sim/m68hc11/ChangeLog

   1 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
   4         call.  Replace common.m4 include with SIM_AC_COMMON.
   5         * configure: Regenerate.
   6
   7 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
   8
   9         * interp.c (sim_do_command): Delete.
  10
  11 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  12
  13         * configure: Regenerate.
  14
  15 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  16
  17         * config.in: Regenerate.
  18         * configure: Likewise.
  19
  20         * configure: Regenerate.
  21
  22 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
  23
  24         * configure: Regenerate to track ../common/common.m4 changes.
  25         * config.in: Ditto.
  26
  27 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
  28             Daniel Jacobowitz  <dan@codesourcery.com>
  29             Joseph Myers  <joseph@codesourcery.com>
  30
  31         * configure: Regenerate.
  32
  33 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
  34
  35         * config.in: Regenerate.
  36
  37 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
  38
  39         * configure: Regenerated.
  40
  41 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
  42
  43         * configure: Regenerated.
  44
  45 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
  46
  47         * configure: Regenerated.
  48
  49 2006-03-29  Hans-Peter Nilsson  <hp@axis.com>
  50
  51         * configure: Regenerate.
  52
  53 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
  54
  55         * configure: Regenerate.
  56
  57 2005-01-14  Andrew Cagney  <cagney@gnu.org>
  58
  59         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
  60         explicit call to AC_CONFIG_HEADER.
  61         * configure: Regenerate.
  62
  63 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
  64
  65         * configure: Regenerated to track ../common/aclocal.m4 changes.
  66
  67 2005-01-07  Andrew Cagney  <cagney@gnu.org>
  68
  69         * configure.ac: Rename configure.in, require autoconf 2.59.
  70         * configure: Re-generate.
  71
  72 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
  73
  74         * configure: Regenerate for ../common/aclocal.m4 update.
  75
  76 2004-06-15  Alan Modra  <amodra@bigpond.net.au>
  77
  78         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
  79         instead of bfd_get_section_size_before_reloc.
  80
  81 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
  82
  83         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
  84         control the translation.
  85         (m68hc11tim_print_timer): Update cycle_to_string conversion.
  86         (m68hc11tim_timer_event): Fix handling of output
  87         compare register with its interrupts.
  88         (m68hc11tim_io_write_buffer): Check output compare
  89         after setting M6811_TMSK1.
  90         (m68hc11tim_io_read_buffer): Fix compilation warning.
  91         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
  92         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
  93         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
  94         * interrupts.c (interrupts_info): Likewise.
  95         (interrupts_reset): Recognize bootstrap mode.
  96         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
  97         (_sim_cpu): Add cpu_start_mode.
  98         (cycle_to_string): Add flags member.
  99         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
 100         (cpu_options): Declare new option bootstrap.
 101         (cpu_option_handler): Handle it.
 102         (cpu_info): Update call to cycle_to_string.
 103
 104 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
 105
 106         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
 107         the physical address in virtual address.
 108         (struct _sim_cpu): Add memory bank members.
 109         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
 110         * interp.c (sim_hw_configure): Create memory bank according to memory
 111         bank parameters.
 112         (sim_get_bank_parameters): New function to obtain memory bank config
 113         from the symbol table.
 114         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
 115         (sim_open): Call sim_prepare_for_program.
 116         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
 117         to check if address is within bank window.
 118         (m68hc11cpu_io_read_buffer): Likewise.
 119         (attach_m68hc11_regs): Map the memory bank according to memory bank
 120         parameters.
 121
 122 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 123
 124         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 125
 126 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 127             Gary Piercey <gpiercey@northstar-technical.com>
 128
 129         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 130         * sim-main.h (print_io_word): Declare.
 131         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 132         (tflg1_desc): Likewise for TFLG1.
 133         (m68hc11tim_info): Print input and output compare registers
 134
 135 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
 136
 137         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 138         to 32 to support memory bank switching; temporarily use 32-bit for
 139         WORD_BITSIZE to avoid a bug in sim-common.
 140
 141 2003-03-01  Stephane Carrez  <stcarrez@nerim.fr>
 142
 143         * interp.c (sim_fetch_register): Only store a single byte for
 144         1 byte registers.
