sim/m68hc11/ChangeLog

   1 2015-03-16  Mike Frysinger  <[email protected]>
   2
   3         * config.in, configure: Regenerate.
   4
   5 2015-03-14  Mike Frysinger  <[email protected]>
   6
   7         * Makefile.in (SIM_RUN_OBJS): Delete.
   8
   9 2015-03-14  Mike Frysinger  <[email protected]>
  10
  11         * configure.ac (AC_CHECK_HEADERS): Delete.
  12         * aclocal.m4, configure: Regenerate.
  13
  14 2014-08-19  Alan Modra  <[email protected]>
  15
  16         * configure: Regenerate.
  17
  18 2014-08-15  Roland McGrath  <[email protected]>
  19
  20         * configure: Regenerate.
  21         * config.in: Regenerate.
  22
  23 2014-03-04  Mike Frysinger  <[email protected]>
  24
  25         * configure: Regenerate.
  26
  27 2013-09-23  Alan Modra  <[email protected]>
  28
  29         * configure: Regenerate.
  30
  31 2013-06-03  Mike Frysinger  <[email protected]>
  32
  33         * aclocal.m4, configure: Regenerate.
  34
  35 2013-05-10  Freddie Chopin  <[email protected]>
  36
  37         * configure: Rebuild.
  38
  39 2013-03-26  Mike Frysinger  <[email protected]>
  40
  41         * configure: Regenerate.
  42
  43 2013-03-23  Joel Sherrill  <[email protected]>
  44
  45         * configure.ac: Use $SIM_DV_SOCKSER_O.
  46         * configure: Regenerated.
  47
  48 2012-06-15  Joel Brobecker  <[email protected]>
  49
  50         * config.in, configure: Regenerate.
  51
  52 2012-03-24  Mike Frysinger  <[email protected]>
  53
  54         * aclocal.m4, config.in, configure: Regenerate.
  55
  56 2011-12-03  Mike Frysinger  <[email protected]>
  57
  58         * aclocal.m4: New file.
  59         * configure: Regenerate.
  60
  61 2011-10-19  Mike Frysinger  <[email protected]>
  62
  63         * configure: Regenerate after common/acinclude.m4 update.
  64
  65 2011-10-17  Mike Frysinger  <[email protected]>
  66
  67         * configure.ac: Change include to common/acinclude.m4.
  68
  69 2011-10-17  Mike Frysinger  <[email protected]>
  70
  71         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
  72         call.  Replace common.m4 include with SIM_AC_COMMON.
  73         * configure: Regenerate.
  74
  75 2011-07-05  Mike Frysinger  <[email protected]>
  76
  77         * interp.c (sim_do_command): Delete.
  78
  79 2010-01-09  Ralf Wildenhues  <[email protected]>
  80
  81         * configure: Regenerate.
  82
  83 2009-08-22  Ralf Wildenhues  <[email protected]>
  84
  85         * config.in: Regenerate.
  86         * configure: Likewise.
  87
  88         * configure: Regenerate.
  89
  90 2008-07-11  Hans-Peter Nilsson  <[email protected]>
  91
  92         * configure: Regenerate to track ../common/common.m4 changes.
  93         * config.in: Ditto.
  94
  95 2008-06-06  Vladimir Prus  <[email protected]>
  96             Daniel Jacobowitz  <[email protected]>
  97             Joseph Myers  <[email protected]>
  98
  99         * configure: Regenerate.
 100
 101 2006-12-21  Hans-Peter Nilsson  <[email protected]>
 102
 103         * config.in: Regenerate.
 104
 105 2006-06-13  Richard Earnshaw  <[email protected]>
 106
 107         * configure: Regenerated.
 108
 109 2006-06-05  Daniel Jacobowitz  <[email protected]>
 110
 111         * configure: Regenerated.
 112
 113 2006-05-31  Daniel Jacobowitz  <[email protected]>
 114
 115         * configure: Regenerated.
 116
 117 2006-03-29  Hans-Peter Nilsson  <[email protected]>
 118
 119         * configure: Regenerate.
 120
 121 2005-03-23  Mark Kettenis  <[email protected]>
 122
 123         * configure: Regenerate.
 124
 125 2005-01-14  Andrew Cagney  <[email protected]>
 126
 127         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 128         explicit call to AC_CONFIG_HEADER.
 129         * configure: Regenerate.
 130
 131 2005-01-11  Andrew Cagney  <[email protected]>
 132
 133         * configure: Regenerated to track ../common/aclocal.m4 changes.
