Configury changes: update src repository (binutils, gdb, and rda) to use
[deliverable/binutils-gdb.git] / sim / m68hc11 / ChangeLog
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20e95c23
DJ
12006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
2
3 * configure: Regenerated.
4
b3a3ffef
HPN
52006-03-29 Hans-Peter Nilsson <hp@axis.com>
6
7 * configure: Regenerate.
8
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92005-03-23 Mark Kettenis <kettenis@gnu.org>
10
11 * configure: Regenerate.
12
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132005-01-14 Andrew Cagney <cagney@gnu.org>
14
15 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
16 explicit call to AC_CONFIG_HEADER.
17 * configure: Regenerate.
18
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192005-01-11 Andrew Cagney <cagney@localhost.localdomain>
20
21 * configure: Regenerated to track ../common/aclocal.m4 changes.
22
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232005-01-07 Andrew Cagney <cagney@gnu.org>
24
25 * configure.ac: Rename configure.in, require autoconf 2.59.
26 * configure: Re-generate.
27
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282004-12-08 Hans-Peter Nilsson <hp@axis.com>
29
30 * configure: Regenerate for ../common/aclocal.m4 update.
31
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322004-06-15 Alan Modra <amodra@bigpond.net.au>
33
34 * interp.c (sim_prepare_for_program): Use bfd_get_section_size
35 instead of bfd_get_section_size_before_reloc.
36
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372003-08-08 Stephane Carrez <stcarrez@nerim.fr>
38
39 * dv-m68hc11tim.c (cycle_to_string): Add flags parameter to better
40 control the translation.
41 (m68hc11tim_print_timer): Update cycle_to_string conversion.
42 (m68hc11tim_timer_event): Fix handling of output
43 compare register with its interrupts.
44 (m68hc11tim_io_write_buffer): Check output compare
45 after setting M6811_TMSK1.
46 (m68hc11tim_io_read_buffer): Fix compilation warning.
47 * dv-m68hc11.c (m68hc11_option_handler): Likewise.
48 * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
49 * dv-m68hc11sio.c (m68hc11sio_info): Likewise.
50 * interrupts.c (interrupts_info): Likewise.
51 (interrupts_reset): Recognize bootstrap mode.
52 * sim-main.h (PRINT_CYCLE, PRINT_TIME): New defines.
53 (_sim_cpu): Add cpu_start_mode.
54 (cycle_to_string): Add flags member.
55 * m68hc11_sim.c (OPTION_CPU_BOOTSTRAP): New option.
56 (cpu_options): Declare new option bootstrap.
57 (cpu_option_handler): Handle it.
58 (cpu_info): Update call to cycle_to_string.
59
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602003-08-08 Stephane Carrez <stcarrez@nerim.fr>
61
62 * sim-main.h (phys_to_virt): Use memory bank parameters to translate
63 the physical address in virtual address.
64 (struct _sim_cpu): Add memory bank members.
65 * m68hc11_sim.c (cpu_initialize): Clear memory bank parameters.
66 * interp.c (sim_hw_configure): Create memory bank according to memory
67 bank parameters.
68 (sim_get_bank_parameters): New function to obtain memory bank config
69 from the symbol table.
70 (sim_prepare_for_program): Call it to obtain the memory bank parameters.
71 (sim_open): Call sim_prepare_for_program.
72 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Use memory bank parameters
73 to check if address is within bank window.
74 (m68hc11cpu_io_read_buffer): Likewise.
75 (attach_m68hc11_regs): Map the memory bank according to memory bank
76 parameters.
77
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782003-08-08 Stephane Carrez <stcarrez@nerim.fr>,
79
80 * sim-main.h (PAGE_REGNUM, Z_REGNUM): Use same numbering as gdb.
81
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822003-08-08 Stephane Carrez <stcarrez@nerim.fr>,
83 Gary Piercey <gpiercey@northstar-technical.com>
84
85 * m68hc11_sim.c (print_io_word): New function to print 16-bit value.
