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sim: replace CIA_{GET,SET} with CPU_PC_{GET,SET}
[deliverable/binutils-gdb.git] / sim / m68hc11 / ChangeLog
CommitLineData
034685f9
MF		 12015-04-17 Mike Frysinger <vapier@gentoo.org>
2
3 * sim-main.h (CIA_GET, CIA_SET): Delete.
4
78e9aa70
MF		 52015-04-15 Mike Frysinger <vapier@gentoo.org>
6
7 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
8 * sim-main.h (STATE_CPU): Delete.
9
bf12d44e
MF		 102015-04-13 Mike Frysinger <vapier@gentoo.org>
11
12 * configure: Regenerate.
13
bea3f671
MF		 142015-04-13 Mike Frysinger <vapier@gentoo.org>
15
16 * Makefile.in (SIM_OBJS): Add sim-cpu.o.
17 * interp.c (m68hc11_pc_get, m68hc11_pc_set): New functions.
18 (sim_open): Declare new local var i. Call sim_cpu_alloc_all.
19 Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
20 (sim_pc_get): Delete.
21 * sim-main.h (SIM_CPU): Define.
22 (STATE_CPU): Drop &.
23 (struct sim_state): Change cpu to an array of pointers.
24
122bbfb5
MF		 252015-04-06 Mike Frysinger <vapier@gentoo.org>
26
27 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
28
2b6ca062
MF		 292015-03-31 Mike Frysinger <vapier@gentoo.org>
30
31 * m68hc11_sim.c (cpu_get_indexed_operand_addr,
32 cpu_get_indexed_operand8, cpu_get_indexed_operand16): Rename restrict
33 variable to restricted.
34 * sim-main.h (cpu_get_indexed_operand_addr): Likewise.
35
05f53ed6
MF		 362015-03-24 Mike Frysinger <vapier@gentoo.org>
37
38 * interp.c (sim_pc_get): New function.
39
523ba8f9
MF		 402015-03-24 Mike Frysinger <vapier@gentoo.org>
41
42 * compile.c (sim_set_profile, sim_set_profile_size, sim_set_callbacks,
43 sim_size, sim_trace): Delete.
44 * sim-main.h (sim_set_profile, sim_set_profile_size): Delete.
45
30452bbe
MF		 462015-03-24 Mike Frysinger <vapier@gentoo.org>
47
48 * configure: Regenerate.
49
64dd13df
MF		 502015-03-23 Mike Frysinger <vapier@gentoo.org>
51
52 * configure: Regenerate.
53
49cd1634
MF		 542015-03-23 Mike Frysinger <vapier@gentoo.org>
55
56 * configure: Regenerate.
57 * configure.ac (m68hc11_extra_objs): Delete.
58 * Makefile.in (SIM_OBJS): Delete SIM_EXTRA_OBJS.
59 (SIM_EXTRA_OBJS): Delete.
60
ae7d0cac
MF		 612015-03-16 Mike Frysinger <vapier@gentoo.org>
62
63 * config.in, configure: Regenerate.
64
465fb143
MF		 652015-03-14 Mike Frysinger <vapier@gentoo.org>
66
67 * Makefile.in (SIM_RUN_OBJS): Delete.
68
5cddc23a
MF		 692015-03-14 Mike Frysinger <vapier@gentoo.org>
70
71 * configure.ac (AC_CHECK_HEADERS): Delete.
72 * aclocal.m4, configure: Regenerate.
73
2974be62
AM		 742014-08-19 Alan Modra <amodra@gmail.com>
75
76 * configure: Regenerate.
77
faa743bb
RM		 782014-08-15 Roland McGrath <mcgrathr@google.com>
79
80 * configure: Regenerate.
81 * config.in: Regenerate.
82
1a8a700e
MF		 832014-03-04 Mike Frysinger <vapier@gentoo.org>
84
85 * configure: Regenerate.
