sim/m68hc11/ChangeLog

   1 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * interp.c (interrupt_names): Delete.
   4
   5 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * Makefile.in (SIM_OBJS): Add sim-resume.o
   8         * interp.c (has_stepped, sim_resume): Delete.
   9
  10 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
  11
  12         * interp.c (INLINE): Delete define.
  13
  14 2015-04-29  Nick Clifton  <nickc@redhat.com>
  15
  16         PR 18273
  17         * gencode.c (gen_fetch_operands): Remove unreachable code.
  18
  19 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
  20
  21         * sim-main.h (SIM_CPU): Delete.
  22
  23 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
  24
  25         * sim-main.h (sim_cia): Delete.
  26
  27 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
  28
  29         * sim-main.h (CIA_GET, CIA_SET): Delete.
  30
  31 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
  32
  33         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
  34         * sim-main.h (STATE_CPU): Delete.
  35
  36 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
  37
  38         * configure: Regenerate.
  39
  40 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
  41
  42         * Makefile.in (SIM_OBJS): Add sim-cpu.o.
  43         * interp.c (m68hc11_pc_get, m68hc11_pc_set): New functions.
  44         (sim_open): Declare new local var i.  Call sim_cpu_alloc_all.
  45         Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
  46         (sim_pc_get): Delete.
  47         * sim-main.h (SIM_CPU): Define.
  48         (STATE_CPU): Drop &.
  49         (struct sim_state): Change cpu to an array of pointers.
  50
  51 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
  52
  53         * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
  54
  55 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
  56
  57         * m68hc11_sim.c (cpu_get_indexed_operand_addr,
  58         cpu_get_indexed_operand8, cpu_get_indexed_operand16): Rename restrict
  59         variable to restricted.
  60         * sim-main.h (cpu_get_indexed_operand_addr): Likewise.
  61
  62 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
  63
  64         * interp.c (sim_pc_get): New function.
  65
  66 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
  67
  68         * compile.c (sim_set_profile, sim_set_profile_size, sim_set_callbacks,
  69         sim_size, sim_trace): Delete.
  70         * sim-main.h (sim_set_profile, sim_set_profile_size): Delete.
  71
  72 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
  73
  74         * configure: Regenerate.
  75
  76 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
  77
  78         * configure: Regenerate.
  79
  80 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
  81
  82         * configure: Regenerate.
  83         * configure.ac (m68hc11_extra_objs): Delete.
  84         * Makefile.in (SIM_OBJS): Delete SIM_EXTRA_OBJS.
  85         (SIM_EXTRA_OBJS): Delete.
  86
  87 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
  88
  89         * config.in, configure: Regenerate.
  90
  91 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
  92
  93         * Makefile.in (SIM_RUN_OBJS): Delete.
  94
  95 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
  96
  97         * configure.ac (AC_CHECK_HEADERS): Delete.
  98         * aclocal.m4, configure: Regenerate.
  99
 100 2014-08-19  Alan Modra  <amodra@gmail.com>
 101
 102         * configure: Regenerate.
 103
 104 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 105
 106         * configure: Regenerate.
 107         * config.in: Regenerate.
 108
 109 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 110
 111         * configure: Regenerate.
 112
 113 2013-09-23  Alan Modra  <amodra@gmail.com>
 114
 115         * configure: Regenerate.
 116
 117 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 118
 119         * aclocal.m4, configure: Regenerate.
 120
 121 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 122
 123         * configure: Rebuild.
 124
 125 2013-03-26  Mike Frysinger  <vapier@gentoo.org>
 126
 127         * configure: Regenerate.
 128
 129 2013-03-23  Joel Sherrill  <joel.sherrill@oarcorp.com>
 130
 131         * configure.ac: Use $SIM_DV_SOCKSER_O.
 132         * configure: Regenerated.
 133
 134 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 135
 136         * config.in, configure: Regenerate.
 137
 138 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 139
 140         * aclocal.m4, config.in, configure: Regenerate.
 141
 142 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 143
 144         * aclocal.m4: New file.
 145         * configure: Regenerate.