86 * sim-main.h (print_io_word): Declare.
87 * dv-m68hc11tim.c (tmsk1_desc): New description table for TMSK1.
88 (tflg1_desc): Likewise for TFLG1.
89 (m68hc11tim_info): Print input and output compare registers
90
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912003-03-02 Stephane Carrez <stcarrez@nerim.fr>
92
93 * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE
94 to 32 to support memory bank switching; temporarily use 32-bit for
95 WORD_BITSIZE to avoid a bug in sim-common.
96
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972003-03-01 Stephane Carrez <stcarrez@nerim.fr>
98
99 * interp.c (sim_fetch_register): Only store a single byte for
100 1 byte registers.
101
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1022003-02-27 Andrew Cagney <cagney@redhat.com>
103
104 * interp.c (sim_prepare_for_program, sim_open)
105 (sim_create_inferior): Rename _bfd to bfd.
106
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1072002-08-13 Stephane Carrez <stcarrez@nerim.fr>
108
109 * dv-m68hc11eepr.c (struct m68hc11eepr ): Use const char* for filename.
110
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1112002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
112
113 * interp.c (sim_prepare_for_program): Look up the image for the
114 reset vector and set cpu_use_elf_start to 1 if not found.
115 (sim_open): Do not set cpu_use_elf_start.
116
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1172002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
118
119 * interp.c (sim_hw_configure): Return 1 for success.
120 (sim_prepare_for_program): Use the sim_hw_configure exit code to
121 return SIM_RC_FAIL.
122
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1232002-08-13 Stephane Carrez <stcarrez@nerim.fr>
124
125 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Translate memory
126 bank window to some virtual address to read from extended memory.
127 (m68hc11cpu_io_write_buffer): Likewise for writing.
ca156d78 128 (attach_m68hc11_regs): When use_bank property is defined, attach
7230d809 129 to the 68HC12 16K memory bank window.
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130 * interp.c (sim_hw_configure): Create memory region for banked
131 memory.
132
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1332002-08-13 Stephane Carrez <Stephane.Carrez@nerim.fr>
134
135 * interp.c (sim_hw_configure): Connect port-X to cpu-write-port.
136 * dv-m68hc11.c (m68hc11cpu_ports): Add cpu-write-port input.
137 (m68hc11cpu_port_event): Handle CPU_WRITE_PORT event.
138
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1392002-08-13 Marko Kohtala <marko.kohtala@luukku.com>
140
141 * dv-m68hc11.c (m68hc11cpu_io_write): Fix to update IO mapping
142 when IO mapping changed, not when internal RAM mapping is changed.
143
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1442002-08-13 Stephane Carrez <stcarrez@nerim.fr>
145
146 * m68hc11_sim.c (cpu_special): Handle call and rtc instructions.
147 * sim-main.h (M6812_CALL_INDIRECT): Add to enum.
148 (m6811_regs): Add page register.
149 (cpu_set_page, cpu_get_page): New macros.
150 (phys_to_virt): New function.
151 (cpu_get_indexed_operand_addr, cpu_return): Declare.
152 * gencode.c: Identify indirect addressing mode for call and fix daa.
153 (gen_function_entry): New param to tell if src8/dst8 locals are
154 necessary.
155 (gen_interpreter): Use it to avoid generation of unused variables.
156 * interp.c (sim_fetch_register): Allow to read page register; page
157 register, A, B and CCR are only 1 byte wide.
158 (sim_store_register): Likewise for writing.
159
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1602002-06-16 Andrew Cagney <ac131313@redhat.com>
161
162 * configure: Regenerated to track ../common/aclocal.m4 changes.
163
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1642002-06-09 Andrew Cagney <cagney@redhat.com>
165
166 * Makefile.in (INCLUDE): Update path to callback.h.