 145
 146 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 147
 148         * interp.c (sim_prepare_for_program, sim_open)
 149         (sim_create_inferior): Rename _bfd to bfd.
 150
 151 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 152
 153         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 154
 155 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 156
 157         * interp.c (sim_prepare_for_program): Look up the image for the
 158         reset vector and set cpu_use_elf_start to 1 if not found.
 159         (sim_open): Do not set cpu_use_elf_start.
 160
 161 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 162
 163         * interp.c (sim_hw_configure): Return 1 for success.
 164         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 165         return SIM_RC_FAIL.
 166
 167 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 168
 169         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 170         bank window to some virtual address to read from extended memory.
 171         (m68hc11cpu_io_write_buffer): Likewise for writing.
 172         (attach_m68hc11_regs): When use_bank property is defined, attach
 173         to the 68HC12 16K memory bank window.
 174         * interp.c (sim_hw_configure): Create memory region for banked
 175         memory.
 176
 177 2002-08-13  Stephane Carrez  <Stephane.Carrez@nerim.fr>
 178
 179         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 180         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 181         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 182
 183 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 184
 185         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 186         when IO mapping changed, not when internal RAM mapping is changed.
 187
 188 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 189
 190         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 191         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 192         (m6811_regs): Add page register.
 193         (cpu_set_page, cpu_get_page): New macros.
 194         (phys_to_virt): New function.
 195         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 196         * gencode.c: Identify indirect addressing mode for call and fix daa.
 197         (gen_function_entry): New param to tell if src8/dst8 locals are
 198         necessary.
 199         (gen_interpreter): Use it to avoid generation of unused variables.
 200         * interp.c (sim_fetch_register): Allow to read page register; page
 201         register, A, B and CCR are only 1 byte wide.
 202         (sim_store_register): Likewise for writing.
 203
 204 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 205
 206         * configure: Regenerated to track ../common/aclocal.m4 changes.
 207
 208 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 209
 210         * Makefile.in (INCLUDE): Update path to callback.h.
 211         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 212
 213 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 214
 215         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 216         (cpu_move16): Likewise.
 217         (sim_memory_error): Use sim_io_printf.
 218         (cpu_option_handler): Fix compilation warning.
 219         * interp.c (sim_hw_configure): Fix compilation warning;
 220         remove m68hc12sio@2 device.
 221         (sim_open): Likewise.
 222         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 223         flags when reset.
 224         (cycle_to_string): Improve convertion of cpu cycle number.
 225         (m68hc11tim_info): Print info about PACNT.
 226         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 227         TCTL1 and TCTL2 registers.
 228         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 229
 230 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 231
 232         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 233         cpu struct.
 234         (sim_hw_configure): Connect the capture input/output events.
 235         * sim-main.h (_sim_cpu): New member hw_cpu.
 236         (m68hc11cpu_set_oscillator): Declare.
 237         (m68hc11cpu_clear_oscillator): Declare.
 238         (m68hc11cpu_set_port): Declare.
 239         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 240         (m68hc11cpu_ports): New input ports and output ports to reflect
 241         the HC11 IOs.
 242         (m68hc11_delete): Cleanup any running oscillator.
 243         (attach_m68hc11_regs): Create the input oscillators.
 244         (make_oscillator): New function.
 245         (find_oscillator): New function.
 246         (oscillator_handler): New function.
 247         (reset_oscillators): New function.
 248         (m68hc11cpu_port_event): Handle the new input ports.
 249         (m68hc11cpu_set_oscillator): New function.
 250         (m68hc11cpu_clear_oscillator): New function.
 251         (get_frequency): New function.
 252         (m68hc11_option_handler): New function.
 253         (m68hc11cpu_set_port): New function.
 254         (m68hc11cpu_io_write): Post the port output events.
 255         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 256         the output port value.
 257         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 258         by latching the TCNT value in the register.
 259
 260 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 261
 262         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 263         (cpu_frame_reg, cpu_print_frame): Remove.
 264         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 265         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 266         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 267         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 268         * m68hc11_sim.c (cpu_find_frame): Remove.
 269         (cpu_create_frame_list): Remove.
 270         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 271         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 272         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 273         (cpu_update_frame): Likewise.
 274         (cpu_return): Likewise.
 275         (cpu_reset): Likewise.
