sim/m68hc11/ChangeLog

   1 2015-04-18  Mike Frysinger  <[email protected]>
   2
   3         * sim-main.h (SIM_CPU): Delete.
   4
   5 2015-04-18  Mike Frysinger  <[email protected]>
   6
   7         * sim-main.h (sim_cia): Delete.
   8
   9 2015-04-17  Mike Frysinger  <[email protected]>
  10
  11         * sim-main.h (CIA_GET, CIA_SET): Delete.
  12
  13 2015-04-15  Mike Frysinger  <[email protected]>
  14
  15         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
  16         * sim-main.h (STATE_CPU): Delete.
  17
  18 2015-04-13  Mike Frysinger  <[email protected]>
  19
  20         * configure: Regenerate.
  21
  22 2015-04-13  Mike Frysinger  <[email protected]>
  23
  24         * Makefile.in (SIM_OBJS): Add sim-cpu.o.
  25         * interp.c (m68hc11_pc_get, m68hc11_pc_set): New functions.
  26         (sim_open): Declare new local var i.  Call sim_cpu_alloc_all.
  27         Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
  28         (sim_pc_get): Delete.
  29         * sim-main.h (SIM_CPU): Define.
  30         (STATE_CPU): Drop &.
  31         (struct sim_state): Change cpu to an array of pointers.
  32
  33 2015-04-06  Mike Frysinger  <[email protected]>
  34
  35         * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
  36
  37 2015-03-31  Mike Frysinger  <[email protected]>
  38
  39         * m68hc11_sim.c (cpu_get_indexed_operand_addr,
  40         cpu_get_indexed_operand8, cpu_get_indexed_operand16): Rename restrict
  41         variable to restricted.
  42         * sim-main.h (cpu_get_indexed_operand_addr): Likewise.
  43
  44 2015-03-24  Mike Frysinger  <[email protected]>
  45
  46         * interp.c (sim_pc_get): New function.
  47
  48 2015-03-24  Mike Frysinger  <[email protected]>
  49
  50         * compile.c (sim_set_profile, sim_set_profile_size, sim_set_callbacks,
  51         sim_size, sim_trace): Delete.
  52         * sim-main.h (sim_set_profile, sim_set_profile_size): Delete.
  53
  54 2015-03-24  Mike Frysinger  <[email protected]>
  55
  56         * configure: Regenerate.
  57
  58 2015-03-23  Mike Frysinger  <[email protected]>
  59
  60         * configure: Regenerate.
  61
  62 2015-03-23  Mike Frysinger  <[email protected]>
  63
  64         * configure: Regenerate.
  65         * configure.ac (m68hc11_extra_objs): Delete.
  66         * Makefile.in (SIM_OBJS): Delete SIM_EXTRA_OBJS.
  67         (SIM_EXTRA_OBJS): Delete.
  68
  69 2015-03-16  Mike Frysinger  <[email protected]>
  70
  71         * config.in, configure: Regenerate.
  72
  73 2015-03-14  Mike Frysinger  <[email protected]>
  74
  75         * Makefile.in (SIM_RUN_OBJS): Delete.
  76
  77 2015-03-14  Mike Frysinger  <[email protected]>
  78
  79         * configure.ac (AC_CHECK_HEADERS): Delete.
  80         * aclocal.m4, configure: Regenerate.
  81
  82 2014-08-19  Alan Modra  <[email protected]>
  83
  84         * configure: Regenerate.
  85
  86 2014-08-15  Roland McGrath  <[email protected]>
  87
  88         * configure: Regenerate.
  89         * config.in: Regenerate.
  90
  91 2014-03-04  Mike Frysinger  <[email protected]>
  92
  93         * configure: Regenerate.
  94
  95 2013-09-23  Alan Modra  <[email protected]>
  96
  97         * configure: Regenerate.
  98
  99 2013-06-03  Mike Frysinger  <[email protected]>
 100
 101         * aclocal.m4, configure: Regenerate.
 102
 103 2013-05-10  Freddie Chopin  <[email protected]>
 104
 105         * configure: Rebuild.
 106
 107 2013-03-26  Mike Frysinger  <[email protected]>
 108
 109         * configure: Regenerate.
