diff options
Diffstat (limited to 'sim/ppc/ChangeLog')
| -rw-r--r-- | sim/ppc/ChangeLog | 1001 |
1 files changed, 996 insertions, 5 deletions
diff --git a/sim/ppc/ChangeLog b/sim/ppc/ChangeLog index 4bf6282..d7f31be 100644 --- a/sim/ppc/ChangeLog +++ b/sim/ppc/ChangeLog @@ -1,15 +1,774 @@ +Thu Jan 23 09:07:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_trace.c (hw_trace_init_data): Delete. The trace options need + to be initialized independant of the rest of the simulation + initalization. Otherwize a trace option explictly set from gdb + could be overridden by hw_trace. + + * psim.c (psim_options): Clarify reason why the trace ioctl occures. + + * FIXME: The trace code is too scattered - hw_trace.c, psim.c, + debug.c. It could be much simpler. + +Thu Jan 23 09:07:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * Some devices support removable media. Add hooks to the disk + device so that it supports this. + + * device.c (device_add_string_array_property, + device_find_string_array_property): New functions, manipulate + properties containing an array of strings. + (device_find_string_property): Allow a string array. + (device_init_static_properties): Update. + (device_init_runtime_properties): Update. + + * hw_disk.c (hw_disk_ioctl): Add ioctl for changing the disk + media. If no file image is specified, use the next one in the + image property list. + (hw_disk_init_address): Change the file property so that it is a + string array - use the first entry for the initial file image. + + * tree.c (print_string_aray_property): New function - print a + string array. + (print_properties): Adjust. + (print_string): Write a string, handling double quotes. + + * device.h: Define an ioctl to `change-media' with an optional new + media image. + + * hw_disk.c: Allow floppy disk devices to be specified. + + * psim.c (psim_command): New function, parse more complex psim + commands such as "change-media" and "trace". + * sim_calls.c (sim_do_command): Use. + +Wed Jan 22 09:38:33 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * For expressions like (RA == 0) that are entered in to the cache + as RA_is_0. If possible generate the result of the expression so + that the compiler gets a better chance of eliminating dead + branches. + + * gen-icache.c (print_icache_extraction): For a cache entry of + the form <name>_is_<const> where it is a boolean field, generate + the result of the expression instead of the expression its self. + (print_icache_body): Remove code that was looking for *_is_0 and + then generating corresponding definitions. + + * gen-icache.c (print_icache_struct): If there is no cache, do not + output expressions in idecode.h file. + + * gen-icache.c (print_icache_body): Output them here. + + * ppc-opcode-complex: Clarify constant values for SPR==LR register + expansion. + + * ppc-cache-rules (RA_is_0, SPR_is_256): Two new cache entries. + +Wed Jan 22 12:24:52 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The code that put values in and extracted values from the cache + was too compilicated. The cache table did not allow values to be + computed from cache entries. #defines could only be used when a + cache was present, remove the restriction. + + * ld-cache.h, ld-cache.c: Add a new cache entry type - SCRATCH. A + scratch variable is defined when a cache entry is beinf + filled. Change the definition of a COMPUTE variable to be defined + when the cache entry is being used. + * gen-icache.c: Update. + + * ld-cache.h, ld-cache.c: Change field names so that their meaning + is more obvious. old_name->field_name, new_name->derived_name. + * gen-icache.c: Update + + * gen-icache.h, gen-icache.c (print_icache_body): Make the three + different types of cache code - put into cache, extract from + cache, no cache - an explicit argument to print_icache_body. + * gen-icache.c (print_icache_extraction): Ditto. + + * gen-semantics.c (print_c_semantic): Update use. + * gen-idecode.c (print_jump_insn): Update use. + * gen-icache.c (print_icache_function): Update use. + + * igen.c (main): Change 'R' option so that it does not force the + cache. + + * configure.in (enable-sim-icache): Clarify description. Make + #define one of the defaults regardless of the cache. Probably + should revamp and add a separate option. + +Tue Jan 21 13:26:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * pk_disklabel.c (block_is_fdisk): Tidy up traces - use dos + partition numbering. + (pk_disklabel_create_instance): Partition 1..4 are valid - not + 1..3. + (is_iso9660): New function, verify a CD9660 File system. + (pk_disklabel_create_instance): Start expanding so