sim/m68hc11/ChangeLog

   1 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
   2
   3         * configure: Regenerate to track ../common/common.m4 changes.
   4         * config.in: Ditto.
   5
   6 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
   7             Daniel Jacobowitz  <dan@codesourcery.com>
   8             Joseph Myers  <joseph@codesourcery.com>
   9
  10         * configure: Regenerate.
  11
  12 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
  13
  14         * config.in: Regenerate.
  15
  16 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
  17
  18         * configure: Regenerated.
  19
  20 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
  21
  22         * configure: Regenerated.
  23
  24 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
  25
  26         * configure: Regenerated.
  27
  28 2006-03-29  Hans-Peter Nilsson  <hp@axis.com>
  29
  30         * configure: Regenerate.
  31
  32 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
  33
  34         * configure: Regenerate.
  35
  36 2005-01-14  Andrew Cagney  <cagney@gnu.org>
  37
  38         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
  39         explicit call to AC_CONFIG_HEADER.
  40         * configure: Regenerate.
  41
  42 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
  43
  44         * configure: Regenerated to track ../common/aclocal.m4 changes.
  45
  46 2005-01-07  Andrew Cagney  <cagney@gnu.org>
  47
  48         * configure.ac: Rename configure.in, require autoconf 2.59.
  49         * configure: Re-generate.
  50
  51 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
  52
  53         * configure: Regenerate for ../common/aclocal.m4 update.
  54
  55 2004-06-15  Alan Modra  <amodra@bigpond.net.au>
  56
  57         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
  58         instead of bfd_get_section_size_before_reloc.
  59
  60 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
  61
  62         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
  63         control the translation.
  64         (m68hc11tim_print_timer): Update cycle_to_string conversion.
  65         (m68hc11tim_timer_event): Fix handling of output
  66         compare register with its interrupts.
  67         (m68hc11tim_io_write_buffer): Check output compare
  68         after setting M6811_TMSK1.
  69         (m68hc11tim_io_read_buffer): Fix compilation warning.
  70         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
  71         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
  72         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
  73         * interrupts.c (interrupts_info): Likewise.
  74         (interrupts_reset): Recognize bootstrap mode.
  75         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
  76         (_sim_cpu): Add cpu_start_mode.
  77         (cycle_to_string): Add flags member.
  78         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
  79         (cpu_options): Declare new option bootstrap.
  80         (cpu_option_handler): Handle it.
  81         (cpu_info): Update call to cycle_to_string.
  82
  83 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
  84
  85         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
  86         the physical address in virtual address.
  87         (struct _sim_cpu): Add memory bank members.
  88         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
  89         * interp.c (sim_hw_configure): Create memory bank according to memory
  90         bank parameters.
  91         (sim_get_bank_parameters): New function to obtain memory bank config
  92         from the symbol table.
  93         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
  94         (sim_open): Call sim_prepare_for_program.
  95         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
  96         to check if address is within bank window.
  97         (m68hc11cpu_io_read_buffer): Likewise.
  98         (attach_m68hc11_regs): Map the memory bank according to memory bank
  99         parameters.
 100
 101 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 102
 103         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 104
 105 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 106             Gary Piercey <gpiercey@northstar-technical.com>
 107
 108         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 109         * sim-main.h (print_io_word): Declare.
 110         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 111         (tflg1_desc): Likewise for TFLG1.
 112         (m68hc11tim_info): Print input and output compare registers
 113
 114 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
 115
 116         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 117         to 32 to support memory bank switching; temporarily use 32-bit for
 118         WORD_BITSIZE to avoid a bug in sim-common.
 119
 120 2003-03-01  Stephane Carrez  <stcarrez@nerim.fr>
 121
 122         * interp.c (sim_fetch_register): Only store a single byte for
 123         1 byte registers.
 124
 125 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 126
 127         * interp.c (sim_prepare_for_program, sim_open)
 128         (sim_create_inferior): Rename _bfd to bfd.
 129
 130 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 131
 132         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 133
 134 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 135
 136         * interp.c (sim_prepare_for_program): Look up the image for the
 137         reset vector and set cpu_use_elf_start to 1 if not found.
