MiSTer updates and changelog

[Sorgelig]

C64:
- Implement C1581 disk drive (D81 files).
- SDRAM: increase RAS-CAS time for better stability.
- Some internal fixes and tweaks.

[Sorgelig]

C64:
- C1581: fix write protect signal (unable to read write protected disks).
- C1581: Add VIA on $2000 for possible future DolphinDOS port.

[Pierco]

RX-78:
- New core by Pierco & Alanswx

[Sorgelig]

Main:
- Cheat option for arcades (MRA).
- Various OSD fixes and tweaks.
- OSD: confirmation screen for clearing recents.
- user_io: DEFMRA: use path if supplied.
- Update sd_* API for flexibility and performance (Template will be updated soon).
- Assert status[0] before FC option parser (fix boot cart in C64 core).

[Sorgelig]

Main:
- OSD: fix arcade dip/cheat options messed the options bellow them.
- Fix arcade dip loading.
- user_io: limit disk i/o requests per cycle.

[Pierco]

RX-78:
- added missing keyboard keys

[jimmystones]

Ninjakun
- Add highscore save/load
- Add pause
- Move DIPs to MRA
- Update sys

[Sorgelig]

C64:
- Several important fixes in C1541.
- Fix dual drive work.
- Support for external IEC devices (see readme for pin definition).
- Support for external RS232 (only RX/TX wires).
- Fix tape loading.
Note: You must update Main to latest!

[Sorgelig]

C64:
- Add RTC support
- SID: combine stereo SID into a common module to save BRAM resources.

[Ace]

Time Pilot '84:
-Change CPU model from CPU09 to Greg Miller's cycle-accurate MC6809E - corrects CPU timings and produces more accurate sprite limit behavior
-Fix sprite flickering with certain ground targets introduced in the 03/30/2021 core rewrite
-Update Konami 082, 502 and 503 custom chip implementations
-Tweaks to IRQ and tilemap layer logic
-Add extra low-pass filter to reduce aliasing when applying custom audio filters at 48KHz sample rate
-Update framework

[Pierco]

V'Ball Technos Japan:
- new core

[Pierco]

V'Ball:
- game speed
- screen flip
- other small fixes

[Pierco]

V'Ball:
- VGA output
- Sprite visibility fix
- Fix sound reset

[Sorgelig]

Main:
- C64: support for direct GCR mode, G64 image.
- Progress bar for files loading into DDR3.
- PCE CD: fix random hangs in Bomberman: Panic Bomber (David Shadoff)

[Sorgelig]

C64:
- C1541: support direct GCR mode for D64 images (support formattings, some disk copiers).
- C1541: initial support for G64 images (only basic support, don't expect protected disks to work now!).
- C1541: fix V+ mode in DolphinDOS.
- Refactoring drives code to reduce resources usage.

Note: you must update Main to latest!

[jimmystones]

Dottori-Kun
- New arcade core

[bellwood420]

Breakout:
- Add TV compatible VSYNC option.

[Sorgelig]

SNES:
- Various fixes from srg320
- Updated framework.

[FPGAzumSpass]

WonderSwan
- add support for Benesse PocketChallengeV2 (from makigumo)
- fix palette readback (Pocket Fighters)
- fix IDIV instruction (One Piece - Chopper no Daibouken)
- added flip mode for horizontal mode
- fixed and unified sprite and background window mode (Klonoa, Digimon,...)

[FPGAzumSpass]

AtariLynx
- added cheats functionality
- fixed crt vshift

[FPGAzumSpass]

GBA
- fast romload
- activate option "sync to core" by default
- turned off soundchannels are no longer reactivated upon savestate loading
- Implement savestate for SoundDMA to load back at correct sound fifo fillcount to have correct timing

[Sorgelig]

C64:
- Update tape module to support more loaders.
- Tape input through ADC (not tested yet).
- C1541: support up to 42 tracks.
- Support for Prophet64 cartridge.

[Sorgelig]

Main:
- Reworked IDE code: faster read mode for ao486, CDROM support for Minimig.
- Fixes for SharpMZ (Alan Steremberg).
- PCE CD tweaks (David Shadoff).


ao486:
- Updated IDE module, higher read performance.
- Joystick tweaks (Vincent Pelletier).
- Updated framework.
Note: you must update Main to latest version!


Minimig:
- Reworked IDE, support for CDROM (data-only for now).
- Tweaks in LED filters.
- RTG: some tweaks for better stability.
- Update both 68000 and 68020 CPU modules.
- Updated framework.
Note: you must update Main to latest version! Read the readme for CDROM notes.

[Sorgelig]

C64:
- tape: fix header reading, eliminate initial delay.
- Option to disable tape autoplay, PgUp key as tape play/pause.
- rtc: better hide from tape player.

[FPGAzumSpass]

GBA2P
- fix register readback
- add optional seperator line
- add missing serial IO Pin readback

[Sorgelig]

Main:
- IDE: fix CDROM imgset command.
- Minimig: fix mouse wheel.
- Minimig: Fast-IDE option.
- Minimig: support for headerless HDF images.
- arcades: supports NVRAM larger than 64KB


Minimig:
- Add Akiko chunk to planar module (Read the readme!)
- Implement Fast-IDE (~2x higher performance).
Note: you must update Main to latest version!

[Pierco]

RX-78:
- Fix joystick (Space Enemy)
- IRQ: better implementation
- OSD option to pause the core

[jimmystones]

Input Tester
- New utility core
- Digital, analog and advanced test modes

[Sorgelig]

Main:
- IDE: fixes for headerless HDF support.
- IDE: fix completion CHS values (could cause read/write errors in Minimig).
- input: fix: DualShock4 mouse emulation wasn't disabled in lightgun mode.

[FPGAzumSpass]

Gameboy2P
new core
Release is available here: https://github.com/MiSTer-devel/Gameboy ... /Gameboy2P