that active + partition selection is supported. + +Mon Jan 20 11:20:15 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The cap object was retaining a reference to the instance of a + device after it was deleted. Instead add and remove cap's from the + cap db as they are created and deleted. This ensuring that a + capibility is only used during the lifetime of the corresponding + object. + + * cap.h, cap.c: Correct cap type - was signed32 should be + signed_cell. + + * cap.c (cap_add, cap_remove): New methods for cap object that + allow the explicit addition and removal of internal objects that + the cap knows about. + + * cap.c (cap_init): Rewrite. Verify that the only objects + remaining in the cap data base are those that were entered first. + Thse objects will be the permenant ones. + * device.c (device_init_address): Remember to initialize the cap + database. + + * device.c (device_create_instance_from): Explicitly add device + instances to the cap database. Simplify create code. + (device_instance_delete): Explicitly remove device instances from + the cap database. + + * device.c (device_create_from): Explicitly add a device to the + cap data base. + + * device.c (device_create_from): Always set the cap members. + + * hw_disk.c: Output the instance when tracing. + +Sun Jan 19 16:44:29 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * tree.c (split_device_specifier): Add support for aliases when + looking up a device. Now needs a device as an argument. + (split_property_specifier): Ditto. + +Sun Jan 19 15:28:23 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The memory "claim" and "release" methods take an address and + size as arguments. These may be multi cell values. Initially fix + the memory code so that they check/detect this. Leave the + adjustment of any clients to later. + + * hw_memory.c (hw_memory_instance_claim, + hw_memory_instance_release): Handle multi-cell memory devices. + + * hw_memory.c (hw_memory_instance_claim): Be tolerant towards the + release of memory regions that were not claimed. + +Fri Jan 17 12:01:07 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * device.h, device.c (device_instance_call_method): Correct return + type - can return either 0 or -1, hence should be a signed type. + * device_table.h: Ditto. + + * hw_memory.c (hw_memory_instance_claim, + hw_memory_instance_release): Update. + * hw_disk.c (hw_disk_max_transfer, hw_disk_block_size, + hw_disk_nr_blocks): Ditto. + +Fri Jan 17 11:50:13 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (chirp_emul_claim): Implement using the "claim" + method belonging to "/chosen/memory". + (chirm_emul_release): Ditto. + + * Makefile.in (LIB_INLINE_SRC): Remove emul_* from list of files + that are inlined. These modules are called via a table and are + not made inline. + + * hw_init.c (update_for_binary_section): Fix failure to allocate + memory used by the binary in real-mode executions. If "claim" + property is present, allocate memory from the "/chosen/memory" + device. + + * emul_chirp.c (emul_chirp_create): Specify that memory should be + claimed when loading a real image. + + * hw_memory.c (hw_memory_instance_claim): Don't page align memory + allocations. + + * hw_memory.c (hw_memory_instance_release): Avoid infinite loop + when merging adjacent memory chunks. + +Thu Jan 16 08:51:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * vm.h (vm_data_map_read_buffer, vm_data_map_write_buffer): Add + optional PROCESSOR & CIA args so that this routine also abort an + access. + + * vm_n.h (vm_data_map_read_N, vm_data_map_write_N): For a + miss-aligned access when a transfer fails abort. + + * emul_bugapi.c (emul_bugapi_do_write): Use emul_read_buffer + instead of the vm_read_buffer. + * emul_netbsd.c (do_write): Ditto. + * emul_unix.c (do_unix_write): Ditto. + +Wed Jan 15 14:38:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * configure.in (--enable-sim-jump): Default is NULL and not -E. + * configure: Regenerate. + + * basics.h (__attribute__): Enable attributes if GCC >= 2.6. + (UNUSED): Only enable UNUSED if GCC >= 2.7. + + * gen-icache.c (print_icache_extraction): Print UNUSED macro + instead of explicit __unused__ attribute. + (print_icache_body): Ditto. + * idecode_expression.h (FPSCR_BEGIN): Use UNUSED. + +Wed Jan 15 13:54:50 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * cpu.h, cpu.c (cpu_synchronize_context): Add CIA argument as + reference point. + + * vm.c (vm_synchronize_context): Add PROCESSOR and CIA as + arguments so that there is a reference point for recovery. + (vm_synchronize_context): Pass processor+cia for