Tue, 30 May 2017 23:05:18 -0700 |
Michael Pavone |
Added Rockman Mega World to ROM DB as it has EEPROM
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Mon, 29 May 2017 22:19:33 -0700 |
Michael Pavone |
Implement horizontal border in Mode 4 and make a minor fix to advance_output_line to handle the later vcounter increment in that mode
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Mon, 29 May 2017 18:25:11 -0700 |
Michael Pavone |
Update SMS code for changes supporting slow rise time emulation in IO code
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Mon, 29 May 2017 17:30:40 -0700 |
Michael Pavone |
Get H32 in sync with H40 with regards to borders and test register support. Minor cleanup to H40 border rendering
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Sun, 28 May 2017 21:03:55 -0700 |
Michael Pavone |
Implemented SMS pause button
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Sun, 28 May 2017 21:02:47 -0700 |
Michael Pavone |
Implemented Z80 NMI
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Fri, 26 May 2017 19:18:19 -0700 |
Michael Pavone |
Avoid splitting m68k_check_cycles_int_latch code across memory chunks since it expects a byte-sized jump offset. Avoid an unnecessary m68k_check_cycles_int_latch for register to register moves
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Tue, 23 May 2017 23:47:40 -0700 |
Michael Pavone |
Go back to resetting the refresh counter after a DMA. Probably not quite correct as it is probably reset on VDP triggered refresh, but this is close enough for now given the general limitations with my refresh code. VDP FIFO Testing seems to be passing 100% reliably again (was occassionally failing still with the last commit)
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Tue, 23 May 2017 23:17:24 -0700 |
Michael Pavone |
Fixed regression from VDP sync changes. Direct color DMA demos are now achieving stable sync again
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Tue, 23 May 2017 23:00:32 -0700 |
Michael Pavone |
Attempt at improving refresh emulation
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Tue, 23 May 2017 21:09:38 -0700 |
Michael Pavone |
Remove HINT_FUDGE and make a small adjustment to how VDP syncs with rest of system instead. Worse results on CRAM dot issue, but much less of a hack
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Tue, 23 May 2017 21:07:56 -0700 |
Michael Pavone |
Fix interrupt latency for move.l with memory destination
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Tue, 23 May 2017 19:09:57 -0700 |
Michael Pavone |
Fix handling of test register selected sprite layer in border area. Gets rid of the border garbage in the "disco floor/ceiling" scene of OD2
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Tue, 23 May 2017 09:39:22 -0700 |
Michael Pavone |
Fix small blank spot on line -2 in "ninja escape" border fade in OD2
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Mon, 22 May 2017 22:04:07 -0700 |
Michael Pavone |
Force 3-button pad for combat cars as the options menu has some issues with a 6-button pad
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Mon, 22 May 2017 21:11:13 -0700 |
Michael Pavone |
Fix regression in horizontal interrupt timing that was breaking the "water" palette swap in the Sonic series and other games
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Fri, 19 May 2017 22:07:50 -0700 |
Michael Pavone |
Add a bit of a hack to HINT start cycle to give correct values in my test ROM and further improve prevelance of CRAM dot noise in Outrunners and OD2
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Fri, 19 May 2017 20:54:04 -0700 |
Michael Pavone |
Added some code to try and prevent Z80 accesses and refresh cycles from screwing up interrupt latency more than on hardware
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Fri, 19 May 2017 20:27:35 -0700 |
Michael Pavone |
Fix to M68K interrupt latency for most instructions. Still needs some work for RAW_IMPL instructions besides move
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Sun, 14 May 2017 12:07:39 -0700 |
Michael Pavone |
Fix regression in games that disable the display early like F1 World Championship. Remove debug printf
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Sun, 14 May 2017 11:15:56 -0700 |
Michael Pavone |
WIP attempt at fixing the minor line -2 glitch in the OD2 Ninja Escape scene
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Fri, 12 May 2017 23:34:17 -0700 |
Michael Pavone |
Print PATH in build_release script to help debug future build failures
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Fri, 12 May 2017 23:33:00 -0700 |
Michael Pavone |
Use printf rather than info_message for message about game controller mappings so it does not pop up a modal when not run from a terminal
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Thu, 11 May 2017 20:33:31 -0700 |
Michael Pavone |
Fix regression in Mode 4 sprite rendering
