sim/m68hc11/ChangeLog

   1 2011-10-19  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * configure: Regenerate after common/acinclude.m4 update.
   4
   5 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * configure.ac: Change include to common/acinclude.m4.
   8
   9 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
  10
  11         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
  12         call.  Replace common.m4 include with SIM_AC_COMMON.
  13         * configure: Regenerate.
  14
  15 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
  16
  17         * interp.c (sim_do_command): Delete.
  18
  19 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  20
  21         * configure: Regenerate.
  22
  23 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  24
  25         * config.in: Regenerate.
  26         * configure: Likewise.
  27
  28         * configure: Regenerate.
  29
  30 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
  31
  32         * configure: Regenerate to track ../common/common.m4 changes.
  33         * config.in: Ditto.
  34
  35 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
  36             Daniel Jacobowitz  <dan@codesourcery.com>
  37             Joseph Myers  <joseph@codesourcery.com>
  38
  39         * configure: Regenerate.
  40
  41 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
  42
  43         * config.in: Regenerate.
  44
  45 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
  46
  47         * configure: Regenerated.
  48
  49 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
  50
  51         * configure: Regenerated.
  52
  53 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
  54
  55         * configure: Regenerated.
  56
  57 2006-03-29  Hans-Peter Nilsson  <hp@axis.com>
  58
  59         * configure: Regenerate.
  60
  61 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
  62
  63         * configure: Regenerate.
  64
  65 2005-01-14  Andrew Cagney  <cagney@gnu.org>
  66
  67         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
  68         explicit call to AC_CONFIG_HEADER.
  69         * configure: Regenerate.
  70
  71 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
  72
  73         * configure: Regenerated to track ../common/aclocal.m4 changes.
  74
  75 2005-01-07  Andrew Cagney  <cagney@gnu.org>
  76
  77         * configure.ac: Rename configure.in, require autoconf 2.59.
  78         * configure: Re-generate.
  79
  80 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
  81
  82         * configure: Regenerate for ../common/aclocal.m4 update.
  83
  84 2004-06-15  Alan Modra  <amodra@bigpond.net.au>
  85
  86         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
  87         instead of bfd_get_section_size_before_reloc.
  88
  89 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
  90
  91         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
  92         control the translation.
  93         (m68hc11tim_print_timer): Update cycle_to_string conversion.
  94         (m68hc11tim_timer_event): Fix handling of output
  95         compare register with its interrupts.
  96         (m68hc11tim_io_write_buffer): Check output compare
  97         after setting M6811_TMSK1.
  98         (m68hc11tim_io_read_buffer): Fix compilation warning.
  99         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
 100         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 101         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
 102         * interrupts.c (interrupts_info): Likewise.
 103         (interrupts_reset): Recognize bootstrap mode.
 104         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
 105         (_sim_cpu): Add cpu_start_mode.
 106         (cycle_to_string): Add flags member.
 107         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
 108         (cpu_options): Declare new option bootstrap.
 109         (cpu_option_handler): Handle it.
 110         (cpu_info): Update call to cycle_to_string.
 111
 112 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
 113
 114         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
 115         the physical address in virtual address.
 116         (struct _sim_cpu): Add memory bank members.
 117         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
 118         * interp.c (sim_hw_configure): Create memory bank according to memory
 119         bank parameters.
 120         (sim_get_bank_parameters): New function to obtain memory bank config
 121         from the symbol table.
 122         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
 123         (sim_open): Call sim_prepare_for_program.
 124         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
 125         to check if address is within bank window.
 126         (m68hc11cpu_io_read_buffer): Likewise.
 127         (attach_m68hc11_regs): Map the memory bank according to memory bank
 128         parameters.
 129
 130 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 131
 132         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 133
 134 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 135             Gary Piercey <gpiercey@northstar-technical.com>
 136
 137         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 138         * sim-main.h (print_io_word): Declare.
 139         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 140         (tflg1_desc): Likewise for TFLG1.
 141         (m68hc11tim_info): Print input and output compare registers
 142
 143 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
 144
 145         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 146         to 32 to support memory bank switching; temporarily use 32-bit for
 147         WORD_BITSIZE to avoid a bug in sim-common.
 148
 149 2003-03-01  Stephane Carrez  <stcarrez@nerim.fr>
 150
 151         * interp.c (sim_fetch_register): Only store a single byte for
 152         1 byte registers.