 146
 147 2011-10-19  Mike Frysinger  <vapier@gentoo.org>
 148
 149         * configure: Regenerate after common/acinclude.m4 update.
 150
 151 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 152
 153         * configure.ac: Change include to common/acinclude.m4.
 154
 155 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 156
 157         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 158         call.  Replace common.m4 include with SIM_AC_COMMON.
 159         * configure: Regenerate.
 160
 161 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
 162
 163         * interp.c (sim_do_command): Delete.
 164
 165 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 166
 167         * configure: Regenerate.
 168
 169 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 170
 171         * config.in: Regenerate.
 172         * configure: Likewise.
 173
 174         * configure: Regenerate.
 175
 176 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 177
 178         * configure: Regenerate to track ../common/common.m4 changes.
 179         * config.in: Ditto.
 180
 181 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 182             Daniel Jacobowitz  <dan@codesourcery.com>
 183             Joseph Myers  <joseph@codesourcery.com>
 184
 185         * configure: Regenerate.
 186
 187 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 188
 189         * config.in: Regenerate.
 190
 191 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 192
 193         * configure: Regenerated.
 194
 195 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 196
 197         * configure: Regenerated.
 198
 199 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 200
 201         * configure: Regenerated.
 202
 203 2006-03-29  Hans-Peter Nilsson  <hp@axis.com>
 204
 205         * configure: Regenerate.
 206
 207 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 208
 209         * configure: Regenerate.
 210
 211 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 212
 213         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 214         explicit call to AC_CONFIG_HEADER.
 215         * configure: Regenerate.
 216
 217 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 218
 219         * configure: Regenerated to track ../common/aclocal.m4 changes.
 220
 221 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 222
 223         * configure.ac: Rename configure.in, require autoconf 2.59.
 224         * configure: Re-generate.
 225
 226 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 227
 228         * configure: Regenerate for ../common/aclocal.m4 update.
 229
 230 2004-06-15  Alan Modra  <amodra@bigpond.net.au>
 231
 232         * interp.c (sim_prepare_for_program): Use bfd_get_section_size
 233         instead of bfd_get_section_size_before_reloc.
 234
 235 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
 236
 237         * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
 238         control the translation.
 239         (m68hc11tim_print_timer): Update cycle_to_string conversion.
 240         (m68hc11tim_timer_event): Fix handling of output
 241         compare register with its interrupts.
 242         (m68hc11tim_io_write_buffer): Check output compare
 243         after setting M6811_TMSK1.
 244         (m68hc11tim_io_read_buffer): Fix compilation warning.
 245         * dv-m68hc11.c (m68hc11_option_handler): Likewise.
 246         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 247         * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
 248         * interrupts.c (interrupts_info): Likewise.
 249         (interrupts_reset): Recognize bootstrap mode.
 250         * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
 251         (_sim_cpu): Add cpu_start_mode.
 252         (cycle_to_string): Add flags member.
 253         * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
 254         (cpu_options): Declare new option bootstrap.
 255         (cpu_option_handler): Handle it.
 256         (cpu_info): Update call to cycle_to_string.
 257
 258 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>
 259
 260         * sim-main.h (phys_to_virt): Use memory bank parameters to translate
 261         the physical address in virtual address.
 262         (struct _sim_cpu): Add memory bank members.
 263         * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
 264         * interp.c (sim_hw_configure): Create memory bank according to memory
 265         bank parameters.
 266         (sim_get_bank_parameters): New function to obtain memory bank config
 267         from the symbol table.
 268         (sim_prepare_for_program): Call it to obtain the memory bank parameters.
 269         (sim_open): Call sim_prepare_for_program.
 270         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
 271         to check if address is within bank window.
 272         (m68hc11cpu_io_read_buffer): Likewise.
 273         (attach_m68hc11_regs): Map the memory bank according to memory bank
 274         parameters.
 275
 276 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 277
 278         * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
 279
 280 2003-08-08  Stephane Carrez  <stcarrez@nerim.fr>,
 281             Gary Piercey <gpiercey@northstar-technical.com>
 282
 283         * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
 284         * sim-main.h (print_io_word): Declare.