 138         (sim_open): Do not set cpu_use_elf_start.
 139
 140 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 141
 142         * interp.c (sim_hw_configure): Return 1 for success.
 143         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 144         return SIM_RC_FAIL.
 145
 146 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 147
 148         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 149         bank window to some virtual address to read from extended memory.
 150         (m68hc11cpu_io_write_buffer): Likewise for writing.
 151         (attach_m68hc11_regs): When use_bank property is defined, attach
 152         to the 68HC12 16K memory bank window.
 153         * interp.c (sim_hw_configure): Create memory region for banked
 154         memory.
 155
 156 2002-08-13  Stephane Carrez  <Stephane.Carrez@nerim.fr>
 157
 158         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 159         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 160         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 161
 162 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 163
 164         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 165         when IO mapping changed, not when internal RAM mapping is changed.
 166
 167 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 168
 169         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 170         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 171         (m6811_regs): Add page register.
 172         (cpu_set_page, cpu_get_page): New macros.
 173         (phys_to_virt): New function.
 174         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 175         * gencode.c: Identify indirect addressing mode for call and fix daa.
 176         (gen_function_entry): New param to tell if src8/dst8 locals are
 177         necessary.
 178         (gen_interpreter): Use it to avoid generation of unused variables.
 179         * interp.c (sim_fetch_register): Allow to read page register; page
 180         register, A, B and CCR are only 1 byte wide.
 181         (sim_store_register): Likewise for writing.
 182
 183 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 184
 185         * configure: Regenerated to track ../common/aclocal.m4 changes.
 186
 187 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 188
 189         * Makefile.in (INCLUDE): Update path to callback.h.
 190         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 191
 192 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 193
 194         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 195         (cpu_move16): Likewise.
 196         (sim_memory_error): Use sim_io_printf.
 197         (cpu_option_handler): Fix compilation warning.
 198         * interp.c (sim_hw_configure): Fix compilation warning;
 199         remove m68hc12sio@2 device.
 200         (sim_open): Likewise.
 201         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 202         flags when reset.
 203         (cycle_to_string): Improve convertion of cpu cycle number.
 204         (m68hc11tim_info): Print info about PACNT.
 205         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 206         TCTL1 and TCTL2 registers.
 207         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 208
 209 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 210
 211         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 212         cpu struct.
 213         (sim_hw_configure): Connect the capture input/output events.
 214         * sim-main.h (_sim_cpu): New member hw_cpu.
 215         (m68hc11cpu_set_oscillator): Declare.
 216         (m68hc11cpu_clear_oscillator): Declare.
 217         (m68hc11cpu_set_port): Declare.
 218         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 219         (m68hc11cpu_ports): New input ports and output ports to reflect
 220         the HC11 IOs.
 221         (m68hc11_delete): Cleanup any running oscillator.
 222         (attach_m68hc11_regs): Create the input oscillators.
 223         (make_oscillator): New function.
 224         (find_oscillator): New function.
 225         (oscillator_handler): New function.
 226         (reset_oscillators): New function.
 227         (m68hc11cpu_port_event): Handle the new input ports.
 228         (m68hc11cpu_set_oscillator): New function.
 229         (m68hc11cpu_clear_oscillator): New function.
 230         (get_frequency): New function.
 231         (m68hc11_option_handler): New function.
 232         (m68hc11cpu_set_port): New function.
 233         (m68hc11cpu_io_write): Post the port output events.
 234         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 235         the output port value.
 236         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 237         by latching the TCNT value in the register.
 238
 239 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 240
 241         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 242         (cpu_frame_reg, cpu_print_frame): Remove.
 243         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 244         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 245         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 246         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 247         * m68hc11_sim.c (cpu_find_frame): Remove.
 248         (cpu_create_frame_list): Remove.
 249         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 250         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 251         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 252         (cpu_update_frame): Likewise.
 253         (cpu_return): Likewise.
 254         (cpu_reset): Likewise.
 255         (cpu_initialize): Likewise.
 256         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 257
 258 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 259
 260         * interrupts.c (interrupts_reset): New function, setup interrupt
 261         vector address according to cpu mode.
 262         (interrupts_initialize): Move reset portion to the above.
