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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [sim/] [m68hc11/] [ChangeLog] - Blame information for rev 853

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Line No. Rev Author Line
1 227 jeremybenn
2010-01-09  Ralf Wildenhues  
2
 
3
        * configure: Regenerate.
4
 
5
2009-08-22  Ralf Wildenhues  
6
 
7
        * config.in: Regenerate.
8
        * configure: Likewise.
9
 
10
        * configure: Regenerate.
11
 
12
2008-07-11  Hans-Peter Nilsson  
13
 
14
        * configure: Regenerate to track ../common/common.m4 changes.
15
        * config.in: Ditto.
16
 
17
2008-06-06  Vladimir Prus  
18
            Daniel Jacobowitz  
19
            Joseph Myers  
20
 
21
        * configure: Regenerate.
22
 
23
2006-12-21  Hans-Peter Nilsson  
24
 
25
        * config.in: Regenerate.
26
 
27
2006-06-13  Richard Earnshaw  
28
 
29
        * configure: Regenerated.
30
 
31
2006-06-05  Daniel Jacobowitz  
32
 
33
        * configure: Regenerated.
34
 
35
2006-05-31  Daniel Jacobowitz  
36
 
37
        * configure: Regenerated.
38
 
39
2006-03-29  Hans-Peter Nilsson  
40
 
41
        * configure: Regenerate.
42
 
43
2005-03-23  Mark Kettenis  
44
 
45
        * configure: Regenerate.
46
 
47
2005-01-14  Andrew Cagney  
48
 
49
        * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
50
        explicit call to AC_CONFIG_HEADER.
51
        * configure: Regenerate.
52
 
53
2005-01-11  Andrew Cagney  
54
 
55
        * configure: Regenerated to track ../common/aclocal.m4 changes.
56
 
57
2005-01-07  Andrew Cagney  
58
 
59
        * configure.ac: Rename configure.in, require autoconf 2.59.
60
        * configure: Re-generate.
61
 
62
2004-12-08  Hans-Peter Nilsson  
63
 
64
        * configure: Regenerate for ../common/aclocal.m4 update.
65
 
66
2004-06-15  Alan Modra  
67
 
68
        * interp.c (sim_prepare_for_program): Use bfd_get_section_size
69
        instead of bfd_get_section_size_before_reloc.
70
 
71
2003-08-08  Stephane Carrez  
72
 
73
        * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
74
        control the translation.
75
        (m68hc11tim_print_timer): Update cycle_to_string conversion.
76
        (m68hc11tim_timer_event): Fix handling of output
77
        compare register with its interrupts.
78
        (m68hc11tim_io_write_buffer): Check output compare
79
        after setting M6811_TMSK1.
80
        (m68hc11tim_io_read_buffer): Fix compilation warning.
81
        * dv-m68hc11.c (m68hc11_option_handler): Likewise.
82
        * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
83
        * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
84
        * interrupts.c (interrupts_info): Likewise.
85
        (interrupts_reset): Recognize bootstrap mode.
86
        * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
87
        (_sim_cpu): Add cpu_start_mode.
88
        (cycle_to_string): Add flags member.
89
        * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
90
        (cpu_options): Declare new option bootstrap.
91
        (cpu_option_handler): Handle it.
92
        (cpu_info): Update call to cycle_to_string.
93
 
94
2003-08-08  Stephane Carrez  
95
 
96
        * sim-main.h (phys_to_virt): Use memory bank parameters to translate
97
        the physical address in virtual address.
98
        (struct _sim_cpu): Add memory bank members.
99
        * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
100
        * interp.c (sim_hw_configure): Create memory bank according to memory
101
        bank parameters.
102
        (sim_get_bank_parameters): New function to obtain memory bank config
103
        from the symbol table.
104
        (sim_prepare_for_program): Call it to obtain the memory bank parameters.
105
        (sim_open): Call sim_prepare_for_program.
106
        * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
107
        to check if address is within bank window.
108
        (m68hc11cpu_io_read_buffer): Likewise.
109
        (attach_m68hc11_regs): Map the memory bank according to memory bank
110
        parameters.
111
 
