sim/m68hc11/ChangeLog

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