 263         (interrupt_names): New table to give a name to interrupts.
 264         (idefs): Handle pulse accumulator interrupts.
 265         (interrupts_info): Print the interrupt history.
 266         (interrupt_option_handler): New function.
 267         (interrupt_options): New table of options.
 268         (interrupts_update_pending): Keep track of when interrupts are
 269         raised and implement breakpoint-on-raise-interrupt.
 270         (interrupts_process): Keep track of when interrupts are taken
 271         and implement breakpoint-on-interrupt.
 272         * interrupts.h (struct interrupt_history): Define.
 273         (struct interrupt): Keep track of the interrupt history.
 274         (interrupts_reset): Declare.
 275         (interrupts_initialize): Update prototype.
 276         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 277         (cpu_initialize): Cleanup.
 278
 279 2001-07-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 280
 281         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 282         address.
 283         (m68hc11eepr_port_event): Fix detach/attach logic.
 284
 285 2001-07-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 286
 287         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 288         * interp.c (sim_resume): New function from sim-resume.c, install
 289         the stepping event after having processed the pending ticks.
 290         (has_stepped): Likewise.
 291         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 292
 293 2001-07-10  Andrew Cagney  <ac131313@redhat.com>
 294
 295         * Makefile.in (gencode): Provide explicit path to gencode.c.
 296
 297 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 298
 299         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 300         (m68hc12int.c): Generate using gencode -m6812.
 301         (m68hc11int.c): Likewise with -m6811.
 302
 303         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 304         (m6811_page1_opcodes): Remove duplicate entries.
 305         (m6811_page2_opcodes): Likewise.
 306         (m6811_page3_opcodes): Likewise.
 307         (m6811_page4_opcodes): Likewise.
 308         (m6812_page1_opcodes): New table for 68HC12 instructions.
 309         (m6812_page2_opcodes): Likewise.
 310         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 311         (gen_save_result): Likewise.
 312         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 313         (cmp_opcode): New function for opcode comparision.
 314         (prepare_table): Sort the opcodes.
 315         (gen_interpreter): Prepare all the tables and generate either
 316         a 68HC11 or a 68HC12 simulator.
 317         (main): New options -m6811 and -m6812.
 318
 319         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 320         (cpu_special): Simulation of some 68HC12 instructions.
 321         (cpu_exg): New function.
 322         (cpu_dbcc): Likewise.
 323         (cpu_fetch_relbranch16): Likewise.
 324         (cpu_push_all): Push according to 68HC11 or 68HC12.
 325         (cpu_move16): Likewise.
 326         (cpu_move8): Likewise.
 327         (cpu_get_indexed_operand16): Likewise.
 328         (cpu_get_indexed_operand8): Likewise.
 329         (cpu_get_indexed_operand_addr): Likewise.
 330         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 331         (cpu_reset): Setup INIT register according to architecture.
 332
 333         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 334         (_sim_cpu): Keep track of the cpu being simulated.
 335         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 336         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 337         (cpu_m68hc11_pop_uint8): Likewise.
 338         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 339         (cpu_m68hc12_pop_uintxx): Likewise.
 340         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 341         (cpu_fetch_relbranch16): Likewise.
 342         (cpu_interp_m6811): Rename of cpu_interp.
 343         (cpu_interp_m6812): New function.
 344         * interp.c (free_state): New function.
 345         (dev_list_68hc12): New table.
 346         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 347         (sim_hw_configure): New function.
 348         (sim_prepare_for_program): New function.
 349         (sim_open): Use above new functions.
 350         (sim_close): Call free_state().
 351         (sim_info): Print info according to cpu.
 352         (sim_create_inferior): Use sim_prepare_for_program.
 353         (sim_do_command): Configure the hardware after a change of the
 354         architecture.
 355
 356 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 357
 358         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 359         pending interrupts.
 360         * interrupts.c (interrupts_process): Keep track of the last number
 361         of masked insn cycles.
 362         (interrupts_initialize): Clear last number of masked insn cycles.
 363         (interrupts_info): Report them.
 364         (interrupts_update_pending): Compute clear and set masks of
 365         interrupts and clear the interrupt bits before setting them
 366         (due to SCI interrupt sharing).