errors. + (om_unpack_sr): Ditto. + (om_unpack_srs): Ditto. + * vm.c (vm_create): Review error messages. + + * vm.c: Include "cpu.h" so that cpu_error is visible. + + * ppc-instructions (Return From Interrupt): Pass CIA. + (Instruction Synchronize): Ditto. + * psim.c (psim_init): Ditto. + +Wed Jan 15 12:25:11 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * cpu.h, cpu.c (cpu_error): Aborts simulation with error message, + but also saves current processor state. + + * basics.h: Move #include <stdarg.h> to here from device_table.h. + + * interrupts.c (perform_oea_interrupt): Use. No longer loose CIA + when simulation aborted. + (program_interrupt): Ditto. + (floating_point_unavailable_interrupt): Ditto. + (alignment_interrupt): Ditto. + (floating_point_assist_interrupt): Ditto. + (perform_oea_interrupt): Ditto. + (machine_check_interrupt): Ditto. + +Tue Jan 14 12:19:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-instructions (Move from Special Purpose Register): Support + move from DEC. + +Mon Jan 13 16:58:12 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * debug.h, debug.c: Add "interrupts" trace option. + + * interrupts.c (data_storage_interrupt): Add tracing. + (machine_check_interrupt): Ditto. + (instruction_storage_interrupt): Ditto. + (alignment_interrupt): Ditto. + (program_interrupt): Ditto. + (floating_point_unavailable_interrupt): Ditto. + (system_call_interrupt): Ditto. + (floating_point_assist_interrupt): Ditto. + (deliver_hardware_interrupt): Ditto. + + * interrupts.c (program_interrupt): For UEA mode, halt the + processor - so that the current state is saved - instead of + aborting. + (floating_point_unavailable_interrupt): Ditto. + (floating_point_assist_interrupt): Ditto. + +Thu Jan 2 09:10:41 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * interrupts.c (perform_oea_interrupt): Halt rather than abort on + a double interrupt. + +Wed Jan 1 22:54:52 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-instructions (Store Multiple Word, Load Multiple Word): + Enable. + + * tree.c (print_properties): For an array consider printing it out + as an integer array. + + * hw_memory.c (hw_memory_init_address): If an "available" property + is present, use that to initialize the available memory instead of + using the reg property. + + * emul_generic.c (emul_add_tree_hardware): Add "available" + property to memory device. + +Fri Dec 20 13:19:07 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-instructions (Rotate Left Word then AND with Mask): Enable. + + * device.c (device_instance_call_method): Was only looking at the + first method. + + * hw_disk.c (hw_disk_nr_blocks): Implement #blocks method. + (hw_disk_block_size): Implement block-size method. + (hw_disk_max_transfer): Implement max-transfer method. + + * hw_phb.c (hw_phb_init_address): Reinit the rest of the PHB. + + * emul_chirp.c (chirp_emul_instance_to_path): Recover from an + invalid ihandle. + (chirp_emul_instance_to_package): Ditto. + (chirp_emul_method): Ditto. + (chirp_emul_read): Ditto. + (chirp_emul_write): Ditto. + (chirp_emul_close): Ditto. + (chirp_emul_seek): Ditto. + (chirp_emul_package_to_path): Ditto (for phandle). + (chirp_emul_package_to_path): Return the length. + + * psim.c (psim_merge_device_file): Allow continuation lines. + +Thu Dec 19 11:09:43 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (chirp_emul_boot): Implement. Well report the new + string and exit. + + * emul_chirp.c (chirp_emul_exit): Correct type of args struct + members - *_cell not host dependant int. + +Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * interrupts.c (perform_oea_interrupt): Print additional + information if a double interrupt is encountered. + +Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_merge_device_file): Tolerate an incorrect file-name + being specified with the -f option. + (psim_merge_device_file): Correct check for end of string. + +Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (chirp_emul_peer): Was falling off the end of the + list of devices. Return zero to the client instead. + * emul_chirp.c (chirp_emul_child): Ditto + * emul_chirp.c (chirp_emul_parent): Ditto + + * device.c (device_root): Assert assumption about the device being + valid. + +Tue Dec 17 15:12:38 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (emul_chirp_create): Add description property to + each significant node in the device tree. + * emul_bugapi.c (emul_bugapi_create): Ditto. + +Fri Dec 13 14:30:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * main.c (sim_io_read_stdin): For a single byte STDIO read, use a + tempoary two byte buffer. Single byte read