btrace: honour scheduler-locking for all-stop targets
[deliverable/binutils-gdb.git] / sim / arm / dbg_rdi.h
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1/* dbg_rdi.h -- ARMulator RDI interface: ARM6 Instruction Emulator.
2 Copyright (C) 1994 Advanced RISC Machines Ltd.
454de2ee 3
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4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
3fd725ef 6 the Free Software Foundation; either version 3 of the License, or
c906108c 7 (at your option) any later version.
454de2ee 8
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9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
454de2ee 13
c906108c 14 You should have received a copy of the GNU General Public License
51b318de 15 along with this program; if not, see <http://www.gnu.org/licenses/>. */
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16
17#ifndef dbg_rdi__h
18#define dbg_rdi__h
19
20/***************************************************************************\
21* Error Codes *
22\***************************************************************************/
23
24#define RDIError_NoError 0
25
26#define RDIError_Reset 1
27#define RDIError_UndefinedInstruction 2
28#define RDIError_SoftwareInterrupt 3
29#define RDIError_PrefetchAbort 4
30#define RDIError_DataAbort 5
31#define RDIError_AddressException 6
32#define RDIError_IRQ 7
33#define RDIError_FIQ 8
34#define RDIError_Error 9
35#define RDIError_BranchThrough0 10
36
37#define RDIError_NotInitialised 128
38#define RDIError_UnableToInitialise 129
39#define RDIError_WrongByteSex 130
40#define RDIError_UnableToTerminate 131
41#define RDIError_BadInstruction 132
42#define RDIError_IllegalInstruction 133
43#define RDIError_BadCPUStateSetting 134
44#define RDIError_UnknownCoPro 135
45#define RDIError_UnknownCoProState 136
46#define RDIError_BadCoProState 137
47#define RDIError_BadPointType 138
48#define RDIError_UnimplementedType 139
49#define RDIError_BadPointSize 140
50#define RDIError_UnimplementedSize 141
51#define RDIError_NoMorePoints 142
52#define RDIError_BreakpointReached 143
53#define RDIError_WatchpointAccessed 144
54#define RDIError_NoSuchPoint 145
55#define RDIError_ProgramFinishedInStep 146
56#define RDIError_UserInterrupt 147
57#define RDIError_CantSetPoint 148
58#define RDIError_IncompatibleRDILevels 149
59
60#define RDIError_CantLoadConfig 150
61#define RDIError_BadConfigData 151
62#define RDIError_NoSuchConfig 152
63#define RDIError_BufferFull 153
64#define RDIError_OutOfStore 154
65#define RDIError_NotInDownload 155
66#define RDIError_PointInUse 156
67#define RDIError_BadImageFormat 157
68#define RDIError_TargetRunning 158
69
70#define RDIError_LittleEndian 240
71#define RDIError_BigEndian 241
72#define RDIError_SoftInitialiseError 242
73
74#define RDIError_InsufficientPrivilege 253
75#define RDIError_UnimplementedMessage 254
76#define RDIError_UndefinedMessage 255
77
78/***************************************************************************\
79* RDP Message Numbers *
80\***************************************************************************/
81
82#define RDP_Start (unsigned char)0x0
83#define RDP_End (unsigned char)0x1
84#define RDP_Read (unsigned char)0x2
85#define RDP_Write (unsigned char)0x3
86#define RDP_CPUread (unsigned char)0x4
87#define RDP_CPUwrite (unsigned char)0x5
88#define RDP_CPread (unsigned char)0x6
89#define RDP_CPwrite (unsigned char)0x7
90#define RDP_SetBreak (unsigned char)0xa
91#define RDP_ClearBreak (unsigned char)0xb
92#define RDP_SetWatch (unsigned char)0xc
93#define RDP_ClearWatch (unsigned char)0xd
94#define RDP_Execute (unsigned char)0x10
95#define RDP_Step (unsigned char)0x11
96#define RDP_Info (unsigned char)0x12
97#define RDP_OSOpReply (unsigned char)0x13
98
99#define RDP_AddConfig (unsigned char)0x14
100#define RDP_LoadConfigData (unsigned char)0x15
101#define RDP_SelectConfig (unsigned char)0x16
102#define RDP_LoadAgent (unsigned char)0x17
103
104#define RDP_Stopped (unsigned char)0x20
105#define RDP_OSOp (unsigned char)0x21
106#define RDP_Fatal (unsigned char)0x5e
107#define RDP_Return (unsigned char)0x5f
108#define RDP_Reset (unsigned char)0x7f
109
