12004-06-15 Alan Modra <amodra@bigpond.net.au> 2 3 * interp.c (sim_prepare_for_program): Use bfd_get_section_size 4 instead of bfd_get_section_size_before_reloc. 5 62003-08-08 Stephane Carrez <stcarrez@nerim.fr> 7 8 * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better 9 control the translation. 10 (m68hc11tim_print_timer): Update cycle_to_string conversion. 11 (m68hc11tim_timer_event): Fix handling of output 12 compare register with its interrupts. 13 (m68hc11tim_io_write_buffer): Check output compare 14 after setting M6811_TMSK1. 15 (m68hc11tim_io_read_buffer): Fix compilation warning. 16 * dv-m68hc11.c (m68hc11_option_handler): Likewise. 17 * dv-m68hc11spi.c (m68hc11spi_info): Likewise. 18 * dv-m68hc11sio.c (m68hc11sio_info): Likewise. 19 * interrupts.c (interrupts_info): Likewise. 20 (interrupts_reset): Recognize bootstrap mode. 21 * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines. 22 (_sim_cpu): Add cpu_start_mode. 23 (cycle_to_string): Add flags member. 24 * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option. 25 (cpu_options): Declare new option bootstrap. 26 (cpu_option_handler): Handle it. 27 (cpu_info): Update call to cycle_to_string. 28 292003-08-08 Stephane Carrez <stcarrez@nerim.fr> 30 31 * sim-main.h (phys_to_virt): Use memory bank parameters to translate 32 the physical address in virtual address. 33 (struct _sim_cpu): Add memory bank members. 34 * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters. 35 * interp.c (sim_hw_configure): Create memory bank according to memory 36 bank parameters. 37 (sim_get_bank_parameters): New function to obtain memory bank config 38 from the symbol table. 39 (sim_prepare_for_program): Call it to obtain the memory bank parameters. 40 (sim_open): Call sim_prepare_for_program. 41 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters 42 to check if address is within bank window. 43 (m68hc11cpu_io_read_buffer): Likewise. 44 (attach_m68hc11_regs): Map the memory bank according to memory bank 45 parameters. 46 472003-08-08 Stephane Carrez <stcarrez@nerim.fr>, 48 49 * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb. 50 512003-08-08 Stephane Carrez <stcarrez@nerim.fr>, 52 Gary Piercey <gpiercey@northstar-technical.com> 53 54 * m68hc11_sim.c (print_io_word): New function to print 16-bit value. 55 * sim-main.h (print_io_word): Declare. 56 * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1. 57 (tflg1_desc): Likewise for TFLG1. 58 (m68hc11tim_info): Print input and output compare registers 59 602003-03-02 Stephane Carrez <stcarrez@nerim.fr> 61 62 * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE 63 to 32 to support memory bank switching; temporarily use 32-bit for 64 WORD_BITSIZE to avoid a bug in sim-common. 65 662003-03-01 Stephane Carrez <stcarrez@nerim.fr> 67 68 * interp.c (sim_fetch_register): Only store a single byte for 69 1 byte registers. 70 712003-02-27 Andrew Cagney <cagney@redhat.com> 72 73 * interp.c (sim_prepare_for_program, sim_open) 74 (sim_create_inferior): Rename _bfd to bfd. 75 762002-08-13 Stephane Carrez <stcarrez@nerim.fr> 77 78 * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename. 79 802002-08-13 Marko Kohtala <marko.kohtala@luukku.com> 81 82 * interp.c (sim_prepare_for_program): Look up the image for the 83 reset vector and set cpu_use_elf_start to 1 if not found. 84 (sim_open): Do not set cpu_use_elf_start. 85 862002-08-13 Marko Kohtala <marko.kohtala@luukku.com> 87 88 * interp.c (sim_hw_configure): Return 1 for success. 89 (sim_prepare_for_program): Use the sim_hw_configure exit code to 90 return SIM_RC_FAIL. 91 922002-08-13 Stephane Carrez <stcarrez@nerim.fr> 93 94 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory 95 bank window to some virtual address to read from extended memory. 96 (m68hc11cpu_io_write_buffer): Likewise for writing. 97 (attach_m68hc11_regs): When use_bank property is defined, attach 98 to the 68HC12 16K memory bank window. 99 * interp.c (sim_hw_configure): Create memory region for banked 100 memory. 