1 2015-12-30 Mike Frysinger <vapier@gentoo.org>
3 * configure.ac: Change LITTLE_ENDIAN to BIG_ENDIAN.
4 * configure: Regenerate.
6 2015-12-30 Mike Frysinger <vapier@gentoo.org>
8 * imterp.c (sim_open): Delete current_alignment and
9 current_target_byte_order assignments.
10 * configure.ac: Call SIM_AC_OPTION_ENDIAN.
11 * configure: Regenerate.
13 2015-12-30 Mike Frysinger <vapier@gentoo.org>
15 * wrapper.c (m68hc11_reg_store, m68hc11_reg_fetch): Define.
16 (sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
17 (sim_store_register): Rename to ...
18 (m68hc11_reg_store): ... this. Delete local cpu var.
19 (sim_fetch_register): Rename to ...
20 (m68hc11_reg_fetch): ... this. Delete local cpu var.
22 2015-12-27 Mike Frysinger <vapier@gentoo.org>
24 * Makefile.in (SIM_OBJS): Delete sim-hload.o.
26 2015-12-26 Mike Frysinger <vapier@gentoo.org>
28 * config.in, configure: Regenerate.
30 2015-12-24 Mike Frysinger <vapier@gentoo.org>
32 * sim-main.h (SIM_HANDLES_LMA): Delete.
34 2015-12-24 Mike Frysinger <vapier@gentoo.org>
36 * sim-main.h (WITH_WATCHPOINTS): Delete.
38 2015-11-17 Mike Frysinger <vapier@gentoo.org>
40 * sim-main.h (WITH_MODULO_MEMORY): Delete.
42 2015-11-15 Mike Frysinger <vapier@gentoo.org>
44 * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
46 2015-11-14 Mike Frysinger <vapier@gentoo.org>
48 * Makefile.in (SIM_OBJS): Delete sim-load.o.
50 2015-11-14 Mike Frysinger <vapier@gentoo.org>
52 * interp.c (sim_close): Delete.
54 2015-06-23 Mike Frysinger <vapier@gentoo.org>
56 * configure: Regenerate.
58 2015-06-12 Mike Frysinger <vapier@gentoo.org>
60 * configure: Regenerate.
62 2015-06-12 Mike Frysinger <vapier@gentoo.org>
64 * configure: Regenerate.
66 2015-06-11 Mike Frysinger <vapier@gentoo.org>
68 * interp.c (interrupt_names): Delete.
70 2015-06-11 Mike Frysinger <vapier@gentoo.org>
72 * Makefile.in (SIM_OBJS): Add sim-resume.o
73 * interp.c (has_stepped, sim_resume): Delete.
75 2015-06-11 Mike Frysinger <vapier@gentoo.org>
77 * interp.c (INLINE): Delete define.
79 2015-04-29 Nick Clifton <nickc@redhat.com>
82 * gencode.c (gen_fetch_operands): Remove unreachable code.
84 2015-04-18 Mike Frysinger <vapier@gentoo.org>
86 * sim-main.h (SIM_CPU): Delete.
88 2015-04-18 Mike Frysinger <vapier@gentoo.org>
90 * sim-main.h (sim_cia): Delete.
92 2015-04-17 Mike Frysinger <vapier@gentoo.org>
94 * sim-main.h (CIA_GET, CIA_SET): Delete.
96 2015-04-15 Mike Frysinger <vapier@gentoo.org>
98 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
99 * sim-main.h (STATE_CPU): Delete.
101 2015-04-13 Mike Frysinger <vapier@gentoo.org>
103 * configure: Regenerate.
105 2015-04-13 Mike Frysinger <vapier@gentoo.org>
107 * Makefile.in (SIM_OBJS): Add sim-cpu.o.
108 * interp.c (m68hc11_pc_get, m68hc11_pc_set): New functions.
109 (sim_open): Declare new local var i. Call sim_cpu_alloc_all.
110 Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
111 (sim_pc_get): Delete.
112 * sim-main.h (SIM_CPU): Define.
114 (struct sim_state): Change cpu to an array of pointers.
116 2015-04-06 Mike Frysinger <vapier@gentoo.org>
118 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
120 2015-03-31 Mike Frysinger <vapier@gentoo.org>
122 * m68hc11_sim.c (cpu_get_indexed_operand_addr,
123 cpu_get_indexed_operand8, cpu_get_indexed_operand16): Rename restrict
124 variable to restricted.
