sim/m68hc11/ChangeLog

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