 134
 135 2005-01-07  Andrew Cagney  <[email protected]>
 136
 137         * configure.ac: Rename configure.in, require autoconf 2.59.
 138         * configure: Re-generate.
 139
 140 2004-12-08  Hans-Peter Nilsson  <[email protected]>
 141
 142         * configure: Regenerate for ../common/aclocal.m4 update.
 143
 144 2004-06-15  Alan Modra  <[email protected]>
 145
 146         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
 147         instead of bfd_get_section_size_before_reloc.
 148
 149 2003-08-08  Stephane Carrez  <[email protected]>
 150
 151         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
 152         control the translation.
 153         (m68hc11tim_print_timer): Update cycle_to_string conversion.
 154         (m68hc11tim_timer_event): Fix handling of output
 155         compare register with its interrupts.
 156         (m68hc11tim_io_write_buffer): Check output compare
 157         after setting M6811_TMSK1.
 158         (m68hc11tim_io_read_buffer): Fix compilation warning.
 159         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
 160         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 161         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
 162         * interrupts.c (interrupts_info): Likewise.
 163         (interrupts_reset): Recognize bootstrap mode.
 164         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
 165         (_sim_cpu): Add cpu_start_mode.
 166         (cycle_to_string): Add flags member.
 167         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
 168         (cpu_options): Declare new option bootstrap.
 169         (cpu_option_handler): Handle it.
 170         (cpu_info): Update call to cycle_to_string.
 171
 172 2003-08-08  Stephane Carrez  <[email protected]>
 173
 174         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
 175         the physical address in virtual address.
 176         (struct _sim_cpu): Add memory bank members.
 177         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
 178         * interp.c (sim_hw_configure): Create memory bank according to memory
 179         bank parameters.
 180         (sim_get_bank_parameters): New function to obtain memory bank config
 181         from the symbol table.
 182         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
 183         (sim_open): Call sim_prepare_for_program.
 184         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
 185         to check if address is within bank window.
 186         (m68hc11cpu_io_read_buffer): Likewise.
 187         (attach_m68hc11_regs): Map the memory bank according to memory bank
 188         parameters.
 189
 190 2003-08-08  Stephane Carrez  <[email protected]>,
 191
 192         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 193
 194 2003-08-08  Stephane Carrez  <[email protected]>,
 195             Gary Piercey <[email protected]>
 196
 197         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 198         * sim-main.h (print_io_word): Declare.
 199         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 200         (tflg1_desc): Likewise for TFLG1.
 201         (m68hc11tim_info): Print input and output compare registers
 202
 203 2003-03-02  Stephane Carrez  <[email protected]>
 204
 205         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 206         to 32 to support memory bank switching; temporarily use 32-bit for
 207         WORD_BITSIZE to avoid a bug in sim-common.
 208
 209 2003-03-01  Stephane Carrez  <[email protected]>
 210
 211         * interp.c (sim_fetch_register): Only store a single byte for
 212         1 byte registers.
 213
 214 2003-02-27  Andrew Cagney  <[email protected]>
 215
 216         * interp.c (sim_prepare_for_program, sim_open)
 217         (sim_create_inferior): Rename _bfd to bfd.
 218
 219 2002-08-13  Stephane Carrez  <[email protected]>
 220
 221         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 222
 223 2002-08-13  Marko Kohtala  <[email protected]>
 224
 225         * interp.c (sim_prepare_for_program): Look up the image for the
 226         reset vector and set cpu_use_elf_start to 1 if not found.
 227         (sim_open): Do not set cpu_use_elf_start.
 228
 229 2002-08-13  Marko Kohtala  <[email protected]>
 230
 231         * interp.c (sim_hw_configure): Return 1 for success.
 232         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 233         return SIM_RC_FAIL.
 234
 235 2002-08-13  Stephane Carrez  <[email protected]>
 236
 237         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 238         bank window to some virtual address to read from extended memory.
 239         (m68hc11cpu_io_write_buffer): Likewise for writing.
 240         (attach_m68hc11_regs): When use_bank property is defined, attach
 241         to the 68HC12 16K memory bank window.
 242         * interp.c (sim_hw_configure): Create memory region for banked
 243         memory.
 244
 245 2002-08-13  Stephane Carrez  <[email protected]>
 246
 247         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 248         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 249         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 250
 251 2002-08-13  Marko Kohtala  <[email protected]>
 252
 253         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 254         when IO mapping changed, not when internal RAM mapping is changed.