86
bf3d9781
AM		 872013-09-23 Alan Modra <amodra@gmail.com>
88
89 * configure: Regenerate.
90
31e6ad7d
MF		 912013-06-03 Mike Frysinger <vapier@gentoo.org>
92
93 * aclocal.m4, configure: Regenerate.
94
d3685d60
TT		 952013-05-10 Freddie Chopin <freddie_chopin@op.pl>
96
97 * configure: Rebuild.
98
1517bd27
MF		 992013-03-26 Mike Frysinger <vapier@gentoo.org>
100
101 * configure: Regenerate.
102
256139f5
JS		 1032013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
104
105 * configure.ac: Use $SIM_DV_SOCKSER_O.
106 * configure: Regenerated.
107
5f3ef9d0
JB		 1082012-06-15 Joel Brobecker <brobecker@adacore.com>
109
110 * config.in, configure: Regenerate.
111
2232061b
MF		 1122012-03-24 Mike Frysinger <vapier@gentoo.org>
113
114 * aclocal.m4, config.in, configure: Regenerate.
115
db2e4d67
MF		 1162011-12-03 Mike Frysinger <vapier@gentoo.org>
117
118 * aclocal.m4: New file.
119 * configure: Regenerate.
120
4399a56b
MF		 1212011-10-19 Mike Frysinger <vapier@gentoo.org>
122
123 * configure: Regenerate after common/acinclude.m4 update.
124
9c082ca8
MF		 1252011-10-17 Mike Frysinger <vapier@gentoo.org>
126
127 * configure.ac: Change include to common/acinclude.m4.
128
6ffe910a
MF		 1292011-10-17 Mike Frysinger <vapier@gentoo.org>
130
131 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
132 call. Replace common.m4 include with SIM_AC_COMMON.
133 * configure: Regenerate.
134
2419798b
MF		 1352011-07-05 Mike Frysinger <vapier@gentoo.org>
136
137 * interp.c (sim_do_command): Delete.
138
3725885a
RW		 1392010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
140
141 * configure: Regenerate.
142
d6416cdc
RW		 1432009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
144
81ecdfbb
RW		 145 * config.in: Regenerate.
146 * configure: Likewise.
147
d6416cdc
RW		 148 * configure: Regenerate.
149
b5bd9624
HPN		 1502008-07-11 Hans-Peter Nilsson <hp@axis.com>
151
152 * configure: Regenerate to track ../common/common.m4 changes.
153 * config.in: Ditto.
154
6efef468
JM		 1552008-06-06 Vladimir Prus <vladimir@codesourcery.com>
156 Daniel Jacobowitz <dan@codesourcery.com>
157 Joseph Myers <joseph@codesourcery.com>
158
159 * configure: Regenerate.
160
b1bfc053
HPN		 1612006-12-21 Hans-Peter Nilsson <hp@axis.com>
162
163 * config.in: Regenerate.
164
e85e3205
RE		 1652006-06-13 Richard Earnshaw <rearnsha@arm.com>
166
167 * configure: Regenerated.
168
2f0122dc
DJ		 1692006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
170
171 * configure: Regenerated.
172
20e95c23
DJ		 1732006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
174
175 * configure: Regenerated.
176
b3a3ffef
HPN		 1772006-03-29 Hans-Peter Nilsson <hp@axis.com>
178
179 * configure: Regenerate.
180
2b193c4a
MK		 1812005-03-23 Mark Kettenis <kettenis@gnu.org>
182
183 * configure: Regenerate.
184
35695fd6
AC		 1852005-01-14 Andrew Cagney <cagney@gnu.org>
186
187 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
188 explicit call to AC_CONFIG_HEADER.
189 * configure: Regenerate.
190
38f48d72
AC		 1912005-01-11 Andrew Cagney <cagney@localhost.localdomain>
192
193 * configure: Regenerated to track ../common/aclocal.m4 changes.