 110
 111 2013-03-23  Joel Sherrill  <[email protected]>
 112
 113         * configure.ac: Use $SIM_DV_SOCKSER_O.
 114         * configure: Regenerated.
 115
 116 2012-06-15  Joel Brobecker  <[email protected]>
 117
 118         * config.in, configure: Regenerate.
 119
 120 2012-03-24  Mike Frysinger  <[email protected]>
 121
 122         * aclocal.m4, config.in, configure: Regenerate.
 123
 124 2011-12-03  Mike Frysinger  <[email protected]>
 125
 126         * aclocal.m4: New file.
 127         * configure: Regenerate.
 128
 129 2011-10-19  Mike Frysinger  <[email protected]>
 130
 131         * configure: Regenerate after common/acinclude.m4 update.
 132
 133 2011-10-17  Mike Frysinger  <[email protected]>
 134
 135         * configure.ac: Change include to common/acinclude.m4.
 136
 137 2011-10-17  Mike Frysinger  <[email protected]>
 138
 139         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 140         call.  Replace common.m4 include with SIM_AC_COMMON.
 141         * configure: Regenerate.
 142
 143 2011-07-05  Mike Frysinger  <[email protected]>
 144
 145         * interp.c (sim_do_command): Delete.
 146
 147 2010-01-09  Ralf Wildenhues  <[email protected]>
 148
 149         * configure: Regenerate.
 150
 151 2009-08-22  Ralf Wildenhues  <[email protected]>
 152
 153         * config.in: Regenerate.
 154         * configure: Likewise.
 155
 156         * configure: Regenerate.
 157
 158 2008-07-11  Hans-Peter Nilsson  <[email protected]>
 159
 160         * configure: Regenerate to track ../common/common.m4 changes.
 161         * config.in: Ditto.
 162
 163 2008-06-06  Vladimir Prus  <[email protected]>
 164             Daniel Jacobowitz  <[email protected]>
 165             Joseph Myers  <[email protected]>
 166
 167         * configure: Regenerate.
 168
 169 2006-12-21  Hans-Peter Nilsson  <[email protected]>
 170
 171         * config.in: Regenerate.
 172
 173 2006-06-13  Richard Earnshaw  <[email protected]>
 174
 175         * configure: Regenerated.
 176
 177 2006-06-05  Daniel Jacobowitz  <[email protected]>
 178
 179         * configure: Regenerated.
 180
 181 2006-05-31  Daniel Jacobowitz  <[email protected]>
 182
 183         * configure: Regenerated.
 184
 185 2006-03-29  Hans-Peter Nilsson  <[email protected]>
 186
 187         * configure: Regenerate.
 188
 189 2005-03-23  Mark Kettenis  <[email protected]>
 190
 191         * configure: Regenerate.
 192
 193 2005-01-14  Andrew Cagney  <[email protected]>
 194
 195         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 196         explicit call to AC_CONFIG_HEADER.
 197         * configure: Regenerate.
 198
 199 2005-01-11  Andrew Cagney  <[email protected]>
 200
 201         * configure: Regenerated to track ../common/aclocal.m4 changes.
 202
 203 2005-01-07  Andrew Cagney  <[email protected]>
 204
 205         * configure.ac: Rename configure.in, require autoconf 2.59.
 206         * configure: Re-generate.
 207
 208 2004-12-08  Hans-Peter Nilsson  <[email protected]>
 209
 210         * configure: Regenerate for ../common/aclocal.m4 update.
 211
 212 2004-06-15  Alan Modra  <[email protected]>
 213
 214         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
 215         instead of bfd_get_section_size_before_reloc.
 216
 217 2003-08-08  Stephane Carrez  <[email protected]>
 218
 219         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
 220         control the translation.
 221         (m68hc11tim_print_timer): Update cycle_to_string conversion.
 222         (m68hc11tim_timer_event): Fix handling of output
 223         compare register with its interrupts.
 224         (m68hc11tim_io_write_buffer): Check output compare
 225         after setting M6811_TMSK1.
 226         (m68hc11tim_io_read_buffer): Fix compilation warning.
 227         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
 228         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 229         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
 230         * interrupts.c (interrupts_info): Likewise.
 231         (interrupts_reset): Recognize bootstrap mode.
 232         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
 233         (_sim_cpu): Add cpu_start_mode.