125 * sim-main.h (cpu_get_indexed_operand_addr): Likewise.
127 2015-03-24 Mike Frysinger <vapier@gentoo.org>
129 * interp.c (sim_pc_get): New function.
131 2015-03-24 Mike Frysinger <vapier@gentoo.org>
133 * compile.c (sim_set_profile, sim_set_profile_size, sim_set_callbacks,
134 sim_size, sim_trace): Delete.
135 * sim-main.h (sim_set_profile, sim_set_profile_size): Delete.
137 2015-03-24 Mike Frysinger <vapier@gentoo.org>
139 * configure: Regenerate.
141 2015-03-23 Mike Frysinger <vapier@gentoo.org>
143 * configure: Regenerate.
145 2015-03-23 Mike Frysinger <vapier@gentoo.org>
147 * configure: Regenerate.
148 * configure.ac (m68hc11_extra_objs): Delete.
149 * Makefile.in (SIM_OBJS): Delete SIM_EXTRA_OBJS.
150 (SIM_EXTRA_OBJS): Delete.
152 2015-03-16 Mike Frysinger <vapier@gentoo.org>
154 * config.in, configure: Regenerate.
156 2015-03-14 Mike Frysinger <vapier@gentoo.org>
158 * Makefile.in (SIM_RUN_OBJS): Delete.
160 2015-03-14 Mike Frysinger <vapier@gentoo.org>
162 * configure.ac (AC_CHECK_HEADERS): Delete.
163 * aclocal.m4, configure: Regenerate.
165 2014-08-19 Alan Modra <amodra@gmail.com>
167 * configure: Regenerate.
169 2014-08-15 Roland McGrath <mcgrathr@google.com>
171 * configure: Regenerate.
172 * config.in: Regenerate.
174 2014-03-04 Mike Frysinger <vapier@gentoo.org>
176 * configure: Regenerate.
178 2013-09-23 Alan Modra <amodra@gmail.com>
180 * configure: Regenerate.
182 2013-06-03 Mike Frysinger <vapier@gentoo.org>
184 * aclocal.m4, configure: Regenerate.
186 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
188 * configure: Rebuild.
190 2013-03-26 Mike Frysinger <vapier@gentoo.org>
192 * configure: Regenerate.
194 2013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
196 * configure.ac: Use $SIM_DV_SOCKSER_O.
197 * configure: Regenerated.
199 2012-06-15 Joel Brobecker <brobecker@adacore.com>
201 * config.in, configure: Regenerate.
203 2012-03-24 Mike Frysinger <vapier@gentoo.org>
205 * aclocal.m4, config.in, configure: Regenerate.
207 2011-12-03 Mike Frysinger <vapier@gentoo.org>
209 * aclocal.m4: New file.
210 * configure: Regenerate.
212 2011-10-19 Mike Frysinger <vapier@gentoo.org>
214 * configure: Regenerate after common/acinclude.m4 update.
216 2011-10-17 Mike Frysinger <vapier@gentoo.org>
218 * configure.ac: Change include to common/acinclude.m4.
220 2011-10-17 Mike Frysinger <vapier@gentoo.org>
222 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
223 call. Replace common.m4 include with SIM_AC_COMMON.
224 * configure: Regenerate.
226 2011-07-05 Mike Frysinger <vapier@gentoo.org>
228 * interp.c (sim_do_command): Delete.
230 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
232 * configure: Regenerate.
234 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
236 * config.in: Regenerate.
237 * configure: Likewise.
239 * configure: Regenerate.
241 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
243 * configure: Regenerate to track ../common/common.m4 changes.
246 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
247 Daniel Jacobowitz <dan@codesourcery.com>
248 Joseph Myers <joseph@codesourcery.com>
250 * configure: Regenerate.
252 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
254 * config.in: Regenerate.
256 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
258 * configure: Regenerated.
260 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
262 * configure: Regenerated.
264 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
266 * configure: Regenerated.
268 2006-03-29 Hans-Peter Nilsson <hp@axis.com>
270 * configure: Regenerate.
272 2005-03-23 Mark Kettenis <kettenis@gnu.org>
274 * configure: Regenerate.
276 2005-01-14 Andrew Cagney <cagney@gnu.org>
278 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
279 explicit call to AC_CONFIG_HEADER.