167 * sim-main.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
168
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1692002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
170
171 * m68hc11_sim.c (cpu_move8): Call sim_engine_abort in default case.
172 (cpu_move16): Likewise.
173 (sim_memory_error): Use sim_io_printf.
174 (cpu_option_handler): Fix compilation warning.
175 * interp.c (sim_hw_configure): Fix compilation warning;
176 remove m68hc12sio@2 device.
177 (sim_open): Likewise.
178 * dv-m68hc11tim.c (m68hc11tim_port_event): Fix clear of TFLG2
179 flags when reset.
180 (cycle_to_string): Improve convertion of cpu cycle number.
181 (m68hc11tim_info): Print info about PACNT.
182 (m68hc11tim_io_write_buffer): Fix clearing of TFLG2; handle
183 TCTL1 and TCTL2 registers.
184 * dv-m68hc11.c (m68hc11_info): Print 6811 current running mode.
185
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1862002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
187
188 * interp.c (sim_hw_configure): Save the HW cpu pointer in the
189 cpu struct.
190 (sim_hw_configure): Connect the capture input/output events.
191 * sim-main.h (_sim_cpu): New member hw_cpu.
192 (m68hc11cpu_set_oscillator): Declare.
193 (m68hc11cpu_clear_oscillator): Declare.
194 (m68hc11cpu_set_port): Declare.
195 * dv-m68hc11.c (m68hc11_options): New for oscillator commands.
196 (m68hc11cpu_ports): New input ports and output ports to reflect
197 the HC11 IOs.
198 (m68hc11_delete): Cleanup any running oscillator.
199 (attach_m68hc11_regs): Create the input oscillators.
200 (make_oscillator): New function.
201 (find_oscillator): New function.
202 (oscillator_handler): New function.
203 (reset_oscillators): New function.
204 (m68hc11cpu_port_event): Handle the new input ports.
205 (m68hc11cpu_set_oscillator): New function.
206 (m68hc11cpu_clear_oscillator): New function.
207 (get_frequency): New function.
208 (m68hc11_option_handler): New function.
209 (m68hc11cpu_set_port): New function.
210 (m68hc11cpu_io_write): Post the port output events.
211 * dv-m68hc11spi.c (set_bit_port): Use m68hc11cpu_set_port to set
212 the output port value.
213 * dv-m68hc11tim.c (m68hc11tim_port_event): Handle CAPTURE event
214 by latching the TCNT value in the register.
215
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2162002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
217
218 * sim-main.h (cpu_frame, cpu_frame_list): Remove.
219 (cpu_frame_reg, cpu_print_frame): Remove.
220 (cpu_m68hc11_push_uint8, cpu_m68hc11_pop_uint8): Cleanup.
221 (cpu_m68hc11_push_uint16, cpu_m68hc11_pop_uint16): Likewise.
222 (cpu_m68hc12_push_uint8, cpu_m68hc12_push_uint16): Likewise.
223 (cpu_m68hc12_pop_uint8, cpu_m68hc12_pop_uint16): Likewise.
224 * m68hc11_sim.c (cpu_find_frame): Remove.
225 (cpu_create_frame_list): Remove.
226 (cpu_remove_frame_list, cpu_create_frame, cpu_free_frame): Remove.
227 (cpu_frame_reg, cpu_print_frame, cpu_update_frame): Remove.
228 (cpu_call): Cleanup to remove #if HAVE_FRAME and calls to the above.
229 (cpu_update_frame): Likewise.
230 (cpu_return): Likewise.
231 (cpu_reset): Likewise.
232 (cpu_initialize): Likewise.
233 * interp.c (sim_do_command): Remove call to cpu_print_frame.
234
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2352002-03-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
236
237 * interrupts.c (interrupts_reset): New function, setup interrupt
238 vector address according to cpu mode.
239 (interrupts_initialize): Move reset portion to the above.
240 (interrupt_names): New table to give a name to interrupts.