 234         (cycle_to_string): Add flags member.
 235         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
 236         (cpu_options): Declare new option bootstrap.
 237         (cpu_option_handler): Handle it.
 238         (cpu_info): Update call to cycle_to_string.
 239
 240 2003-08-08  Stephane Carrez  <[email protected]>
 241
 242         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
 243         the physical address in virtual address.
 244         (struct _sim_cpu): Add memory bank members.
 245         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
 246         * interp.c (sim_hw_configure): Create memory bank according to memory
 247         bank parameters.
 248         (sim_get_bank_parameters): New function to obtain memory bank config
 249         from the symbol table.
 250         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
 251         (sim_open): Call sim_prepare_for_program.
 252         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
 253         to check if address is within bank window.
 254         (m68hc11cpu_io_read_buffer): Likewise.
 255         (attach_m68hc11_regs): Map the memory bank according to memory bank
 256         parameters.
 257
 258 2003-08-08  Stephane Carrez  <[email protected]>,
 259
 260         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 261
 262 2003-08-08  Stephane Carrez  <[email protected]>,
 263             Gary Piercey <[email protected]>
 264
 265         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 266         * sim-main.h (print_io_word): Declare.
 267         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 268         (tflg1_desc): Likewise for TFLG1.
 269         (m68hc11tim_info): Print input and output compare registers
 270
 271 2003-03-02  Stephane Carrez  <[email protected]>
 272
 273         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 274         to 32 to support memory bank switching; temporarily use 32-bit for
 275         WORD_BITSIZE to avoid a bug in sim-common.
 276
 277 2003-03-01  Stephane Carrez  <[email protected]>
 278
 279         * interp.c (sim_fetch_register): Only store a single byte for
 280         1 byte registers.
 281
 282 2003-02-27  Andrew Cagney  <[email protected]>
 283
 284         * interp.c (sim_prepare_for_program, sim_open)
 285         (sim_create_inferior): Rename _bfd to bfd.
 286
 287 2002-08-13  Stephane Carrez  <[email protected]>
 288
 289         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 290
 291 2002-08-13  Marko Kohtala  <[email protected]>
 292
 293         * interp.c (sim_prepare_for_program): Look up the image for the
 294         reset vector and set cpu_use_elf_start to 1 if not found.
 295         (sim_open): Do not set cpu_use_elf_start.
 296
 297 2002-08-13  Marko Kohtala  <[email protected]>
 298
 299         * interp.c (sim_hw_configure): Return 1 for success.
 300         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 301         return SIM_RC_FAIL.
 302
 303 2002-08-13  Stephane Carrez  <[email protected]>
 304
 305         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 306         bank window to some virtual address to read from extended memory.
 307         (m68hc11cpu_io_write_buffer): Likewise for writing.
 308         (attach_m68hc11_regs): When use_bank property is defined, attach
 309         to the 68HC12 16K memory bank window.
 310         * interp.c (sim_hw_configure): Create memory region for banked
 311         memory.
 312
 313 2002-08-13  Stephane Carrez  <[email protected]>
 314
 315         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 316         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 317         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 318
 319 2002-08-13  Marko Kohtala  <[email protected]>
 320
 321         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 322         when IO mapping changed, not when internal RAM mapping is changed.
 323
 324 2002-08-13  Stephane Carrez  <[email protected]>
 325
 326         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 327         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 328         (m6811_regs): Add page register.
 329         (cpu_set_page, cpu_get_page): New macros.
 330         (phys_to_virt): New function.
 331         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 332         * gencode.c: Identify indirect addressing mode for call and fix daa.
 333         (gen_function_entry): New param to tell if src8/dst8 locals are
 334         necessary.
 335         (gen_interpreter): Use it to avoid generation of unused variables.
 336         * interp.c (sim_fetch_register): Allow to read page register; page
 337         register, A, B and CCR are only 1 byte wide.
 338         (sim_store_register): Likewise for writing.
 339
 340 2002-06-16  Andrew Cagney  <[email protected]>
 341
 342         * configure: Regenerated to track ../common/aclocal.m4 changes.
 343
 344 2002-06-09  Andrew Cagney  <[email protected]>
 345
 346         * Makefile.in (INCLUDE): Update path to callback.h.