101 1022002-08-13 Stephane Carrez <Stephane.Carrez@nerim.fr> 103 104 * interp.c (sim_hw_configure): Connect port-X to cpu-write-port. 105 * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input. 106 (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event. 107 1082002-08-13 Marko Kohtala <marko.kohtala@luukku.com> 109 110 * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping 111 when IO mapping changed, not when internal RAM mapping is changed. 112 1132002-08-13 Stephane Carrez <stcarrez@nerim.fr> 114 115 * m68hc11_sim.c (cpu_special): Handle call and rtc instructions. 116 * sim-main.h (M6812_CALL_INDIRECT): Add to enum. 117 (m6811_regs): Add page register. 118 (cpu_set_page, cpu_get_page): New macros. 119 (phys_to_virt): New function. 120 (cpu_get_indexed_operand_addr, cpu_return): Declare. 121 * gencode.c: Identify indirect addressing mode for call and fix daa. 122 (gen_function_entry): New param to tell if src8/dst8 locals are 123 necessary. 124 (gen_interpreter): Use it to avoid generation of unused variables. 125 * interp.c (sim_fetch_register): Allow to read page register; page 126 register, A, B and CCR are only 1 byte wide. 127 (sim_store_register): Likewise for writing. 128 1292002-06-16 Andrew Cagney <ac131313@redhat.com> 130 131 * configure: Regenerated to track ../common/aclocal.m4 changes. 132 1332002-06-09 Andrew Cagney <cagney@redhat.com> 134 135 * Makefile.in (INCLUDE): Update path to callback.h. 136 * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h". 137 1382002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr> 139 140 * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case. 141 (cpu_move16): Likewise. 142 (sim_memory_error): Use sim_io_printf. 143 (cpu_option_handler): Fix compilation warning. 144 * interp.c (sim_hw_configure): Fix compilation warning; 145 remove m68hc12sio@2 device. 146 (sim_open): Likewise. 147 * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2 148 flags when reset. 149 (cycle_to_string): Improve convertion of cpu cycle number. 150 (m68hc11tim_info): Print info about PACNT. 151 (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle 152 TCTL1 and TCTL2 registers. 153 * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode. 154 1552002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr> 156 157 * interp.c (sim_hw_configure): Save the HW cpu pointer in the 158 cpu struct. 159 (sim_hw_configure): Connect the capture input/output events. 160 * sim-main.h (_sim_cpu): New member hw_cpu. 161 (m68hc11cpu_set_oscillator): Declare. 162 (m68hc11cpu_clear_oscillator): Declare. 163 (m68hc11cpu_set_port): Declare. 164 * dv-m68hc11.c (m68hc11_options): New for oscillator commands. 165 (m68hc11cpu_ports): New input ports and output ports to reflect 166 the HC11 IOs. 167 (m68hc11_delete): Cleanup any running oscillator. 168 (attach_m68hc11_regs): Create the input oscillators. 169 (make_oscillator): New function. 170 (find_oscillator): New function. 171 (oscillator_handler): New function. 172 (reset_oscillators): New function. 173 (m68hc11cpu_port_event): Handle the new input ports. 174 (m68hc11cpu_set_oscillator): New function. 175 (m68hc11cpu_clear_oscillator): New function. 176 (get_frequency): New function. 177 (m68hc11_option_handler): New function. 178 (m68hc11cpu_set_port): New function. 179 (m68hc11cpu_io_write): Post the port output events. 180 * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set 181 the output port value. 182 * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event 183 by latching the TCNT value in the register. 184 1852002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr> 186 187 * sim-main.h (cpu_frame, cpu_frame_list): Remove. 188 (cpu_frame_reg, cpu_print_frame): Remove. 189 (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup. 190 (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise. 191 (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise. 192 (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise. 193 * m68hc11_sim.c (cpu_find_frame): Remove. 194 (cpu_create_frame_list): Remove. 195 (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove. 196 (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove. 197 (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above. 