 367         * interrupts.h (struct interrupts): New members last_mask_cycles
 368         and xirq_last_mask_cycles.
 369
 370 2000-11-26  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 371
 372         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 373         instead of a hard-coded value.
 374         (m68hc11cpu_io_write_buffer): Likewise.
 375         (dv_m68hc11_descriptor): Define a 68hc12 device.
 376         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 377         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 378         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 379         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 380
 381 2000-11-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 382
 383         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 384         (m68hc11cpu_delete): Delete handler to detach the address space.
 385
 386 2000-11-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 387
 388         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 389         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 390         instead of free and malloc.
 391
 392 2000-09-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 393
 394         * Makefile.in: Was missing from initial patch.
 395
 396 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 397
 398         * interp.c (sim_store_register): Remove soft register hack.
 399         (sim_fetch_register): Likewise.
 400         (sim_create_inferior): Likewise.
 401         * sim-main.h: Likewise.
 402
 403 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 404
 405         * interrupts.c (interrupts_update_pending): Clear the mask of
 406         pending interrupts here.
 407         (interrupts_get_current): Don't clear the mask of pending interrupts.
 408
 409 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 410
 411         * sim-main.h: Define cycle_to_string.
 412         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 413         the cpu cycle into some formatted time string.
 414         (m68hc11tim_print_timer): Use it.
 415         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 416         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 417         * interrupts.c (interrupts_info): Likewise.
 418         * m68hc11_sim.c (cpu_info): Likewise.
 419
 420 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 421
 422         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 423         interrupt and compare events accurately.  Take into account the
 424         pending ticks not processed by the simulator yet (introduced a shift).
 425         (m68hc11_port_event): Reset the timer interrupt delays.
 426         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 427         (m68hc11tim_io_write_buffer): Likewise for write.
 428         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 429
 430 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 431
 432         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 433         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 434         (m68hc11spi_info): Clarify the status report
 435         of the SPI when a byte is being sent.
 436         (m68hc11spi_clock): Fix the spi send frame.
 437
 438 2000-08-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 439
 440         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 441         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 442         whether the eeprom is currently mapped or not.
 443         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 444         or map the eeprom.  Update the flag to reflect the current state.
 445         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 446         (m68hc11eepr_finish): Remove overlap hack.
 447         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 448         config and control registers.
 449         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 450         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 451         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 452         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 453         (attach_m68hc11spi_regs): Likewise.
 454         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 455         (attach_m68hc11tim_regs): Likewise.
 456         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 457         (attach_m68hc11sio_regs): Likewise.
 458         * interp.c (sim_open): Likewise.
 459         * dv-nvram.c (attach_nvram_regs): Likewise.
 460
 461 Thu Jul 27 21:27:25 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 462
 463         * configure, config.in: Regenerate.
 464
 465 2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 466
 467         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 468         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 469         (dv_m6811_detach_address_callback): New function to detach a
 470         device from an address space.
 471         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 472         config register according to --cpu-config option.
 473         * sim-main.h (_sim_cpu): Add cpu_config member.
 474         * interp.c (sim_open): Delete specific simulator options.
 475         * m68hc11_sim.c (cpu_option_handler): New options
 476         --emulos and -cpu-config <val> to configure the simulator.
 477         (cpu_initialize): Initialize cpu_config member.
 478
 479 2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 480
 481         * emulos.c: Fix indentation and comments.
 482         * gencode.c: Likewise.
 483         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 484         (m68hc11tim_io_write_buffer): Write compare registers and
 485         setup compare event.
 486         * interp.c: Remove unused global variables.
 487         * interrupts.c (idefs): New compare interrupts.
 488         Fix indentation and comments.
 489         * interrupts.h: Likewise.
 490
 491 2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 492
 493         * dv-m68hc11sio.c: Fix indentation and comments.
 494         Remove INT_PORT.
 495         * dv-m68hc11.c: Fix indentation and comments.
 496         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 497         * m68hc11_sim.c (cpu_reset): To here.
 498         * dv-m68hc11eepr.c: Fix indentation and comments.
