Commit | Line | Data |
---|---|---|
bb19ff3b AC |
1 | /* OBSOLETE /* Low level interface to ns532 running mach 3.0. */ |
2 | /* OBSOLETE Copyright 1992, 1993, 1998, 2000, 2001 Free Software Foundation, Inc. */ | |
3 | /* OBSOLETE */ | |
4 | /* OBSOLETE This file is part of GDB. */ | |
5 | /* OBSOLETE */ | |
6 | /* OBSOLETE This program is free software; you can redistribute it and/or modify */ | |
7 | /* OBSOLETE it under the terms of the GNU General Public License as published by */ | |
8 | /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ | |
9 | /* OBSOLETE (at your option) any later version. */ | |
10 | /* OBSOLETE */ | |
11 | /* OBSOLETE This program is distributed in the hope that it will be useful, */ | |
12 | /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ | |
13 | /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ | |
14 | /* OBSOLETE GNU General Public License for more details. */ | |
15 | /* OBSOLETE */ | |
16 | /* OBSOLETE You should have received a copy of the GNU General Public License */ | |
17 | /* OBSOLETE along with this program; if not, write to the Free Software */ | |
18 | /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */ | |
19 | /* OBSOLETE Boston, MA 02111-1307, USA. */ */ | |
20 | /* OBSOLETE */ | |
21 | /* OBSOLETE#include "defs.h" */ | |
22 | /* OBSOLETE#include "inferior.h" */ | |
23 | /* OBSOLETE#include "regcache.h" */ | |
24 | /* OBSOLETE */ | |
25 | /* OBSOLETE#include <stdio.h> */ | |
26 | /* OBSOLETE */ | |
27 | /* OBSOLETE#include <mach.h> */ | |
28 | /* OBSOLETE#include <mach/message.h> */ | |
29 | /* OBSOLETE#include <mach/exception.h> */ | |
30 | /* OBSOLETE#include <mach_error.h> */ | |
31 | /* OBSOLETE */ | |
32 | /* OBSOLETE#define private static */ | |
33 | /* OBSOLETE\f */ | |
34 | /* OBSOLETE */ | |
35 | /* OBSOLETE/* Find offsets to thread states at compile time. */ | |
36 | /* OBSOLETE * If your compiler does not grok this, calculate offsets */ | |
37 | /* OBSOLETE * offsets yourself and use them (or get a compatible compiler :-) */ | |
38 | /* OBSOLETE */ */ | |
39 | /* OBSOLETE */ | |
40 | /* OBSOLETE#define REG_N_OFFSET(reg) (int)(&((struct ns532_combined_state *)0)->ts.reg) */ | |
41 | /* OBSOLETE#define REG_F_OFFSET(reg) (int)(&((struct ns532_combined_state *)0)->fs.reg) */ | |
42 | /* OBSOLETE */ | |
43 | /* OBSOLETE/* at reg_offset[i] is the offset to the ns532_combined_state */ | |
44 | /* OBSOLETE * location where the gdb registers[i] is stored. */ | |
45 | /* OBSOLETE */ */ | |
46 | /* OBSOLETE */ | |
47 | /* OBSOLETEstatic int reg_offset[] = */ | |
48 | /* OBSOLETE{ */ | |
49 | /* OBSOLETE REG_N_OFFSET (r0), REG_N_OFFSET (r1), REG_N_OFFSET (r2), REG_N_OFFSET (r3), */ | |
50 | /* OBSOLETE REG_N_OFFSET (r4), REG_N_OFFSET (r5), REG_N_OFFSET (r6), REG_N_OFFSET (r7), */ | |
51 | /* OBSOLETE REG_F_OFFSET (l0a), REG_F_OFFSET (l0b), REG_F_OFFSET (l2a), REG_F_OFFSET (l2b), */ | |
52 | /* OBSOLETE REG_F_OFFSET (l4a), REG_F_OFFSET (l4b), REG_F_OFFSET (l6a), REG_F_OFFSET (l6b), */ | |
53 | /* OBSOLETEREG_N_OFFSET (sp), REG_N_OFFSET (fp), REG_N_OFFSET (pc), REG_N_OFFSET (psr), */ | |
54 | /* OBSOLETE REG_F_OFFSET (fsr), */ | |