241 (idefs): Handle pulse accumulator interrupts.
242 (interrupts_info): Print the interrupt history.
243 (interrupt_option_handler): New function.
244 (interrupt_options): New table of options.
245 (interrupts_update_pending): Keep track of when interrupts are
246 raised and implement breakpoint-on-raise-interrupt.
247 (interrupts_process): Keep track of when interrupts are taken
248 and implement breakpoint-on-interrupt.
249 * interrupts.h (struct interrupt_history): Define.
250 (struct interrupt): Keep track of the interrupt history.
251 (interrupts_reset): Declare.
252 (interrupts_initialize): Update prototype.
253 * m68hc11_sim.c (cpu_reset): Reset interrupts.
254 (cpu_initialize): Cleanup.
255
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2562001-07-28 Stephane Carrez <Stephane.Carrez@worldnet.fr>
257
258 * dv-m68hc11eepr.c (m68hc11eepr_info): Fix print of current write
259 address.
260 (m68hc11eepr_port_event): Fix detach/attach logic.
261
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2622001-07-22 Stephane Carrez <Stephane.Carrez@worldnet.fr>
263
264 * Makefile.in (SIM_OBJS): Remove sim-resume.o
265 * interp.c (sim_resume): New function from sim-resume.c, install
266 the stepping event after having processed the pending ticks.
267 (has_stepped): Likewise.
268 (sim_info): Produce an output only if verbose or STATE_VERBOSE_P.
269
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2702001-07-10 Andrew Cagney <ac131313@redhat.com>
271
272 * Makefile.in (gencode): Provide explicit path to gencode.c.
273
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2742001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
275
276 * Makefile.in (M68HC11_OBJS): Add m68hc12int.o.
277 (m68hc12int.c): Generate using gencode -m6812.
278 (m68hc11int.c): Likewise with -m6811.
279
280 * gencode.c (m6811_opcode_patterns): New patterns for 68HC12.
281 (m6811_page1_opcodes): Remove duplicate entries.
282 (m6811_page2_opcodes): Likewise.
283 (m6811_page3_opcodes): Likewise.
284 (m6811_page4_opcodes): Likewise.
285 (m6812_page1_opcodes): New table for 68HC12 instructions.
286 (m6812_page2_opcodes): Likewise.
287 (gen_fetch_operands): New modes [] and &[] for 68HC12 operands.
288 (gen_save_result): Likewise.
289 (gen_interpreter_for_table): Handle 68HC11 and 68HC12 opcodes.
290 (cmp_opcode): New function for opcode comparision.
291 (prepare_table): Sort the opcodes.
292 (gen_interpreter): Prepare all the tables and generate either
293 a 68HC11 or a 68HC12 simulator.
294 (main): New options -m6811 and -m6812.
295
296 * m68hc11_sim.c (cpu_single_step): Use pointer to cpu interpretor.
297 (cpu_special): Simulation of some 68HC12 instructions.
298 (cpu_exg): New function.
299 (cpu_dbcc): Likewise.
300 (cpu_fetch_relbranch16): Likewise.
301 (cpu_push_all): Push according to 68HC11 or 68HC12.
302 (cpu_move16): Likewise.
303 (cpu_move8): Likewise.
304 (cpu_get_indexed_operand16): Likewise.
305 (cpu_get_indexed_operand8): Likewise.
306 (cpu_get_indexed_operand_addr): Likewise.
307 (cpu_set_reg, cpu_set_dst_reg, cpu_get_src_reg, cpu_get_reg): Likewise.
308 (cpu_reset): Setup INIT register according to architecture.
309
310 * sim-main.h (M6811_Special): Add 68HC12 specific instructions.
311 (_sim_cpu): Keep track of the cpu being simulated.
312 (cpu_get_tmp3, cpu_get_tmp2, cpu_set_tmp3, cpu_set_tmp2): New.