 347         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 348
 349 2002-03-07  Stephane Carrez  <[email protected]>
 350
 351         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 352         (cpu_move16): Likewise.
 353         (sim_memory_error): Use sim_io_printf.
 354         (cpu_option_handler): Fix compilation warning.
 355         * interp.c (sim_hw_configure): Fix compilation warning;
 356         remove m68hc12sio@2 device.
 357         (sim_open): Likewise.
 358         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 359         flags when reset.
 360         (cycle_to_string): Improve convertion of cpu cycle number.
 361         (m68hc11tim_info): Print info about PACNT.
 362         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 363         TCTL1 and TCTL2 registers.
 364         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 365
 366 2002-03-07  Stephane Carrez  <[email protected]>
 367
 368         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 369         cpu struct.
 370         (sim_hw_configure): Connect the capture input/output events.
 371         * sim-main.h (_sim_cpu): New member hw_cpu.
 372         (m68hc11cpu_set_oscillator): Declare.
 373         (m68hc11cpu_clear_oscillator): Declare.
 374         (m68hc11cpu_set_port): Declare.
 375         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 376         (m68hc11cpu_ports): New input ports and output ports to reflect
 377         the HC11 IOs.
 378         (m68hc11_delete): Cleanup any running oscillator.
 379         (attach_m68hc11_regs): Create the input oscillators.
 380         (make_oscillator): New function.
 381         (find_oscillator): New function.
 382         (oscillator_handler): New function.
 383         (reset_oscillators): New function.
 384         (m68hc11cpu_port_event): Handle the new input ports.
 385         (m68hc11cpu_set_oscillator): New function.
 386         (m68hc11cpu_clear_oscillator): New function.
 387         (get_frequency): New function.
 388         (m68hc11_option_handler): New function.
 389         (m68hc11cpu_set_port): New function.
 390         (m68hc11cpu_io_write): Post the port output events.
 391         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 392         the output port value.
 393         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 394         by latching the TCNT value in the register.
 395
 396 2002-03-07  Stephane Carrez  <[email protected]>
 397
 398         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 399         (cpu_frame_reg, cpu_print_frame): Remove.
 400         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 401         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 402         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 403         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 404         * m68hc11_sim.c (cpu_find_frame): Remove.
 405         (cpu_create_frame_list): Remove.
 406         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 407         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 408         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 409         (cpu_update_frame): Likewise.
 410         (cpu_return): Likewise.
 411         (cpu_reset): Likewise.
 412         (cpu_initialize): Likewise.
 413         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 414
 415 2002-03-07  Stephane Carrez  <[email protected]>
 416
 417         * interrupts.c (interrupts_reset): New function, setup interrupt
 418         vector address according to cpu mode.
 419         (interrupts_initialize): Move reset portion to the above.
 420         (interrupt_names): New table to give a name to interrupts.
 421         (idefs): Handle pulse accumulator interrupts.
 422         (interrupts_info): Print the interrupt history.
 423         (interrupt_option_handler): New function.
 424         (interrupt_options): New table of options.
 425         (interrupts_update_pending): Keep track of when interrupts are
 426         raised and implement breakpoint-on-raise-interrupt.
 427         (interrupts_process): Keep track of when interrupts are taken
 428         and implement breakpoint-on-interrupt.
 429         * interrupts.h (struct interrupt_history): Define.
 430         (struct interrupt): Keep track of the interrupt history.
 431         (interrupts_reset): Declare.
 432         (interrupts_initialize): Update prototype.
 433         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 434         (cpu_initialize): Cleanup.
 435
 436 2001-07-28  Stephane Carrez  <[email protected]>
 437
 438         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 439         address.
 440         (m68hc11eepr_port_event): Fix detach/attach logic.
 441
 442 2001-07-22  Stephane Carrez  <[email protected]>
 443
 444         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 445         * interp.c (sim_resume): New function from sim-resume.c, install
 446         the stepping event after having processed the pending ticks.
 447         (has_stepped): Likewise.
 448         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 449
 450 2001-07-10  Andrew Cagney  <[email protected]>
 451
 452         * Makefile.in (gencode): Provide explicit path to gencode.c.