198 (cpu_update_frame): Likewise. 199 (cpu_return): Likewise. 200 (cpu_reset): Likewise. 201 (cpu_initialize): Likewise. 202 * interp.c (sim_do_command): Remove call to cpu_print_frame. 203 2042002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr> 205 206 * interrupts.c (interrupts_reset): New function, setup interrupt 207 vector address according to cpu mode. 208 (interrupts_initialize): Move reset portion to the above. 209 (interrupt_names): New table to give a name to interrupts. 210 (idefs): Handle pulse accumulator interrupts. 211 (interrupts_info): Print the interrupt history. 212 (interrupt_option_handler): New function. 213 (interrupt_options): New table of options. 214 (interrupts_update_pending): Keep track of when interrupts are 215 raised and implement breakpoint-on-raise-interrupt. 216 (interrupts_process): Keep track of when interrupts are taken 217 and implement breakpoint-on-interrupt. 218 * interrupts.h (struct interrupt_history): Define. 219 (struct interrupt): Keep track of the interrupt history. 220 (interrupts_reset): Declare. 221 (interrupts_initialize): Update prototype. 222 * m68hc11_sim.c (cpu_reset): Reset interrupts. 223 (cpu_initialize): Cleanup. 224 2252001-07-28 Stephane Carrez <Stephane.Carrez@worldnet.fr> 226 227 * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write 228 address. 229 (m68hc11eepr_port_event): Fix detach/attach logic. 230 2312001-07-22 Stephane Carrez <Stephane.Carrez@worldnet.fr> 232 233 * Makefile.in (SIM_OBJS): Remove sim-resume.o 234 * interp.c (sim_resume): New function from sim-resume.c, install 235 the stepping event after having processed the pending ticks. 236 (has_stepped): Likewise. 237 (sim_info): Produce an output only if verbose or STATE_VERBOSE_P. 238 2392001-07-10 Andrew Cagney <ac131313@redhat.com> 240 241 * Makefile.in (gencode): Provide explicit path to gencode.c. 242 2432001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr> 244 245 * Makefile.in (M68HC11_OBJS): Add m68hc12int.o. 246 (m68hc12int.c): Generate using gencode -m6812. 247 (m68hc11int.c): Likewise with -m6811. 248 249 * gencode.c (m6811_opcode_patterns): New patterns for 68HC12. 250 (m6811_page1_opcodes): Remove duplicate entries. 251 (m6811_page2_opcodes): Likewise. 252 (m6811_page3_opcodes): Likewise. 253 (m6811_page4_opcodes): Likewise. 254 (m6812_page1_opcodes): New table for 68HC12 instructions. 255 (m6812_page2_opcodes): Likewise. 256 (gen_fetch_operands): New modes [] and &[] for 68HC12 operands. 257 (gen_save_result): Likewise. 258 (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes. 259 (cmp_opcode): New function for opcode comparision. 260 (prepare_table): Sort the opcodes. 261 (gen_interpreter): Prepare all the tables and generate either 262 a 68HC11 or a 68HC12 simulator. 263 (main): New options -m6811 and -m6812. 264 265 * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor. 266 (cpu_special): Simulation of some 68HC12 instructions. 267 (cpu_exg): New function. 268 (cpu_dbcc): Likewise. 269 (cpu_fetch_relbranch16): Likewise. 270 (cpu_push_all): Push according to 68HC11 or 68HC12. 271 (cpu_move16): Likewise. 272 (cpu_move8): Likewise. 273 (cpu_get_indexed_operand16): Likewise. 274 (cpu_get_indexed_operand8): Likewise. 275 (cpu_get_indexed_operand_addr): Likewise. 276 (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise. 277 (cpu_reset): Setup INIT register according to architecture. 278 279 * sim-main.h (M6811_Special): Add 68HC12 specific instructions. 280 (_sim_cpu): Keep track of the cpu being simulated. 281 (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New. 282 (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx. 283 (cpu_m68hc11_pop_uint8): Likewise. 284 (cpu_m68hc12_push_uintxx): New functions for 68HC12. 285 (cpu_m68hc12_pop_uintxx): Likewise. 286 (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise, 287 (cpu_fetch_relbranch16): Likewise. 288 (cpu_interp_m6811): Rename of cpu_interp. 289 (cpu_interp_m6812): New function. 290 * interp.c (free_state): New function. 