sim/m68hc11/ChangeLog

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