280 * configure: Regenerate.
282 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
284 * configure: Regenerated to track ../common/aclocal.m4 changes.
286 2005-01-07 Andrew Cagney <cagney@gnu.org>
288 * configure.ac: Rename configure.in, require autoconf 2.59.
289 * configure: Re-generate.
291 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
293 * configure: Regenerate for ../common/aclocal.m4 update.
295 2004-06-15 Alan Modra <amodra@bigpond.net.au>
297 * interp.c (sim_prepare_for_program): Use bfd_get_section_size
298 instead of bfd_get_section_size_before_reloc.
300 2003-08-08 Stephane Carrez <stcarrez@nerim.fr>
302 * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
303 control the translation.
304 (m68hc11tim_print_timer): Update cycle_to_string conversion.
305 (m68hc11tim_timer_event): Fix handling of output
306 compare register with its interrupts.
307 (m68hc11tim_io_write_buffer): Check output compare
308 after setting M6811_TMSK1.
309 (m68hc11tim_io_read_buffer): Fix compilation warning.
310 * dv-m68hc11.c (m68hc11_option_handler): Likewise.
311 * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
312 * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
313 * interrupts.c (interrupts_info): Likewise.
314 (interrupts_reset): Recognize bootstrap mode.
315 * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
316 (_sim_cpu): Add cpu_start_mode.
317 (cycle_to_string): Add flags member.
318 * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
319 (cpu_options): Declare new option bootstrap.
320 (cpu_option_handler): Handle it.
321 (cpu_info): Update call to cycle_to_string.
323 2003-08-08 Stephane Carrez <stcarrez@nerim.fr>
325 * sim-main.h (phys_to_virt): Use memory bank parameters to translate
326 the physical address in virtual address.
327 (struct _sim_cpu): Add memory bank members.
328 * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
329 * interp.c (sim_hw_configure): Create memory bank according to memory
331 (sim_get_bank_parameters): New function to obtain memory bank config
332 from the symbol table.
333 (sim_prepare_for_program): Call it to obtain the memory bank parameters.
334 (sim_open): Call sim_prepare_for_program.
335 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
336 to check if address is within bank window.
337 (m68hc11cpu_io_read_buffer): Likewise.
338 (attach_m68hc11_regs): Map the memory bank according to memory bank
341 2003-08-08 Stephane Carrez <stcarrez@nerim.fr>,
343 * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
345 2003-08-08 Stephane Carrez <stcarrez@nerim.fr>,
346 Gary Piercey <gpiercey@northstar-technical.com>
348 * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
349 * sim-main.h (print_io_word): Declare.
350 * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
351 (tflg1_desc): Likewise for TFLG1.
352 (m68hc11tim_info): Print input and output compare registers
354 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
356 * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
357 to 32 to support memory bank switching; temporarily use 32-bit for
358 WORD_BITSIZE to avoid a bug in sim-common.
360 2003-03-01 Stephane Carrez <stcarrez@nerim.fr>
362 * interp.c (sim_fetch_register): Only store a single byte for
365 2003-02-27 Andrew Cagney <cagney@redhat.com>
367 * interp.c (sim_prepare_for_program, sim_open)
368 (sim_create_inferior): Rename _bfd to bfd.
370 2002-08-13 Stephane Carrez <stcarrez@nerim.fr>
372 * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
374 2002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
376 * interp.c (sim_prepare_for_program): Look up the image for the
377 reset vector and set cpu_use_elf_start to 1 if not found.
378 (sim_open): Do not set cpu_use_elf_start.
380 2002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
382 * interp.c (sim_hw_configure): Return 1 for success.
383 (sim_prepare_for_program): Use the sim_hw_configure exit code to
386 2002-08-13 Stephane Carrez <stcarrez@nerim.fr>
388 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
389 bank window to some virtual address to read from extended memory.
390 (m68hc11cpu_io_write_buffer): Likewise for writing.
391 (attach_m68hc11_regs): When use_bank property is defined, attach
392 to the 68HC12 16K memory bank window.
393 * interp.c (sim_hw_configure): Create memory region for banked
396 2002-08-13 Stephane Carrez <Stephane.Carrez@nerim.fr>
398 * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
399 * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
400 (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
402 2002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
404 * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
405 when IO mapping changed, not when internal RAM mapping is changed.