 285         * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
 286         (tflg1_desc): Likewise for TFLG1.
 287         (m68hc11tim_info): Print input and output compare registers
 288
 289 2003-03-02  Stephane Carrez  <stcarrez@nerim.fr>
 290
 291         * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
 292         to 32 to support memory bank switching; temporarily use 32-bit for
 293         WORD_BITSIZE to avoid a bug in sim-common.
 294
 295 2003-03-01  Stephane Carrez  <stcarrez@nerim.fr>
 296
 297         * interp.c (sim_fetch_register): Only store a single byte for
 298         1 byte registers.
 299
 300 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 301
 302         * interp.c (sim_prepare_for_program, sim_open)
 303         (sim_create_inferior): Rename _bfd to bfd.
 304
 305 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 306
 307         * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
 308
 309 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 310
 311         * interp.c (sim_prepare_for_program): Look up the image for the
 312         reset vector and set cpu_use_elf_start to 1 if not found.
 313         (sim_open): Do not set cpu_use_elf_start.
 314
 315 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 316
 317         * interp.c (sim_hw_configure): Return 1 for success.
 318         (sim_prepare_for_program): Use the sim_hw_configure exit code to
 319         return SIM_RC_FAIL.
 320
 321 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 322
 323         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
 324         bank window to some virtual address to read from extended memory.
 325         (m68hc11cpu_io_write_buffer): Likewise for writing.
 326         (attach_m68hc11_regs): When use_bank property is defined, attach
 327         to the 68HC12 16K memory bank window.
 328         * interp.c (sim_hw_configure): Create memory region for banked
 329         memory.
 330
 331 2002-08-13  Stephane Carrez  <Stephane.Carrez@nerim.fr>
 332
 333         * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
 334         * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
 335         (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
 336
 337 2002-08-13  Marko Kohtala  <marko.kohtala@luukku.com>
 338
 339         * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
 340         when IO mapping changed, not when internal RAM mapping is changed.
 341
 342 2002-08-13  Stephane Carrez  <stcarrez@nerim.fr>
 343
 344         * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
 345         * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
 346         (m6811_regs): Add page register.
 347         (cpu_set_page, cpu_get_page): New macros.
 348         (phys_to_virt): New function.
 349         (cpu_get_indexed_operand_addr, cpu_return): Declare.
 350         * gencode.c: Identify indirect addressing mode for call and fix daa.
 351         (gen_function_entry): New param to tell if src8/dst8 locals are
 352         necessary.
 353         (gen_interpreter): Use it to avoid generation of unused variables.
 354         * interp.c (sim_fetch_register): Allow to read page register; page
 355         register, A, B and CCR are only 1 byte wide.
 356         (sim_store_register): Likewise for writing.
 357
 358 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 359
 360         * configure: Regenerated to track ../common/aclocal.m4 changes.
 361
 362 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 363
 364         * Makefile.in (INCLUDE): Update path to callback.h.
 365         * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 366
 367 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 368
 369         * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
 370         (cpu_move16): Likewise.
 371         (sim_memory_error): Use sim_io_printf.
 372         (cpu_option_handler): Fix compilation warning.
 373         * interp.c (sim_hw_configure): Fix compilation warning;
 374         remove m68hc12sio@2 device.
 375         (sim_open): Likewise.
 376         * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
 377         flags when reset.
 378         (cycle_to_string): Improve convertion of cpu cycle number.
 379         (m68hc11tim_info): Print info about PACNT.
 380         (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
 381         TCTL1 and TCTL2 registers.
 382         * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
 383
 384 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 385
 386         * interp.c (sim_hw_configure): Save the HW cpu pointer in the
 387         cpu struct.
 388         (sim_hw_configure): Connect the capture input/output events.
 389         * sim-main.h (_sim_cpu): New member hw_cpu.
 390         (m68hc11cpu_set_oscillator): Declare.
 391         (m68hc11cpu_clear_oscillator): Declare.
 392         (m68hc11cpu_set_port): Declare.
 393         * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
 394         (m68hc11cpu_ports): New input ports and output ports to reflect
 395         the HC11 IOs.
