; 67 68 struct { 69 uint64_t dbr_addr; 70 uint32_t dbr_ctrl; 71 uint32_t dbr_pad; 72 } db_breakregs[16]; 73 struct { 74 uint64_t dbw_addr; 75 uint32_t dbw_ctrl; 76 uint32_t dbw_pad; 77 } db_watchregs[16]; 78 }; 79 80 struct dbreg32 { 81 int dummy; 82 }; 83 84 #define __HAVE_REG32 85 86 #ifdef _KERNEL 87 /* 88 * XXX these interfaces are MI, so they should be declared in a MI place. 89 */ 90 int fill_regs(struct thread *, struct reg *); 91 int set_regs(struct thread *, struct reg *); 92 int fill_fpregs(struct thread *, struct fpreg *); 93 int set_fpregs(struct thread *, struct fpreg *); 94 int fill_dbregs(struct thread *, struct dbreg *); 95 int set_dbregs(struct thread *, struct dbreg *); 96 #ifdef COMPAT_FREEBSD32 97 int fill_regs32(struct thread *, struct reg32 *); 98 int set_regs32(struct thread *, struct reg32 *); 99 int fill_fpregs32(struct thread *, struct fpreg32 *); 100 int set_fpregs32(struct thread *, struct fpreg32 *); 101 int fill_dbregs32(struct thread *, struct dbreg32 *); 102 int set_dbregs32(struct thread *, struct dbreg32 *); 103 #endif 104 #endif 105 106 #endif /* !_MACHINE_REG_H_ */ 107