 255
 256 2002-08-13  Stephane Carrez  <[email protected]>
 257
 258         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 259         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 260         (m6811_regs): Add page register.
 261         (cpu_set_page, cpu_get_page): New macros.
 262         (phys_to_virt): New function.
 263         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 264         * gencode.c: Identify indirect addressing mode for call and fix daa.
 265         (gen_function_entry): New param to tell if src8/dst8 locals are
 266         necessary.
 267         (gen_interpreter): Use it to avoid generation of unused variables.
 268         * interp.c (sim_fetch_register): Allow to read page register; page
 269         register, A, B and CCR are only 1 byte wide.
 270         (sim_store_register): Likewise for writing.
 271
 272 2002-06-16  Andrew Cagney  <[email protected]>
 273
 274         * configure: Regenerated to track ../common/aclocal.m4 changes.
 275
 276 2002-06-09  Andrew Cagney  <[email protected]>
 277
 278         * Makefile.in (INCLUDE): Update path to callback.h.
 279         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 280
 281 2002-03-07  Stephane Carrez  <[email protected]>
 282
 283         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 284         (cpu_move16): Likewise.
 285         (sim_memory_error): Use sim_io_printf.
 286         (cpu_option_handler): Fix compilation warning.
 287         * interp.c (sim_hw_configure): Fix compilation warning;
 288         remove m68hc12sio@2 device.
 289         (sim_open): Likewise.
 290         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 291         flags when reset.
 292         (cycle_to_string): Improve convertion of cpu cycle number.
 293         (m68hc11tim_info): Print info about PACNT.
 294         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 295         TCTL1 and TCTL2 registers.
 296         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 297
 298 2002-03-07  Stephane Carrez  <[email protected]>
 299
 300         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 301         cpu struct.
 302         (sim_hw_configure): Connect the capture input/output events.
 303         * sim-main.h (_sim_cpu): New member hw_cpu.
 304         (m68hc11cpu_set_oscillator): Declare.
 305         (m68hc11cpu_clear_oscillator): Declare.
 306         (m68hc11cpu_set_port): Declare.
 307         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 308         (m68hc11cpu_ports): New input ports and output ports to reflect
 309         the HC11 IOs.
 310         (m68hc11_delete): Cleanup any running oscillator.
 311         (attach_m68hc11_regs): Create the input oscillators.
 312         (make_oscillator): New function.
 313         (find_oscillator): New function.
 314         (oscillator_handler): New function.
 315         (reset_oscillators): New function.
 316         (m68hc11cpu_port_event): Handle the new input ports.
 317         (m68hc11cpu_set_oscillator): New function.
 318         (m68hc11cpu_clear_oscillator): New function.
 319         (get_frequency): New function.
 320         (m68hc11_option_handler): New function.
 321         (m68hc11cpu_set_port): New function.
 322         (m68hc11cpu_io_write): Post the port output events.
 323         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 324         the output port value.
 325         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 326         by latching the TCNT value in the register.
 327
 328 2002-03-07  Stephane Carrez  <[email protected]>
 329
 330         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 331         (cpu_frame_reg, cpu_print_frame): Remove.
 332         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 333         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 334         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 335         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 336         * m68hc11_sim.c (cpu_find_frame): Remove.
 337         (cpu_create_frame_list): Remove.
 338         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 339         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 340         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 341         (cpu_update_frame): Likewise.
 342         (cpu_return): Likewise.
 343         (cpu_reset): Likewise.
 344         (cpu_initialize): Likewise.
 345         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 346
 347 2002-03-07  Stephane Carrez  <[email protected]>
 348
 349         * interrupts.c (interrupts_reset): New function, setup interrupt
 350         vector address according to cpu mode.
 351         (interrupts_initialize): Move reset portion to the above.
 352         (interrupt_names): New table to give a name to interrupts.
 353         (idefs): Handle pulse accumulator interrupts.
 354         (interrupts_info): Print the interrupt history.
 355         (interrupt_option_handler): New function.
 356         (interrupt_options): New table of options.
 357         (interrupts_update_pending): Keep track of when interrupts are
 358         raised and implement breakpoint-on-raise-interrupt.
 359         (interrupts_process): Keep track of when interrupts are taken
 360         and implement breakpoint-on-interrupt.
 361         * interrupts.h (struct interrupt_history): Define.
 362         (struct interrupt): Keep track of the interrupt history.
 363         (interrupts_reset): Declare.
 364         (interrupts_initialize): Update prototype.