55 | /* OBSOLETE REG_F_OFFSET (l0a), REG_F_OFFSET (l1a), REG_F_OFFSET (l2a), REG_F_OFFSET (l3a), */ | |
56 | /* OBSOLETE REG_F_OFFSET (l4a), REG_F_OFFSET (l5a), REG_F_OFFSET (l6a), REG_F_OFFSET (l7a), */ | |
57 | /* OBSOLETE}; */ | |
58 | /* OBSOLETE */ | |
59 | /* OBSOLETE#define REG_ADDRESS(state,regnum) ((char *)(state)+reg_offset[regnum]) */ | |
60 | /* OBSOLETE */ | |
61 | /* OBSOLETE/* Fetch COUNT contiguous registers from thread STATE starting from REGNUM */ | |
62 | /* OBSOLETE * Caller knows that the regs handled in one transaction are of same size. */ | |
63 | /* OBSOLETE */ */ | |
64 | /* OBSOLETE#define FETCH_REGS(state, regnum, count) \ */ | |
65 | /* OBSOLETE memcpy (®isters[REGISTER_BYTE (regnum)], \ */ | |
66 | /* OBSOLETE (char *)state+reg_offset[ regnum ], \ */ | |
67 | /* OBSOLETE count*REGISTER_SIZE) */ | |
68 | /* OBSOLETE */ | |
69 | /* OBSOLETE/* Store COUNT contiguous registers to thread STATE starting from REGNUM */ */ | |
70 | /* OBSOLETE#define STORE_REGS(state, regnum, count) \ */ | |
71 | /* OBSOLETE memcpy ((char *)state+reg_offset[ regnum ], \ */ | |
72 | /* OBSOLETE ®isters[REGISTER_BYTE (regnum)], \ */ | |
73 | /* OBSOLETE count*REGISTER_SIZE) */ | |
74 | /* OBSOLETE\f */ | |
75 | /* OBSOLETE/* */ | |
76 | /* OBSOLETE * Fetch inferiors registers for gdb. */ | |
77 | /* OBSOLETE * REGNO specifies which (as gdb views it) register, -1 for all. */ | |
78 | /* OBSOLETE */ */ | |
79 | /* OBSOLETE */ | |
80 | /* OBSOLETEvoid */ | |
81 | /* OBSOLETEfetch_inferior_registers (int regno) */ | |
82 | /* OBSOLETE{ */ | |
83 | /* OBSOLETE kern_return_t ret; */ | |
84 | /* OBSOLETE thread_state_data_t state; */ | |
85 | /* OBSOLETE unsigned int stateCnt = NS532_COMBINED_STATE_COUNT; */ | |
86 | /* OBSOLETE int index; */ | |
87 | /* OBSOLETE */ | |
88 | /* OBSOLETE if (!MACH_PORT_VALID (current_thread)) */ | |
89 | /* OBSOLETE error ("fetch inferior registers: Invalid thread"); */ | |
90 | /* OBSOLETE */ | |
91 | /* OBSOLETE if (must_suspend_thread) */ | |
92 | /* OBSOLETE setup_thread (current_thread, 1); */ | |
93 | /* OBSOLETE */ | |
94 | /* OBSOLETE ret = thread_get_state (current_thread, */ | |
95 | /* OBSOLETE NS532_COMBINED_STATE, */ | |
96 | /* OBSOLETE state, */ | |
97 | /* OBSOLETE &stateCnt); */ | |
98 | /* OBSOLETE */ | |
99 | /* OBSOLETE if (ret != KERN_SUCCESS) */ | |
100 | /* OBSOLETE warning ("fetch_inferior_registers: %s ", */ | |
101 | /* OBSOLETE mach_error_string (ret)); */ | |
102 | /* OBSOLETE#if 0 */ | |
103 | /* OBSOLETE /* It may be more effective to store validate all of them, */ | |
104 | /* OBSOLETE * since we fetched them all anyway */ | |
105 | /* OBSOLETE */ */ | |
106 | /* OBSOLETE else if (regno != -1) */ | |
107 | /* OBSOLETE supply_register (regno, (char *) state + reg_offset[regno]); */ | |
108 | /* OBSOLETE#endif */ | |
109 | /* OBSOLETE else */ | |
110 | /* OBSOLETE { */ | |
111 | /* OBSOLETE for (index = 0; index < NUM_REGS; index++) */ | |
112 | /* OBSOLETE supply_register (index, (char *) state + reg_offset[index]); */ | |
113 | /* OBSOLETE } */ | |
114 | /* OBSOLETE */ | |
115 | /* OBSOLETE if (must_suspend_thread) */ | |