194
b7026657
AC		 1952005-01-07 Andrew Cagney <cagney@gnu.org>
196
197 * configure.ac: Rename configure.in, require autoconf 2.59.
198 * configure: Re-generate.
199
379832de
HPN		 2002004-12-08 Hans-Peter Nilsson <hp@axis.com>
201
202 * configure: Regenerate for ../common/aclocal.m4 update.
203
84b11e2e
AM		 2042004-06-15 Alan Modra <amodra@bigpond.net.au>
205
206 * interp.c (sim_prepare_for_program): Use bfd_get_section_size
207 instead of bfd_get_section_size_before_reloc.
208
a685700c
SC		 2092003-08-08 Stephane Carrez <stcarrez@nerim.fr>
210
211 * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
212 control the translation.
213 (m68hc11tim_print_timer): Update cycle_to_string conversion.
214 (m68hc11tim_timer_event): Fix handling of output
215 compare register with its interrupts.
216 (m68hc11tim_io_write_buffer): Check output compare
217 after setting M6811_TMSK1.
218 (m68hc11tim_io_read_buffer): Fix compilation warning.
219 * dv-m68hc11.c (m68hc11_option_handler): Likewise.
220 * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
221 * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
222 * interrupts.c (interrupts_info): Likewise.
223 (interrupts_reset): Recognize bootstrap mode.
224 * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
225 (_sim_cpu): Add cpu_start_mode.
226 (cycle_to_string): Add flags member.
227 * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
228 (cpu_options): Declare new option bootstrap.
229 (cpu_option_handler): Handle it.
230 (cpu_info): Update call to cycle_to_string.
231
77342e5e
SC		 2322003-08-08 Stephane Carrez <stcarrez@nerim.fr>
233
234 * sim-main.h (phys_to_virt): Use memory bank parameters to translate
235 the physical address in virtual address.
236 (struct _sim_cpu): Add memory bank members.
237 * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
238 * interp.c (sim_hw_configure): Create memory bank according to memory
239 bank parameters.
240 (sim_get_bank_parameters): New function to obtain memory bank config
241 from the symbol table.
242 (sim_prepare_for_program): Call it to obtain the memory bank parameters.
243 (sim_open): Call sim_prepare_for_program.
244 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
245 to check if address is within bank window.
246 (m68hc11cpu_io_read_buffer): Likewise.
247 (attach_m68hc11_regs): Map the memory bank according to memory bank
248 parameters.
249
53b3cd22
SC		 2502003-08-08 Stephane Carrez <stcarrez@nerim.fr>,
251
252 * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
253
962e9d85
SC		 2542003-08-08 Stephane Carrez <stcarrez@nerim.fr>,
255 Gary Piercey <gpiercey@northstar-technical.com>
256
257 * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
258 * sim-main.h (print_io_word): Declare.
259 * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
260 (tflg1_desc): Likewise for TFLG1.
261 (m68hc11tim_info): Print input and output compare registers
262
9b9f7b3c
SC		 2632003-03-02 Stephane Carrez <stcarrez@nerim.fr>
264
265 * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
266 to 32 to support memory bank switching; temporarily use 32-bit for
267 WORD_BITSIZE to avoid a bug in sim-common.
268
00416c6e
SC		 2692003-03-01 Stephane Carrez <stcarrez@nerim.fr>
270
271 * interp.c (sim_fetch_register): Only store a single byte for
272 1 byte registers.
273
6b4a8935
AC		 2742003-02-27 Andrew Cagney <cagney@redhat.com>
275
276 * interp.c (sim_prepare_for_program, sim_open)
277 (sim_create_inferior): Rename _bfd to bfd.
278
099d1b50
SC		 2792002-08-13 Stephane Carrez <stcarrez@nerim.fr>
280
281 * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
282
31c7c532
SC		 2832002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
284
285 * interp.c (sim_prepare_for_program): Look up the image for the
286 reset vector and set cpu_use_elf_start to 1 if not found.
287 (sim_open): Do not set cpu_use_elf_start.