 365         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 366         (cpu_initialize): Cleanup.
 367
 368 2001-07-28  Stephane Carrez  <[email protected]>
 369
 370         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 371         address.
 372         (m68hc11eepr_port_event): Fix detach/attach logic.
 373
 374 2001-07-22  Stephane Carrez  <[email protected]>
 375
 376         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 377         * interp.c (sim_resume): New function from sim-resume.c, install
 378         the stepping event after having processed the pending ticks.
 379         (has_stepped): Likewise.
 380         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 381
 382 2001-07-10  Andrew Cagney  <[email protected]>
 383
 384         * Makefile.in (gencode): Provide explicit path to gencode.c.
 385
 386 2001-05-20  Stephane Carrez  <[email protected]>
 387
 388         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 389         (m68hc12int.c): Generate using gencode -m6812.
 390         (m68hc11int.c): Likewise with -m6811.
 391
 392         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 393         (m6811_page1_opcodes): Remove duplicate entries.
 394         (m6811_page2_opcodes): Likewise.
 395         (m6811_page3_opcodes): Likewise.
 396         (m6811_page4_opcodes): Likewise.
 397         (m6812_page1_opcodes): New table for 68HC12 instructions.
 398         (m6812_page2_opcodes): Likewise.
 399         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 400         (gen_save_result): Likewise.
 401         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 402         (cmp_opcode): New function for opcode comparision.
 403         (prepare_table): Sort the opcodes.
 404         (gen_interpreter): Prepare all the tables and generate either
 405         a 68HC11 or a 68HC12 simulator.
 406         (main): New options -m6811 and -m6812.
 407
 408         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 409         (cpu_special): Simulation of some 68HC12 instructions.
 410         (cpu_exg): New function.
 411         (cpu_dbcc): Likewise.
 412         (cpu_fetch_relbranch16): Likewise.
 413         (cpu_push_all): Push according to 68HC11 or 68HC12.
 414         (cpu_move16): Likewise.
 415         (cpu_move8): Likewise.
 416         (cpu_get_indexed_operand16): Likewise.
 417         (cpu_get_indexed_operand8): Likewise.
 418         (cpu_get_indexed_operand_addr): Likewise.
 419         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 420         (cpu_reset): Setup INIT register according to architecture.
 421
 422         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 423         (_sim_cpu): Keep track of the cpu being simulated.
 424         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 425         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 426         (cpu_m68hc11_pop_uint8): Likewise.
 427         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 428         (cpu_m68hc12_pop_uintxx): Likewise.
 429         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 430         (cpu_fetch_relbranch16): Likewise.
 431         (cpu_interp_m6811): Rename of cpu_interp.
 432         (cpu_interp_m6812): New function.
 433         * interp.c (free_state): New function.
 434         (dev_list_68hc12): New table.
 435         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 436         (sim_hw_configure): New function.
 437         (sim_prepare_for_program): New function.
 438         (sim_open): Use above new functions.
 439         (sim_close): Call free_state().
 440         (sim_info): Print info according to cpu.
 441         (sim_create_inferior): Use sim_prepare_for_program.
 442         (sim_do_command): Configure the hardware after a change of the
 443         architecture.
 444
 445 2001-05-20  Stephane Carrez  <[email protected]>
 446
 447         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 448         pending interrupts.
 449         * interrupts.c (interrupts_process): Keep track of the last number
 450         of masked insn cycles.
 451         (interrupts_initialize): Clear last number of masked insn cycles.
 452         (interrupts_info): Report them.
 453         (interrupts_update_pending): Compute clear and set masks of
 454         interrupts and clear the interrupt bits before setting them
 455         (due to SCI interrupt sharing).
 456         * interrupts.h (struct interrupts): New members last_mask_cycles
 457         and xirq_last_mask_cycles.
 458
 459 2000-11-26  Stephane Carrez  <[email protected]>
 460
 461         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 462         instead of a hard-coded value.
 463         (m68hc11cpu_io_write_buffer): Likewise.
 464         (dv_m68hc11_descriptor): Define a 68hc12 device.
 465         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 466         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 467         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 468         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 469
 470 2000-11-22  Stephane Carrez  <[email protected]>
 471
 472         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 473         (m68hc11cpu_delete): Delete handler to detach the address space.
 474
 475 2000-11-24  Stephane Carrez  <[email protected]>
 476
 477         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 478         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 479         instead of free and malloc.