112
2003-08-08  Stephane Carrez  ,
113
 
114
        * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
115
 
116
2003-08-08  Stephane Carrez  ,
117
            Gary Piercey 
118
 
119
        * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
120
        * sim-main.h (print_io_word): Declare.
121
        * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
122
        (tflg1_desc): Likewise for TFLG1.
123
        (m68hc11tim_info): Print input and output compare registers
124
 
125
2003-03-02  Stephane Carrez  
126
 
127
        * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
128
        to 32 to support memory bank switching; temporarily use 32-bit for
129
        WORD_BITSIZE to avoid a bug in sim-common.
130
 
131
2003-03-01  Stephane Carrez  
132
 
133
        * interp.c (sim_fetch_register): Only store a single byte for
134
        1 byte registers.
135
 
136
2003-02-27  Andrew Cagney  
137
 
138
        * interp.c (sim_prepare_for_program, sim_open)
139
        (sim_create_inferior): Rename _bfd to bfd.
140
 
141
2002-08-13  Stephane Carrez  
142
 
143
        * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
144
 
145
2002-08-13  Marko Kohtala  
146
 
147
        * interp.c (sim_prepare_for_program): Look up the image for the
148
        reset vector and set cpu_use_elf_start to 1 if not found.
149
        (sim_open): Do not set cpu_use_elf_start.
150
 
151
2002-08-13  Marko Kohtala  
152
 
153
        * interp.c (sim_hw_configure): Return 1 for success.
154
        (sim_prepare_for_program): Use the sim_hw_configure exit code to
155
        return SIM_RC_FAIL.
156
 
157
2002-08-13  Stephane Carrez  
158
 
159
        * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
160
        bank window to some virtual address to read from extended memory.
161
        (m68hc11cpu_io_write_buffer): Likewise for writing.
162
        (attach_m68hc11_regs): When use_bank property is defined, attach
163
        to the 68HC12 16K memory bank window.
164
        * interp.c (sim_hw_configure): Create memory region for banked
165
        memory.
166
 
167
2002-08-13  Stephane Carrez  
168
 
169
        * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
170
        * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
171
        (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
172
 
173
2002-08-13  Marko Kohtala  
174
 
175
        * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
176
        when IO mapping changed, not when internal RAM mapping is changed.
177
 
178
2002-08-13  Stephane Carrez  
179
 
180
        * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
181
        * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
182
        (m6811_regs): Add page register.
183
        (cpu_set_page, cpu_get_page): New macros.
184
        (phys_to_virt): New function.
185
        (cpu_get_indexed_operand_addr, cpu_return): Declare.
186
        * gencode.c: Identify indirect addressing mode for call and fix daa.
187
        (gen_function_entry): New param to tell if src8/dst8 locals are
188
        necessary.
189
        (gen_interpreter): Use it to avoid generation of unused variables.
190
        * interp.c (sim_fetch_register): Allow to read page register; page
191
        register, A, B and CCR are only 1 byte wide.
192
        (sim_store_register): Likewise for writing.
193
 
194
2002-06-16  Andrew Cagney  
195
 
196
        * configure: Regenerated to track ../common/aclocal.m4 changes.
197
 
198
2002-06-09  Andrew Cagney  
199
 
200
        * Makefile.in (INCLUDE): Update path to callback.h.
201
        * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
202
 
203
2002-03-07  Stephane Carrez  
204
 
205
        * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
206
        (cpu_move16): Likewise.
207
        (sim_memory_error): Use sim_io_printf.
208
        (cpu_option_handler): Fix compilation warning.
209
        * interp.c (sim_hw_configure): Fix compilation warning;
210
        remove m68hc12sio@2 device.
211
        (sim_open): Likewise.
212
        * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
213
        flags when reset.
214
        (cycle_to_string): Improve convertion of cpu cycle number.
215
        (m68hc11tim_info): Print info about PACNT.
216
        (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
217
        TCTL1 and TCTL2 registers.
218
        * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
219
 