407 2002-08-13 Stephane Carrez <stcarrez@nerim.fr>
409 * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
410 * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
411 (m6811_regs): Add page register.
412 (cpu_set_page, cpu_get_page): New macros.
413 (phys_to_virt): New function.
414 (cpu_get_indexed_operand_addr, cpu_return): Declare.
415 * gencode.c: Identify indirect addressing mode for call and fix daa.
416 (gen_function_entry): New param to tell if src8/dst8 locals are
418 (gen_interpreter): Use it to avoid generation of unused variables.
419 * interp.c (sim_fetch_register): Allow to read page register; page
420 register, A, B and CCR are only 1 byte wide.
421 (sim_store_register): Likewise for writing.
423 2002-06-16 Andrew Cagney <ac131313@redhat.com>
425 * configure: Regenerated to track ../common/aclocal.m4 changes.
427 2002-06-09 Andrew Cagney <cagney@redhat.com>
429 * Makefile.in (INCLUDE): Update path to callback.h.
430 * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
432 2002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
434 * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
435 (cpu_move16): Likewise.
436 (sim_memory_error): Use sim_io_printf.
437 (cpu_option_handler): Fix compilation warning.
438 * interp.c (sim_hw_configure): Fix compilation warning;
439 remove m68hc12sio@2 device.
440 (sim_open): Likewise.
441 * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
443 (cycle_to_string): Improve convertion of cpu cycle number.
444 (m68hc11tim_info): Print info about PACNT.
445 (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
446 TCTL1 and TCTL2 registers.
447 * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
449 2002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
451 * interp.c (sim_hw_configure): Save the HW cpu pointer in the
453 (sim_hw_configure): Connect the capture input/output events.
454 * sim-main.h (_sim_cpu): New member hw_cpu.
455 (m68hc11cpu_set_oscillator): Declare.
456 (m68hc11cpu_clear_oscillator): Declare.
457 (m68hc11cpu_set_port): Declare.
458 * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
459 (m68hc11cpu_ports): New input ports and output ports to reflect
461 (m68hc11_delete): Cleanup any running oscillator.
462 (attach_m68hc11_regs): Create the input oscillators.
463 (make_oscillator): New function.
464 (find_oscillator): New function.
465 (oscillator_handler): New function.
466 (reset_oscillators): New function.
467 (m68hc11cpu_port_event): Handle the new input ports.
468 (m68hc11cpu_set_oscillator): New function.
469 (m68hc11cpu_clear_oscillator): New function.
470 (get_frequency): New function.
471 (m68hc11_option_handler): New function.
472 (m68hc11cpu_set_port): New function.
473 (m68hc11cpu_io_write): Post the port output events.
474 * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
475 the output port value.
476 * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
477 by latching the TCNT value in the register.
479 2002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
481 * sim-main.h (cpu_frame, cpu_frame_list): Remove.
482 (cpu_frame_reg, cpu_print_frame): Remove.
483 (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
484 (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
485 (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
486 (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
487 * m68hc11_sim.c (cpu_find_frame): Remove.
488 (cpu_create_frame_list): Remove.
489 (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
490 (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
491 (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
492 (cpu_update_frame): Likewise.
493 (cpu_return): Likewise.
494 (cpu_reset): Likewise.
495 (cpu_initialize): Likewise.
496 * interp.c (sim_do_command): Remove call to cpu_print_frame.
498 2002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
500 * interrupts.c (interrupts_reset): New function, setup interrupt
501 vector address according to cpu mode.
502 (interrupts_initialize): Move reset portion to the above.
503 (interrupt_names): New table to give a name to interrupts.
504 (idefs): Handle pulse accumulator interrupts.
505 (interrupts_info): Print the interrupt history.
506 (interrupt_option_handler): New function.
507 (interrupt_options): New table of options.
508 (interrupts_update_pending): Keep track of when interrupts are
509 raised and implement breakpoint-on-raise-interrupt.
510 (interrupts_process): Keep track of when interrupts are taken
511 and implement breakpoint-on-interrupt.
512 * interrupts.h (struct interrupt_history): Define.
513 (struct interrupt): Keep track of the interrupt history.
514 (interrupts_reset): Declare.
515 (interrupts_initialize): Update prototype.
516 * m68hc11_sim.c (cpu_reset): Reset interrupts.