 153
 154 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 155
 156         * interp.c (sim_prepare_for_program, sim_open)
 157         (sim_create_inferior): Rename _bfd to bfd.
 158
 159 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 160
 161         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 162
 163 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 164
 165         * interp.c (sim_prepare_for_program): Look up the image for the
 166         reset vector and set cpu_use_elf_start to 1 if not found.
 167         (sim_open): Do not set cpu_use_elf_start.
 168
 169 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 170
 171         * interp.c (sim_hw_configure): Return 1 for success.
 172         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 173         return SIM_RC_FAIL.
 174
 175 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 176
 177         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 178         bank window to some virtual address to read from extended memory.
 179         (m68hc11cpu_io_write_buffer): Likewise for writing.
 180         (attach_m68hc11_regs): When use_bank property is defined, attach
 181         to the 68HC12 16K memory bank window.
 182         * interp.c (sim_hw_configure): Create memory region for banked
 183         memory.
 184
 185 2002-08-13  Stephane Carrez  <Stephane.Carrez@nerim.fr>
 186
 187         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 188         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 189         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 190
 191 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 192
 193         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 194         when IO mapping changed, not when internal RAM mapping is changed.
 195
 196 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 197
 198         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 199         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 200         (m6811_regs): Add page register.
 201         (cpu_set_page, cpu_get_page): New macros.
 202         (phys_to_virt): New function.
 203         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 204         * gencode.c: Identify indirect addressing mode for call and fix daa.
 205         (gen_function_entry): New param to tell if src8/dst8 locals are
 206         necessary.
 207         (gen_interpreter): Use it to avoid generation of unused variables.
 208         * interp.c (sim_fetch_register): Allow to read page register; page
 209         register, A, B and CCR are only 1 byte wide.
 210         (sim_store_register): Likewise for writing.
 211
 212 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 213
 214         * configure: Regenerated to track ../common/aclocal.m4 changes.
 215
 216 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 217
 218         * Makefile.in (INCLUDE): Update path to callback.h.
 219         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 220
 221 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 222
 223         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 224         (cpu_move16): Likewise.
 225         (sim_memory_error): Use sim_io_printf.
 226         (cpu_option_handler): Fix compilation warning.
 227         * interp.c (sim_hw_configure): Fix compilation warning;
 228         remove m68hc12sio@2 device.
 229         (sim_open): Likewise.
 230         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 231         flags when reset.
 232         (cycle_to_string): Improve convertion of cpu cycle number.
 233         (m68hc11tim_info): Print info about PACNT.
 234         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 235         TCTL1 and TCTL2 registers.
 236         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 237
 238 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 239
 240         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 241         cpu struct.
 242         (sim_hw_configure): Connect the capture input/output events.
 243         * sim-main.h (_sim_cpu): New member hw_cpu.
 244         (m68hc11cpu_set_oscillator): Declare.
 245         (m68hc11cpu_clear_oscillator): Declare.
 246         (m68hc11cpu_set_port): Declare.
 247         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 248         (m68hc11cpu_ports): New input ports and output ports to reflect
 249         the HC11 IOs.
 250         (m68hc11_delete): Cleanup any running oscillator.
 251         (attach_m68hc11_regs): Create the input oscillators.
 252         (make_oscillator): New function.
 253         (find_oscillator): New function.
 254         (oscillator_handler): New function.
 255         (reset_oscillators): New function.
 256         (m68hc11cpu_port_event): Handle the new input ports.
 257         (m68hc11cpu_set_oscillator): New function.
 258         (m68hc11cpu_clear_oscillator): New function.
 259         (get_frequency): New function.
 260         (m68hc11_option_handler): New function.
 261         (m68hc11cpu_set_port): New function.
 262         (m68hc11cpu_io_write): Post the port output events.
 263         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 264         the output port value.
 265         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 266         by latching the TCNT value in the register.
 267
 268 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 269
 270         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 271         (cpu_frame_reg, cpu_print_frame): Remove.
 272         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 273         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 274         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 275         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 276         * m68hc11_sim.c (cpu_find_frame): Remove.
 277         (cpu_create_frame_list): Remove.