288
39762100
SC		 2892002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
290
291 * interp.c (sim_hw_configure): Return 1 for success.
292 (sim_prepare_for_program): Use the sim_hw_configure exit code to
293 return SIM_RC_FAIL.
294
7230d809
SC		 2952002-08-13 Stephane Carrez <stcarrez@nerim.fr>
296
297 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
298 bank window to some virtual address to read from extended memory.
299 (m68hc11cpu_io_write_buffer): Likewise for writing.
ca156d78 300 (attach_m68hc11_regs): When use_bank property is defined, attach
7230d809 301 to the 68HC12 16K memory bank window.
7230d809
SC		 302 * interp.c (sim_hw_configure): Create memory region for banked
303 memory.
304
dcceded2
SC		 3052002-08-13 Stephane Carrez <Stephane.Carrez@nerim.fr>
306
307 * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
308 * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
309 (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
310
abea9e28
SC		 3112002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
312
313 * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
314 when IO mapping changed, not when internal RAM mapping is changed.
315
63f36def
SC		 3162002-08-13 Stephane Carrez <stcarrez@nerim.fr>
317
318 * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
319 * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
320 (m6811_regs): Add page register.
321 (cpu_set_page, cpu_get_page): New macros.
322 (phys_to_virt): New function.
323 (cpu_get_indexed_operand_addr, cpu_return): Declare.
324 * gencode.c: Identify indirect addressing mode for call and fix daa.
325 (gen_function_entry): New param to tell if src8/dst8 locals are
326 necessary.
327 (gen_interpreter): Use it to avoid generation of unused variables.
328 * interp.c (sim_fetch_register): Allow to read page register; page
329 register, A, B and CCR are only 1 byte wide.
330 (sim_store_register): Likewise for writing.
331
c8cca39f
AC		 3322002-06-16 Andrew Cagney <ac131313@redhat.com>
333
334 * configure: Regenerated to track ../common/aclocal.m4 changes.
335
3c25f8c7
AC		 3362002-06-09 Andrew Cagney <cagney@redhat.com>
337
338 * Makefile.in (INCLUDE): Update path to callback.h.
339 * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
340
86596dc8
SC		 3412002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
342
343 * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
344 (cpu_move16): Likewise.
345 (sim_memory_error): Use sim_io_printf.
346 (cpu_option_handler): Fix compilation warning.
347 * interp.c (sim_hw_configure): Fix compilation warning;
348 remove m68hc12sio@2 device.
349 (sim_open): Likewise.
350 * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
351 flags when reset.
352 (cycle_to_string): Improve convertion of cpu cycle number.
353 (m68hc11tim_info): Print info about PACNT.
354 (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
355 TCTL1 and TCTL2 registers.
356 * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
357
827ec39a
SC		 3582002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
359
360 * interp.c (sim_hw_configure): Save the HW cpu pointer in the
361 cpu struct.
362 (sim_hw_configure): Connect the capture input/output events.
363 * sim-main.h (_sim_cpu): New member hw_cpu.
364 (m68hc11cpu_set_oscillator): Declare.
365 (m68hc11cpu_clear_oscillator): Declare.
366 (m68hc11cpu_set_port): Declare.
367 * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
368 (m68hc11cpu_ports): New input ports and output ports to reflect
369 the HC11 IOs.
370 (m68hc11_delete): Cleanup any running oscillator.
371 (attach_m68hc11_regs): Create the input oscillators.
372 (make_oscillator): New function.
373 (find_oscillator): New function.
374 (oscillator_handler): New function.
375 (reset_oscillators): New function.
376 (m68hc11cpu_port_event): Handle the new input ports.
377 (m68hc11cpu_set_oscillator): New function.
378 (m68hc11cpu_clear_oscillator): New function.
379 (get_frequency): New function.
380 (m68hc11_option_handler): New function.
381 (m68hc11cpu_set_port): New function.