with fgets will not + work. + * main.c: Include errno.h. + (sim_io_read_stdin): For non-STDIO, make it work. + + * emul_chirp.c (chirp_emul_read): Return the correct error status. + +Fri Dec 13 14:30:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * std-config.h (WITH_STDIO): Don't hard-wire the STDIO mechanism. + Instead have each emulation default it to DO_USE_STDIO. + + * emul_generic.c (emul_add_tree_options): Select the STDIO I/O + mechanism as the default if enabled or if nothing selected. + + * sim_calls.c (sim_io_read_stdin): Passify GCC's desire for a + return value. + (sim_io_write_stdout): Ditto. + (sim_io_write_stderr): Ditto. + * main.c (sim_io_write_stdout): Ditto. + (sim_io_write_stderr): Ditto. + (sim_io_read_stdin): Ditto. + +Tue Dec 10 10:31:48 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_chirp.c (emul_chirp_instruction_call): Make *printf calls + type correct. + * vm.c (om_effective_to_virtual): Ditto. + * events.c (event_queue_schedule{,_after_signal}): Ditto. + (event_queue_{deschedule,process}): Ditto. + * hw_htab.c (htab_decode_hash_table): Ditto. + (htab_map_{page,binary}): Ditto. + * hw_opic.c (hw_opic_init_data): Ditto. + (handle_interrupt): Ditto. + (do_processor_init_register_{read,write}): Ditto. + (write_vector_priority_register): Ditto. + ({read,write}_destination_register): Ditto. + (do_suprious_vector_register_{read,write}): Ditto. + (do_current_task_priority_register_N_{read,write}): Ditto. + (do_timer_frequency_reporting_register_{read,write}): Ditto. + (do_timer_N_{current,base}_count_register_{read,write}): Ditto. + (do_ipi_N_dispatch_register_write): Ditto. + (do_vendor_identification_register_read): Ditto. + (do_feature_reporting_register_N_read): Ditto. + (do_global_configuration_register_N_{read,write}): Ditto. + * hw_phb.c (hw_phb_attach_address): Ditto. + (hw_phb_unit_decode): Ditto. + (hw_phb_address_to_attach_address): Ditto. + (hw_phb_io_{read,write}_buffer): Ditto. + * hw_ide.c (setup_fifo): Ditto. + + * sim_calls.c ({defs,callback,remote-sim}.h): Find gdb include + files via -I<dir> instead of using "../../gdb/" prefixes. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * debug.h: Add tracing for the pal device. + * hw_pal.c: Update. + + * emul_chirp.c (chirp_emul_getprop): More tracing. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * device.h, device.c (device_find_ihandle_runtime_property): New + function. Reverse of add_ihandle_runtime property. + (device_init_runtime_properties): Use it. + + * device.c (find_property_entry): New function returns the + internal property spec. + (device_set_property): Use. + (device_find_property): Use. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_merge_device_file): Strip newline from device + specs. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_htab.c (htab_map_binary): For overlapping text / data maps + merge the two. Also check that the merge is safe. + + * emul_chirp.c (emul_chirp_create): Add a description property to + the pte's so that they are easier to identify. + + (emul_chirp_create): Don't specify a load address for the CHRP + image. Always use the values specified by the executable. + + * hw_htab.c (htab_map_page): Abort if a duplicate map is + encountered. + +Mon Dec 9 12:08:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_htab.c (htab_map_page): Formatting. + + * emul_chirp.c (emul_chirp_instruction_call): Check for a NULL + method name when handling the client call. Also check for other + bad call arguments. + + * emul_chirp.c (emul_chirp_create): Allow real-mode?, real-base, + etc to be overriden. + +Mon Dec 9 12:08:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * os_emul.c (os_emul_create): Use tree find property instead of + device find property - sigh. + +Thu Dec 5 10:46:42 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * 961205: Release snapshot 961205. + +Thu Dec 5 10:46:42 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * configure.in (hostbitsize, bitsize): Fix typo in error message - + cannot contain a comma. + (sim-warnings): Check for more potential errors. + + * psim.c (psim_usage): Add -f <file> option. Specifies a file + containing device tree specifications that should be merged into + the device tree. + + * configure.in: Sort options. + * configure: Rebuild + +Wed Dec 4 13:57:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_usage): Add -n option - specify number of + processors. + + * emul_chirp.c: Add description. + * emul_bugapi.c: Ditto. + * emul_unix.c: Ditto. + * emul_netbsd.c: Ditto. + +Fri Nov 29 11:12:22 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_pal.c (hw_pal_attach_address): New function, if an attach is + encountered, assume that it is the single disk. + * hw_pal.c: Add generic device/size decode methods. + + * hw_nvram.c (hw_nvram_init_address): Use the first nonzero reg + property entry when determining the nvram size. + + * hw_core.c: Add generic address/size decode methods. + + * emul_chirp.c (emul_chirp_instruction_call): Return and trace + nonzero status from client functions. + + * main.c (error): Always include a cariage return when writing out + errors. + Wed Nov 20 00:36:55 1996 Doug Evans <dje@canuck.cygnus.com> - * Makefile.in (LIBCOMMON): Define. - ($(TARGETLIB)): Add files from $(LIBCOMMON). + * sim_calls.c (sim_resume): Reset sim_should_run if single + stepping. + +Thu Nov 28 13:19:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_bugapi.c (emul_bugapi_do_diskio): Add support for multiple + optional disks. + + * emul_generic.c (emul_add_tree_hardware): Drop the dummy eeprom. + Attach the pal - for I/O - as a pseudo device haning from the + firmware sub tree. + + * emul_bugapi.c (emul_bugapi_create): Add a small memory device to + the device tree at the address of the hi-mem interrupt vector + addreses. Used by bugapi to establish its trap instructions. + + * debug.h: Add a new macro DITRACE for tracing device instances. + + * debug.h: Extend the DTRACE macro so that it can also tests for + device specific tracint. + + * device.h, device.c (device_trace): Add method to determine + device specific tracing. + (device_init_address): Set the devices tracing level. + +Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * tree.h, tree.c (tree_device): New files - separate out the + device parser and other tree operations from the device. + + * inline.h, inline.c (INLINE_TREE): Add. + * device.h, device.c (device_tree_add_parsed): Delete. + * Makefile.in (tree.c): Add rules for new file. + * Makefile.in: Better order the emul_* files. + + * emul_generic.c (emul_add_tree_hardware): Update. + * emul_netbsd.c (emul_netbsd_create): Update. + * emul_unix.c (emul_unix_create): Ditto. + * emul_chirp.c (emul_chirp_create): Ditto. + * emul_bugapi.c (emul_bugapi_create): Ditto. + * psim.c (psim_tree): Ditto. + * hw_init.c: Ditto. + + * emul_generic.h: Include tree.h + * Makefile.in: Add to EMUL_GENERIC_H dependencies. + + * device.h, device.c (device_root): New function - returns the + root of the tree. + * corefile.c: Use. + + * device.h, device.c (device_clean): New function, clean up device + ready for next simulation run. This includes things like deleting + interrupt edges and properties created during the simulation and + also scrubbing any pre-defined properties. + * tree.c (tree_init): Use. + + * device.h, device.c (device_init_static_properties): New + function. Initialize any static predefined properties. By static + we mean those that have values that can be determined before the + device tree initialization has started. + * tree.c (tree_init): Use. + + * device.h, device.c (device_init_address): Add code to + check/verify the devices #address-cells and #size-cells. + (device_add_integer_property): Delete corresponding code. + (device_nr_address_cells, device_nr_data_cells): Check for + property when returning value. + + * device.h, device.c (device_init_runtime_properties): New + function. Initialize those properties that are not `static'. At + present the only such property is the ihandle. + * tree.c (tree_init): Use. + + * device.h, device.c (reg, ranges): Rework these so that they use + an array of the fundamental type - single reg or single range + entry. + + * device.h, device.c (device_add_ihandle_runtime_property): + Re-implement the adding of an ihandle during tree construction so + that it better fits in with device initialization. + +Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_ioctl): Add additional argument - + request - so that the caller must always specify the type of + the ioctl request. + + * device_table.h: Update. + * hw_trace.c (hw_trace_ioctl): Ditto. + * hw_vm.c (hw_vm_ioctl_callback): Ditto. + * hw_init.c (hw_stack_ioctl_callback): Ditto. + * psim.c (psim_options): Ditto. + +Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * BUGS: Updated a bit. + +Wed Nov 20 14:06:37 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_opic.c: Finish - third round. - * sim_calls.c (sim_resume): Reset sim_should_run if single stepping. +Wed Nov 20 12:02:08 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + * hw_glue.c (hw_glue_io_read_buffer_callback): Fix miscalc of glue + reg index. + (hw_glue_io_write_buffer_callback): Ditto. + +Tue Nov 19 21:17:08 