 499
 500 2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 501
 502         * dv-nvram.c: New file, rename from dv-pram.c.
 503         * dv-pram.c: Delete file.
 504         * sim-main.h: Incorporate m68hc11_sim.h.
 505         * m68hc11_sim.h: Delete file.
 506         * configure.in: Rename pram into nvram.
 507         * interp.c (sim_open): Likewise in creation of device tree.
 508
 509 2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 510
 511         * interp.c (sim_open): Create the SPI device.
 512         * dv-m68hc11spi.c: New file for SPI device simulation.
 513         * configure.in (hw_extra_devices): Add SPI device.
 514
 515 2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 516
 517         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 518         (interrupts_process): Separate IRQ and XIRQ accounting.
 519         (interrupts_info): Report XIRQ accounting.
 520         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 521
 522 2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>
 523
 524         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 525         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 526         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 527         configuration from the 'mode' device tree property.
 528         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 529         configuration.
 530
 531 2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>
 532
 533         * sim-main.h: Remove WITH_TARGET_* defines.
 534         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 535
 536 2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>
 537
 538         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 539         1200 baud when cpu is in bootstrap mode.
 540
 541         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 542         write in the TCTN timer register.
 543
 544         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 545         by 4 to obtain the E clock frequency.
 546         (sccr2_desc): Use M6811_TIE for TIE bit.
 547         (m68hc11sio_info): Fix baud rate report.
 548
 549         * dv-m68hc11tim.c (to_realtime): Likewise.
 550
 551         * interp.c (sim_open): When building device tree, only provide
 552         devices that do not exist yet.
 553
 554         * emulos.c: Fix compilation pb under Windows.
 555
 556         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 557         from the 'clock' property.
 558
 559 2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>
 560
 561         * m68hc11_sim.h (*_REGNUM): Define.
 562         (_sim_cpu): New member cpu_page0_reg table.
 563         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 564         addresses of soft registers in .page0.
 565         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 566         to get/set soft registers.
 567
 568 1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>
 569
 570         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 571         returning random values.
 572
 573 1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>
 574
 575         * gencode.c: Fix "subb N,x" that used a instead of b.
 576
 577 1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>
 578
 579         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 580
 581 1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>
 582
 583         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 584
 585 1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>
 586
 587         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 588         register region in the m68hc11cpu struct.
 589         (m68hc11cpu_io_write): When the IO mapping addres changes,
 590         detach the register region and re-attach it at the new address.
 591         (m68hc11cpu_io_read_buffer): Renamed base_address into
 592         attach_address.
 593         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 594         to m68hc11cpu_io_write.
 595
 596 1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>
 597
 598         * gencode.c: For sbc8, check the carry and increment the source
 599         before trying to set the carry for the result.
 600
 601 1999-05-24  John S. Kallal <kallal@voicenet.com>
 602
 603         * interp.c (sim_get_info): Don't crash if the command line is 0.
 604         Define prototype for sim_get_info() and init_system().
 605         (sim_info): Correct call to sim_get_info().
 606
 607 1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>
 608
 609         * configure.in: Recognize m6811-*-*.
 610         * configure: Regenerate.
 611         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 612         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 613         Correct the computation of carry of 8 and 16-bits add and subtract.
 614         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 615         overflow set in a different manner than add).
 616
 617 1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>
 618
 619         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 620         trace message.
 621         * interp.c (sim_open, sim_create_inferior): Initialize the
 622         cpu_elf_start from the ELF header.
 623         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 624         (cpu_restart): Use cpu_elf_start as the starting address when
 625         the flag is set.
 626         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 627         exits the simulator (exit status is in D).
 628         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 629         cpu_elf_star to start execution at address specified in ELF file.
 630
 631 1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>
 632
 633         * Makefile.in, config.in, configure, configure.in: New files.
 634         * gencode.c: New file, generation of 68HC11 interpreter.
 635         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 636         for interpreter.
 637         * interrupts.c, interrupts.h: New files, management of interrupts.
 638         * interp.c, sim-main.h,
 639         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 640         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 641         68HC11 (dv-pram.c is generic and could probably migrate to common).
 642         * emulos.c: New file, basic emulation of some os.