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Thu, 11 May 2017 08:01:10 -0700 |
Michael Pavone |
Fix regression in mode 4 introduced when advance_output_line was added
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Thu, 11 May 2017 07:51:28 -0700 |
Michael Pavone |
Fix resampling code to deal with case in which output frequency is greater than the input frequency. Probably could stand to be improved, but at least it doesn't cause the emulator to deadlock
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Wed, 10 May 2017 22:06:59 -0700 |
Michael Pavone |
Load extra controller mappings from gamecontrollerdb.txt
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Wed, 10 May 2017 19:32:13 -0700 |
Michael Pavone |
Updated special thanks and version number listed in menu ROM
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Wed, 10 May 2017 19:23:59 -0700 |
Michael Pavone |
Update README to account for new config file options
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Tue, 09 May 2017 22:57:12 -0700 |
Michael Pavone |
Add description of overscan settings to README
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Tue, 09 May 2017 00:02:59 -0700 |
Michael Pavone |
Added a ROM DB entry for Ninja Burai Densetsu as it has EEPROM
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Tue, 09 May 2017 00:01:49 -0700 |
Michael Pavone |
Added region override for Japanese version of Castle of Illusion to deal with an invalid region header
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Mon, 08 May 2017 23:41:45 -0700 |
Michael Pavone |
Added a region override for the Japanese version of Alien Soldier so it doesn't end up running at 50Hz
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Mon, 08 May 2017 22:31:28 -0700 |
Michael Pavone |
Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
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Sat, 06 May 2017 00:09:14 -0700 |
Michael Pavone |
King of the Monsters worked with my older more inaccurage 6-butotn pad emulation, but does not work with the real thing nor does it work with my current 6-butotn pad emulation. Added a ROM DB entry to force a 3-button pad for this game
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Fri, 05 May 2017 23:45:45 -0700 |
Michael Pavone |
Fix sprite rendering in double resolution interlace mode
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Fri, 05 May 2017 23:41:14 -0700 |
Michael Pavone |
Decode JMP or JSR with an invalid addressing mode as an invalid instruction
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Fri, 05 May 2017 22:08:30 -0700 |
Michael Pavone |
Fix vscroll latching when full screen vscroll is used in combination with the window plane on the left side of the screen
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Thu, 04 May 2017 22:47:51 -0700 |
Michael Pavone |
Fix transition from active to inactive display
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Thu, 04 May 2017 22:14:12 -0700 |
Michael Pavone |
Fix border rendering so that the first and last line of display are consistently drawn
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Thu, 04 May 2017 21:06:35 -0700 |
Michael Pavone |
Fix intermittent crash due to an inadvertent executable memory allocation in m68k instruction retranslation
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Thu, 04 May 2017 21:00:25 -0700 |
Michael Pavone |
Fix some inconsequential issues in code for executable memory allocation noticed while tracking down a different issue
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Wed, 03 May 2017 21:28:40 -0700 |
Michael Pavone |
Implement the effect of VDP test register usage on the top and bottom borders. Fixes the remaning issue with the border dissolve in the "Ninja Escape" scene of Overdrive 2
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Mon, 01 May 2017 20:33:59 -0700 |
Michael Pavone |
Fix sprite rendering for negative line. Fixes remaining visual glitch in the Titancade scene of Overdrive 2
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Sat, 29 Apr 2017 16:51:57 -0700 |
Michael Pavone |
Initial stab at horizontal border when VDP test register layer selection is in effect for H40. Extended horizontal borders in Titancade scene and ninja escape scene mostly correct now
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Sat, 29 Apr 2017 12:32:50 -0700 |
Michael Pavone |
Make internal screenshot functionality completely ignore overscan settings rather than only doing it for the height
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Thu, 27 Apr 2017 23:08:49 -0700 |
Michael Pavone |
Fixes to sprite phase 2 so that sprite X reads use the exact same slot as on hardware in the case that there are fewer than the max number of sprites on each line. Re-read sprite Y from SAT cache during phase 2 and properly mask the calculated row. Fixes remaining issues with spinning cube scene in Overdrive 2.