313 (cpu_m68hc11_push_uintxx): Rename of cpu_push_uintxx.
314 (cpu_m68hc11_pop_uint8): Likewise.
315 (cpu_m68hc12_push_uintxx): New functions for 68HC12.
316 (cpu_m68hc12_pop_uintxx): Likewise.
317 (cpu_exg, cpu_dbcc, cpu_move8, cpu_move16): Likewise,
318 (cpu_fetch_relbranch16): Likewise.
319 (cpu_interp_m6811): Rename of cpu_interp.
320 (cpu_interp_m6812): New function.
321 * interp.c (free_state): New function.
322 (dev_list_68hc12): New table.
323 (sim_board_reset): Reset depending on the cpu (HC11 or HC12).
324 (sim_hw_configure): New function.
325 (sim_prepare_for_program): New function.
326 (sim_open): Use above new functions.
327 (sim_close): Call free_state().
328 (sim_info): Print info according to cpu.
329 (sim_create_inferior): Use sim_prepare_for_program.
330 (sim_do_command): Configure the hardware after a change of the
331 architecture.
332
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3332001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
334
335 * dv-m68hc11sio.c (m68hc11sio_tx_poll): Always check for
336 pending interrupts.
337 * interrupts.c (interrupts_process): Keep track of the last number
338 of masked insn cycles.
339 (interrupts_initialize): Clear last number of masked insn cycles.
340 (interrupts_info): Report them.
341 (interrupts_update_pending): Compute clear and set masks of
342 interrupts and clear the interrupt bits before setting them
343 (due to SCI interrupt sharing).
344 * interrupts.h (struct interrupts): New members last_mask_cycles
345 and xirq_last_mask_cycles.
346
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3472000-11-26 Stephane Carrez <Stephane.Carrez@worldnet.fr>
348
349 * dv-m68hc11.c (m68hc11cpu_io_read_buffer): Use attach_size
350 instead of a hard-coded value.
351 (m68hc11cpu_io_write_buffer): Likewise.
352 (dv_m68hc11_descriptor): Define a 68hc12 device.
353 * dv-m68hc11eepr.c (dv_m68hc11eepr_descriptor): Likewise.
354 * dv-m68hc11tim.c (dv_m68hc11tim_descriptor): Likewise.
355 * dv-m68hc11spi.c (dv_m68hc11spi_descriptor): Likewise.
356 * dv-m68hc11sio.c (dv_m68hc11sio_descriptor): Likewise.
357
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3582000-11-22 Stephane Carrez <Stephane.Carrez@worldnet.fr>
359
360 * dv-m68hc11.c (attach_m68hc11_regs): Register a delete handler.
361 (m68hc11cpu_delete): Delete handler to detach the address space.
362
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3632000-11-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
364
365 * dv-m68hc11eepr.c (attach_m68hc11eepr_regs): Use hw_malloc.
366 * dv-nvram.c (attach_nvram_regs): Use hw_free and hw_malloc
367 instead of free and malloc.
368
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3692000-09-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
370
371 * Makefile.in: Was missing from initial patch.
372
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3732000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
374
375 * interp.c (sim_store_register): Remove soft register hack.
376 (sim_fetch_register): Likewise.
377 (sim_create_inferior): Likewise.
378 * sim-main.h: Likewise.
379
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3802000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
381
382 * interrupts.c (interrupts_update_pending): Clear the mask of
383 pending interrupts here.
384 (interrupts_get_current): Don't clear the mask of pending interrupts.
385
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3862000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
387
388 * sim-main.h: Define cycle_to_string.
389 * dv-m68hc11tim.c (cycle_to_string): New function to translate
390 the cpu cycle into some formatted time string.
391 (m68hc11tim_print_timer): Use it.
392 * dv-m68hc11sio.c (m68hc11sio_info): Use cycle_to_string.
393 * dv-m68hc11spi.c (m68hc11spi_info): Likewise.