291 (dev_list_68hc12): New table. 292 (sim_board_reset): Reset depending on the cpu (HC11 or HC12). 293 (sim_hw_configure): New function. 294 (sim_prepare_for_program): New function. 295 (sim_open): Use above new functions. 296 (sim_close): Call free_state(). 297 (sim_info): Print info according to cpu. 298 (sim_create_inferior): Use sim_prepare_for_program. 299 (sim_do_command): Configure the hardware after a change of the 300 architecture. 301 3022001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr> 303 304 * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for 305 pending interrupts. 306 * interrupts.c (interrupts_process): Keep track of the last number 307 of masked insn cycles. 308 (interrupts_initialize): Clear last number of masked insn cycles. 309 (interrupts_info): Report them. 310 (interrupts_update_pending): Compute clear and set masks of 311 interrupts and clear the interrupt bits before setting them 312 (due to SCI interrupt sharing). 313 * interrupts.h (struct interrupts): New members last_mask_cycles 314 and xirq_last_mask_cycles. 315 3162000-11-26 Stephane Carrez <Stephane.Carrez@worldnet.fr> 317 318 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size 319 instead of a hard-coded value. 320 (m68hc11cpu_io_write_buffer): Likewise. 321 (dv_m68hc11_descriptor): Define a 68hc12 device. 322 * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise. 323 * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise. 324 * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise. 325 * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise. 326 3272000-11-22 Stephane Carrez <Stephane.Carrez@worldnet.fr> 328 329 * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler. 330 (m68hc11cpu_delete): Delete handler to detach the address space. 331 3322000-11-24 Stephane Carrez <Stephane.Carrez@worldnet.fr> 333 334 * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc. 335 * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc 336 instead of free and malloc. 337 3382000-09-11 Stephane Carrez <Stephane.Carrez@worldnet.fr> 339 340 * Makefile.in: Was missing from initial patch. 341 3422000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 343 344 * interp.c (sim_store_register): Remove soft register hack. 345 (sim_fetch_register): Likewise. 346 (sim_create_inferior): Likewise. 347 * sim-main.h: Likewise. 348 3492000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 350 351 * interrupts.c (interrupts_update_pending): Clear the mask of 352 pending interrupts here. 353 (interrupts_get_current): Don't clear the mask of pending interrupts. 354 3552000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 356 357 * sim-main.h: Define cycle_to_string. 358 * dv-m68hc11tim.c (cycle_to_string): New function to translate 359 the cpu cycle into some formatted time string. 360 (m68hc11tim_print_timer): Use it. 361 * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string. 362 * dv-m68hc11spi.c (m68hc11spi_info): Likewise. 363 * interrupts.c (interrupts_info): Likewise. 364 * m68hc11_sim.c (cpu_info): Likewise. 365 3662000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr> 367 368 * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow 369 interrupt and compare events accurately. Take into account the 370 pending ticks not processed by the simulator yet (introduced a shift). 371 (m68hc11_port_event): Reset the timer interrupt delays. 372 (m68hc11tim_io_read_buffer): Be able to read several bytes. 373 (m68hc11tim_io_write_buffer): Likewise for write. 374 (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt. 375 3762000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr> 377 378 * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts. 379 (m68hc11spi_io_write_buffer): Likewise and fix the spi frame. 380 (m68hc11spi_info): Clarify the status report 381 of the SPI when a byte is being sent. 382 (m68hc11spi_clock): Fix the spi send frame. 383 3842000-08-11 Stephane Carrez <Stephane.Carrez@worldnet.fr> 385 386 * sim-main.h (m68hc11_map_level): Define level of address mappings. 