517 (cpu_initialize): Cleanup.
519 2001-07-28 Stephane Carrez <Stephane.Carrez@worldnet.fr>
521 * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
523 (m68hc11eepr_port_event): Fix detach/attach logic.
525 2001-07-22 Stephane Carrez <Stephane.Carrez@worldnet.fr>
527 * Makefile.in (SIM_OBJS): Remove sim-resume.o
528 * interp.c (sim_resume): New function from sim-resume.c, install
529 the stepping event after having processed the pending ticks.
530 (has_stepped): Likewise.
531 (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
533 2001-07-10 Andrew Cagney <ac131313@redhat.com>
535 * Makefile.in (gencode): Provide explicit path to gencode.c.
537 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
539 * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
540 (m68hc12int.c): Generate using gencode -m6812.
541 (m68hc11int.c): Likewise with -m6811.
543 * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
544 (m6811_page1_opcodes): Remove duplicate entries.
545 (m6811_page2_opcodes): Likewise.
546 (m6811_page3_opcodes): Likewise.
547 (m6811_page4_opcodes): Likewise.
548 (m6812_page1_opcodes): New table for 68HC12 instructions.
549 (m6812_page2_opcodes): Likewise.
550 (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
551 (gen_save_result): Likewise.
552 (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
553 (cmp_opcode): New function for opcode comparision.
554 (prepare_table): Sort the opcodes.
555 (gen_interpreter): Prepare all the tables and generate either
556 a 68HC11 or a 68HC12 simulator.
557 (main): New options -m6811 and -m6812.
559 * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
560 (cpu_special): Simulation of some 68HC12 instructions.
561 (cpu_exg): New function.
562 (cpu_dbcc): Likewise.
563 (cpu_fetch_relbranch16): Likewise.
564 (cpu_push_all): Push according to 68HC11 or 68HC12.
565 (cpu_move16): Likewise.
566 (cpu_move8): Likewise.
567 (cpu_get_indexed_operand16): Likewise.
568 (cpu_get_indexed_operand8): Likewise.
569 (cpu_get_indexed_operand_addr): Likewise.
570 (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
571 (cpu_reset): Setup INIT register according to architecture.
573 * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
574 (_sim_cpu): Keep track of the cpu being simulated.
575 (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
576 (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
577 (cpu_m68hc11_pop_uint8): Likewise.
578 (cpu_m68hc12_push_uintxx): New functions for 68HC12.
579 (cpu_m68hc12_pop_uintxx): Likewise.
580 (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
581 (cpu_fetch_relbranch16): Likewise.
582 (cpu_interp_m6811): Rename of cpu_interp.
583 (cpu_interp_m6812): New function.
584 * interp.c (free_state): New function.
585 (dev_list_68hc12): New table.
586 (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
587 (sim_hw_configure): New function.
588 (sim_prepare_for_program): New function.
589 (sim_open): Use above new functions.
590 (sim_close): Call free_state().
591 (sim_info): Print info according to cpu.
592 (sim_create_inferior): Use sim_prepare_for_program.
593 (sim_do_command): Configure the hardware after a change of the
596 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
598 * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
600 * interrupts.c (interrupts_process): Keep track of the last number
601 of masked insn cycles.
602 (interrupts_initialize): Clear last number of masked insn cycles.
603 (interrupts_info): Report them.
604 (interrupts_update_pending): Compute clear and set masks of
605 interrupts and clear the interrupt bits before setting them
606 (due to SCI interrupt sharing).
607 * interrupts.h (struct interrupts): New members last_mask_cycles
608 and xirq_last_mask_cycles.
610 2000-11-26 Stephane Carrez <Stephane.Carrez@worldnet.fr>
612 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
613 instead of a hard-coded value.
614 (m68hc11cpu_io_write_buffer): Likewise.
615 (dv_m68hc11_descriptor): Define a 68hc12 device.
616 * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
617 * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
618 * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
619 * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
621 2000-11-22 Stephane Carrez <Stephane.Carrez@worldnet.fr>
623 * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
624 (m68hc11cpu_delete): Delete handler to detach the address space.
626 2000-11-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
628 * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
629 * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
630 instead of free and malloc.
632 2000-09-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
634 * Makefile.in: Was missing from initial patch.
636 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
638 * interp.c (sim_store_register): Remove soft register hack.