 453
 454 2001-05-20  Stephane Carrez  <[email protected]>
 455
 456         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 457         (m68hc12int.c): Generate using gencode -m6812.
 458         (m68hc11int.c): Likewise with -m6811.
 459
 460         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 461         (m6811_page1_opcodes): Remove duplicate entries.
 462         (m6811_page2_opcodes): Likewise.
 463         (m6811_page3_opcodes): Likewise.
 464         (m6811_page4_opcodes): Likewise.
 465         (m6812_page1_opcodes): New table for 68HC12 instructions.
 466         (m6812_page2_opcodes): Likewise.
 467         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 468         (gen_save_result): Likewise.
 469         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 470         (cmp_opcode): New function for opcode comparision.
 471         (prepare_table): Sort the opcodes.
 472         (gen_interpreter): Prepare all the tables and generate either
 473         a 68HC11 or a 68HC12 simulator.
 474         (main): New options -m6811 and -m6812.
 475
 476         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 477         (cpu_special): Simulation of some 68HC12 instructions.
 478         (cpu_exg): New function.
 479         (cpu_dbcc): Likewise.
 480         (cpu_fetch_relbranch16): Likewise.
 481         (cpu_push_all): Push according to 68HC11 or 68HC12.
 482         (cpu_move16): Likewise.
 483         (cpu_move8): Likewise.
 484         (cpu_get_indexed_operand16): Likewise.
 485         (cpu_get_indexed_operand8): Likewise.
 486         (cpu_get_indexed_operand_addr): Likewise.
 487         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 488         (cpu_reset): Setup INIT register according to architecture.
 489
 490         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 491         (_sim_cpu): Keep track of the cpu being simulated.
 492         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 493         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 494         (cpu_m68hc11_pop_uint8): Likewise.
 495         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 496         (cpu_m68hc12_pop_uintxx): Likewise.
 497         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 498         (cpu_fetch_relbranch16): Likewise.
 499         (cpu_interp_m6811): Rename of cpu_interp.
 500         (cpu_interp_m6812): New function.
 501         * interp.c (free_state): New function.
 502         (dev_list_68hc12): New table.
 503         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 504         (sim_hw_configure): New function.
 505         (sim_prepare_for_program): New function.
 506         (sim_open): Use above new functions.
 507         (sim_close): Call free_state().
 508         (sim_info): Print info according to cpu.
 509         (sim_create_inferior): Use sim_prepare_for_program.
 510         (sim_do_command): Configure the hardware after a change of the
 511         architecture.
 512
 513 2001-05-20  Stephane Carrez  <[email protected]>
 514
 515         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 516         pending interrupts.
 517         * interrupts.c (interrupts_process): Keep track of the last number
 518         of masked insn cycles.
 519         (interrupts_initialize): Clear last number of masked insn cycles.
 520         (interrupts_info): Report them.
 521         (interrupts_update_pending): Compute clear and set masks of
 522         interrupts and clear the interrupt bits before setting them
 523         (due to SCI interrupt sharing).
 524         * interrupts.h (struct interrupts): New members last_mask_cycles
 525         and xirq_last_mask_cycles.
 526
 527 2000-11-26  Stephane Carrez  <[email protected]>
 528
 529         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 530         instead of a hard-coded value.
 531         (m68hc11cpu_io_write_buffer): Likewise.
 532         (dv_m68hc11_descriptor): Define a 68hc12 device.
 533         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 534         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 535         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 536         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 537
 538 2000-11-22  Stephane Carrez  <[email protected]>
 539
 540         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 541         (m68hc11cpu_delete): Delete handler to detach the address space.
 542
 543 2000-11-24  Stephane Carrez  <[email protected]>
 544
 545         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 546         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 547         instead of free and malloc.
 548
 549 2000-09-11  Stephane Carrez  <[email protected]>
 550
 551         * Makefile.in: Was missing from initial patch.
 552
 553 2000-09-10  Stephane Carrez  <[email protected]>
 554
 555         * interp.c (sim_store_register): Remove soft register hack.
 556         (sim_fetch_register): Likewise.
 557         (sim_create_inferior): Likewise.
 558         * sim-main.h: Likewise.
 559
 560 2000-09-10  Stephane Carrez  <[email protected]>
 561
 562         * interrupts.c (interrupts_update_pending): Clear the mask of
 563         pending interrupts here.