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * events.c (event_queue_process): Was incorrectly consuming future + events on the queue when they should be left alone. + + * debug.h, debug.c (events): Add support for event queue tracing. + * events.c: Add event tracing. + + * debug.h, debug.c: Order device trace options. + Fri Nov 15 15:23:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> * pk_disklabel.c (pk_disklabel_create_instance): Fix up some warnings generated by GCC. +Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * sim-endian.h: Add LE versions of byte swap macros. Needed for + PCI devices which are little-endian. + + * sim-endian-n.h (endian_le2h_N, endian_h2le_N): Ditto + +Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_iobus.c (hw_iobus_attach_address_callback): Change the iobus + so that it is implementing a 1-1 address map. + + * emul_generic.c (emul_add_tree_hardware): Adjust. + + * emul_generic.c (emul_add_tree_hardware): Don't add the nvram as + a default. + +Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (split_find_device): Be tolerant of missing unit + addresses. + +Fri Nov 15 16:49:49 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * basics.h (port_direction): New type, specify the direction of + any `port'. + + * device.h, device.c (device_interrupt_decode): Include + specification of port direction in operations. + (device_interrupt_encode): Ditto. + + * device_table.h: Add a direction field to the interrupt port + table. + + * device.c (device_tree_add_parsed): Specify port direction. + +Thu Nov 14 21:38:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_opic.c: Finish - second round. + +Thu Nov 7 00:18:59 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_htab.c (htab_init_data_callback): Allow the virtual-address + to be specified as an array which allows 64bit addresses. + + * device.c (device_find_integer_array_property): New function. + Simplify the querying of elements of an integer array. + (device_add_integer_property, device_find_integer_property): + Update to correctly use the cell type. + + * vm.c (om_unpack_sr): Clarify shifting comment. + (om_pte_0_masked_vsid): Ditto. Add 64bit version. + + * emul_chirp.c (emul_chirp_create): Initialize the segment + registers. + + * vm.c (om_effective_to_virtual): Trace segment register use. + + * hw_htab.c (htab_map_page): Print out the pteg base address to + simplify cross checking between vm and the htab. + (htab_decode_hash_table): Use device_error instead of error. + (htab_map_page): Ditto. + (htab_dma_binary): Ditto. + (htab_map_binary): Ditto. + (htab_init_data_callback): Ditto. + +Wed Nov 6 20:20:58 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * interrupts.h: Clarify what the optional instruction program + interrupt is - a subset of illegal instruction program interrupt. + + * interrupts.c (program_interrupt): For UEA mode, clarify what an + optional instruction program interrupt is. + (program_interrupt): For OEA mode, as per spec, generate an + illegal instruction program interrupt when an optional instruction + is encountered. + + * gen-semantics.c (print_semantic_body): Delete code + differentiating between an unimplemented floating point and normal + instruction. Instead, such a case can be handled explicitly. + + * ppc-instructions (store floating-point as integer word indexed): + Mark as optional. + (Floating Convert to Integer Doubleword): Make the floating point + assist interrupt explicit. + (Floating Convert To Integer Doubleword with round towards Zero): + Ditto. + (Floating Convert To Integer Word): Ditto + (Move From FPSCR): Ditto. + (Move to Condition Register from FPSCR): Ditto. + (Move To FPSCR Fields): Ditto. + (Move To FPSCR Field Immediate): Ditto. + (Move To FPSCR Bit 0): Ditto. + (Move To FPSCR Bit 1): Ditto. + +Mon Nov 4 12:49:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * corefile.c (core_map_read_buffer, core_map_write_buffer): Avoid + breaking up transfers. + + * corefile.c: Adjust arguments so that the client server + relationship is clarified. + + * hw_glue.c (hw_glue_init_address): Update so it can be attached + to a PCI bus. + + * hw_disk.c (hw_disk_instance_write): Add more checks to disk IO - + looking for things like overflow/underflow. + +Sun Nov 3 18:45:20 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_generic.c (emul_add_tree_hardware): Hang the disk off the + PAL device instead of the IOBUS. The disk must be attached to a + logical bus. + + * hw_disk.c (hw_disk_init_address): Just use the unit address + directly in the attach - the rest isn't relevant. + +Sat Nov 2 21:48:57 