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Thu, 27 Apr 2017 09:32:21 -0700 |
Michael Pavone |
Adjust how the invalid size is handled for the horizontal dimmension of a plane. Fixes some garbage on the spinning cube scene of Overdrive 2
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Wed, 26 Apr 2017 22:16:12 -0700 |
Michael Pavone |
Small tweak to how SAT cache updates are done. Mostly fixes the rotating cube scene in Overdrive 2
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Wed, 26 Apr 2017 21:55:12 -0700 |
Michael Pavone |
Fix timing for branch not taken case in the M68K BCC intruction
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Wed, 26 Apr 2017 01:12:28 -0700 |
Michael Pavone |
Add 128K VRAM bit to VDP register print in debugger
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Wed, 26 Apr 2017 01:05:40 -0700 |
Michael Pavone |
Handle address register displacement when calculating branch targets in debugger
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Mon, 24 Apr 2017 20:49:31 -0700 |
Michael Pavone |
Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching
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Sun, 23 Apr 2017 00:54:33 -0700 |
Michael Pavone |
Add config file option to disable Open GL rendering
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Sat, 22 Apr 2017 01:22:47 -0700 |
Michael Pavone |
Fix vgmplay target for ternary tree changes
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Fri, 21 Apr 2017 23:35:32 -0700 |
Michael Pavone |
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
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Fri, 21 Apr 2017 01:22:52 -0700 |
Michael Pavone |
Fairly major rework of how active/passive is handled along with how the V30 mode bit is handled. Allows the vertical border extension trick in Overdrive 2 to work right
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Fri, 21 Apr 2017 01:19:40 -0700 |
Michael Pavone |
Minor optimization to avoid invalidating translated code when the bank has not actually changed. Makes a nasty edge case in the 68K debugger slightly less severe when dealing with code that uses banking
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Thu, 20 Apr 2017 22:28:58 -0700 |
Michael Pavone |
Fixed timing for RTS and RTE
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Tue, 18 Apr 2017 19:27:10 -0700 |
Michael Pavone |
Initial stab at implementing the output disable/layer selection bits of the VDP test register
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Mon, 17 Apr 2017 23:58:21 -0700 |
Michael Pavone |
Fix time 68K is locked out of bus when doing a 128KB VRAM mode DMA transfer. Fixes a number of problems in Overdrive 2
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Mon, 17 Apr 2017 20:54:33 -0700 |
Michael Pavone |
SAT table register bit 0 is not used in H40 mode. Fixes corrupt sprites in ship crash landing scene in Overdrive 2
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Sun, 16 Apr 2017 18:43:34 -0700 |
Michael Pavone |
Fix some edge cases with regards to 128KB VRAM mode and the SAT cache
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Sun, 16 Apr 2017 16:40:04 -0700 |
Michael Pavone |
Initial work on handling the 128KB VRAM mode bit and some basic prep work for VDP test register support
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Sun, 16 Apr 2017 16:38:56 -0700 |
Michael Pavone |
Force display on in stateview if given a save state with the display off
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Sat, 15 Apr 2017 21:45:19 -0700 |
Michael Pavone |
Fix copy pasta error in handling of Z80 VDP port reads. HV counter reads are not illegal writes =P. Fixes immediate exit in Overdrive II, though other problems remain
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Wed, 05 Apr 2017 09:48:49 -0700 |
Michael Pavone |
Fix minor bug that displayed window plane as if it were plane A In plane debug view
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Tue, 04 Apr 2017 19:31:14 -0700 |
Michael Pavone |
Allow a .l suffix to a memory print command to allow fetching and printing a longword
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Mon, 03 Apr 2017 20:48:13 -0700 |
Michael Pavone |
Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger.