116 | /* OBSOLETE setup_thread (current_thread, 0); */ | |
117 | /* OBSOLETE} */ | |
118 | /* OBSOLETE\f */ | |
119 | /* OBSOLETE/* Store our register values back into the inferior. */ | |
120 | /* OBSOLETE * If REGNO is -1, do this for all registers. */ | |
121 | /* OBSOLETE * Otherwise, REGNO specifies which register */ | |
122 | /* OBSOLETE * */ | |
123 | /* OBSOLETE * On mach3 all registers are always saved in one call. */ | |
124 | /* OBSOLETE */ */ | |
125 | /* OBSOLETEvoid */ | |
126 | /* OBSOLETEstore_inferior_registers (int regno) */ | |
127 | /* OBSOLETE{ */ | |
128 | /* OBSOLETE kern_return_t ret; */ | |
129 | /* OBSOLETE thread_state_data_t state; */ | |
130 | /* OBSOLETE unsigned int stateCnt = NS532_COMBINED_STATE_COUNT; */ | |
131 | /* OBSOLETE register int index; */ | |
132 | /* OBSOLETE */ | |
133 | /* OBSOLETE if (!MACH_PORT_VALID (current_thread)) */ | |
134 | /* OBSOLETE error ("store inferior registers: Invalid thread"); */ | |
135 | /* OBSOLETE */ | |
136 | /* OBSOLETE if (must_suspend_thread) */ | |
137 | /* OBSOLETE setup_thread (current_thread, 1); */ | |
138 | /* OBSOLETE */ | |
139 | /* OBSOLETE /* Fetch the state of the current thread */ */ | |
140 | /* OBSOLETE ret = thread_get_state (current_thread, */ | |
141 | /* OBSOLETE NS532_COMBINED_STATE, */ | |
142 | /* OBSOLETE state, */ | |
143 | /* OBSOLETE &stateCnt); */ | |
144 | /* OBSOLETE */ | |
145 | /* OBSOLETE if (ret != KERN_SUCCESS) */ | |
146 | /* OBSOLETE { */ | |
147 | /* OBSOLETE warning ("store_inferior_registers (get): %s", */ | |
148 | /* OBSOLETE mach_error_string (ret)); */ | |
149 | /* OBSOLETE if (must_suspend_thread) */ | |
150 | /* OBSOLETE setup_thread (current_thread, 0); */ | |
151 | /* OBSOLETE return; */ | |
152 | /* OBSOLETE } */ | |
153 | /* OBSOLETE */ | |
154 | /* OBSOLETE /* move gdb's registers to thread's state */ | |
155 | /* OBSOLETE */ | |
156 | /* OBSOLETE * Since we save all registers anyway, save the ones */ | |
157 | /* OBSOLETE * that gdb thinks are valid (e.g. ignore the regno */ | |
158 | /* OBSOLETE * parameter) */ | |
159 | /* OBSOLETE */ */ | |
160 | /* OBSOLETE#if 0 */ | |
161 | /* OBSOLETE if (regno != -1) */ | |
162 | /* OBSOLETE STORE_REGS (state, regno, 1); */ | |
163 | /* OBSOLETE else */ | |
164 | /* OBSOLETE#endif */ | |
165 | /* OBSOLETE { */ | |
166 | /* OBSOLETE for (index = 0; index < NUM_REGS; index++) */ | |
167 | /* OBSOLETE STORE_REGS (state, index, 1); */ | |
168 | /* OBSOLETE } */ | |
169 | /* OBSOLETE */ | |
170 | /* OBSOLETE /* Write gdb's current view of register to the thread */ | |
171 | /* OBSOLETE */ */ | |
172 | /* OBSOLETE ret = thread_set_state (current_thread, */ | |
173 | /* OBSOLETE NS532_COMBINED_STATE, */ | |
174 | /* OBSOLETE state, */ | |
175 | /* OBSOLETE NS532_COMBINED_STATE_COUNT); */ | |
176 | /* OBSOLETE */ | |
177 | /* OBSOLETE if (ret != KERN_SUCCESS) */ | |
178 | /* OBSOLETE warning ("store_inferior_registers (set): %s", */ | |
179 | /* OBSOLETE mach_error_string (ret)); */ | |
180 | /* OBSOLETE */ | |
181 | /* OBSOLETE if (must_suspend_thread) */ | |
182 | /* OBSOLETE setup_thread (current_thread, 0); */ | |
183 | /* OBSOLETE} */ |