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in (sim-hardware, sim-packages): Allow additional + hardware and packages to be prefixed as well as appended. + + * Makefile.in (tmp-hw, tmp-pk): Retain the user specified order of + packages when building them. Consequently, a user can override a + standard device by prefixing their own version. + + * Makefile.in (hw_opic.o, hw_pci.o, hw_ide.o): Add dependencies. + Fri Nov 1 14:42:57 1996 Michael Meissner <meissner@tiktok.cygnus.com> * mon.c (_cpu_mon): Add fields for counting 1, 2, 4, and 8 byte @@ -29,6 +788,139 @@ Tue Oct 29 17:55:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> (solaris_descriptors): Make sigaltstack and sigaction nops. ({solaris,linux}_descriptors): Add support for access. +Tue, 8 Oct 18:42:26 1996 Jason Molenda <crash@cygnus.co.jp> + + * Makefile.in (clean): Move config.log to distclean. + +Fri Nov 1 16:44:28 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * corefile-n.h (core_map_write_N): Improve abort messages. + + * device.h, device.c (device_attach_address): Remove unused name + parameter. + (device_detach_address): Ditto. + * device_table.h, device_table.c: Update. + * hw_iobus.c (hw_iobus_attach_address_callback): Ditto. + * hw_nvram.c (hw_nvram_init_address): Ditto. + * hw_memory.c (hw_memory_init_address): Ditto. + * hw_vm.c (hw_vm_init_address_callback): Ditto. + (hw_vm_attach_address): Ditto. + (hw_vm_add_space): Ditto. + * hw_init.c (update_for_binary_section): Ditto. + * hw_core.c (hw_core_attach_address_callback): Ditto. + + * hw_iobus.c (hw_iobus_attach_address_callback): Rewrite to handle + configurable parent busses. + +Wed Oct 30 18:46:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.c (generic_device_size_to_attach_size): Provide + limited support for multi-cell sizes. + (generic_device_address_to_attach_address): Ditto for addresses. + +Tue Oct 29 02:01:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_add_integer_property): Check for setting of + #address-cells and #size-cells properties. For these, update the + corresponding device values. + (device_nr_address_cells, device_nr_size_cells): Use the value + from the device instead of the property. + + * hw_core.c: Use generic address and size conversions for the top + bus. + + * hw_memory.c (hw_memory_init_address): Tolerate case where + #address and #size cells is greater than 1. + + * device.c (device_tree_print_device): Clean out printing of + properties. + + * device.c (split_device_specifier): Don't detect comments here - + "#" can be a valid prefix - eg #size-cells. + + * psim.c (psim_merge_device_file): Suppress comments and blank + lines here. + + * emul_generic.c (emul_add_tree_hardware): Fix typo of incorrect + pal unit address. Add the property /#address-cells to the root of + the tree. + + * device.c (device_template_create_device): Check that the unit + address was successfully parsed. + + * device_table.c (generic_device_unit_decode): Rewrite to better + handle multi-cell addresses. + (generic_device_unit_encode): Ditto. + + * emul_generic.c (emul_add_tree_hardware): "reg" properties no + longer need the explicit array type - the parser takes care of it. + + * pk_disklabel.c (pk_disklabel_create_instance): Add NULL return + to keep GCC happy. + +Mon Oct 28 22:55:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_ide.c: New file. Model of a basic IDE interface attached to + a PCI bus. + + * configure.in (hardware): Add the ide device to the default + configuration. + * configure: Regenerate. + + * debug.h, debug.c: Add tracing option for the IDE device. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_phb.c, hw_phb.h: New files - implement a PHB. + + * configure.in (hardware): Add the phb to the list of devices to + build by default. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_com.c: Review description. + * hw_disk.c: Ditto. + * hw_htab.c: Ditto. + * hw_eeprom.c: Ditto. + * hw_init.c: Ditto. + * hw_cpu.c: Ditto. + + * hw_com.c: Update event handling. + + * hw_disk.c: Implement tracing. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.c (generic_device_init_address): Use + assigned-addresses property in preference to any other reg + property. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_find_ranges_property): New function. + Simplify the manipulation of "ranges" properties. + + * device.c (device_add_parsed): Extend to include support for the + ranges property. + + * device.c (device_add_parsed): Add assigned-addresses to the list + of reg type properties. + + * device.c (device_tree_print_device): Add code to format and + print a ranges property. + + * device.h, device.c (device_nr_address_cells, + device_nr_size_cells): New functions. Determine the values of the + standard properties #address-cells and #size-cells. Both of which + are optional and have default values of two and one respectfuly. + Previously, code that determined #address-cells was incorrectly + using a value of one. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * debug.h, debug.c: Sort debug options, Add entries for the + comming PHB device. + Fri Oct 18 12:12:21 1996 Michael Meissner <meissner@tiktok.cygnus.com> * ppc-instructions (Floating Select): Add support for fsel unless @@ -52,9 +944,108 @@ Fri Oct 18 12:12:21 1996 Michael Meissner <meissner@tiktok.cygnus.com> information on program interrupts, particularly in user mode. Add support for optional_instruction_program_interrupt. -Thu Oct 3 16:15:20 1996 Jason Molenda (crash@godzilla.cygnus.co.jp) +Wed Sep 25 10:20:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au> - * Makefile.in (clean): Move config.log to distclean. + * hw_glue.c: New device. Hooks for manipulating interrupt ports. + + * debug.h, debug.c (trace_glue_device): Add tracing support for + the interrupt glue logic device. + + * configure.in (hardware): Add glue device. + * configure: Regenerate. + +Tue Sep 24 20:55:38 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_tree_parse_integer_property): New function, + parse a list of integers as an array property. + (device_tree_add_parsed): Call it. + + * device.c (device_tree_parse_string_property): New function, + parse a list of strings as a string property (with embeded + null's). For moment, don't try to implement a complext string + parser. + (device_tree_add_parsed): Call it. + +Tue Sep 24 16:30:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_opic.c: New file. OpenPIC interrupt controller. + + * configure.in (hardware): Add opic device. + * configure: re-generate. + + * hw_pic.c: Delete, replaced with hw_opic.c. + + * debug.h, debug.c: Add debug option for OpenPIC device. - + opic-device. + +Tue Sep 24 16:30:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * Makefile.in (psim.o, idecode.o): Since idecode and not psim is + now the file that does all the inlining. + + * Makefile.in (LIB_SRC, LIB_INLINE_SRC, idecode.o): Break out the + library source code that could be involved in an inlining. Make + idecode.o only dependant on the inlined library source code. + + * Makefile.in (LIB_OBJ): Put options last on the list so that it + is compiled last. + + * std-config.h (DEVICE_INLINE): Only inline locals when the + default is to inline. + +Mon Sep 23 00:37:49 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_htab.c (htab_sum_binary): Determine the real-base for the + binary. + + * hw_htab.c (htab_map_binary): Depending on the value of the + load-base, either map the program in as a contiguous section or as + separate sections controled by th binaries lma values. + (htab_init_data_callback): Ditto. + +Sun Sep 22 15:56:22 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_generic.c (emul_add_tree_options): Remove load-base option. + + * emul_chirp.c (map_over_chirp_note): Add load_base field to note + struct. Don't require the load_base field to be present - just + issue warning - it is a recent addition. + (emul_chirp_create): Support both virtual and physical modes. + + * emul_chirp.c (emul_chirp_create): Add a stack initialization + property so that any arguments specified on the command line can + be passed on to user programs. + + * hw_init.c (create_ppc_chirp_bootargs): Add support for chirp + argument passing to the pseudo device stack. + +Sat Sep 21 19:39:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_error): Make it more tolerant to incomplete + devices. + + * hw_init.c (hw_data_init_data_callback): Extend the data device + so that it can perform initialization operations either dma or a + more complex instance open, seek, write operation. + * hw_init.c: Update the description of the data device to reflect + this. + +Sat Sep 21 00:13:02 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_event_queue_schedule, + device_event_queue_deschedule, device_event_queue_time): Have the + device object export the event operations. Making these available + from the device object should hopefully simplify writing device + models. + +Fri Sep 20 14:04:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in (sim-hardware): Add eeprom device to default build. + + * hw_eeprom.c: Rewrite so it works. + + * debug.h, debug.c: Add tracing support for the eeprom and com + devices. Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> |