1 | /* |
2 | * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | /* |
30 | * Internal definitions for kdp module |
31 | */ |
32 | |
33 | #include <kdp/kdp.h> |
34 | #include <kern/machine.h> |
35 | #include <kdp/kdp_protocol.h> |
36 | #include <mach/vm_types.h> |
37 | #include <mach/boolean.h> |
38 | #include <mach/mach_types.h> |
39 | #include <libsa/types.h> |
40 | |
41 | typedef struct { |
42 | void *saved_state; |
43 | thread_t kdp_thread; |
44 | int kdp_cpu; |
45 | uint32_t session_key; |
46 | unsigned int conn_seq; |
47 | unsigned short reply_port; |
48 | unsigned short exception_port; |
49 | boolean_t is_conn; |
50 | boolean_t is_halted; |
51 | unsigned char exception_seq; |
52 | boolean_t exception_ack_needed; |
53 | } kdp_glob_t; |
54 | |
55 | extern kdp_glob_t kdp; |
56 | |
57 | extern volatile int kdp_flag; |
58 | extern int noresume_on_disconnect; |
59 | |
60 | extern char kdp_kernelversion_string[256]; |
61 | |
62 | #define KDP_READY 0x1 |
63 | #define KDP_ARP 0x2 |
64 | #define KDP_BP_DIS 0x4 |
65 | #define KDP_GETC_ENA 0x8 |
66 | #define KDP_PANIC_DUMP_ENABLED 0x10 |
67 | #define PANIC_CORE_ON_NMI 0x20 |
68 | #define DBG_POST_CORE 0x40 |
69 | #define PANIC_LOG_DUMP 0x80 |
70 | #define REBOOT_POST_CORE 0x100 |
71 | #define SYSTEM_LOG_DUMP 0x200 |
72 | typedef boolean_t |
73 | (*kdp_dispatch_t) ( |
74 | kdp_pkt_t *, |
75 | int *, |
76 | unsigned short * |
77 | ); |
78 | |
79 | extern |
80 | boolean_t |
81 | kdp_packet( |
82 | unsigned char *, |
83 | int *, |
84 | unsigned short * |
85 | ); |
86 | |
87 | extern |
88 | boolean_t |
89 | kdp_remove_all_breakpoints (void); |
90 | |
91 | extern |
92 | void |
93 | kdp_exception( |
94 | unsigned char *, |
95 | int *, |
96 | unsigned short *, |
97 | unsigned int, |
98 | unsigned int, |
99 | unsigned int |
100 | ); |
101 | |
102 | extern |
103 | boolean_t |
104 | kdp_exception_ack( |
105 | unsigned char *, |
106 | int |
107 | ); |
108 | |
109 | extern |
110 | void |
111 | kdp_panic( |
112 | const char *msg |
113 | ); |
114 | |
115 | extern |
116 | void |
117 | kdp_machine_reboot( |
118 | void |
119 | ); |
120 | |
121 | extern |
122 | void |
123 | kdp_us_spin( |
124 | int usec |
125 | ); |
126 | |
127 | extern |
128 | int |
129 | kdp_intr_disbl( |
130 | void |
131 | ); |
132 | |
133 | extern |
134 | void |
135 | kdp_intr_enbl( |
136 | int s |
137 | ); |
138 | |
139 | extern |
140 | kdp_error_t |
141 | kdp_machine_read_regs( |
142 | unsigned int cpu, |
143 | unsigned int flavor, |
144 | char *data, |
145 | int *size |
146 | ); |
147 | |
148 | extern |
149 | kdp_error_t |
150 | kdp_machine_write_regs( |
151 | unsigned int cpu, |
152 | unsigned int flavor, |
153 | char *data, |
154 | int *size |
155 | ); |
156 | |
157 | extern |
158 | void |
159 | kdp_machine_hostinfo( |
160 | kdp_hostinfo_t *hostinfo |
161 | ); |
162 | |
163 | extern |
164 | void |
165 | kdp_sync_cache( |
166 | void |
167 | ); |
168 | |
169 | /* Return a byte array that can be byte-copied to a memory address |
170 | * to trap into the debugger. Must be 4 bytes or less in the current |
171 | * implementation |
172 | */ |
173 | #define MAX_BREAKINSN_BYTES 4 |
174 | |
175 | void |
176 | kdp_machine_get_breakinsn( |
177 | uint8_t *bytes, |
178 | uint32_t *size |
179 | ); |
180 | |
181 | extern void |
182 | kdp_ml_enter_debugger( |
183 | void |
184 | ); |
185 | |
186 | mach_vm_size_t |
187 | kdp_machine_vm_read( mach_vm_address_t, caddr_t, mach_vm_size_t); |
188 | |
189 | mach_vm_size_t |
190 | kdp_machine_vm_write( caddr_t, mach_vm_address_t, mach_vm_size_t); |
191 | |
192 | mach_vm_size_t |
193 | kdp_machine_phys_read(kdp_readphysmem64_req_t *rq, caddr_t /* data */, |
194 | uint16_t /* lcpu */); |
195 | |
196 | mach_vm_size_t |
197 | kdp_machine_phys_write(kdp_writephysmem64_req_t *rq, caddr_t /* data */, |
198 | uint16_t /* lcpu */); |
199 | |
200 | int |
201 | kdp_machine_ioport_read(kdp_readioport_req_t *, caddr_t /* data */, uint16_t /* lcpu */); |
202 | |
203 | int |
204 | kdp_machine_ioport_write(kdp_writeioport_req_t *, caddr_t /* data */, uint16_t /* lcpu */); |
205 | |
206 | int |
207 | kdp_machine_msr64_read(kdp_readmsr64_req_t *, caddr_t /* data */, uint16_t /* lcpu */); |
208 | |
209 | int |
210 | kdp_machine_msr64_write(kdp_writemsr64_req_t *, caddr_t /* data */, uint16_t /* lcpu */); |
211 | |
212 | |