 278         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 279         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 280         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 281         (cpu_update_frame): Likewise.
 282         (cpu_return): Likewise.
 283         (cpu_reset): Likewise.
 284         (cpu_initialize): Likewise.
 285         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 286
 287 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 288
 289         * interrupts.c (interrupts_reset): New function, setup interrupt
 290         vector address according to cpu mode.
 291         (interrupts_initialize): Move reset portion to the above.
 292         (interrupt_names): New table to give a name to interrupts.
 293         (idefs): Handle pulse accumulator interrupts.
 294         (interrupts_info): Print the interrupt history.
 295         (interrupt_option_handler): New function.
 296         (interrupt_options): New table of options.
 297         (interrupts_update_pending): Keep track of when interrupts are
 298         raised and implement breakpoint-on-raise-interrupt.
 299         (interrupts_process): Keep track of when interrupts are taken
 300         and implement breakpoint-on-interrupt.
 301         * interrupts.h (struct interrupt_history): Define.
 302         (struct interrupt): Keep track of the interrupt history.
 303         (interrupts_reset): Declare.
 304         (interrupts_initialize): Update prototype.
 305         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 306         (cpu_initialize): Cleanup.
 307
 308 2001-07-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 309
 310         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 311         address.
 312         (m68hc11eepr_port_event): Fix detach/attach logic.
 313
 314 2001-07-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 315
 316         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 317         * interp.c (sim_resume): New function from sim-resume.c, install
 318         the stepping event after having processed the pending ticks.
 319         (has_stepped): Likewise.
 320         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 321
 322 2001-07-10  Andrew Cagney  <ac131313@redhat.com>
 323
 324         * Makefile.in (gencode): Provide explicit path to gencode.c.
 325
 326 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 327
 328         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 329         (m68hc12int.c): Generate using gencode -m6812.
 330         (m68hc11int.c): Likewise with -m6811.
 331
 332         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 333         (m6811_page1_opcodes): Remove duplicate entries.
 334         (m6811_page2_opcodes): Likewise.
 335         (m6811_page3_opcodes): Likewise.
 336         (m6811_page4_opcodes): Likewise.
 337         (m6812_page1_opcodes): New table for 68HC12 instructions.
 338         (m6812_page2_opcodes): Likewise.
 339         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 340         (gen_save_result): Likewise.
 341         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 342         (cmp_opcode): New function for opcode comparision.
 343         (prepare_table): Sort the opcodes.
 344         (gen_interpreter): Prepare all the tables and generate either
 345         a 68HC11 or a 68HC12 simulator.
 346         (main): New options -m6811 and -m6812.
 347
 348         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 349         (cpu_special): Simulation of some 68HC12 instructions.
 350         (cpu_exg): New function.
 351         (cpu_dbcc): Likewise.
 352         (cpu_fetch_relbranch16): Likewise.
 353         (cpu_push_all): Push according to 68HC11 or 68HC12.
 354         (cpu_move16): Likewise.
 355         (cpu_move8): Likewise.
 356         (cpu_get_indexed_operand16): Likewise.
 357         (cpu_get_indexed_operand8): Likewise.
 358         (cpu_get_indexed_operand_addr): Likewise.
 359         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 360         (cpu_reset): Setup INIT register according to architecture.
 361
 362         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 363         (_sim_cpu): Keep track of the cpu being simulated.
 364         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 365         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 366         (cpu_m68hc11_pop_uint8): Likewise.
 367         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 368         (cpu_m68hc12_pop_uintxx): Likewise.
 369         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 370         (cpu_fetch_relbranch16): Likewise.
 371         (cpu_interp_m6811): Rename of cpu_interp.
 372         (cpu_interp_m6812): New function.
 373         * interp.c (free_state): New function.
 374         (dev_list_68hc12): New table.
 375         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 376         (sim_hw_configure): New function.
 377         (sim_prepare_for_program): New function.
 378         (sim_open): Use above new functions.
 379         (sim_close): Call free_state().
 380         (sim_info): Print info according to cpu.
 381         (sim_create_inferior): Use sim_prepare_for_program.
 382         (sim_do_command): Configure the hardware after a change of the
 383         architecture.
 384
 385 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 386
 387         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 388         pending interrupts.
 389         * interrupts.c (interrupts_process): Keep track of the last number
 390         of masked insn cycles.
