| @@ -1,14 +1,14 @@ | | | @@ -1,14 +1,14 @@ |
1 | /* $NetBSD: kgdb_machdep.c,v 1.8 2011/04/03 22:29:25 dyoung Exp $ */ | | 1 | /* $NetBSD: kgdb_machdep.c,v 1.9 2015/07/26 10:49:05 mrg Exp $ */ |
2 | | | 2 | |
3 | /*- | | 3 | /*- |
4 | * Copyright (c) 1997 The NetBSD Foundation, Inc. | | 4 | * Copyright (c) 1997 The NetBSD Foundation, Inc. |
5 | * All rights reserved. | | 5 | * All rights reserved. |
6 | * | | 6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation | | 7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, | | 8 | * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, |
9 | * NASA Ames Research Center. | | 9 | * NASA Ames Research Center. |
10 | * | | 10 | * |
11 | * Redistribution and use in source and binary forms, with or without | | 11 | * Redistribution and use in source and binary forms, with or without |
12 | * modification, are permitted provided that the following conditions | | 12 | * modification, are permitted provided that the following conditions |
13 | * are met: | | 13 | * are met: |
14 | * 1. Redistributions of source code must retain the above copyright | | 14 | * 1. Redistributions of source code must retain the above copyright |
| @@ -46,27 +46,27 @@ | | | @@ -46,27 +46,27 @@ |
46 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | | 46 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
47 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | | 47 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
48 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | | 48 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
49 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | | 49 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
50 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | | 50 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
51 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | | 51 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
52 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | | 52 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
53 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | | 53 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
54 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | | 54 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
55 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | | 55 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
56 | */ | | 56 | */ |
57 | | | 57 | |
58 | #include <sys/cdefs.h> | | 58 | #include <sys/cdefs.h> |
59 | __KERNEL_RCSID(0, "$NetBSD: kgdb_machdep.c,v 1.8 2011/04/03 22:29:25 dyoung Exp $"); | | 59 | __KERNEL_RCSID(0, "$NetBSD: kgdb_machdep.c,v 1.9 2015/07/26 10:49:05 mrg Exp $"); |
60 | | | 60 | |
61 | #include "opt_ddb.h" | | 61 | #include "opt_ddb.h" |
62 | | | 62 | |
63 | /* | | 63 | /* |
64 | * Machine-dependent functions for remote KGDB. Originally written | | 64 | * Machine-dependent functions for remote KGDB. Originally written |
65 | * for NetBSD/pc532 by Matthias Pfaller. Modified for NetBSD/i386 | | 65 | * for NetBSD/pc532 by Matthias Pfaller. Modified for NetBSD/i386 |
66 | * by Jason R. Thorpe. Modified for NetBSD/amd64 by Frank van der Linden. | | 66 | * by Jason R. Thorpe. Modified for NetBSD/amd64 by Frank van der Linden. |
67 | */ | | 67 | */ |
68 | | | 68 | |
69 | #include <sys/param.h> | | 69 | #include <sys/param.h> |
70 | #include <sys/kgdb.h> | | 70 | #include <sys/kgdb.h> |
71 | #include <sys/systm.h> | | 71 | #include <sys/systm.h> |