382 (m68hc11cpu_io_write): Post the port output events.
383 * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
384 the output port value.
385 * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
386 by latching the TCNT value in the register.
387
5abb9efa
SC		 3882002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
389
390 * sim-main.h (cpu_frame, cpu_frame_list): Remove.
391 (cpu_frame_reg, cpu_print_frame): Remove.
392 (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
393 (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
394 (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
395 (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
396 * m68hc11_sim.c (cpu_find_frame): Remove.
397 (cpu_create_frame_list): Remove.
398 (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
399 (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
400 (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
401 (cpu_update_frame): Likewise.
402 (cpu_return): Likewise.
403 (cpu_reset): Likewise.
404 (cpu_initialize): Likewise.
405 * interp.c (sim_do_command): Remove call to cpu_print_frame.
406
26128965
SC		 4072002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
408
409 * interrupts.c (interrupts_reset): New function, setup interrupt
410 vector address according to cpu mode.
411 (interrupts_initialize): Move reset portion to the above.
412 (interrupt_names): New table to give a name to interrupts.
413 (idefs): Handle pulse accumulator interrupts.
414 (interrupts_info): Print the interrupt history.
415 (interrupt_option_handler): New function.
416 (interrupt_options): New table of options.
417 (interrupts_update_pending): Keep track of when interrupts are
418 raised and implement breakpoint-on-raise-interrupt.
419 (interrupts_process): Keep track of when interrupts are taken
420 and implement breakpoint-on-interrupt.
421 * interrupts.h (struct interrupt_history): Define.
422 (struct interrupt): Keep track of the interrupt history.
423 (interrupts_reset): Declare.
424 (interrupts_initialize): Update prototype.
425 * m68hc11_sim.c (cpu_reset): Reset interrupts.
426 (cpu_initialize): Cleanup.
427
eefde351
SC		 4282001-07-28 Stephane Carrez <Stephane.Carrez@worldnet.fr>
429
430 * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
431 address.
432 (m68hc11eepr_port_event): Fix detach/attach logic.
433
00d0c012
SC		 4342001-07-22 Stephane Carrez <Stephane.Carrez@worldnet.fr>
435
436 * Makefile.in (SIM_OBJS): Remove sim-resume.o
437 * interp.c (sim_resume): New function from sim-resume.c, install
438 the stepping event after having processed the pending ticks.
439 (has_stepped): Likewise.
440 (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
441
b51c7603
AC		 4422001-07-10 Andrew Cagney <ac131313@redhat.com>
443
444 * Makefile.in (gencode): Provide explicit path to gencode.c.
445
81e09ed8
SC		 4462001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
447
448 * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
449 (m68hc12int.c): Generate using gencode -m6812.
450 (m68hc11int.c): Likewise with -m6811.
451
452 * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
453 (m6811_page1_opcodes): Remove duplicate entries.
454 (m6811_page2_opcodes): Likewise.
455 (m6811_page3_opcodes): Likewise.
456 (m6811_page4_opcodes): Likewise.
457 (m6812_page1_opcodes): New table for 68HC12 instructions.
458 (m6812_page2_opcodes): Likewise.
459 (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
460 (gen_save_result): Likewise.
461 (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
462 (cmp_opcode): New function for opcode comparision.
463 (prepare_table): Sort the opcodes.
464 (gen_interpreter): Prepare all the tables and generate either
465 a 68HC11 or a 68HC12 simulator.
466 (main): New options -m6811 and -m6812.
467
468 * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
469 (cpu_special): Simulation of some 68HC12 instructions.
470 (cpu_exg): New function.
471 (cpu_dbcc): Likewise.
472 (cpu_fetch_relbranch16): Likewise.
473 (cpu_push_all): Push according to 68HC11 or 68HC12.
474 (cpu_move16): Likewise.
475 (cpu_move8): Likewise.
476 (cpu_get_indexed_operand16): Likewise.
477 (cpu_get_indexed_operand8): Likewise.
