Applied the mainline PCem slight CPU emulation speedup commit;
Added emulation of removable SCSI hard disks;
CD-ROM image handler now uses C FILE's (with the 64-bit size calls) instead of C++ iostreams, ISO images bigger than 2 GB should work properly again;
Split RLL/ESDI and XT IDE disks to their own bus types;
Turned status bar pane meaning and hard disks and CD-ROM BUS numbers to #define's;
Other miscellaneous cleanups.
Overhauled the configuration files so that the global variables are now subdivided into sections;
Fixed CD-ROM MODE SENSE page 0x2A which was being incorrectly reported as not implemented, fixes among other things Rayman 1 and Spellcross: The Last Battle (both now see the CD-ROM and play CD Audio fine).
The IDENTIFY PACKET DEVICE command of ATAPI PIO-only drives now behaves like that of mainline PCem ATAPI CD-ROM's;
Added two functions in win.c for waltje for updating the status bar text;
The configuration loader now does sanity checks on most loaded values.
Thoroughly clean up the code to vastly reduce the number of compiler warnings and found and fixed several bugs in the process;
Applied all mainline PCem commits;
Added SCSI hard disk emulation;
Commented out all unfinished machines and graphics cards;
Added the AOpen AP53 and ASUS P/I-P55T2 machines as well as another Tyan 440FX machine, all three with AMI WinBIOS (patch from TheCollector1995);
Added the Diamond Stealth 3D 3000 (S3 ViRGE/VX) graphics card (patch from TheCollector1995);
Added the PS/2 XT IDE (AccuLogic) HDD Controller (patch from TheCollector1995);
Added Microsoft/Logitech Bus Mouse emulation (patch from waltje);
Overhauled the makefiles (patch from waltje);
Added the Adaptec AHA-1542CF SCSI controller (patch from waltje);
Added preliminary (but still unfinished) Adaptec AHA-154x SCSI controller BIOS support (patch from waltje);
Added an ISABugger debugging device (patch from waltje);
Added sanity checks to the Direct3D code.
Added Intel Advanced/ZP;
Added Commodore PC 60 III;
Fixed Force 4:3 option when overscan is not enabled;
Added option to scale (0.5x, 1x, 1.5x, 2x) the video output;
Added ability to disable ATAPI DMA for CD-ROM drives;
Applied all mainline PCem commits;
Store network card in config file as name rather than number;
Fixed NVR storing for IBM PS/2 Models 2121 and 2121+ISA.
Applied all mainline PCem commits (changes configuration files!);
Fixed EGA and (S)VGA overscan border drawing;
Added ability to invert the colors when using a (S)VGA graphics card, to appear like an early laptop monitor;
Changed version to 1.03.
On Windows, fatal now displays a message box, based on old PCem-X patch by RichardG;
Added emulation of the 287, 387, and 487SX floating point units and an option to enable them.
Fixed the emulation of the Intel 82335 chip used by the Phoenix 386 clone;
Fixed a bug regarding the CGA RGB monitor type;
The IBM PS/1 Model 2121 with ISA is now acknowledged in mem.c.
Added IBM PS/2 Model 30 emulation per mainline PCem patch from dns2kv2;
Commented out the Chips & Technologies VGA 451 as it needs further work;
Added the ability to disable XTIDE;
Prepared the icon that will be used for stable builds.
Added the Samsung SPC-4200P;
Added the Chips & Technologies VGA 451;
Applied all mainline PCem commits;
Added Amstrad MegaPC 386DX model (exits per documentation that I have in German).
Attempt to fix sound fluttering in waiting for a better fix from mainline PCem;
Attempt to make the Sound Blaster louder;
Removed excess logging from cdrom_ioctl.c.
Applied all mainline PCem commits;
CD-ROM sound thread is now disabled if all CD-ROM drives are either disabled or have audio disabled;
Fixed the displayed incorrect zero cylinders, head, and sectors per cylinder when loading an already existing HDI image;
Fixed the CD-ROM audio menu item not checking/unchecking correctly.
Floppy disk controller is now COMPLETELY reset on hard reset;
NukedOPL is now optional (but enabled by default) so people on older hardware can gain a few % of performance by going back to DOSBox OPL;
*.CPP files now get all the correct optimization flags applied;
Added NEC PowerMate V emulation - you can get into CMOS SETUP but it hangs before booting, and PCI graphics card don't work (yet).
Fixed a link-breaking bug in cdrom.c;
The AHA-154x now supports commands 0x28 (GET EXTENDED BIOS INFO) and 0x29 (UNLOCK MAILBOX) and no longer reports a firmware revision with scatter/gather bug;
The BusLogic now supports command 0x20 (RESET);
Fixed the GPIO register mapping on the National Semiconductors PC87306 Super I/O chip.
Improved the BusLogic incoming mailbox code;
The BusLogic callback is now three-phases and outgoing mailbox interrupts are emulated correctly;
Fixed the CD-ROM command READ DISC INFORMATION (0x51), fixes NetBSD crashing 86Box with segmentation fault when using the AHA-154x;
Added the CD-ROM command PAUSE/RESUME ALT (0xC2).