394 * interrupts.c (interrupts_info): Likewise.
395 * m68hc11_sim.c (cpu_info): Likewise.
396
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3972000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr>
398
399 * dv-m68hc11tim.c (m68hc11tim_timer_event): Compute the overflow
400 interrupt and compare events accurately. Take into account the
401 pending ticks not processed by the simulator yet (introduced a shift).
402 (m68hc11_port_event): Reset the timer interrupt delays.
403 (m68hc11tim_io_read_buffer): Be able to read several bytes.
404 (m68hc11tim_io_write_buffer): Likewise for write.
405 (m68hc11tim_io_write_buffer): Recompute the timer overflow interrupt.
406
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4072000-09-06 Stephane Carrez <Stephane.Carrez@worldnet.fr>
408
409 * dv-m68hc11spi.c (m68hc11spi_io_read_buffer): Clear the interrupts.
410 (m68hc11spi_io_write_buffer): Likewise and fix the spi frame.
411 (m68hc11spi_info): Clarify the status report
412 of the SPI when a byte is being sent.
413 (m68hc11spi_clock): Fix the spi send frame.
414
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4152000-08-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
416
417 * sim-main.h (m68hc11_map_level): Define level of address mappings.
418 * dv-m68hc11eepr.c (struct m68hc11eepr ): New flag to indicate
419 whether the eeprom is currently mapped or not.
420 (m68hc11eepr_port_event): Use the flag to see if we must unmap
421 or map the eeprom. Update the flag to reflect the current state.
422 Use M6811_EEPROM_LEVEL when mapping the eeprom.
423 (m68hc11eepr_finish): Remove overlap hack.
424 (attach_m68hc11eepr_regs): Use M6811_IO_LEVEL when mapping the
425 config and control registers.
426 * dv-m68hc11.c (m68hc11cpu_finish): Remove overlap hack.
427 (attach_m68hc11_regs): Use M6811_IO_LEVEL.
428 (m68hc11cpu_io_write): Likewise when unmapping and re-mapping.
429 * dv-m68hc11spi.c (m68hc11spi_finish): Likewise.
430 (attach_m68hc11spi_regs): Likewise.
431 * dv-m68hc11tim.c (m68hc11tim_finish): Likewise.
432 (attach_m68hc11tim_regs): Likewise.
433 * dv-m68hc11sio.c (m68hc11sio_finish): Likewise.
434 (attach_m68hc11sio_regs): Likewise.
435 * interp.c (sim_open): Likewise.
436 * dv-nvram.c (attach_nvram_regs): Likewise.
437
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438Thu Jul 27 21:27:25 2000 Andrew Cagney <cagney@b1.cygnus.com>
439
440 * configure, config.in: Regenerate.
441
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4422000-06-25 Stephane Carrez <Stephane.Carrez@worldnet.fr>
443
444 * Makefile.in (SIM_RUN_OBJS): Define to use nrun.c
445 * dv-m68hc11.c (m68hc11cpu_finish): Register detach address callback.
446 (dv_m6811_detach_address_callback): New function to detach a
447 device from an address space.
448 * dv-m68hc11eepr.c (m68hc11eepr_port_event): Initialize
449 config register according to --cpu-config option.
450 * sim-main.h (_sim_cpu): Add cpu_config member.
451 * interp.c (sim_open): Delete specific simulator options.
452 * m68hc11_sim.c (cpu_option_handler): New options
453 --emulos and -cpu-config <val> to configure the simulator.
454 (cpu_initialize): Initialize cpu_config member.
455
4562000-06-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
457
458 * emulos.c: Fix indentation and comments.
459 * gencode.c: Likewise.
460 * dv-m68hc11tim.c (m68hc11tim_timer_event): Handle COMPARE_EVENT.
461 (m68hc11tim_io_write_buffer): Write compare registers and
462 setup compare event.
463 * interp.c: Remove unused global variables.
