sim/m68hc11/ChangeLog

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