 396         (m68hc11_delete): Cleanup any running oscillator.
 397         (attach_m68hc11_regs): Create the input oscillators.
 398         (make_oscillator): New function.
 399         (find_oscillator): New function.
 400         (oscillator_handler): New function.
 401         (reset_oscillators): New function.
 402         (m68hc11cpu_port_event): Handle the new input ports.
 403         (m68hc11cpu_set_oscillator): New function.
 404         (m68hc11cpu_clear_oscillator): New function.
 405         (get_frequency): New function.
 406         (m68hc11_option_handler): New function.
 407         (m68hc11cpu_set_port): New function.
 408         (m68hc11cpu_io_write): Post the port output events.
 409         * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
 410         the output port value.
 411         * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
 412         by latching the TCNT value in the register.
 413
 414 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 415
 416         * sim-main.h (cpu_frame, cpu_frame_list): Remove.
 417         (cpu_frame_reg, cpu_print_frame): Remove.
 418         (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
 419         (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
 420         (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
 421         (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
 422         * m68hc11_sim.c (cpu_find_frame): Remove.
 423         (cpu_create_frame_list): Remove.
 424         (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
 425         (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
 426         (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
 427         (cpu_update_frame): Likewise.
 428         (cpu_return): Likewise.
 429         (cpu_reset): Likewise.
 430         (cpu_initialize): Likewise.
 431         * interp.c (sim_do_command): Remove call to cpu_print_frame.
 432
 433 2002-03-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 434
 435         * interrupts.c (interrupts_reset): New function, setup interrupt
 436         vector address according to cpu mode.
 437         (interrupts_initialize): Move reset portion to the above.
 438         (interrupt_names): New table to give a name to interrupts.
 439         (idefs): Handle pulse accumulator interrupts.
 440         (interrupts_info): Print the interrupt history.
 441         (interrupt_option_handler): New function.
 442         (interrupt_options): New table of options.
 443         (interrupts_update_pending): Keep track of when interrupts are
 444         raised and implement breakpoint-on-raise-interrupt.
 445         (interrupts_process): Keep track of when interrupts are taken
 446         and implement breakpoint-on-interrupt.
 447         * interrupts.h (struct interrupt_history): Define.
 448         (struct interrupt): Keep track of the interrupt history.
 449         (interrupts_reset): Declare.
 450         (interrupts_initialize): Update prototype.
 451         * m68hc11_sim.c (cpu_reset): Reset interrupts.
 452         (cpu_initialize): Cleanup.
 453
 454 2001-07-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 455
 456         * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
 457         address.
 458         (m68hc11eepr_port_event): Fix detach/attach logic.
 459
 460 2001-07-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 461
 462         * Makefile.in (SIM_OBJS): Remove sim-resume.o
 463         * interp.c (sim_resume): New function from sim-resume.c, install
 464         the stepping event after having processed the pending ticks.
 465         (has_stepped): Likewise.
 466         (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
 467
 468 2001-07-10  Andrew Cagney  <ac131313@redhat.com>
 469
 470         * Makefile.in (gencode): Provide explicit path to gencode.c.
 471
 472 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 473
 474         * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
 475         (m68hc12int.c): Generate using gencode -m6812.
 476         (m68hc11int.c): Likewise with -m6811.
 477
 478         * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
 479         (m6811_page1_opcodes): Remove duplicate entries.
 480         (m6811_page2_opcodes): Likewise.
 481         (m6811_page3_opcodes): Likewise.
 482         (m6811_page4_opcodes): Likewise.
 483         (m6812_page1_opcodes): New table for 68HC12 instructions.
 484         (m6812_page2_opcodes): Likewise.
 485         (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
 486         (gen_save_result): Likewise.
 487         (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
 488         (cmp_opcode): New function for opcode comparision.
 489         (prepare_table): Sort the opcodes.
 490         (gen_interpreter): Prepare all the tables and generate either
 491         a 68HC11 or a 68HC12 simulator.
 492         (main): New options -m6811 and -m6812.
 493
 494         * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
 495         (cpu_special): Simulation of some 68HC12 instructions.