387 * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate 388 whether the eeprom is currently mapped or not. 389 (m68hc11eepr_port_event): Use the flag to see if we must unmap 390 or map the eeprom. Update the flag to reflect the current state. 391 Use M6811_EEPROM_LEVEL when mapping the eeprom. 392 (m68hc11eepr_finish): Remove overlap hack. 393 (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the 394 config and control registers. 395 * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack. 396 (attach_m68hc11_regs): Use M6811_IO_LEVEL. 397 (m68hc11cpu_io_write): Likewise when unmapping and re-mapping. 398 * dv-m68hc11spi.c (m68hc11spi_finish): Likewise. 399 (attach_m68hc11spi_regs): Likewise. 400 * dv-m68hc11tim.c (m68hc11tim_finish): Likewise. 401 (attach_m68hc11tim_regs): Likewise. 402 * dv-m68hc11sio.c (m68hc11sio_finish): Likewise. 403 (attach_m68hc11sio_regs): Likewise. 404 * interp.c (sim_open): Likewise. 405 * dv-nvram.c (attach_nvram_regs): Likewise. 406 407Thu Jul 27 21:27:25 2000 Andrew Cagney <cagney@b1.cygnus.com> 408 409 * configure, config.in: Regenerate. 410 4112000-06-25 Stephane Carrez <Stephane.Carrez@worldnet.fr> 412 413 * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c 414 * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback. 415 (dv_m6811_detach_address_callback): New function to detach a 416 device from an address space. 417 * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize 418 config register according to --cpu-config option. 419 * sim-main.h (_sim_cpu): Add cpu_config member. 420 * interp.c (sim_open): Delete specific simulator options. 421 * m68hc11_sim.c (cpu_option_handler): New options 422 --emulos and -cpu-config <val> to configure the simulator. 423 (cpu_initialize): Initialize cpu_config member. 424 4252000-06-24 Stephane Carrez <Stephane.Carrez@worldnet.fr> 426 427 * emulos.c: Fix indentation and comments. 428 * gencode.c: Likewise. 429 * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT. 430 (m68hc11tim_io_write_buffer): Write compare registers and 431 setup compare event. 432 * interp.c: Remove unused global variables. 433 * interrupts.c (idefs): New compare interrupts. 434 Fix indentation and comments. 435 * interrupts.h: Likewise. 436 4372000-06-18 Stephane Carrez <Stephane.Carrez@worldnet.fr> 438 439 * dv-m68hc11sio.c: Fix indentation and comments. 440 Remove INT_PORT. 441 * dv-m68hc11.c: Fix indentation and comments. 442 (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here. 443 * m68hc11_sim.c (cpu_reset): To here. 444 * dv-m68hc11eepr.c: Fix indentation and comments. 445 4462000-06-17 Stephane Carrez <Stephane.Carrez@worldnet.fr> 447 448 * dv-nvram.c: New file, rename from dv-pram.c. 449 * dv-pram.c: Delete file. 450 * sim-main.h: Incorporate m68hc11_sim.h. 451 * m68hc11_sim.h: Delete file. 452 * configure.in: Rename pram into nvram. 453 * interp.c (sim_open): Likewise in creation of device tree. 454 4552000-05-31 Stephane Carrez <Stephane.Carrez@worldnet.fr> 456 457 * interp.c (sim_open): Create the SPI device. 458 * dv-m68hc11spi.c: New file for SPI device simulation. 459 * configure.in (hw_extra_devices): Add SPI device. 460 4612000-05-28 Stephane Carrez <Stephane.Carrez@worldnet.fr> 462 463 * interrupts.c (interrupts_initialize): Clear XIRQ accounting. 464 (interrupts_process): Separate IRQ and XIRQ accounting. 465 (interrupts_info): Report XIRQ accounting. 466 * interrupts.h (struct interrupts): Added accounting for XIRQ. 467 4682000-04-16 Stephane Carrez <stcarrez@worldnet.fr> 469 470 * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode. 471 * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode. 472 * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB 473 configuration from the 'mode' device tree property. 474 (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB 475 configuration. 476 4772000-02-24 Stephane Carrez <stcarrez@worldnet.fr> 478 479 * sim-main.h: Remove WITH_TARGET_* defines. 480 * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags. 481 4822000-02-08 Stephane Carrez <stcarrez@worldnet.fr> 483 484 * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to 485 1200 baud when cpu is in bootstrap mode. 486 487 * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to 488 write in the TCTN timer register. 