 480
 481 2000-09-11  Stephane Carrez  <[email protected]>
 482
 483         * Makefile.in: Was missing from initial patch.
 484
 485 2000-09-10  Stephane Carrez  <[email protected]>
 486
 487         * interp.c (sim_store_register): Remove soft register hack.
 488         (sim_fetch_register): Likewise.
 489         (sim_create_inferior): Likewise.
 490         * sim-main.h: Likewise.
 491
 492 2000-09-10  Stephane Carrez  <[email protected]>
 493
 494         * interrupts.c (interrupts_update_pending): Clear the mask of
 495         pending interrupts here.
 496         (interrupts_get_current): Don't clear the mask of pending interrupts.
 497
 498 2000-09-10  Stephane Carrez  <[email protected]>
 499
 500         * sim-main.h: Define cycle_to_string.
 501         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 502         the cpu cycle into some formatted time string.
 503         (m68hc11tim_print_timer): Use it.
 504         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 505         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 506         * interrupts.c (interrupts_info): Likewise.
 507         * m68hc11_sim.c (cpu_info): Likewise.
 508
 509 2000-09-06  Stephane Carrez  <[email protected]>
 510
 511         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 512         interrupt and compare events accurately.  Take into account the
 513         pending ticks not processed by the simulator yet (introduced a shift).
 514         (m68hc11_port_event): Reset the timer interrupt delays.
 515         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 516         (m68hc11tim_io_write_buffer): Likewise for write.
 517         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 518
 519 2000-09-06  Stephane Carrez  <[email protected]>
 520
 521         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 522         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 523         (m68hc11spi_info): Clarify the status report
 524         of the SPI when a byte is being sent.
 525         (m68hc11spi_clock): Fix the spi send frame.
 526
 527 2000-08-11  Stephane Carrez  <[email protected]>
 528
 529         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 530         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 531         whether the eeprom is currently mapped or not.
 532         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 533         or map the eeprom.  Update the flag to reflect the current state.
 534         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 535         (m68hc11eepr_finish): Remove overlap hack.
 536         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 537         config and control registers.
 538         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 539         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 540         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 541         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 542         (attach_m68hc11spi_regs): Likewise.
 543         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 544         (attach_m68hc11tim_regs): Likewise.
 545         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 546         (attach_m68hc11sio_regs): Likewise.
 547         * interp.c (sim_open): Likewise.
 548         * dv-nvram.c (attach_nvram_regs): Likewise.
 549
 550 Thu Jul 27 21:27:25 2000  Andrew Cagney  <[email protected]>
 551
 552         * configure, config.in: Regenerate.
 553
 554 2000-06-25  Stephane Carrez  <[email protected]>
 555
 556         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 557         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 558         (dv_m6811_detach_address_callback): New function to detach a
 559         device from an address space.
 560         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 561         config register according to --cpu-config option.
 562         * sim-main.h (_sim_cpu): Add cpu_config member.
 563         * interp.c (sim_open): Delete specific simulator options.
 564         * m68hc11_sim.c (cpu_option_handler): New options
 565         --emulos and -cpu-config <val> to configure the simulator.
 566         (cpu_initialize): Initialize cpu_config member.
 567
 568 2000-06-24  Stephane Carrez  <[email protected]>
 569
 570         * emulos.c: Fix indentation and comments.
 571         * gencode.c: Likewise.
 572         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 573         (m68hc11tim_io_write_buffer): Write compare registers and
 574         setup compare event.
 575         * interp.c: Remove unused global variables.
 576         * interrupts.c (idefs): New compare interrupts.
 577         Fix indentation and comments.
 578         * interrupts.h: Likewise.
 579
 580 2000-06-18  Stephane Carrez  <[email protected]>
 581
 582         * dv-m68hc11sio.c: Fix indentation and comments.
 583         Remove INT_PORT.
 584         * dv-m68hc11.c: Fix indentation and comments.
 585         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 586         * m68hc11_sim.c (cpu_reset): To here.
 587         * dv-m68hc11eepr.c: Fix indentation and comments.
 588
 589 2000-06-17  Stephane Carrez  <[email protected]>
 590
 591         * dv-nvram.c: New file, rename from dv-pram.c.
 592         * dv-pram.c: Delete file.
 593         * sim-main.h: Incorporate m68hc11_sim.h.
 594         * m68hc11_sim.h: Delete file.
 595         * configure.in: Rename pram into nvram.
 596         * interp.c (sim_open): Likewise in creation of device tree.