110/***************************************************************************\
111* Other RDI values *
112\***************************************************************************/
113
dfcd3bfb 114#define RDISex_Little 0 /* the byte sex of the debuggee */
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115#define RDISex_Big 1
116#define RDISex_DontCare 2
117
dfcd3bfb 118#define RDIPoint_EQ 0 /* the different types of break/watchpoints */
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119#define RDIPoint_GT 1
120#define RDIPoint_GE 2
121#define RDIPoint_LT 3
122#define RDIPoint_LE 4
123#define RDIPoint_IN 5
124#define RDIPoint_OUT 6
125#define RDIPoint_MASK 7
126
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127#define RDIPoint_Inquiry 64 /* ORRed with point type in extended RDP */
128#define RDIPoint_Handle 128 /* messages */
c906108c 129
dfcd3bfb 130#define RDIWatch_ByteRead 1 /* types of data accesses to watch for */
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131#define RDIWatch_HalfRead 2
132#define RDIWatch_WordRead 4
133#define RDIWatch_ByteWrite 8
134#define RDIWatch_HalfWrite 16
135#define RDIWatch_WordWrite 32
136
dfcd3bfb 137#define RDIReg_R15 (1L << 15) /* mask values for CPU */
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138#define RDIReg_PC (1L << 16)
139#define RDIReg_CPSR (1L << 17)
140#define RDIReg_SPSR (1L << 18)
141#define RDINumCPURegs 19
142
dfcd3bfb 143#define RDINumCPRegs 10 /* current maximum */
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144
145#define RDIMode_Curr 255
146
147/* Bits set in return value from RDIInfo_Target */
148#define RDITarget_LogSpeed 0x0f
dfcd3bfb 149#define RDITarget_HW 0x10 /* else emulator */
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150#define RDITarget_AgentMaxLevel 0xe0
151#define RDITarget_AgentLevelShift 5
152#define RDITarget_DebuggerMinLevel 0x700
153#define RDITarget_DebuggerLevelShift 8
154#define RDITarget_CanReloadAgent 0x800
155#define RDITarget_CanInquireLoadSize 0x1000
156
157/* Bits set in return value from RDIInfo_Step */
158#define RDIStep_Multiple 1
159#define RDIStep_PCChange 2
160#define RDIStep_Single 4
161
162/* Bits set in return value from RDIInfo_Points */
163#define RDIPointCapability_Comparison 1
164#define RDIPointCapability_Range 2
165/* 4 to 128 are RDIWatch_xx{Read,Write} left-shifted by two */
166#define RDIPointCapability_Mask 256
dfcd3bfb 167#define RDIPointCapability_Status 512 /* Point status enquiries available */
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168
169/* RDI_Info subcodes */
170#define RDIInfo_Target 0
171#define RDIInfo_Points 1
172#define RDIInfo_Step 2
173#define RDIInfo_MMU 3
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174#define RDIInfo_DownLoad 4 /* Inquires whether configuration download
175 and selection is available.
176 */
177#define RDIInfo_SemiHosting 5 /* Inquires whether RDISemiHosting_* RDI_Info
178 calls are available.
179 */
180#define RDIInfo_CoPro 6 /* Inquires whether CoPro RDI_Info calls are
181 available.
182 */
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183#define RDIInfo_Icebreaker 7
184
185/* The next two are only to be used if the value returned by RDIInfo_Points */
186/* has RDIPointCapability_Status set. */
187#define RDIPointStatus_Watch 0x80
188#define RDIPointStatus_Break 0x81
189
190#define RDISignal_Stop 0x100
191
192#define RDIVector_Catch 0x180
193
194/* The next four are only to be used if RDIInfo_Semihosting returned no error */
195#define RDISemiHosting_SetState 0x181
196#define RDISemiHosting_GetState 0x182
197#define RDISemiHosting_SetVector 0x183
198#define RDISemiHosting_GetVector 0x184
199
200/* The next two are only to be used if RDIInfo_Icebreaker returned no error */
201#define RDIIcebreaker_GetLocks 0x185
202#define RDIIcebreaker_SetLocks 0x186
203
204/* Only if RDIInfo_Target returned RDITarget_CanInquireLoadSize */
205#define RDIInfo_GetLoadSize 0x187
206
207#define RDICycles 0x200
208#define RDICycles_Size 48
209#define RDIErrorP 0x201
210
211#define RDISet_Cmdline 0x300
212#define RDISet_RDILevel 0x301
213#define RDISet_Thread 0x302
214