 276         (cpu_initialize): Likewise.
 277         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 278
 279 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 280
 281         * interrupts.c (interrupts_reset): New function, setup interrupt
 282         vector address according to cpu mode.
 283         (interrupts_initialize): Move reset portion to the above.
 284         (interrupt_names): New table to give a name to interrupts.
 285         (idefs): Handle pulse accumulator interrupts.
 286         (interrupts_info): Print the interrupt history.
 287         (interrupt_option_handler): New function.
 288         (interrupt_options): New table of options.
 289         (interrupts_update_pending): Keep track of when interrupts are
 290         raised and implement breakpoint-on-raise-interrupt.
 291         (interrupts_process): Keep track of when interrupts are taken
 292         and implement breakpoint-on-interrupt.
 293         * interrupts.h (struct interrupt_history): Define.
 294         (struct interrupt): Keep track of the interrupt history.
 295         (interrupts_reset): Declare.
 296         (interrupts_initialize): Update prototype.
 297         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 298         (cpu_initialize): Cleanup.
 299
 300 2001-07-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 301
 302         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 303         address.
 304         (m68hc11eepr_port_event): Fix detach/attach logic.
 305
 306 2001-07-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 307
 308         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 309         * interp.c (sim_resume): New function from sim-resume.c, install
 310         the stepping event after having processed the pending ticks.
 311         (has_stepped): Likewise.
 312         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 313
 314 2001-07-10  Andrew Cagney  <ac131313@redhat.com>
 315
 316         * Makefile.in (gencode): Provide explicit path to gencode.c.
 317
 318 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 319
 320         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 321         (m68hc12int.c): Generate using gencode -m6812.
 322         (m68hc11int.c): Likewise with -m6811.
 323
 324         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 325         (m6811_page1_opcodes): Remove duplicate entries.
 326         (m6811_page2_opcodes): Likewise.
 327         (m6811_page3_opcodes): Likewise.
 328         (m6811_page4_opcodes): Likewise.
 329         (m6812_page1_opcodes): New table for 68HC12 instructions.
 330         (m6812_page2_opcodes): Likewise.
 331         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 332         (gen_save_result): Likewise.
 333         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 334         (cmp_opcode): New function for opcode comparision.
 335         (prepare_table): Sort the opcodes.
 336         (gen_interpreter): Prepare all the tables and generate either
 337         a 68HC11 or a 68HC12 simulator.
 338         (main): New options -m6811 and -m6812.
 339
 340         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 341         (cpu_special): Simulation of some 68HC12 instructions.
 342         (cpu_exg): New function.
 343         (cpu_dbcc): Likewise.
 344         (cpu_fetch_relbranch16): Likewise.
 345         (cpu_push_all): Push according to 68HC11 or 68HC12.
 346         (cpu_move16): Likewise.
 347         (cpu_move8): Likewise.
 348         (cpu_get_indexed_operand16): Likewise.
 349         (cpu_get_indexed_operand8): Likewise.
 350         (cpu_get_indexed_operand_addr): Likewise.
 351         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 352         (cpu_reset): Setup INIT register according to architecture.
 353
 354         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 355         (_sim_cpu): Keep track of the cpu being simulated.
 356         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 357         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 358         (cpu_m68hc11_pop_uint8): Likewise.
 359         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 360         (cpu_m68hc12_pop_uintxx): Likewise.
 361         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 362         (cpu_fetch_relbranch16): Likewise.
 363         (cpu_interp_m6811): Rename of cpu_interp.
 364         (cpu_interp_m6812): New function.
 365         * interp.c (free_state): New function.
 366         (dev_list_68hc12): New table.
 367         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 368         (sim_hw_configure): New function.
 369         (sim_prepare_for_program): New function.
 370         (sim_open): Use above new functions.
 371         (sim_close): Call free_state().
 372         (sim_info): Print info according to cpu.
 373         (sim_create_inferior): Use sim_prepare_for_program.
 374         (sim_do_command): Configure the hardware after a change of the
 375         architecture.
 376
 377 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 378
 379         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 380         pending interrupts.
 381         * interrupts.c (interrupts_process): Keep track of the last number
 382         of masked insn cycles.
 383         (interrupts_initialize): Clear last number of masked insn cycles.