478 (cpu_get_indexed_operand_addr): Likewise.
479 (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
480 (cpu_reset): Setup INIT register according to architecture.
481
482 * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
483 (_sim_cpu): Keep track of the cpu being simulated.
484 (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
485 (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
486 (cpu_m68hc11_pop_uint8): Likewise.
487 (cpu_m68hc12_push_uintxx): New functions for 68HC12.
488 (cpu_m68hc12_pop_uintxx): Likewise.
489 (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
490 (cpu_fetch_relbranch16): Likewise.
491 (cpu_interp_m6811): Rename of cpu_interp.
492 (cpu_interp_m6812): New function.
493 * interp.c (free_state): New function.
494 (dev_list_68hc12): New table.
495 (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
496 (sim_hw_configure): New function.
497 (sim_prepare_for_program): New function.
498 (sim_open): Use above new functions.
499 (sim_close): Call free_state().
500 (sim_info): Print info according to cpu.
501 (sim_create_inferior): Use sim_prepare_for_program.
502 (sim_do_command): Configure the hardware after a change of the
503 architecture.
504
11115521
SC		 5052001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
506
507 * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
508 pending interrupts.
509 * interrupts.c (interrupts_process): Keep track of the last number
510 of masked insn cycles.
511 (interrupts_initialize): Clear last number of masked insn cycles.
512 (interrupts_info): Report them.
513 (interrupts_update_pending): Compute clear and set masks of
514 interrupts and clear the interrupt bits before setting them
515 (due to SCI interrupt sharing).
516 * interrupts.h (struct interrupts): New members last_mask_cycles
517 and xirq_last_mask_cycles.
518
b93775f5
SC		 5192000-11-26 Stephane Carrez <Stephane.Carrez@worldnet.fr>
520
521 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
522 instead of a hard-coded value.
523 (m68hc11cpu_io_write_buffer): Likewise.
524 (dv_m68hc11_descriptor): Define a 68hc12 device.
525 * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
526 * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
527 * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
528 * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
529
639aa4f7
SC		 5302000-11-22 Stephane Carrez <Stephane.Carrez@worldnet.fr>
531
532 * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
533 (m68hc11cpu_delete): Delete handler to detach the address space.
534
6e73e7ed
SC		 5352000-11-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
536
537 * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
538 * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
539 instead of free and malloc.
540
5f186447
SC		 5412000-09-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
542
543 * Makefile.in: Was missing from initial patch.
544
9830501b
SC		 5452000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
546
547 * interp.c (sim_store_register): Remove soft register hack.
548 (sim_fetch_register): Likewise.
549 (sim_create_inferior): Likewise.
550 * sim-main.h: Likewise.
551
a8afa79a
SC		 5522000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
553
554 * interrupts.c (interrupts_update_pending): Clear the mask of
555 pending interrupts here.
556 (interrupts_get_current): Don't clear the mask of pending interrupts.
557
2990a9f4
SC		 5582000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
559
560 * sim-main.h: Define cycle_to_string.
561 * dv-m68hc11tim.c (cycle_to_string): New function to translate
562 the cpu cycle into some formatted time string.
563 (m68hc11tim_print_timer): Use it.
564 * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
565 * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
566 * interrupts.c (interrupts_info): Likewise.
567 * m68hc11_sim.c (cpu_info): Likewise.
568
401493c8
SC		 5692000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr>
570
571 * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
572 interrupt and compare events accurately. Take into account the
573 pending ticks not processed by the simulator yet (introduced a shift).
574 (m68hc11_port_event): Reset the timer interrupt delays.
575 (m68hc11tim_io_read_buffer): Be able to read several bytes.
576 (m68hc11tim_io_write_buffer): Likewise for write.
577 (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
578
4d72d17a
SC		 5792000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr>
580
581 * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
582 (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
583 (m68hc11spi_info): Clarify the status report
584 of the SPI when a byte is being sent.