464 * interrupts.c (idefs): New compare interrupts.
465 Fix indentation and comments.
466 * interrupts.h: Likewise.
467
4682000-06-18 Stephane Carrez <Stephane.Carrez@worldnet.fr>
469
470 * dv-m68hc11sio.c: Fix indentation and comments.
471 Remove INT_PORT.
472 * dv-m68hc11.c: Fix indentation and comments.
473 (m68hc11cpu_port_event): Move initialization of M6811_HPRIO from here.
474 * m68hc11_sim.c (cpu_reset): To here.
475 * dv-m68hc11eepr.c: Fix indentation and comments.
476
4772000-06-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
478
479 * dv-nvram.c: New file, rename from dv-pram.c.
480 * dv-pram.c: Delete file.
481 * sim-main.h: Incorporate m68hc11_sim.h.
482 * m68hc11_sim.h: Delete file.
483 * configure.in: Rename pram into nvram.
484 * interp.c (sim_open): Likewise in creation of device tree.
485
4862000-05-31 Stephane Carrez <Stephane.Carrez@worldnet.fr>
487
488 * interp.c (sim_open): Create the SPI device.
489 * dv-m68hc11spi.c: New file for SPI device simulation.
490 * configure.in (hw_extra_devices): Add SPI device.
491
4922000-05-28 Stephane Carrez <Stephane.Carrez@worldnet.fr>
493
494 * interrupts.c (interrupts_initialize): Clear XIRQ accounting.
495 (interrupts_process): Separate IRQ and XIRQ accounting.
496 (interrupts_info): Report XIRQ accounting.
497 * interrupts.h (struct interrupts): Added accounting for XIRQ.
498
4992000-04-16 Stephane Carrez <stcarrez@worldnet.fr>
500
501 * dv-pram.c (attach_pram_regs): Fix the 'save-modified' mode.
502 * m68hc11_sim.h (_sim_cpu): Allow configuration of cpu mode.
503 * dv-m68hc11.c (attach_m68hc11_regs): Get the cpu MODA,MODB
504 configuration from the 'mode' device tree property.
505 (m68hc11cpu_port_event): Reset M6811_HPRIO to the cpu MODA, MODB
506 configuration.
507
5082000-02-24 Stephane Carrez <stcarrez@worldnet.fr>
509
510 * sim-main.h: Remove WITH_TARGET_* defines.
511 * Makefile.in (SIM_EXTRA_CFLAGS): Specify the WITH_TARGET_* flags.
512
5132000-02-08 Stephane Carrez <stcarrez@worldnet.fr>
514
515 * dv-m68hc11sio.c (m68hc11sio_port_event): Setup the SCI to
516 1200 baud when cpu is in bootstrap mode.
517
518 * dv-m68hc11tim.c (m68hc11tim_io_write_buffer): Be able to
519 write in the TCTN timer register.
520
521 * dv-m68hc11sio.c (m68hc11sio_io_write_buffer): Divide cpu clock
522 by 4 to obtain the E clock frequency.
523 (sccr2_desc): Use M6811_TIE for TIE bit.
524 (m68hc11sio_info): Fix baud rate report.
525
526 * dv-m68hc11tim.c (to_realtime): Likewise.
527
528 * interp.c (sim_open): When building device tree, only provide
529 devices that do not exist yet.
530
531 * emulos.c: Fix compilation pb under Windows.
532
533 * dv-m68hc11.c (attach_m68hc11_regs): Get the clock frequency
534 from the 'clock' property.
535
5362000-01-02 Stephane Carrez <stcarrez@worldnet.fr>
537
538 * m68hc11_sim.h (*_REGNUM): Define.
539 (_sim_cpu): New member cpu_page0_reg table.
540 * interp.c (sim_create_inferior): Fill the cpu_page0_reg table with
541 addresses of soft registers in .page0.