 384         (interrupts_info): Report them.
 385         (interrupts_update_pending): Compute clear and set masks of
 386         interrupts and clear the interrupt bits before setting them
 387         (due to SCI interrupt sharing).
 388         * interrupts.h (struct interrupts): New members last_mask_cycles
 389         and xirq_last_mask_cycles.
 390
 391 2000-11-26  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 392
 393         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 394         instead of a hard-coded value.
 395         (m68hc11cpu_io_write_buffer): Likewise.
 396         (dv_m68hc11_descriptor): Define a 68hc12 device.
 397         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 398         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 399         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 400         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 401
 402 2000-11-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 403
 404         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 405         (m68hc11cpu_delete): Delete handler to detach the address space.
 406
 407 2000-11-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 408
 409         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 410         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 411         instead of free and malloc.
 412
 413 2000-09-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 414
 415         * Makefile.in: Was missing from initial patch.
 416
 417 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 418
 419         * interp.c (sim_store_register): Remove soft register hack.
 420         (sim_fetch_register): Likewise.
 421         (sim_create_inferior): Likewise.
 422         * sim-main.h: Likewise.
 423
 424 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 425
 426         * interrupts.c (interrupts_update_pending): Clear the mask of
 427         pending interrupts here.
 428         (interrupts_get_current): Don't clear the mask of pending interrupts.
 429
 430 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 431
 432         * sim-main.h: Define cycle_to_string.
 433         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 434         the cpu cycle into some formatted time string.
 435         (m68hc11tim_print_timer): Use it.
 436         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 437         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 438         * interrupts.c (interrupts_info): Likewise.
 439         * m68hc11_sim.c (cpu_info): Likewise.
 440
 441 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 442
 443         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 444         interrupt and compare events accurately.  Take into account the
 445         pending ticks not processed by the simulator yet (introduced a shift).
 446         (m68hc11_port_event): Reset the timer interrupt delays.
 447         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 448         (m68hc11tim_io_write_buffer): Likewise for write.
 449         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 450
 451 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 452
 453         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 454         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 455         (m68hc11spi_info): Clarify the status report
 456         of the SPI when a byte is being sent.
 457         (m68hc11spi_clock): Fix the spi send frame.
 458
 459 2000-08-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 460
 461         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 462         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 463         whether the eeprom is currently mapped or not.
 464         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 465         or map the eeprom.  Update the flag to reflect the current state.
 466         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 467         (m68hc11eepr_finish): Remove overlap hack.
 468         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 469         config and control registers.
 470         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 471         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 472         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 473         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 474         (attach_m68hc11spi_regs): Likewise.
 475         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 476         (attach_m68hc11tim_regs): Likewise.
 477         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 478         (attach_m68hc11sio_regs): Likewise.
 479         * interp.c (sim_open): Likewise.
 480         * dv-nvram.c (attach_nvram_regs): Likewise.
 481
 482 Thu Jul 27 21:27:25 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 483
 484         * configure, config.in: Regenerate.
 485
 486 2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 487
 488         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 489         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 490         (dv_m6811_detach_address_callback): New function to detach a
 491         device from an address space.
 492         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 493         config register according to --cpu-config option.
 494         * sim-main.h (_sim_cpu): Add cpu_config member.
 495         * interp.c (sim_open): Delete specific simulator options.
 496         * m68hc11_sim.c (cpu_option_handler): New options
 497         --emulos and -cpu-config <val> to configure the simulator.
 498         (cpu_initialize): Initialize cpu_config member.
 499
 500 2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 501
 502         * emulos.c: Fix indentation and comments.
 503         * gencode.c: Likewise.
 504         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 505         (m68hc11tim_io_write_buffer): Write compare registers and
 506         setup compare event.
 507         * interp.c: Remove unused global variables.
 508         * interrupts.c (idefs): New compare interrupts.
 509         Fix indentation and comments.
 510         * interrupts.h: Likewise.
 511
 512 2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 513
 514         * dv-m68hc11sio.c: Fix indentation and comments.
 515         Remove INT_PORT.
 516         * dv-m68hc11.c: Fix indentation and comments.
 517         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 518         * m68hc11_sim.c (cpu_reset): To here.