585 (m68hc11spi_clock): Fix the spi send frame.
586
63348d04
SC		 5872000-08-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
588
589 * sim-main.h (m68hc11_map_level): Define level of address mappings.
590 * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
591 whether the eeprom is currently mapped or not.
592 (m68hc11eepr_port_event): Use the flag to see if we must unmap
593 or map the eeprom. Update the flag to reflect the current state.
594 Use M6811_EEPROM_LEVEL when mapping the eeprom.
595 (m68hc11eepr_finish): Remove overlap hack.
596 (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
597 config and control registers.
598 * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
599 (attach_m68hc11_regs): Use M6811_IO_LEVEL.
600 (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
601 * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
602 (attach_m68hc11spi_regs): Likewise.
603 * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
604 (attach_m68hc11tim_regs): Likewise.
605 * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
606 (attach_m68hc11sio_regs): Likewise.
607 * interp.c (sim_open): Likewise.
608 * dv-nvram.c (attach_nvram_regs): Likewise.
609
5d031c16
AC		 610Thu Jul 27 21:27:25 2000 Andrew Cagney <cagney@b1.cygnus.com>
611
612 * configure, config.in: Regenerate.
613
e0709f50
AC		 6142000-06-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>
615
616 * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
617 * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
618 (dv_m6811_detach_address_callback): New function to detach a
619 device from an address space.
620 * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
621 config register according to --cpu-config option.
622 * sim-main.h (_sim_cpu): Add cpu_config member.
623 * interp.c (sim_open): Delete specific simulator options.
624 * m68hc11_sim.c (cpu_option_handler): New options
625 --emulos and -cpu-config <val> to configure the simulator.
626 (cpu_initialize): Initialize cpu_config member.
627
6282000-06-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
629
630 * emulos.c: Fix indentation and comments.
631 * gencode.c: Likewise.
632 * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
633 (m68hc11tim_io_write_buffer): Write compare registers and
634 setup compare event.
635 * interp.c: Remove unused global variables.
636 * interrupts.c (idefs): New compare interrupts.
637 Fix indentation and comments.
638 * interrupts.h: Likewise.
639
6402000-06-18 Stephane Carrez <Stephane.Carrez@worldnet.fr>
641
642 * dv-m68hc11sio.c: Fix indentation and comments.
643 Remove INT_PORT.
644 * dv-m68hc11.c: Fix indentation and comments.
645 (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
646 * m68hc11_sim.c (cpu_reset): To here.
647 * dv-m68hc11eepr.c: Fix indentation and comments.
648
6492000-06-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
650
651 * dv-nvram.c: New file, rename from dv-pram.c.
652 * dv-pram.c: Delete file.
653 * sim-main.h: Incorporate m68hc11_sim.h.
654 * m68hc11_sim.h: Delete file.
655 * configure.in: Rename pram into nvram.
656 * interp.c (sim_open): Likewise in creation of device tree.
657
6582000-05-31 Stephane Carrez <Stephane.Carrez@worldnet.fr>
659
660 * interp.c (sim_open): Create the SPI device.
661 * dv-m68hc11spi.c: New file for SPI device simulation.
662 * configure.in (hw_extra_devices): Add SPI device.
663
6642000-05-28 Stephane Carrez <Stephane.Carrez@worldnet.fr>
665
666 * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
667 (interrupts_process): Separate IRQ and XIRQ accounting.
668 (interrupts_info): Report XIRQ accounting.
669 * interrupts.h (struct interrupts): Added accounting for XIRQ.
670
6712000-04-16 Stephane Carrez <stcarrez@worldnet.fr>
672
673 * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
674 * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
675 * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
676 configuration from the 'mode' device tree property.
677 (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
678 configuration.
679
6802000-02-24 Stephane Carrez <stcarrez@worldnet.fr>
681
682 * sim-main.h: Remove WITH_TARGET_* defines.