 496         (cpu_exg): New function.
 497         (cpu_dbcc): Likewise.
 498         (cpu_fetch_relbranch16): Likewise.
 499         (cpu_push_all): Push according to 68HC11 or 68HC12.
 500         (cpu_move16): Likewise.
 501         (cpu_move8): Likewise.
 502         (cpu_get_indexed_operand16): Likewise.
 503         (cpu_get_indexed_operand8): Likewise.
 504         (cpu_get_indexed_operand_addr): Likewise.
 505         (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
 506         (cpu_reset): Setup INIT register according to architecture.
 507
 508         * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
 509         (_sim_cpu): Keep track of the cpu being simulated.
 510         (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
 511         (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
 512         (cpu_m68hc11_pop_uint8): Likewise.
 513         (cpu_m68hc12_push_uintxx): New functions for 68HC12.
 514         (cpu_m68hc12_pop_uintxx): Likewise.
 515         (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
 516         (cpu_fetch_relbranch16): Likewise.
 517         (cpu_interp_m6811): Rename of cpu_interp.
 518         (cpu_interp_m6812): New function.
 519         * interp.c (free_state): New function.
 520         (dev_list_68hc12): New table.
 521         (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
 522         (sim_hw_configure): New function.
 523         (sim_prepare_for_program): New function.
 524         (sim_open): Use above new functions.
 525         (sim_close): Call free_state().
 526         (sim_info): Print info according to cpu.
 527         (sim_create_inferior): Use sim_prepare_for_program.
 528         (sim_do_command): Configure the hardware after a change of the
 529         architecture.
 530
 531 2001-05-20  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 532
 533         * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
 534         pending interrupts.
 535         * interrupts.c (interrupts_process): Keep track of the last number
 536         of masked insn cycles.
 537         (interrupts_initialize): Clear last number of masked insn cycles.
 538         (interrupts_info): Report them.
 539         (interrupts_update_pending): Compute clear and set masks of
 540         interrupts and clear the interrupt bits before setting them
 541         (due to SCI interrupt sharing).
 542         * interrupts.h (struct interrupts): New members last_mask_cycles
 543         and xirq_last_mask_cycles.
 544
 545 2000-11-26  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 546
 547         * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
 548         instead of a hard-coded value.
 549         (m68hc11cpu_io_write_buffer): Likewise.
 550         (dv_m68hc11_descriptor): Define a 68hc12 device.
 551         * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
 552         * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
 553         * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
 554         * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
 555
 556 2000-11-22  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 557
 558         * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
 559         (m68hc11cpu_delete): Delete handler to detach the address space.
 560
 561 2000-11-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 562
 563         * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
 564         * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
 565         instead of free and malloc.
 566
 567 2000-09-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 568
 569         * Makefile.in: Was missing from initial patch.
 570
 571 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 572
 573         * interp.c (sim_store_register): Remove soft register hack.
 574         (sim_fetch_register): Likewise.
 575         (sim_create_inferior): Likewise.
 576         * sim-main.h: Likewise.
 577
 578 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 579
 580         * interrupts.c (interrupts_update_pending): Clear the mask of
 581         pending interrupts here.
 582         (interrupts_get_current): Don't clear the mask of pending interrupts.
 583
 584 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 585
 586         * sim-main.h: Define cycle_to_string.
 587         * dv-m68hc11tim.c (cycle_to_string): New function to translate
 588         the cpu cycle into some formatted time string.
 589         (m68hc11tim_print_timer): Use it.
 590         * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
 591         * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
 592         * interrupts.c (interrupts_info): Likewise.
 593         * m68hc11_sim.c (cpu_info): Likewise.
 594
 595 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 596
 597         * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
 598         interrupt and compare events accurately.  Take into account the
 599         pending ticks not processed by the simulator yet (introduced a shift).
 600         (m68hc11_port_event): Reset the timer interrupt delays.
 601         (m68hc11tim_io_read_buffer): Be able to read several bytes.
 602         (m68hc11tim_io_write_buffer): Likewise for write.