Fixed IDE and ATAPI 8-bit data reads and writes by rewriting the IDE and CD-ROM PIO data read and write code so that the base code is now 8-bit;
Added some compiler directives that if set, will enable togglable logging and log breakpoints;
Empty IDE channels now always report a status of 0x10 rather than 0x20, and do it on port 3F6h/376h/36Eh/3EEh too, fixes OAKCDROM.SYS infinite loop when hitting an empty IDE channel.
Four CD-ROM drives are now emulated;
ATAPI DMA is now emulated;
Unified CD-ROM pass through to host drive handling;
Applied all (applicable) mainline PCem commits.
The tertiary and quaternary IDE controllers are now fully configurable;
The IRQ of the RTL8029AS network card is now configurable;
CopyQM floppy images are now supported.
Moved CD-ROM read data buffer declaration and definitions to SCSI source files and headers, but still applying to IDE when needed.
SCSI Read commands now return the correct sectors on callback.
DMA bug fixes.
Added experimental NVidia Riva TNT2 emulation (patch from MoochMcGee);
ASUS P/I-P54TP4XE, ASUS P/I-P55T2P4, and ASUS P/I-P55TVP4 are back;
National Semiconductor PC87306 Super I/O chip now correctly reenables devices after a chip power cycle;
Several FDC improvements and the behavior is now a bit closer to real hardware (based on actual tests);
Added MR Intel Advanced/ATX with Microid Research BIOS with support for 4 floppy drives and up to 4 IDE controllers;
Added floppy drives 3 and 4, bringing the maximum to 4;
You can now connect hard disks to the tertiary IDE controller;
Correct undocumented behavior of the LEA instruction with register is back on 286 and later CPU's;
Pentium-rea models with Intel chipsets now have port 92 (with alternate reset and alternate A20 toggle);
Overhauled DMA channel read and write routines and fixed cascading;
Improved IMG detection of a bad BPB (or complete lack of a BPB);
Added preliminary emulation of PS/2 1.44 MB and PC-98 1.25 MB 3-mode drives (both have an inverted DENSEL pin);
Removed the incorrect Amstrad mouse patch from TheCollector1995;
Fixed ATAPI CD-ROM disk change detection;
Windows IOCTL CD-ROM handler now tries to use direct SCSI passthrough for more things, including obtaining CD-ROM capacity;
The Diamond Stealth32 (ET4000/W32p) now also works correctly on the two Award SiS 496/497 boxes;
The (S)VGA handler now converts 6-bit RAMDAC RGB channels to standard 8-bit RGB using a lookup table generated at emulator start, calculated using the correct intensity conversion method and treating intensity 64 as equivalent to 63;
Moved a few options from the Configuration dialog box to the menu;
SIO, PIIX, and PIIX3 now have the reset control register on port CF9 as they should;
Several bugfixes.
Removed the lone Misc menu and mvoed Status to Settings;
Added a SCSI CD-ROM option to the menu;
Removed the atapi_cdrom_enabled option and replaced any usage of it with !scsi_cdrom_enabled;
Disabling/enabling the CD-ROM drive is now separate from the drive's contents;
The tertiary IDE controller now never gets enabled is the CD-ROM drive is either disabled or SCSI.
Fixed FDI stream parameters passed to the 86F handler, FDI stream images now read correctly again;
The National Semiconductors PC87306 SuperI/O chip now supports enhanced FDC mode.
THe RTL8029/AS PCI IRQ field is now hardwired, makes it work on chipsets using the PIIX3 chip (mostly boards based on 430VX and 440FX);
Fixed S3 Trio64 rendering in NT 4.0.
Brought the Intel Flash emulation in line with mainline PCem;
Removed the Intel Advanced/ML;
Reverted the ET4000/W32p code back to the code from mainline PCem, with fixes to PCI and linear frame buffer addresses according to the datasheet;
Timer counters are now 32-bit again - fixes quite a few bugs.
FDI stream images are now also handled by the 86F handler;
Both floppy drives' motors now spin separately;
Added Plantronics ColorPlus emulation per patch from PCem forum;
Applied all mainline PCem commits;
Fixed several bugs.
FDC SEEK command now no longer incorrectly times out when seeking to the track the FDC thinks it's already at, fixes floppies in NT 3.1;
Emulator now correctly saves configuration changes to the configuration files it was loaded with rather than always the default;
Default path for NVR's can now be overridden by adding the nvr_path option to the cfg file.
Japanese HDI hard disk images are now supproted;
FDC FORMAT command now CRC's the correct data, fixes formatting inserted IMG's;
FDC SEEK command now no longer incorrectly reports invalid status when HDSEL (head select) is 1, fixes booting from inserted floppies of any format on boards other than ASUS P/I-P55TVP4.
Replaced IMG handler with one that now proxies to the 86F handler;
Applies the remaining Mainline PCem speedup commit;
Fixed the National Semiconductors PC87306 Super I/O Chip's serial port IRQ assignment;
DMF images are now loaded with the correct sector interleave, improving read/write speed;
XDF images are now loaded in a way that emulates the real order of the sectors on the track, improving read/write speed;
Added 16-bit physical memory read/write routines (mem_phys_readw, mem_phys_writew) and modified the 16-bit DMA code to use them instead of two 8-bit reads/writes.