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Fri, 31 Mar 2017 19:11:04 -0700 |
Michael Pavone |
Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command
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Fri, 31 Mar 2017 19:07:04 -0700 |
Michael Pavone |
Allow printing current frame number in 68K debugger
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Fri, 31 Mar 2017 09:49:02 -0700 |
Michael Pavone |
Fix accidental fallthrough on com debugger command
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Thu, 30 Mar 2017 23:59:57 -0700 |
Michael Pavone |
YM2612 should also be reset on system soft reset
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Thu, 30 Mar 2017 23:57:30 -0700 |
Michael Pavone |
Reset YM2612 whenver the Z80 is reset. Fixes issue with stuck notes in Fantastic Dizzy and Kid Chameleon
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Wed, 29 Mar 2017 22:31:37 -0700 |
Michael Pavone |
Added Might and Magic III prototype to ROM DB as it requires SRAM, but does not indicate it in the standard header
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Wed, 29 Mar 2017 09:29:38 -0700 |
Michael Pavone |
Update ROM DB to override region for Japanese version of Atomic Robo-Kid (incorrect header) and to support some more unlicensed Chinese games with fixed value registers as documented by Andlabs on the Sega Retro wiki
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Wed, 29 Mar 2017 00:29:44 -0700 |
Michael Pavone |
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
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Tue, 28 Mar 2017 09:39:54 -0700 |
Michael Pavone |
Fix exit trace mode edge case. Call do_sync if trace mode bit is changed in eori sr
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Tue, 28 Mar 2017 00:13:35 -0700 |
Michael Pavone |
Implemented M68K trace mode. Some edge cases/SR update paths still need work
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Mon, 27 Mar 2017 09:45:40 -0700 |
Michael Pavone |
Add Japanese version of SSF2 to ROM database
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Mon, 27 Mar 2017 00:40:10 -0700 |
Michael Pavone |
Initial implementation of YM2612 SSG-EG mode
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Sat, 25 Mar 2017 15:41:52 -0700 |
Michael Pavone |
Basic implementation of CSM mode that should handle documented edge cases. Dodesn't handle the weird undocumented edge cases I don't have a good understanding of yet though
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Sat, 25 Mar 2017 11:31:43 -0700 |
Michael Pavone |
Fix latching of V32 mode bit
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Sat, 25 Mar 2017 00:21:32 -0700 |
Michael Pavone |
Prevent blowing past our native translated instruction size of 255 bytes when translating movem with a large register list. Fixes bug in which Fantastic Dizzy was completely broken on 32-bit builds
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Wed, 22 Mar 2017 22:16:39 -0700 |
Michael Pavone |
Fix SBCD edge cases to pass Flamewing's test ROM. Could use some cleanup to produce better code for the SBCD case, but produces correct results now
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Tue, 21 Mar 2017 21:59:05 -0700 |
Michael Pavone |
Change the default screenshot path as per ticket:14
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Tue, 21 Mar 2017 21:40:47 -0700 |
Michael Pavone |
Make save directory configurable. Satisfies ticket:4
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Tue, 21 Mar 2017 19:56:50 -0700 |
Michael Pavone |
Allow variables in screenshot_path like initial_path
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Tue, 21 Mar 2017 19:48:08 -0700 |
Michael Pavone |
Don't leak a ternary tree when building the menu's initial path
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Tue, 21 Mar 2017 00:40:25 -0700 |
Michael Pavone |
Allow initial_path to contain variable references which allows the default value to be actually specified in the default config file
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Sun, 19 Mar 2017 18:32:49 -0700 |
Michael Pavone |
Adjust Z80 interrupt pulse duration to match hardware measurements