 603         (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
 604
 605 2000-09-06  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 606
 607         * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
 608         (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
 609         (m68hc11spi_info): Clarify the status report
 610         of the SPI when a byte is being sent.
 611         (m68hc11spi_clock): Fix the spi send frame.
 612
 613 2000-08-11  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 614
 615         * sim-main.h (m68hc11_map_level): Define level of address mappings.
 616         * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
 617         whether the eeprom is currently mapped or not.
 618         (m68hc11eepr_port_event): Use the flag to see if we must unmap
 619         or map the eeprom.  Update the flag to reflect the current state.
 620         Use M6811_EEPROM_LEVEL when mapping the eeprom.
 621         (m68hc11eepr_finish): Remove overlap hack.
 622         (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
 623         config and control registers.
 624         * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
 625         (attach_m68hc11_regs): Use M6811_IO_LEVEL.
 626         (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
 627         * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
 628         (attach_m68hc11spi_regs): Likewise.
 629         * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
 630         (attach_m68hc11tim_regs): Likewise.
 631         * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
 632         (attach_m68hc11sio_regs): Likewise.
 633         * interp.c (sim_open): Likewise.
 634         * dv-nvram.c (attach_nvram_regs): Likewise.
 635
 636 Thu Jul 27 21:27:25 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 637
 638         * configure, config.in: Regenerate.
 639
 640 2000-06-25  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 641
 642         * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
 643         * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
 644         (dv_m6811_detach_address_callback): New function to detach a
 645         device from an address space.
 646         * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
 647         config register according to --cpu-config option.
 648         * sim-main.h (_sim_cpu): Add cpu_config member.
 649         * interp.c (sim_open): Delete specific simulator options.
 650         * m68hc11_sim.c (cpu_option_handler): New options
 651         --emulos and -cpu-config <val> to configure the simulator.
 652         (cpu_initialize): Initialize cpu_config member.
 653
 654 2000-06-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 655
 656         * emulos.c: Fix indentation and comments.
 657         * gencode.c: Likewise.
 658         * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
 659         (m68hc11tim_io_write_buffer): Write compare registers and
 660         setup compare event.
 661         * interp.c: Remove unused global variables.
 662         * interrupts.c (idefs): New compare interrupts.
 663         Fix indentation and comments.
 664         * interrupts.h: Likewise.
 665
 666 2000-06-18  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 667
 668         * dv-m68hc11sio.c: Fix indentation and comments.
 669         Remove INT_PORT.
 670         * dv-m68hc11.c: Fix indentation and comments.
 671         (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
 672         * m68hc11_sim.c (cpu_reset): To here.
 673         * dv-m68hc11eepr.c: Fix indentation and comments.
 674
 675 2000-06-17  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 676
 677         * dv-nvram.c: New file, rename from dv-pram.c.
 678         * dv-pram.c: Delete file.
 679         * sim-main.h: Incorporate m68hc11_sim.h.
 680         * m68hc11_sim.h: Delete file.
 681         * configure.in: Rename pram into nvram.
 682         * interp.c (sim_open): Likewise in creation of device tree.
 683
 684 2000-05-31  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 685
 686         * interp.c (sim_open): Create the SPI device.
 687         * dv-m68hc11spi.c: New file for SPI device simulation.
 688         * configure.in (hw_extra_devices): Add SPI device.
 689
 690 2000-05-28  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 691
 692         * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
 693         (interrupts_process): Separate IRQ and XIRQ accounting.
 694         (interrupts_info): Report XIRQ accounting.
 695         * interrupts.h (struct interrupts): Added accounting for XIRQ.
 696
 697 2000-04-16  Stephane Carrez  <stcarrez@worldnet.fr>
 698
 699         * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
 700         * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
 701         * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
 702         configuration from the 'mode' device tree property.
 703         (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
 704         configuration.
 705
 706 2000-02-24  Stephane Carrez  <stcarrez@worldnet.fr>
 707
 708         * sim-main.h: Remove WITH_TARGET_* defines.
 709         * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
 710
 711 2000-02-08  Stephane Carrez  <stcarrez@worldnet.fr>
 712
 713         * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
 714         1200 baud when cpu is in bootstrap mode.