 391         (interrupts_initialize): Clear last number of masked insn cycles.
 392         (interrupts_info): Report them.
 393         (interrupts_update_pending): Compute clear and set masks of
 394         interrupts and clear the interrupt bits before setting them
 395         (due to SCI interrupt sharing).
 396         * interrupts.h (struct interrupts): New members last_mask_cycles
 397         and xirq_last_mask_cycles.
 398
 399 2000-11-26  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 400
 401         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 402         instead of a hard-coded value.
 403         (m68hc11cpu_io_write_buffer): Likewise.
 404         (dv_m68hc11_descriptor): Define a 68hc12 device.
 405         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 406         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 407         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 408         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 409
 410 2000-11-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 411
 412         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 413         (m68hc11cpu_delete): Delete handler to detach the address space.
 414
 415 2000-11-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 416
 417         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 418         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 419         instead of free and malloc.
 420
 421 2000-09-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 422
 423         * Makefile.in: Was missing from initial patch.
 424
 425 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 426
 427         * interp.c (sim_store_register): Remove soft register hack.
 428         (sim_fetch_register): Likewise.
 429         (sim_create_inferior): Likewise.
 430         * sim-main.h: Likewise.
 431
 432 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 433
 434         * interrupts.c (interrupts_update_pending): Clear the mask of
 435         pending interrupts here.
 436         (interrupts_get_current): Don't clear the mask of pending interrupts.
 437
 438 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 439
 440         * sim-main.h: Define cycle_to_string.
 441         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 442         the cpu cycle into some formatted time string.
 443         (m68hc11tim_print_timer): Use it.
 444         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 445         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 446         * interrupts.c (interrupts_info): Likewise.
 447         * m68hc11_sim.c (cpu_info): Likewise.
 448
 449 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 450
 451         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 452         interrupt and compare events accurately.  Take into account the
 453         pending ticks not processed by the simulator yet (introduced a shift).
 454         (m68hc11_port_event): Reset the timer interrupt delays.
 455         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 456         (m68hc11tim_io_write_buffer): Likewise for write.
 457         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 458
 459 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 460
 461         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 462         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 463         (m68hc11spi_info): Clarify the status report
 464         of the SPI when a byte is being sent.
 465         (m68hc11spi_clock): Fix the spi send frame.
 466
 467 2000-08-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 468
 469         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 470         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 471         whether the eeprom is currently mapped or not.
 472         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 473         or map the eeprom.  Update the flag to reflect the current state.
 474         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 475         (m68hc11eepr_finish): Remove overlap hack.
 476         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 477         config and control registers.
 478         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 479         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 480         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 481         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 482         (attach_m68hc11spi_regs): Likewise.
 483         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 484         (attach_m68hc11tim_regs): Likewise.
 485         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 486         (attach_m68hc11sio_regs): Likewise.
 487         * interp.c (sim_open): Likewise.
 488         * dv-nvram.c (attach_nvram_regs): Likewise.
 489
 490 Thu Jul 27 21:27:25 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 491
 492         * configure, config.in: Regenerate.
 493
 494 2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 495
 496         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 497         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 498         (dv_m6811_detach_address_callback): New function to detach a
 499         device from an address space.
 500         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 501         config register according to --cpu-config option.
 502         * sim-main.h (_sim_cpu): Add cpu_config member.
 503         * interp.c (sim_open): Delete specific simulator options.
 504         * m68hc11_sim.c (cpu_option_handler): New options
 505         --emulos and -cpu-config <val> to configure the simulator.
 506         (cpu_initialize): Initialize cpu_config member.
 507
 508 2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 509
 510         * emulos.c: Fix indentation and comments.
 511         * gencode.c: Likewise.
 512         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 513         (m68hc11tim_io_write_buffer): Write compare registers and
 514         setup compare event.
 515         * interp.c: Remove unused global variables.
 516         * interrupts.c (idefs): New compare interrupts.
 517         Fix indentation and comments.
 518         * interrupts.h: Likewise.
 519
 520 2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 521
 522         * dv-m68hc11sio.c: Fix indentation and comments.
 523         Remove INT_PORT.
 524         * dv-m68hc11.c: Fix indentation and comments.
 525         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 526         * m68hc11_sim.c (cpu_reset): To here.