639 (sim_fetch_register): Likewise.
640 (sim_create_inferior): Likewise.
641 * sim-main.h: Likewise.
643 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
645 * interrupts.c (interrupts_update_pending): Clear the mask of
646 pending interrupts here.
647 (interrupts_get_current): Don't clear the mask of pending interrupts.
649 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
651 * sim-main.h: Define cycle_to_string.
652 * dv-m68hc11tim.c (cycle_to_string): New function to translate
653 the cpu cycle into some formatted time string.
654 (m68hc11tim_print_timer): Use it.
655 * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
656 * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
657 * interrupts.c (interrupts_info): Likewise.
658 * m68hc11_sim.c (cpu_info): Likewise.
660 2000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr>
662 * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
663 interrupt and compare events accurately. Take into account the
664 pending ticks not processed by the simulator yet (introduced a shift).
665 (m68hc11_port_event): Reset the timer interrupt delays.
666 (m68hc11tim_io_read_buffer): Be able to read several bytes.
667 (m68hc11tim_io_write_buffer): Likewise for write.
668 (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
670 2000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr>
672 * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
673 (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
674 (m68hc11spi_info): Clarify the status report
675 of the SPI when a byte is being sent.
676 (m68hc11spi_clock): Fix the spi send frame.
678 2000-08-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
680 * sim-main.h (m68hc11_map_level): Define level of address mappings.
681 * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
682 whether the eeprom is currently mapped or not.
683 (m68hc11eepr_port_event): Use the flag to see if we must unmap
684 or map the eeprom. Update the flag to reflect the current state.
685 Use M6811_EEPROM_LEVEL when mapping the eeprom.
686 (m68hc11eepr_finish): Remove overlap hack.
687 (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
688 config and control registers.
689 * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
690 (attach_m68hc11_regs): Use M6811_IO_LEVEL.
691 (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
692 * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
693 (attach_m68hc11spi_regs): Likewise.
694 * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
695 (attach_m68hc11tim_regs): Likewise.
696 * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
697 (attach_m68hc11sio_regs): Likewise.
698 * interp.c (sim_open): Likewise.
699 * dv-nvram.c (attach_nvram_regs): Likewise.
701 Thu Jul 27 21:27:25 2000 Andrew Cagney <cagney@b1.cygnus.com>
703 * configure, config.in: Regenerate.
705 2000-06-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>
707 * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
708 * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
709 (dv_m6811_detach_address_callback): New function to detach a
710 device from an address space.
711 * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
712 config register according to --cpu-config option.
713 * sim-main.h (_sim_cpu): Add cpu_config member.
714 * interp.c (sim_open): Delete specific simulator options.
715 * m68hc11_sim.c (cpu_option_handler): New options
716 --emulos and -cpu-config <val> to configure the simulator.
717 (cpu_initialize): Initialize cpu_config member.
719 2000-06-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
721 * emulos.c: Fix indentation and comments.
722 * gencode.c: Likewise.
723 * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
724 (m68hc11tim_io_write_buffer): Write compare registers and
726 * interp.c: Remove unused global variables.
727 * interrupts.c (idefs): New compare interrupts.
728 Fix indentation and comments.
729 * interrupts.h: Likewise.
731 2000-06-18 Stephane Carrez <Stephane.Carrez@worldnet.fr>
733 * dv-m68hc11sio.c: Fix indentation and comments.
735 * dv-m68hc11.c: Fix indentation and comments.
736 (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
737 * m68hc11_sim.c (cpu_reset): To here.
738 * dv-m68hc11eepr.c: Fix indentation and comments.
740 2000-06-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
742 * dv-nvram.c: New file, rename from dv-pram.c.
743 * dv-pram.c: Delete file.
744 * sim-main.h: Incorporate m68hc11_sim.h.
745 * m68hc11_sim.h: Delete file.
746 * configure.in: Rename pram into nvram.
747 * interp.c (sim_open): Likewise in creation of device tree.
749 2000-05-31 Stephane Carrez <Stephane.Carrez@worldnet.fr>
751 * interp.c (sim_open): Create the SPI device.
752 * dv-m68hc11spi.c: New file for SPI device simulation.
753 * configure.in (hw_extra_devices): Add SPI device.