215/* The next two are only to be used if RDIInfo_CoPro returned no error */
216#define RDIInfo_DescribeCoPro 0x400
217#define RDIInfo_RequestCoProDesc 0x401
218
219#define RDIInfo_Log 0x800
220#define RDIInfo_SetLog 0x801
221
222typedef unsigned long PointHandle;
223typedef unsigned long ThreadHandle;
224#define RDINoPointHandle ((PointHandle)-1L)
225#define RDINoHandle ((ThreadHandle)-1L)
226
227struct Dbg_ConfigBlock;
228struct Dbg_HostosInterface;
229struct Dbg_MCState;
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230typedef int rdi_open_proc (unsigned type,
231 struct Dbg_ConfigBlock const *config,
232 struct Dbg_HostosInterface const *i,
233 struct Dbg_MCState *dbg_state);
234typedef int rdi_close_proc (void);
235typedef int rdi_read_proc (ARMword source, void *dest, unsigned *nbytes);
236typedef int rdi_write_proc (const void *source, ARMword dest,
237 unsigned *nbytes);
238typedef int rdi_CPUread_proc (unsigned mode, unsigned long mask,
239 ARMword * state);
240typedef int rdi_CPUwrite_proc (unsigned mode, unsigned long mask,
241 ARMword const *state);
242typedef int rdi_CPread_proc (unsigned CPnum, unsigned long mask,
243 ARMword * state);
244typedef int rdi_CPwrite_proc (unsigned CPnum, unsigned long mask,
245 ARMword const *state);
246typedef int rdi_setbreak_proc (ARMword address, unsigned type, ARMword bound,
247 PointHandle * handle);
248typedef int rdi_clearbreak_proc (PointHandle handle);
249typedef int rdi_setwatch_proc (ARMword address, unsigned type,
250 unsigned datatype, ARMword bound,
251 PointHandle * handle);
252typedef int rdi_clearwatch_proc (PointHandle handle);
253typedef int rdi_execute_proc (PointHandle * handle);
254typedef int rdi_step_proc (unsigned ninstr, PointHandle * handle);
255typedef int rdi_info_proc (unsigned type, ARMword * arg1, ARMword * arg2);
256typedef int rdi_pointinq_proc (ARMword * address, unsigned type,
257 unsigned datatype, ARMword * bound);
258
259typedef enum
260{
261 RDI_ConfigCPU,
262 RDI_ConfigSystem
263}
264RDI_ConfigAspect;
265
266typedef enum
267{
268 RDI_MatchAny,
269 RDI_MatchExactly,
270 RDI_MatchNoEarlier
271}
272RDI_ConfigMatchType;
273
274typedef int rdi_addconfig_proc (unsigned long nbytes);
275typedef int rdi_loadconfigdata_proc (unsigned long nbytes, char const *data);
276typedef int rdi_selectconfig_proc (RDI_ConfigAspect aspect, char const *name,
277 RDI_ConfigMatchType matchtype,
278 unsigned versionreq, unsigned *versionp);
279
280typedef char *getbufferproc (void *getbarg, unsigned long *sizep);
281typedef int rdi_loadagentproc (ARMword dest, unsigned long size,
282 getbufferproc * getb, void *getbarg);
283
284typedef struct
285{
286 int itemmax;
287 char const *const *names;
288}
289RDI_NameList;
290
291typedef RDI_NameList const *rdi_namelistproc (void);
292
293typedef int rdi_errmessproc (char *buf, int buflen, int errno);
294
295struct RDIProcVec
296{
297 char rditypename[12];
298
299 rdi_open_proc *open;
300 rdi_close_proc *close;
301 rdi_read_proc *read;
302 rdi_write_proc *write;
303 rdi_CPUread_proc *CPUread;
304 rdi_CPUwrite_proc *CPUwrite;
305 rdi_CPread_proc *CPread;
306 rdi_CPwrite_proc *CPwrite;
307 rdi_setbreak_proc *setbreak;
308 rdi_clearbreak_proc *clearbreak;
309 rdi_setwatch_proc *setwatch;
310 rdi_clearwatch_proc *clearwatch;
311 rdi_execute_proc *execute;
312 rdi_step_proc *step;
313 rdi_info_proc *info;
314 /* V2 RDI */
315 rdi_pointinq_proc *pointinquiry;
316
317 /* These three useable only if RDIInfo_DownLoad returns no error */
318 rdi_addconfig_proc *addconfig;
319 rdi_loadconfigdata_proc *loadconfigdata;
320 rdi_selectconfig_proc *selectconfig;
321
322 rdi_namelistproc *drivernames;
323 rdi_namelistproc *cpunames;
324
325 rdi_errmessproc *errmess;
326
327 /* Only if RDIInfo_Target returns a value with RDITarget_LoadAgent set */
328 rdi_loadagentproc *loadagent;
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329};
330
331#endif
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332
333extern unsigned int swi_mask;
334
335#define SWI_MASK_DEMON (1 << 0)
336#define SWI_MASK_ANGEL (1 << 1)
337#define SWI_MASK_REDBOOT (1 << 2)
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