220
2002-03-07  Stephane Carrez  
221
 
222
        * interp.c (sim_hw_configure): Save the HW cpu pointer in the
223
        cpu struct.
224
        (sim_hw_configure): Connect the capture input/output events.
225
        * sim-main.h (_sim_cpu): New member hw_cpu.
226
        (m68hc11cpu_set_oscillator): Declare.
227
        (m68hc11cpu_clear_oscillator): Declare.
228
        (m68hc11cpu_set_port): Declare.
229
        * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
230
        (m68hc11cpu_ports): New input ports and output ports to reflect
231
        the HC11 IOs.
232
        (m68hc11_delete): Cleanup any running oscillator.
233
        (attach_m68hc11_regs): Create the input oscillators.
234
        (make_oscillator): New function.
235
        (find_oscillator): New function.
236
        (oscillator_handler): New function.
237
        (reset_oscillators): New function.
238
        (m68hc11cpu_port_event): Handle the new input ports.
239
        (m68hc11cpu_set_oscillator): New function.
240
        (m68hc11cpu_clear_oscillator): New function.
241
        (get_frequency): New function.
242
        (m68hc11_option_handler): New function.
243
        (m68hc11cpu_set_port): New function.
244
        (m68hc11cpu_io_write): Post the port output events.
245
        * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
246
        the output port value.
247
        * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
248
        by latching the TCNT value in the register.
249
 
250
2002-03-07  Stephane Carrez  
251
 
252
        * sim-main.h (cpu_frame, cpu_frame_list): Remove.
253
        (cpu_frame_reg, cpu_print_frame): Remove.
254
        (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
255
        (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
256
        (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
257
        (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
258
        * m68hc11_sim.c (cpu_find_frame): Remove.
259
        (cpu_create_frame_list): Remove.
260
        (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
261
        (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
262
        (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
263
        (cpu_update_frame): Likewise.
264
        (cpu_return): Likewise.
265
        (cpu_reset): Likewise.
266
        (cpu_initialize): Likewise.
267
        * interp.c (sim_do_command): Remove call to cpu_print_frame.
268
 
269
2002-03-07  Stephane Carrez  
270
 
271
        * interrupts.c (interrupts_reset): New function, setup interrupt
272
        vector address according to cpu mode.
273
        (interrupts_initialize): Move reset portion to the above.
274
        (interrupt_names): New table to give a name to interrupts.
275
        (idefs): Handle pulse accumulator interrupts.
276
        (interrupts_info): Print the interrupt history.
277
        (interrupt_option_handler): New function.
278
        (interrupt_options): New table of options.
279
        (interrupts_update_pending): Keep track of when interrupts are
280
        raised and implement breakpoint-on-raise-interrupt.
281
        (interrupts_process): Keep track of when interrupts are taken
282
        and implement breakpoint-on-interrupt.
283
        * interrupts.h (struct interrupt_history): Define.
284
        (struct interrupt): Keep track of the interrupt history.
285
        (interrupts_reset): Declare.
286
        (interrupts_initialize): Update prototype.
287
        * m68hc11_sim.c (cpu_reset): Reset interrupts.
288
        (cpu_initialize): Cleanup.
289
 
290
2001-07-28  Stephane Carrez  
291
 
292
        * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
293
        address.
294
        (m68hc11eepr_port_event): Fix detach/attach logic.
295
 
296
2001-07-22  Stephane Carrez  
297
 
298
        * Makefile.in (SIM_OBJS): Remove sim-resume.o
299
        * interp.c (sim_resume): New function from sim-resume.c, install
300
        the stepping event after having processed the pending ticks.
301
        (has_stepped): Likewise.
302
        (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
303
 
304
2001-07-10  Andrew Cagney  
305
 
306
        * Makefile.in (gencode): Provide explicit path to gencode.c.
307
 
308
2001-05-20  Stephane Carrez  
309
 
310
        * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
311
        (m68hc12int.c): Generate using gencode -m6812.
312
        (m68hc11int.c): Likewise with -m6811.
313
 
314
        * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
315
        (m6811_page1_opcodes): Remove duplicate entries.
316
        (m6811_page2_opcodes): Likewise.
317
        (m6811_page3_opcodes): Likewise.
318
        (m6811_page4_opcodes): Likewise.
319
        (m6812_page1_opcodes): New table for 68HC12 instructions.
320
        (m6812_page2_opcodes): Likewise.
321
        (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
322
        (gen_save_result): Likewise.
323
        (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
324
        (cmp_opcode): New function for opcode comparision.
325
        (prepare_table): Sort the opcodes.
326
        (gen_interpreter): Prepare all the tables and generate either
327
        a 68HC11 or a 68HC12 simulator.
328
        (main): New options -m6811 and -m6812.
329
 