 564         (interrupts_get_current): Don't clear the mask of pending interrupts.
 565
 566 2000-09-10  Stephane Carrez  <[email protected]>
 567
 568         * sim-main.h: Define cycle_to_string.
 569         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 570         the cpu cycle into some formatted time string.
 571         (m68hc11tim_print_timer): Use it.
 572         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 573         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 574         * interrupts.c (interrupts_info): Likewise.
 575         * m68hc11_sim.c (cpu_info): Likewise.
 576
 577 2000-09-06  Stephane Carrez  <[email protected]>
 578
 579         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 580         interrupt and compare events accurately.  Take into account the
 581         pending ticks not processed by the simulator yet (introduced a shift).
 582         (m68hc11_port_event): Reset the timer interrupt delays.
 583         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 584         (m68hc11tim_io_write_buffer): Likewise for write.
 585         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 586
 587 2000-09-06  Stephane Carrez  <[email protected]>
 588
 589         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 590         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 591         (m68hc11spi_info): Clarify the status report
 592         of the SPI when a byte is being sent.
 593         (m68hc11spi_clock): Fix the spi send frame.
 594
 595 2000-08-11  Stephane Carrez  <[email protected]>
 596
 597         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 598         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 599         whether the eeprom is currently mapped or not.
 600         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 601         or map the eeprom.  Update the flag to reflect the current state.
 602         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 603         (m68hc11eepr_finish): Remove overlap hack.
 604         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 605         config and control registers.
 606         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 607         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 608         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 609         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 610         (attach_m68hc11spi_regs): Likewise.
 611         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 612         (attach_m68hc11tim_regs): Likewise.
 613         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 614         (attach_m68hc11sio_regs): Likewise.
 615         * interp.c (sim_open): Likewise.
 616         * dv-nvram.c (attach_nvram_regs): Likewise.
 617
 618 Thu Jul 27 21:27:25 2000  Andrew Cagney  <[email protected]>
 619
 620         * configure, config.in: Regenerate.
 621
 622 2000-06-25  Stephane Carrez  <[email protected]>
 623
 624         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 625         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 626         (dv_m6811_detach_address_callback): New function to detach a
 627         device from an address space.
 628         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 629         config register according to --cpu-config option.
 630         * sim-main.h (_sim_cpu): Add cpu_config member.
 631         * interp.c (sim_open): Delete specific simulator options.
 632         * m68hc11_sim.c (cpu_option_handler): New options
 633         --emulos and -cpu-config <val> to configure the simulator.
 634         (cpu_initialize): Initialize cpu_config member.
 635
 636 2000-06-24  Stephane Carrez  <[email protected]>
 637
 638         * emulos.c: Fix indentation and comments.
 639         * gencode.c: Likewise.
 640         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 641         (m68hc11tim_io_write_buffer): Write compare registers and
 642         setup compare event.
 643         * interp.c: Remove unused global variables.
 644         * interrupts.c (idefs): New compare interrupts.
 645         Fix indentation and comments.
 646         * interrupts.h: Likewise.
 647
 648 2000-06-18  Stephane Carrez  <[email protected]>
 649
 650         * dv-m68hc11sio.c: Fix indentation and comments.
 651         Remove INT_PORT.
 652         * dv-m68hc11.c: Fix indentation and comments.
 653         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 654         * m68hc11_sim.c (cpu_reset): To here.
 655         * dv-m68hc11eepr.c: Fix indentation and comments.
 656
 657 2000-06-17  Stephane Carrez  <[email protected]>
 658
 659         * dv-nvram.c: New file, rename from dv-pram.c.
 660         * dv-pram.c: Delete file.
 661         * sim-main.h: Incorporate m68hc11_sim.h.
 662         * m68hc11_sim.h: Delete file.
 663         * configure.in: Rename pram into nvram.
 664         * interp.c (sim_open): Likewise in creation of device tree.
 665
 666 2000-05-31  Stephane Carrez  <[email protected]>
 667
 668         * interp.c (sim_open): Create the SPI device.
 669         * dv-m68hc11spi.c: New file for SPI device simulation.
 670         * configure.in (hw_extra_devices): Add SPI device.