72 | | | 72 | |
| @@ -149,37 +149,75 @@ kgdb_signal(int type) | | | @@ -149,37 +149,75 @@ kgdb_signal(int type) |
149 | default: | | 149 | default: |
150 | return (SIGEMT); | | 150 | return (SIGEMT); |
151 | } | | 151 | } |
152 | } | | 152 | } |
153 | | | 153 | |
154 | /* | | 154 | /* |
155 | * Translate the values stored in the kernel regs struct to the format | | 155 | * Translate the values stored in the kernel regs struct to the format |
156 | * understood by gdb. | | 156 | * understood by gdb. |
157 | */ | | 157 | */ |
158 | void | | 158 | void |
159 | kgdb_getregs(db_regs_t *regs, kgdb_reg_t *gdb_regs) | | 159 | kgdb_getregs(db_regs_t *regs, kgdb_reg_t *gdb_regs) |
160 | { | | 160 | { |
161 | | | 161 | |
162 | memcpy(gdb_regs, regs, sizeof *regs); | | 162 | gdb_regs[ 0] = regs->tf_rax; |
| | | 163 | gdb_regs[ 1] = regs->tf_rbx; |
| | | 164 | gdb_regs[ 2] = regs->tf_rcx; |
| | | 165 | gdb_regs[ 3] = regs->tf_rdx; |
| | | 166 | gdb_regs[ 4] = regs->tf_rsi; |
| | | 167 | gdb_regs[ 5] = regs->tf_rdi; |
| | | 168 | gdb_regs[ 6] = regs->tf_rbp; |
| | | 169 | gdb_regs[ 7] = regs->tf_rsp; |
| | | 170 | gdb_regs[ 8] = regs->tf_r8; |
| | | 171 | gdb_regs[ 9] = regs->tf_r9; |
| | | 172 | gdb_regs[10] = regs->tf_r10; |
| | | 173 | gdb_regs[11] = regs->tf_r11; |
| | | 174 | gdb_regs[12] = regs->tf_r12; |
| | | 175 | gdb_regs[13] = regs->tf_r13; |
| | | 176 | gdb_regs[14] = regs->tf_r14; |
| | | 177 | gdb_regs[15] = regs->tf_r15; |
| | | 178 | gdb_regs[16] = regs->tf_rip; |
| | | 179 | gdb_regs[17] = regs->tf_rflags; |
| | | 180 | gdb_regs[18] = regs->tf_cs; |
| | | 181 | gdb_regs[19] = regs->tf_ss; |
163 | } | | 182 | } |
164 | | | 183 | |
165 | /* | | 184 | /* |
166 | * Reverse the above. | | 185 | * Reverse the above. |
167 | */ | | 186 | */ |
168 | void | | 187 | void |
169 | kgdb_setregs(db_regs_t *regs, kgdb_reg_t *gdb_regs) | | 188 | kgdb_setregs(db_regs_t *regs, kgdb_reg_t *gdb_regs) |
170 | { | | 189 | { |
171 | | | 190 | |
172 | memcpy(regs, gdb_regs, sizeof *regs); | | 191 | regs->tf_rax = gdb_regs[ 0]; |
| | | 192 | regs->tf_rbx = gdb_regs[ 1]; |
| | | 193 | regs->tf_rcx = gdb_regs[ 2]; |
| | | 194 | regs->tf_rdx = gdb_regs[ 3]; |
| | | 195 | regs->tf_rsi = gdb_regs[ 4]; |
| | | 196 | regs->tf_rdi = gdb_regs[ 5]; |
| | | 197 | regs->tf_rbp = gdb_regs[ 6]; |
| | | 198 | regs->tf_rsp = gdb_regs[ 7]; |
| | | 199 | regs->tf_r8 = gdb_regs[ 8]; |
| | | 200 | regs->tf_r9 = gdb_regs[ 9]; |
| | | 201 | regs->tf_r10 = gdb_regs[10]; |
| | | 202 | regs->tf_r11 = gdb_regs[11]; |
| | | 203 | regs->tf_r12 = gdb_regs[12]; |
| | | 204 | regs->tf_r13 = gdb_regs[13]; |
| | | 205 | regs->tf_r14 = gdb_regs[14]; |
| | | 206 | regs->tf_r15 = gdb_regs[15]; |
| | | 207 | regs->tf_rip = gdb_regs[16]; |
| | | 208 | regs->tf_rflags = gdb_regs[17]; |
| | | 209 | regs->tf_cs = gdb_regs[18]; |
| | | 210 | regs->tf_ss = gdb_regs[19]; |
173 | } | | 211 | } |
174 | | | 212 | |
175 | /* | | 213 | /* |
176 | * Trap into kgdb to wait for debugger to connect, | | 214 | * Trap into kgdb to wait for debugger to connect, |
177 | * noting on the console why nothing else is going on. | | 215 | * noting on the console why nothing else is going on. |
178 | */ | | 216 | */ |
179 | void | | 217 | void |
180 | kgdb_connect(int verbose) | | 218 | kgdb_connect(int verbose) |
181 | { | | 219 | { |
182 | | | 220 | |
183 | if (kgdb_dev == NODEV) | | 221 | if (kgdb_dev == NODEV) |
184 | return; | | 222 | return; |
185 | | | 223 | |