330
        * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
331
        (cpu_special): Simulation of some 68HC12 instructions.
332
        (cpu_exg): New function.
333
        (cpu_dbcc): Likewise.
334
        (cpu_fetch_relbranch16): Likewise.
335
        (cpu_push_all): Push according to 68HC11 or 68HC12.
336
        (cpu_move16): Likewise.
337
        (cpu_move8): Likewise.
338
        (cpu_get_indexed_operand16): Likewise.
339
        (cpu_get_indexed_operand8): Likewise.
340
        (cpu_get_indexed_operand_addr): Likewise.
341
        (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
342
        (cpu_reset): Setup INIT register according to architecture.
343
 
344
        * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
345
        (_sim_cpu): Keep track of the cpu being simulated.
346
        (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
347
        (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
348
        (cpu_m68hc11_pop_uint8): Likewise.
349
        (cpu_m68hc12_push_uintxx): New functions for 68HC12.
350
        (cpu_m68hc12_pop_uintxx): Likewise.
351
        (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
352
        (cpu_fetch_relbranch16): Likewise.
353
        (cpu_interp_m6811): Rename of cpu_interp.
354
        (cpu_interp_m6812): New function.
355
        * interp.c (free_state): New function.
356
        (dev_list_68hc12): New table.
357
        (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
358
        (sim_hw_configure): New function.
359
        (sim_prepare_for_program): New function.
360
        (sim_open): Use above new functions.
361
        (sim_close): Call free_state().
362
        (sim_info): Print info according to cpu.
363
        (sim_create_inferior): Use sim_prepare_for_program.
364
        (sim_do_command): Configure the hardware after a change of the
365
        architecture.
366
 
367
2001-05-20  Stephane Carrez  
368
 
369
        * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
370
        pending interrupts.
371
        * interrupts.c (interrupts_process): Keep track of the last number
372
        of masked insn cycles.
373
        (interrupts_initialize): Clear last number of masked insn cycles.
374
        (interrupts_info): Report them.
375
        (interrupts_update_pending): Compute clear and set masks of
376
        interrupts and clear the interrupt bits before setting them
377
        (due to SCI interrupt sharing).
378
        * interrupts.h (struct interrupts): New members last_mask_cycles
379
        and xirq_last_mask_cycles.
380
 
381
2000-11-26  Stephane Carrez  
382
 
383
        * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
384
        instead of a hard-coded value.
385
        (m68hc11cpu_io_write_buffer): Likewise.
386
        (dv_m68hc11_descriptor): Define a 68hc12 device.
387
        * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
388
        * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
389
        * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
390
        * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
391
 
392
2000-11-22  Stephane Carrez  
393
 
394
        * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
395
        (m68hc11cpu_delete): Delete handler to detach the address space.
396
 
397
2000-11-24  Stephane Carrez  
398
 
399
        * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
400
        * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
401
        instead of free and malloc.
402
 
403
2000-09-11  Stephane Carrez  
404
 
405
        * Makefile.in: Was missing from initial patch.
406
 
407
2000-09-10  Stephane Carrez  
408
 
409
        * interp.c (sim_store_register): Remove soft register hack.
410
        (sim_fetch_register): Likewise.
411
        (sim_create_inferior): Likewise.
412
        * sim-main.h: Likewise.
413
 
414
2000-09-10  Stephane Carrez  
415
 
416
        * interrupts.c (interrupts_update_pending): Clear the mask of
417
        pending interrupts here.
418
        (interrupts_get_current): Don't clear the mask of pending interrupts.
419
 
420
2000-09-10  Stephane Carrez  
421
 
422
        * sim-main.h: Define cycle_to_string.
423
        * dv-m68hc11tim.c (cycle_to_string): New function to translate
424
        the cpu cycle into some formatted time string.
425
        (m68hc11tim_print_timer): Use it.
426
        * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
427
        * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
428
        * interrupts.c (interrupts_info): Likewise.
429
        * m68hc11_sim.c (cpu_info): Likewise.
430
 