 519         * dv-m68hc11eepr.c: Fix indentation and comments.
 520
 521 2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 522
 523         * dv-nvram.c: New file, rename from dv-pram.c.
 524         * dv-pram.c: Delete file.
 525         * sim-main.h: Incorporate m68hc11_sim.h.
 526         * m68hc11_sim.h: Delete file.
 527         * configure.in: Rename pram into nvram.
 528         * interp.c (sim_open): Likewise in creation of device tree.
 529
 530 2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 531
 532         * interp.c (sim_open): Create the SPI device.
 533         * dv-m68hc11spi.c: New file for SPI device simulation.
 534         * configure.in (hw_extra_devices): Add SPI device.
 535
 536 2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 537
 538         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 539         (interrupts_process): Separate IRQ and XIRQ accounting.
 540         (interrupts_info): Report XIRQ accounting.
 541         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 542
 543 2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>
 544
 545         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 546         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 547         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 548         configuration from the 'mode' device tree property.
 549         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 550         configuration.
 551
 552 2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>
 553
 554         * sim-main.h: Remove WITH_TARGET_* defines.
 555         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 556
 557 2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>
 558
 559         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 560         1200 baud when cpu is in bootstrap mode.
 561
 562         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 563         write in the TCTN timer register.
 564
 565         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 566         by 4 to obtain the E clock frequency.
 567         (sccr2_desc): Use M6811_TIE for TIE bit.
 568         (m68hc11sio_info): Fix baud rate report.
 569
 570         * dv-m68hc11tim.c (to_realtime): Likewise.
 571
 572         * interp.c (sim_open): When building device tree, only provide
 573         devices that do not exist yet.
 574
 575         * emulos.c: Fix compilation pb under Windows.
 576
 577         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 578         from the 'clock' property.
 579
 580 2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>
 581
 582         * m68hc11_sim.h (*_REGNUM): Define.
 583         (_sim_cpu): New member cpu_page0_reg table.
 584         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 585         addresses of soft registers in .page0.
 586         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 587         to get/set soft registers.
 588
 589 1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>
 590
 591         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 592         returning random values.
 593
 594 1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>
 595
 596         * gencode.c: Fix "subb N,x" that used a instead of b.
 597
 598 1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>
 599
 600         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 601
 602 1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>
 603
 604         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 605
 606 1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>
 607
 608         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 609         register region in the m68hc11cpu struct.
 610         (m68hc11cpu_io_write): When the IO mapping addres changes,
 611         detach the register region and re-attach it at the new address.
 612         (m68hc11cpu_io_read_buffer): Renamed base_address into
 613         attach_address.
 614         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 615         to m68hc11cpu_io_write.
 616
 617 1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>
 618
 619         * gencode.c: For sbc8, check the carry and increment the source
 620         before trying to set the carry for the result.
 621
 622 1999-05-24  John S. Kallal <kallal@voicenet.com>
 623
 624         * interp.c (sim_get_info): Don't crash if the command line is 0.
 625         Define prototype for sim_get_info() and init_system().
 626         (sim_info): Correct call to sim_get_info().
 627
 628 1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>
 629
 630         * configure.in: Recognize m6811-*-*.
 631         * configure: Regenerate.
 632         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 633         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 634         Correct the computation of carry of 8 and 16-bits add and subtract.
 635         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 636         overflow set in a different manner than add).
 637
 638 1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>
 639
 640         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 641         trace message.
 642         * interp.c (sim_open, sim_create_inferior): Initialize the
 643         cpu_elf_start from the ELF header.
 644         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 645         (cpu_restart): Use cpu_elf_start as the starting address when
 646         the flag is set.
 647         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 648         exits the simulator (exit status is in D).
 649         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 650         cpu_elf_star to start execution at address specified in ELF file.
 651
 652 1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>
 653
 654         * Makefile.in, config.in, configure, configure.in: New files.
 655         * gencode.c: New file, generation of 68HC11 interpreter.
 656         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 657         for interpreter.
 658         * interrupts.c, interrupts.h: New files, management of interrupts.
 659         * interp.c, sim-main.h,
 660         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 661         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 662         68HC11 (dv-pram.c is generic and could probably migrate to common).
 663         * emulos.c: New file, basic emulation of some os.