542 (sim_fetch_register, sim_store_register): Use cpu_page0_reg table
543 to get/set soft registers.
544
5451999-12-31 Stephane Carrez <stcarrez@worldnet.fr>
546
547 * dv-m68hc11.c (m68hc11cpu_io_write_buffer): Clear byte to avoid
548 returning random values.
549
5501999-12-17 Stephane Carrez <stcarrez@worldnet.fr>
551
552 * gencode.c: Fix "subb N,x" that used a instead of b.
553
5541999-09-09 Stephane Carrez <stcarrez@worldnet.fr>
555
556 * gencode.c: Fixed sbc8 and adc8 when there was a initial carry.
557
5581999-09-01 Stephane Carrez <stcarrez@worldnet.fr>
559
560 * sim-main.h (SIM_HANDLES_LMA): Define to enable loading using lma.
561
5621999-08-14 Stephane Carrez <stcarrez@worldnet.fr>
563
564 * dv-m68hc11.c (attach_m68hc11_regs): Save the size of the
565 register region in the m68hc11cpu struct.
566 (m68hc11cpu_io_write): When the IO mapping addres changes,
567 detach the register region and re-attach it at the new address.
568 (m68hc11cpu_io_read_buffer): Renamed base_address into
569 attach_address.
570 (m68hc11cpu_io_write_buffer): Likewise. Pass the hw pointer
571 to m68hc11cpu_io_write.
572
5731999-08-13 Stephane Carrez <stcarrez@worldnet.fr>
574
575 * gencode.c: For sbc8, check the carry and increment the source
576 before trying to set the carry for the result.
577
5781999-05-24 John S. Kallal <kallal@voicenet.com>
579
580 * interp.c (sim_get_info): Don't crash if the command line is 0.
581 Define prototype for sim_get_info() and init_system().
582 (sim_info): Correct call to sim_get_info().
583
5841999-05-16 Stephane Carrez <stcarrez@worldnet.fr>
585
586 * configure.in: Recognize m6811-*-*.
587 * configure: Regenerate.
588 * m68hc11_sim.h (cpu_ccr_update_add8, cpu_ccr_update_add16,
589 cpu_ccr_update_sub8, cpu_ccr_update_sub16):
590 Correct the computation of carry of 8 and 16-bits add and subtract.
591 * gencode.c: Use cpu_ccr_update_sub8 for subtraction (carry and
592 overflow set in a different manner than add).
593
5941999-05-14 Stephane Carrez <stcarrez@worldnet.fr>
595
596 * dv-m68hc11.c (dv_m6811_attach_address_callback): Removed a
597 trace message.
598 * interp.c (sim_open, sim_create_inferior): Initialize the
599 cpu_elf_start from the ELF header.
600 * m68hc11_sim.c (cpu_initialize): Clear the new data members.
601 (cpu_restart): Use cpu_elf_start as the starting address when
602 the flag is set.
603 (cpu_special): When cpu_use_elf_start is set, the WAI instruction
604 exits the simulator (exit status is in D).
605 * m68hc11_sim.h (_sim_cpu): Added members cpu_use_elf_start and
606 cpu_elf_star to start execution at address specified in ELF file.
607
6081999-05-02 Stephane Carrez <stcarrez@worldnet.fr>
609
610 * Makefile.in, config.in, configure, configure.in: New files.
611 * gencode.c: New file, generation of 68HC11 interpreter.
612 * m68hc11_sim.h, m68hc11_sim.c: New files, specific operations
613 for interpreter.
614 * interrupts.c, interrupts.h: New files, management of interrupts.
615 * interp.c, sim-main.h,
616 * dv-m68hc11.c, dv-m68hc11eepr.c, dv-m68hc11sio.c,
617 dv-m68hc11tim.c, dv-pram.c: New files representing devices for
618 68HC11 (dv-pram.c is generic and could probably migrate to common).
619 * emulos.c: New file, basic emulation of some os.
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