489 490 * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock 491 by 4 to obtain the E clock frequency. 492 (sccr2_desc): Use M6811_TIE for TIE bit. 493 (m68hc11sio_info): Fix baud rate report. 494 495 * dv-m68hc11tim.c (to_realtime): Likewise. 496 497 * interp.c (sim_open): When building device tree, only provide 498 devices that do not exist yet. 499 500 * emulos.c: Fix compilation pb under Windows. 501 502 * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency 503 from the 'clock' property. 504 5052000-01-02 Stephane Carrez <stcarrez@worldnet.fr> 506 507 * m68hc11_sim.h (*_REGNUM): Define. 508 (_sim_cpu): New member cpu_page0_reg table. 509 * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with 510 addresses of soft registers in .page0. 511 (sim_fetch_register, sim_store_register): Use cpu_page0_reg table 512 to get/set soft registers. 513 5141999-12-31 Stephane Carrez <stcarrez@worldnet.fr> 515 516 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid 517 returning random values. 518 5191999-12-17 Stephane Carrez <stcarrez@worldnet.fr> 520 521 * gencode.c: Fix "subb N,x" that used a instead of b. 522 5231999-09-09 Stephane Carrez <stcarrez@worldnet.fr> 524 525 * gencode.c: Fixed sbc8 and adc8 when there was a initial carry. 526 5271999-09-01 Stephane Carrez <stcarrez@worldnet.fr> 528 529 * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma. 530 5311999-08-14 Stephane Carrez <stcarrez@worldnet.fr> 532 533 * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the 534 register region in the m68hc11cpu struct. 535 (m68hc11cpu_io_write): When the IO mapping addres changes, 536 detach the register region and re-attach it at the new address. 537 (m68hc11cpu_io_read_buffer): Renamed base_address into 538 attach_address. 539 (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer 540 to m68hc11cpu_io_write. 541 5421999-08-13 Stephane Carrez <stcarrez@worldnet.fr> 543 544 * gencode.c: For sbc8, check the carry and increment the source 545 before trying to set the carry for the result. 546 5471999-05-24 John S. Kallal <kallal@voicenet.com> 548 549 * interp.c (sim_get_info): Don't crash if the command line is 0. 550 Define prototype for sim_get_info() and init_system(). 551 (sim_info): Correct call to sim_get_info(). 552 5531999-05-16 Stephane Carrez <stcarrez@worldnet.fr> 554 555 * configure.in: Recognize m6811-*-*. 556 * configure: Regenerate. 557 * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16, 558 cpu_ccr_update_sub8, cpu_ccr_update_sub16): 559 Correct the computation of carry of 8 and 16-bits add and subtract. 560 * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and 561 overflow set in a different manner than add). 562 5631999-05-14 Stephane Carrez <stcarrez@worldnet.fr> 564 565 * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a 566 trace message. 567 * interp.c (sim_open, sim_create_inferior): Initialize the 568 cpu_elf_start from the ELF header. 569 * m68hc11_sim.c (cpu_initialize): Clear the new data members. 570 (cpu_restart): Use cpu_elf_start as the starting address when 571 the flag is set. 572 (cpu_special): When cpu_use_elf_start is set, the WAI instruction 573 exits the simulator (exit status is in D). 574 * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and 575 cpu_elf_star to start execution at address specified in ELF file. 576 5771999-05-02 Stephane Carrez <stcarrez@worldnet.fr> 578 579 * Makefile.in, config.in, configure, configure.in: New files. 580 * gencode.c: New file, generation of 68HC11 interpreter. 581 * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations 582 for interpreter. 583 * interrupts.c, interrupts.h: New files, management of interrupts. 584 * interp.c, sim-main.h, 585 * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c, 586 dv-m68hc11tim.c, dv-pram.c: New files representing devices for 587 68HC11 (dv-pram.c is generic and could probably migrate to common). 588 * emulos.c: New file, basic emulation of some os. 589