431
2000-09-06  Stephane Carrez  
432
 
433
        * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
434
        interrupt and compare events accurately.  Take into account the
435
        pending ticks not processed by the simulator yet (introduced a shift).
436
        (m68hc11_port_event): Reset the timer interrupt delays.
437
        (m68hc11tim_io_read_buffer): Be able to read several bytes.
438
        (m68hc11tim_io_write_buffer): Likewise for write.
439
        (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
440
 
441
2000-09-06  Stephane Carrez  
442
 
443
        * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
444
        (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
445
        (m68hc11spi_info): Clarify the status report
446
        of the SPI when a byte is being sent.
447
        (m68hc11spi_clock): Fix the spi send frame.
448
 
449
2000-08-11  Stephane Carrez  
450
 
451
        * sim-main.h (m68hc11_map_level): Define level of address mappings.
452
        * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
453
        whether the eeprom is currently mapped or not.
454
        (m68hc11eepr_port_event): Use the flag to see if we must unmap
455
        or map the eeprom.  Update the flag to reflect the current state.
456
        Use M6811_EEPROM_LEVEL when mapping the eeprom.
457
        (m68hc11eepr_finish): Remove overlap hack.
458
        (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
459
        config and control registers.
460
        * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
461
        (attach_m68hc11_regs): Use M6811_IO_LEVEL.
462
        (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
463
        * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
464
        (attach_m68hc11spi_regs): Likewise.
465
        * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
466
        (attach_m68hc11tim_regs): Likewise.
467
        * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
468
        (attach_m68hc11sio_regs): Likewise.
469
        * interp.c (sim_open): Likewise.
470
        * dv-nvram.c (attach_nvram_regs): Likewise.
471
 
472
Thu Jul 27 21:27:25 2000  Andrew Cagney  
473
 
474
        * configure, config.in: Regenerate.
475
 
476
2000-06-25  Stephane Carrez  
477
 
478
        * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
479
        * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
480
        (dv_m6811_detach_address_callback): New function to detach a
481
        device from an address space.
482
        * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
483
        config register according to --cpu-config option.
484
        * sim-main.h (_sim_cpu): Add cpu_config member.
485
        * interp.c (sim_open): Delete specific simulator options.
486
        * m68hc11_sim.c (cpu_option_handler): New options
487
        --emulos and -cpu-config  to configure the simulator.
488
        (cpu_initialize): Initialize cpu_config member.
489
 
490
2000-06-24  Stephane Carrez  
491
 
492
        * emulos.c: Fix indentation and comments.
493
        * gencode.c: Likewise.
494
        * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
495
        (m68hc11tim_io_write_buffer): Write compare registers and
496
        setup compare event.
497
        * interp.c: Remove unused global variables.
498
        * interrupts.c (idefs): New compare interrupts.
499
        Fix indentation and comments.
500
        * interrupts.h: Likewise.
501
 
502
2000-06-18  Stephane Carrez  
503
 
504
        * dv-m68hc11sio.c: Fix indentation and comments.
505
        Remove INT_PORT.
506
        * dv-m68hc11.c: Fix indentation and comments.
507
        (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
508
        * m68hc11_sim.c (cpu_reset): To here.
509
        * dv-m68hc11eepr.c: Fix indentation and comments.
510
 
511
2000-06-17  Stephane Carrez  
512
 
513
        * dv-nvram.c: New file, rename from dv-pram.c.
514
        * dv-pram.c: Delete file.
515
        * sim-main.h: Incorporate m68hc11_sim.h.
516
        * m68hc11_sim.h: Delete file.
517
        * configure.in: Rename pram into nvram.
518
        * interp.c (sim_open): Likewise in creation of device tree.
519
 
520
2000-05-31  Stephane Carrez  
521
 
522
        * interp.c (sim_open): Create the SPI device.
523
        * dv-m68hc11spi.c: New file for SPI device simulation.
524
        * configure.in (hw_extra_devices): Add SPI device.
525
 
526
2000-05-28  Stephane Carrez  
527
 
528
        * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
529
        (interrupts_process): Separate IRQ and XIRQ accounting.
530
        (interrupts_info): Report XIRQ accounting.
531
        * interrupts.h (struct interrupts): Added accounting for XIRQ.
532
 