 671
 672 2000-05-28  Stephane Carrez  <[email protected]>
 673
 674         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 675         (interrupts_process): Separate IRQ and XIRQ accounting.
 676         (interrupts_info): Report XIRQ accounting.
 677         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 678
 679 2000-04-16  Stephane Carrez  <[email protected]>
 680
 681         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 682         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 683         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 684         configuration from the 'mode' device tree property.
 685         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 686         configuration.
 687
 688 2000-02-24  Stephane Carrez  <[email protected]>
 689
 690         * sim-main.h: Remove WITH_TARGET_* defines.
 691         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 692
 693 2000-02-08  Stephane Carrez  <[email protected]>
 694
 695         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 696         1200 baud when cpu is in bootstrap mode.
 697
 698         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 699         write in the TCTN timer register.
 700
 701         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 702         by 4 to obtain the E clock frequency.
 703         (sccr2_desc): Use M6811_TIE for TIE bit.
 704         (m68hc11sio_info): Fix baud rate report.
 705
 706         * dv-m68hc11tim.c (to_realtime): Likewise.
 707
 708         * interp.c (sim_open): When building device tree, only provide
 709         devices that do not exist yet.
 710
 711         * emulos.c: Fix compilation pb under Windows.
 712
 713         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 714         from the 'clock' property.
 715
 716 2000-01-02  Stephane Carrez  <[email protected]>
 717
 718         * m68hc11_sim.h (*_REGNUM): Define.
 719         (_sim_cpu): New member cpu_page0_reg table.
 720         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 721         addresses of soft registers in .page0.
 722         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 723         to get/set soft registers.
 724
 725 1999-12-31  Stephane Carrez  <[email protected]>
 726
 727         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 728         returning random values.
 729
 730 1999-12-17  Stephane Carrez  <[email protected]>
 731
 732         * gencode.c: Fix "subb N,x" that used a instead of b.
 733
 734 1999-09-09  Stephane Carrez  <[email protected]>
 735
 736         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 737
 738 1999-09-01  Stephane Carrez  <[email protected]>
 739
 740         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 741
 742 1999-08-14  Stephane Carrez  <[email protected]>
 743
 744         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 745         register region in the m68hc11cpu struct.
 746         (m68hc11cpu_io_write): When the IO mapping addres changes,
 747         detach the register region and re-attach it at the new address.
 748         (m68hc11cpu_io_read_buffer): Renamed base_address into
 749         attach_address.
 750         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 751         to m68hc11cpu_io_write.
 752
 753 1999-08-13  Stephane Carrez  <[email protected]>
 754
 755         * gencode.c: For sbc8, check the carry and increment the source
 756         before trying to set the carry for the result.
 757
 758 1999-05-24  John S. Kallal <[email protected]>
 759
 760         * interp.c (sim_get_info): Don't crash if the command line is 0.
 761         Define prototype for sim_get_info() and init_system().
 762         (sim_info): Correct call to sim_get_info().
 763
 764 1999-05-16  Stephane Carrez  <[email protected]>
 765
 766         * configure.in: Recognize m6811-*-*.
 767         * configure: Regenerate.
 768         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 769         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 770         Correct the computation of carry of 8 and 16-bits add and subtract.
 771         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 772         overflow set in a different manner than add).
 773
 774 1999-05-14  Stephane Carrez  <[email protected]>
 775
 776         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 777         trace message.
 778         * interp.c (sim_open, sim_create_inferior): Initialize the
 779         cpu_elf_start from the ELF header.
 780         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 781         (cpu_restart): Use cpu_elf_start as the starting address when
 782         the flag is set.
 783         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 784         exits the simulator (exit status is in D).
 785         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 786         cpu_elf_star to start execution at address specified in ELF file.
 787
 788 1999-05-02  Stephane Carrez  <[email protected]>
 789
 790         * Makefile.in, config.in, configure, configure.in: New files.
 791         * gencode.c: New file, generation of 68HC11 interpreter.
 792         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 793         for interpreter.
 794         * interrupts.c, interrupts.h: New files, management of interrupts.
 795         * interp.c, sim-main.h,
 796         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 797         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 798         68HC11 (dv-pram.c is generic and could probably migrate to common).
 799         * emulos.c: New file, basic emulation of some os.