683 * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
684
6852000-02-08 Stephane Carrez <stcarrez@worldnet.fr>
686
687 * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
688 1200 baud when cpu is in bootstrap mode.
689
690 * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
691 write in the TCTN timer register.
692
693 * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
694 by 4 to obtain the E clock frequency.
695 (sccr2_desc): Use M6811_TIE for TIE bit.
696 (m68hc11sio_info): Fix baud rate report.
697
698 * dv-m68hc11tim.c (to_realtime): Likewise.
699
700 * interp.c (sim_open): When building device tree, only provide
701 devices that do not exist yet.
702
703 * emulos.c: Fix compilation pb under Windows.
704
705 * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
706 from the 'clock' property.
707
7082000-01-02 Stephane Carrez <stcarrez@worldnet.fr>
709
710 * m68hc11_sim.h (*_REGNUM): Define.
711 (_sim_cpu): New member cpu_page0_reg table.
712 * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
713 addresses of soft registers in .page0.
714 (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
715 to get/set soft registers.
716
7171999-12-31 Stephane Carrez <stcarrez@worldnet.fr>
718
719 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
720 returning random values.
721
7221999-12-17 Stephane Carrez <stcarrez@worldnet.fr>
723
724 * gencode.c: Fix "subb N,x" that used a instead of b.
725
7261999-09-09 Stephane Carrez <stcarrez@worldnet.fr>
727
728 * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
729
7301999-09-01 Stephane Carrez <stcarrez@worldnet.fr>
731
732 * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
733
7341999-08-14 Stephane Carrez <stcarrez@worldnet.fr>
735
736 * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
737 register region in the m68hc11cpu struct.
738 (m68hc11cpu_io_write): When the IO mapping addres changes,
739 detach the register region and re-attach it at the new address.
740 (m68hc11cpu_io_read_buffer): Renamed base_address into
741 attach_address.
742 (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
743 to m68hc11cpu_io_write.
744
7451999-08-13 Stephane Carrez <stcarrez@worldnet.fr>
746
747 * gencode.c: For sbc8, check the carry and increment the source
748 before trying to set the carry for the result.
749
7501999-05-24 John S. Kallal <kallal@voicenet.com>
751
752 * interp.c (sim_get_info): Don't crash if the command line is 0.
753 Define prototype for sim_get_info() and init_system().
754 (sim_info): Correct call to sim_get_info().
755
7561999-05-16 Stephane Carrez <stcarrez@worldnet.fr>
757
758 * configure.in: Recognize m6811-*-*.
759 * configure: Regenerate.
760 * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
761 cpu_ccr_update_sub8, cpu_ccr_update_sub16):
762 Correct the computation of carry of 8 and 16-bits add and subtract.
763 * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
764 overflow set in a different manner than add).
765
7661999-05-14 Stephane Carrez <stcarrez@worldnet.fr>
767
768 * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
769 trace message.
770 * interp.c (sim_open, sim_create_inferior): Initialize the
771 cpu_elf_start from the ELF header.
772 * m68hc11_sim.c (cpu_initialize): Clear the new data members.
773 (cpu_restart): Use cpu_elf_start as the starting address when
774 the flag is set.
775 (cpu_special): When cpu_use_elf_start is set, the WAI instruction
776 exits the simulator (exit status is in D).
777 * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
778 cpu_elf_star to start execution at address specified in ELF file.
779
7801999-05-02 Stephane Carrez <stcarrez@worldnet.fr>
781
782 * Makefile.in, config.in, configure, configure.in: New files.
783 * gencode.c: New file, generation of 68HC11 interpreter.
784 * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
785 for interpreter.
786 * interrupts.c, interrupts.h: New files, management of interrupts.
787 * interp.c, sim-main.h,
788 * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
789 dv-m68hc11tim.c, dv-pram.c: New files representing devices for
790 68HC11 (dv-pram.c is generic and could probably migrate to common).
791 * emulos.c: New file, basic emulation of some os.
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