755 2000-05-28 Stephane Carrez <Stephane.Carrez@worldnet.fr>
757 * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
758 (interrupts_process): Separate IRQ and XIRQ accounting.
759 (interrupts_info): Report XIRQ accounting.
760 * interrupts.h (struct interrupts): Added accounting for XIRQ.
762 2000-04-16 Stephane Carrez <stcarrez@worldnet.fr>
764 * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
765 * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
766 * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
767 configuration from the 'mode' device tree property.
768 (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
771 2000-02-24 Stephane Carrez <stcarrez@worldnet.fr>
773 * sim-main.h: Remove WITH_TARGET_* defines.
774 * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
776 2000-02-08 Stephane Carrez <stcarrez@worldnet.fr>
778 * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
779 1200 baud when cpu is in bootstrap mode.
781 * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
782 write in the TCTN timer register.
784 * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
785 by 4 to obtain the E clock frequency.
786 (sccr2_desc): Use M6811_TIE for TIE bit.
787 (m68hc11sio_info): Fix baud rate report.
789 * dv-m68hc11tim.c (to_realtime): Likewise.
791 * interp.c (sim_open): When building device tree, only provide
792 devices that do not exist yet.
794 * emulos.c: Fix compilation pb under Windows.
796 * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
797 from the 'clock' property.
799 2000-01-02 Stephane Carrez <stcarrez@worldnet.fr>
801 * m68hc11_sim.h (*_REGNUM): Define.
802 (_sim_cpu): New member cpu_page0_reg table.
803 * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
804 addresses of soft registers in .page0.
805 (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
806 to get/set soft registers.
808 1999-12-31 Stephane Carrez <stcarrez@worldnet.fr>
810 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
811 returning random values.
813 1999-12-17 Stephane Carrez <stcarrez@worldnet.fr>
815 * gencode.c: Fix "subb N,x" that used a instead of b.
817 1999-09-09 Stephane Carrez <stcarrez@worldnet.fr>
819 * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
821 1999-09-01 Stephane Carrez <stcarrez@worldnet.fr>
823 * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
825 1999-08-14 Stephane Carrez <stcarrez@worldnet.fr>
827 * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
828 register region in the m68hc11cpu struct.
829 (m68hc11cpu_io_write): When the IO mapping addres changes,
830 detach the register region and re-attach it at the new address.
831 (m68hc11cpu_io_read_buffer): Renamed base_address into
833 (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
834 to m68hc11cpu_io_write.
836 1999-08-13 Stephane Carrez <stcarrez@worldnet.fr>
838 * gencode.c: For sbc8, check the carry and increment the source
839 before trying to set the carry for the result.
841 1999-05-24 John S. Kallal <kallal@voicenet.com>
843 * interp.c (sim_get_info): Don't crash if the command line is 0.
844 Define prototype for sim_get_info() and init_system().
845 (sim_info): Correct call to sim_get_info().
847 1999-05-16 Stephane Carrez <stcarrez@worldnet.fr>
849 * configure.in: Recognize m6811-*-*.
850 * configure: Regenerate.
851 * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
852 cpu_ccr_update_sub8, cpu_ccr_update_sub16):
853 Correct the computation of carry of 8 and 16-bits add and subtract.
854 * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
855 overflow set in a different manner than add).
857 1999-05-14 Stephane Carrez <stcarrez@worldnet.fr>
859 * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
861 * interp.c (sim_open, sim_create_inferior): Initialize the
862 cpu_elf_start from the ELF header.
863 * m68hc11_sim.c (cpu_initialize): Clear the new data members.
864 (cpu_restart): Use cpu_elf_start as the starting address when
866 (cpu_special): When cpu_use_elf_start is set, the WAI instruction
867 exits the simulator (exit status is in D).
868 * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
869 cpu_elf_star to start execution at address specified in ELF file.
871 1999-05-02 Stephane Carrez <stcarrez@worldnet.fr>
873 * Makefile.in, config.in, configure, configure.in: New files.
874 * gencode.c: New file, generation of 68HC11 interpreter.
875 * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
877 * interrupts.c, interrupts.h: New files, management of interrupts.
878 * interp.c, sim-main.h,
879 * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
880 dv-m68hc11tim.c, dv-pram.c: New files representing devices for
881 68HC11 (dv-pram.c is generic and could probably migrate to common).
882 * emulos.c: New file, basic emulation of some os.