533
2000-04-16  Stephane Carrez  
534
 
535
        * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
536
        * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
537
        * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
538
        configuration from the 'mode' device tree property.
539
        (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
540
        configuration.
541
 
542
2000-02-24  Stephane Carrez  
543
 
544
        * sim-main.h: Remove WITH_TARGET_* defines.
545
        * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
546
 
547
2000-02-08  Stephane Carrez  
548
 
549
        * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
550
        1200 baud when cpu is in bootstrap mode.
551
 
552
        * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
553
        write in the TCTN timer register.
554
 
555
        * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
556
        by 4 to obtain the E clock frequency.
557
        (sccr2_desc): Use M6811_TIE for TIE bit.
558
        (m68hc11sio_info): Fix baud rate report.
559
 
560
        * dv-m68hc11tim.c (to_realtime): Likewise.
561
 
562
        * interp.c (sim_open): When building device tree, only provide
563
        devices that do not exist yet.
564
 
565
        * emulos.c: Fix compilation pb under Windows.
566
 
567
        * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
568
        from the 'clock' property.
569
 
570
2000-01-02  Stephane Carrez  
571
 
572
        * m68hc11_sim.h (*_REGNUM): Define.
573
        (_sim_cpu): New member cpu_page0_reg table.
574
        * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
575
        addresses of soft registers in .page0.
576
        (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
577
        to get/set soft registers.
578
 
579
1999-12-31  Stephane Carrez  
580
 
581
        * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
582
        returning random values.
583
 
584
1999-12-17  Stephane Carrez  
585
 
586
        * gencode.c: Fix "subb N,x" that used a instead of b.
587
 
588
1999-09-09  Stephane Carrez  
589
 
590
        * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
591
 
592
1999-09-01  Stephane Carrez  
593
 
594
        * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
595
 
596
1999-08-14  Stephane Carrez  
597
 
598
        * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
599
        register region in the m68hc11cpu struct.
600
        (m68hc11cpu_io_write): When the IO mapping addres changes,
601
        detach the register region and re-attach it at the new address.
602
        (m68hc11cpu_io_read_buffer): Renamed base_address into
603
        attach_address.
604
        (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
605
        to m68hc11cpu_io_write.
606
 
607
1999-08-13  Stephane Carrez  
608
 
609
        * gencode.c: For sbc8, check the carry and increment the source
610
        before trying to set the carry for the result.
611
 
612
1999-05-24  John S. Kallal 
613
 
614
        * interp.c (sim_get_info): Don't crash if the command line is 0.
615
        Define prototype for sim_get_info() and init_system().
616
        (sim_info): Correct call to sim_get_info().
617
 
618
1999-05-16  Stephane Carrez  
619
 
620
        * configure.in: Recognize m6811-*-*.
621
        * configure: Regenerate.
622
        * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
623
        cpu_ccr_update_sub8, cpu_ccr_update_sub16):
624
        Correct the computation of carry of 8 and 16-bits add and subtract.
625
        * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
626
        overflow set in a different manner than add).
627
 
628
1999-05-14  Stephane Carrez  
629
 
630
        * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
631
        trace message.
632
        * interp.c (sim_open, sim_create_inferior): Initialize the
633
        cpu_elf_start from the ELF header.
634
        * m68hc11_sim.c (cpu_initialize): Clear the new data members.
635
        (cpu_restart): Use cpu_elf_start as the starting address when
636
        the flag is set.
637
        (cpu_special): When cpu_use_elf_start is set, the WAI instruction
638
        exits the simulator (exit status is in D).
639
        * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
640
        cpu_elf_star to start execution at address specified in ELF file.
641
 
642
1999-05-02  Stephane Carrez  
643
 
644
        * Makefile.in, config.in, configure, configure.in: New files.
645
        * gencode.c: New file, generation of 68HC11 interpreter.
646
        * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
647
        for interpreter.
648
        * interrupts.c, interrupts.h: New files, management of interrupts.
649
        * interp.c, sim-main.h,
650
        * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
651
        dv-m68hc11tim.c, dv-pram.c: New files representing devices for
652
        68HC11 (dv-pram.c is generic and could probably migrate to common).
653
        * emulos.c: New file, basic emulation of some os.

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