 715
 716         * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
 717         write in the TCTN timer register.
 718
 719         * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
 720         by 4 to obtain the E clock frequency.
 721         (sccr2_desc): Use M6811_TIE for TIE bit.
 722         (m68hc11sio_info): Fix baud rate report.
 723
 724         * dv-m68hc11tim.c (to_realtime): Likewise.
 725
 726         * interp.c (sim_open): When building device tree, only provide
 727         devices that do not exist yet.
 728
 729         * emulos.c: Fix compilation pb under Windows.
 730
 731         * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
 732         from the 'clock' property.
 733
 734 2000-01-02  Stephane Carrez  <stcarrez@worldnet.fr>
 735
 736         * m68hc11_sim.h (*_REGNUM): Define.
 737         (_sim_cpu): New member cpu_page0_reg table.
 738         * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
 739         addresses of soft registers in .page0.
 740         (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
 741         to get/set soft registers.
 742
 743 1999-12-31  Stephane Carrez  <stcarrez@worldnet.fr>
 744
 745         * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
 746         returning random values.
 747
 748 1999-12-17  Stephane Carrez  <stcarrez@worldnet.fr>
 749
 750         * gencode.c: Fix "subb N,x" that used a instead of b.
 751
 752 1999-09-09  Stephane Carrez  <stcarrez@worldnet.fr>
 753
 754         * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
 755
 756 1999-09-01  Stephane Carrez  <stcarrez@worldnet.fr>
 757
 758         * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
 759
 760 1999-08-14  Stephane Carrez  <stcarrez@worldnet.fr>
 761
 762         * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
 763         register region in the m68hc11cpu struct.
 764         (m68hc11cpu_io_write): When the IO mapping addres changes,
 765         detach the register region and re-attach it at the new address.
 766         (m68hc11cpu_io_read_buffer): Renamed base_address into
 767         attach_address.
 768         (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
 769         to m68hc11cpu_io_write.
 770
 771 1999-08-13  Stephane Carrez  <stcarrez@worldnet.fr>
 772
 773         * gencode.c: For sbc8, check the carry and increment the source
 774         before trying to set the carry for the result.
 775
 776 1999-05-24  John S. Kallal <kallal@voicenet.com>
 777
 778         * interp.c (sim_get_info): Don't crash if the command line is 0.
 779         Define prototype for sim_get_info() and init_system().
 780         (sim_info): Correct call to sim_get_info().
 781
 782 1999-05-16  Stephane Carrez  <stcarrez@worldnet.fr>
 783
 784         * configure.in: Recognize m6811-*-*.
 785         * configure: Regenerate.
 786         * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
 787         cpu_ccr_update_sub8, cpu_ccr_update_sub16):
 788         Correct the computation of carry of 8 and 16-bits add and subtract.
 789         * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
 790         overflow set in a different manner than add).
 791
 792 1999-05-14  Stephane Carrez  <stcarrez@worldnet.fr>
 793
 794         * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
 795         trace message.
 796         * interp.c (sim_open, sim_create_inferior): Initialize the
 797         cpu_elf_start from the ELF header.
 798         * m68hc11_sim.c (cpu_initialize): Clear the new data members.
 799         (cpu_restart): Use cpu_elf_start as the starting address when
 800         the flag is set.
 801         (cpu_special): When cpu_use_elf_start is set, the WAI instruction
 802         exits the simulator (exit status is in D).
 803         * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
 804         cpu_elf_star to start execution at address specified in ELF file.
 805
 806 1999-05-02  Stephane Carrez  <stcarrez@worldnet.fr>
 807
 808         * Makefile.in, config.in, configure, configure.in: New files.
 809         * gencode.c: New file, generation of 68HC11 interpreter.
 810         * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
 811         for interpreter.
 812         * interrupts.c, interrupts.h: New files, management of interrupts.
 813         * interp.c, sim-main.h,
 814         * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
 815         dv-m68hc11tim.c, dv-pram.c: New files representing devices for
 816         68HC11 (dv-pram.c is generic and could probably migrate to common).
 817         * emulos.c: New file, basic emulation of some os.