 597
 598 2000-05-31  Stephane Carrez  <[email protected]>
 599
 600         * interp.c (sim_open): Create the SPI device.
 601         * dv-m68hc11spi.c: New file for SPI device simulation.
 602         * configure.in (hw_extra_devices): Add SPI device.
 603
 604 2000-05-28  Stephane Carrez  <[email protected]>
 605
 606         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 607         (interrupts_process): Separate IRQ and XIRQ accounting.
 608         (interrupts_info): Report XIRQ accounting.
 609         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 610
 611 2000-04-16  Stephane Carrez  <[email protected]>
 612
 613         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 614         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 615         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 616         configuration from the 'mode' device tree property.
 617         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 618         configuration.
 619
 620 2000-02-24  Stephane Carrez  <[email protected]>
 621
 622         * sim-main.h: Remove WITH_TARGET_* defines.
 623         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 624
 625 2000-02-08  Stephane Carrez  <[email protected]>
 626
 627         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 628         1200 baud when cpu is in bootstrap mode.
 629
 630         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 631         write in the TCTN timer register.
 632
 633         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 634         by 4 to obtain the E clock frequency.
 635         (sccr2_desc): Use M6811_TIE for TIE bit.
 636         (m68hc11sio_info): Fix baud rate report.
 637
 638         * dv-m68hc11tim.c (to_realtime): Likewise.
 639
 640         * interp.c (sim_open): When building device tree, only provide
 641         devices that do not exist yet.
 642
 643         * emulos.c: Fix compilation pb under Windows.
 644
 645         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 646         from the 'clock' property.
 647
 648 2000-01-02  Stephane Carrez  <[email protected]>
 649
 650         * m68hc11_sim.h (*_REGNUM): Define.
 651         (_sim_cpu): New member cpu_page0_reg table.
 652         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 653         addresses of soft registers in .page0.
 654         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 655         to get/set soft registers.
 656
 657 1999-12-31  Stephane Carrez  <[email protected]>
 658
 659         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 660         returning random values.
 661
 662 1999-12-17  Stephane Carrez  <[email protected]>
 663
 664         * gencode.c: Fix "subb N,x" that used a instead of b.
 665
 666 1999-09-09  Stephane Carrez  <[email protected]>
 667
 668         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 669
 670 1999-09-01  Stephane Carrez  <[email protected]>
 671
 672         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 673
 674 1999-08-14  Stephane Carrez  <[email protected]>
 675
 676         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 677         register region in the m68hc11cpu struct.
 678         (m68hc11cpu_io_write): When the IO mapping addres changes,
 679         detach the register region and re-attach it at the new address.
 680         (m68hc11cpu_io_read_buffer): Renamed base_address into
 681         attach_address.
 682         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 683         to m68hc11cpu_io_write.
 684
 685 1999-08-13  Stephane Carrez  <[email protected]>
 686
 687         * gencode.c: For sbc8, check the carry and increment the source
 688         before trying to set the carry for the result.
 689
 690 1999-05-24  John S. Kallal <[email protected]>
 691
 692         * interp.c (sim_get_info): Don't crash if the command line is 0.
 693         Define prototype for sim_get_info() and init_system().
 694         (sim_info): Correct call to sim_get_info().
 695
 696 1999-05-16  Stephane Carrez  <[email protected]>
 697
 698         * configure.in: Recognize m6811-*-*.
 699         * configure: Regenerate.
 700         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 701         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 702         Correct the computation of carry of 8 and 16-bits add and subtract.
 703         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 704         overflow set in a different manner than add).
 705
 706 1999-05-14  Stephane Carrez  <[email protected]>
 707
 708         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 709         trace message.
 710         * interp.c (sim_open, sim_create_inferior): Initialize the
 711         cpu_elf_start from the ELF header.
 712         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 713         (cpu_restart): Use cpu_elf_start as the starting address when
 714         the flag is set.
 715         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 716         exits the simulator (exit status is in D).
 717         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 718         cpu_elf_star to start execution at address specified in ELF file.
 719
 720 1999-05-02  Stephane Carrez  <[email protected]>
 721
 722         * Makefile.in, config.in, configure, configure.in: New files.
 723         * gencode.c: New file, generation of 68HC11 interpreter.
 724         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 725         for interpreter.
 726         * interrupts.c, interrupts.h: New files, management of interrupts.
 727         * interp.c, sim-main.h,
 728         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 729         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 730         68HC11 (dv-pram.c is generic and could probably migrate to common).
 731         * emulos.c: New file, basic emulation of some os.