 527         * dv-m68hc11eepr.c: Fix indentation and comments.
 528
 529 2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 530
 531         * dv-nvram.c: New file, rename from dv-pram.c.
 532         * dv-pram.c: Delete file.
 533         * sim-main.h: Incorporate m68hc11_sim.h.
 534         * m68hc11_sim.h: Delete file.
 535         * configure.in: Rename pram into nvram.
 536         * interp.c (sim_open): Likewise in creation of device tree.
 537
 538 2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 539
 540         * interp.c (sim_open): Create the SPI device.
 541         * dv-m68hc11spi.c: New file for SPI device simulation.
 542         * configure.in (hw_extra_devices): Add SPI device.
 543
 544 2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 545
 546         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 547         (interrupts_process): Separate IRQ and XIRQ accounting.
 548         (interrupts_info): Report XIRQ accounting.
 549         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 550
 551 2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>
 552
 553         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 554         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 555         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 556         configuration from the 'mode' device tree property.
 557         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 558         configuration.
 559
 560 2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>
 561
 562         * sim-main.h: Remove WITH_TARGET_* defines.
 563         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 564
 565 2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>
 566
 567         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 568         1200 baud when cpu is in bootstrap mode.
 569
 570         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 571         write in the TCTN timer register.
 572
 573         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 574         by 4 to obtain the E clock frequency.
 575         (sccr2_desc): Use M6811_TIE for TIE bit.
 576         (m68hc11sio_info): Fix baud rate report.
 577
 578         * dv-m68hc11tim.c (to_realtime): Likewise.
 579
 580         * interp.c (sim_open): When building device tree, only provide
 581         devices that do not exist yet.
 582
 583         * emulos.c: Fix compilation pb under Windows.
 584
 585         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 586         from the 'clock' property.
 587
 588 2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>
 589
 590         * m68hc11_sim.h (*_REGNUM): Define.
 591         (_sim_cpu): New member cpu_page0_reg table.
 592         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 593         addresses of soft registers in .page0.
 594         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 595         to get/set soft registers.
 596
 597 1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>
 598
 599         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 600         returning random values.
 601
 602 1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>
 603
 604         * gencode.c: Fix "subb N,x" that used a instead of b.
 605
 606 1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>
 607
 608         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 609
 610 1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>
 611
 612         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 613
 614 1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>
 615
 616         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 617         register region in the m68hc11cpu struct.
 618         (m68hc11cpu_io_write): When the IO mapping addres changes,
 619         detach the register region and re-attach it at the new address.
 620         (m68hc11cpu_io_read_buffer): Renamed base_address into
 621         attach_address.
 622         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 623         to m68hc11cpu_io_write.
 624
 625 1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>
 626
 627         * gencode.c: For sbc8, check the carry and increment the source
 628         before trying to set the carry for the result.
 629
 630 1999-05-24  John S. Kallal <kallal@voicenet.com>
 631
 632         * interp.c (sim_get_info): Don't crash if the command line is 0.
 633         Define prototype for sim_get_info() and init_system().
 634         (sim_info): Correct call to sim_get_info().
 635
 636 1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>
 637
 638         * configure.in: Recognize m6811-*-*.
 639         * configure: Regenerate.
 640         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 641         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 642         Correct the computation of carry of 8 and 16-bits add and subtract.
 643         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 644         overflow set in a different manner than add).
 645
 646 1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>
 647
 648         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 649         trace message.
 650         * interp.c (sim_open, sim_create_inferior): Initialize the
 651         cpu_elf_start from the ELF header.
 652         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 653         (cpu_restart): Use cpu_elf_start as the starting address when
 654         the flag is set.
 655         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 656         exits the simulator (exit status is in D).
 657         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 658         cpu_elf_star to start execution at address specified in ELF file.
 659
 660 1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>
 661
 662         * Makefile.in, config.in, configure, configure.in: New files.
 663         * gencode.c: New file, generation of 68HC11 interpreter.
 664         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 665         for interpreter.
 666         * interrupts.c, interrupts.h: New files, management of interrupts.
 667         * interp.c, sim-main.h,
 668         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 669         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 670         68HC11 (dv-pram.c is generic and could probably migrate to common).
 671         * emulos.c: New file, basic emulation of some os.