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Sun, 19 Mar 2017 12:54:20 -0700 |
Michael Pavone |
Change handling of invalid scroll plane sizes. Fixes title and high score screens in The Incredible Hulk
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Sun, 19 Mar 2017 11:17:40 -0700 |
Michael Pavone |
Adjust DMA start delay to not break the FIFO Wait State test in the VDP FIFO Testing ROM
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Sun, 19 Mar 2017 11:14:34 -0700 |
Michael Pavone |
Minor fix to hacky refresh emulation code to more closely match my intent
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Sun, 19 Mar 2017 00:34:15 -0700 |
Michael Pavone |
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
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Sat, 18 Mar 2017 23:18:37 -0700 |
Michael Pavone |
Basic refresh emulation that doesn't break direct color DMA demos. Fixes sound after entering pause menu in Pacman 2: The New Adventures
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Sat, 18 Mar 2017 17:09:14 -0700 |
Michael Pavone |
Remove hacky post-DMA delay add proper pre-DMA delay based on logic analyzer capture. 512 color screen is a bit messed up but mostly works. Needs investigation
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Fri, 17 Mar 2017 08:05:55 -0700 |
Michael Pavone |
Minor fix to timing of "early" overflow case in divs when the dividend is negative
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Fri, 17 Mar 2017 08:02:03 -0700 |
Michael Pavone |
Fixed some deficiencies in the 68K test generator
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Wed, 15 Mar 2017 19:05:27 -0700 |
Michael Pavone |
Cycle accurate implementation of divs
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Tue, 14 Mar 2017 00:06:19 -0700 |
Michael Pavone |
Fix heuristic detection of SRAM for 3MB ROMs with SRAM at the 3MB mark
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Tue, 14 Mar 2017 00:05:33 -0700 |
Michael Pavone |
Added a ROM DB entry for Hardball III. This game lacks a proper SRAM header
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Mon, 13 Mar 2017 23:14:13 -0700 |
Michael Pavone |
RESET is not a terminal instruction on the 68K. Fixes a crash bug in Chavez II and possibly other games
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Mon, 13 Mar 2017 23:13:24 -0700 |
Michael Pavone |
Fix VDP buffer overrun that was causing sprite flickering in some games
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Mon, 13 Mar 2017 00:23:58 -0700 |
Michael Pavone |
Properly treat invalid addressing modes for PEA/LEA as invalid instructinos
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Thu, 09 Mar 2017 23:50:46 -0800 |
Michael Pavone |
Fix undefined flags on overflow and divide by zero for divu based on hardware test. Fix saving result of divu when destination is not stored in a host register
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Thu, 09 Mar 2017 22:17:46 -0800 |
Michael Pavone |
Fix bug in handling of translating unmapped addresses
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Thu, 09 Mar 2017 21:31:31 -0800 |
Michael Pavone |
Forgot to update flags in the "good" case of the new divu code
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Thu, 09 Mar 2017 19:23:24 -0800 |
Michael Pavone |
Fix graphical corruption and sprite flickering introduced into some games by the last change for horizontal border support
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Tue, 07 Mar 2017 20:17:12 -0800 |
Michael Pavone |
Fill in the rest of the framebuffer holes created by horizontal border. Work remains for things to be seemless when display gets turned on and off mid frame
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Tue, 07 Mar 2017 00:01:16 -0800 |
Michael Pavone |
Fix some of the framebuffer fill holes introduced by horizontal border changes
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Mon, 06 Mar 2017 23:05:31 -0800 |
Michael Pavone |
Adjust correspondance between slot number and actual video output to better match video signal measurements and analysis of Outrunners behavior on hardware. Partially fixes ticket:13
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