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AgeCommit message (Expand)Author
2015-05-19Small correction to VBLANK flag timing. Fixed some inconsistencies in interru...Michael Pavone
2015-05-16First pass at emulating a vscroll latch. Titan's Overdrive demo seems to depe...Michael Pavone
2015-05-11Sync fixes and logging to fix more sync issuesMichael Pavone
2015-01-04Some small synchronization improvements that do not seem to fix anythingMichael Pavone
2014-06-18Fix most of the breakage caused by the vcounter/hcounter changesMichael Pavone
2014-06-17Partially working switch to having a vcounter and hslot counter in the contex...Michael Pavone
2013-10-07Initial implementation of sprite overflow and sprite collision status registe...Mike Pavone
2013-09-17Implement HV counter latchMike Pavone
2013-09-17Fix DMA fill so that it does not cause observable changes to the FIFO. Get DM...Mike Pavone
2013-09-15Implement FIFO as a ring buffer so the behavior of reads from invalid CRAM an...Mike Pavone
2013-09-13Properly delay 68K on VDP reads. Dummy VDP test port implementation. Initial ...Mike Pavone
2013-09-10Added copyright notice to source files and added GPL license text in COPYINGMike Pavone
2013-09-10Implement FIFO latency and improve DMA accuracyMike Pavone
2013-07-26Added support for saving savestates. Added gst savestate format test harnessMike Pavone
2013-07-15Restore one of the VDP debugging modesMike Pavone
2013-07-12Implement the scroll ring buffer properly without memcpyMike Pavone
2013-06-30Make VDP render in native pixel format of the renderer for a modest performan...Mike Pavone
2013-06-29Add support for loading GST format savestatesMike Pavone
2013-06-22Initial work on interlaceMike Pavone
2013-05-15Fix background color regsiter numberMike Pavone
2013-05-14Update Z80 vint timingMike Pavone
2013-05-13Added some basic VDP debugging features to debugger. Fixed DMA enable bugMike Pavone
2013-05-11Remove z80_ram reference in SDL renderer to get stateview compiling again. Pr...Mike Pavone
2013-05-10Initial stab at horizontal interrupts and improving accuracy of vertical inte...Mike Pavone
2013-04-22Implemented shadow hilight mode.Mike Pavone
2013-01-06Fix order of SR and PC saved in an exception stack frameMike Pavone
2013-01-01Make writes to control and data port block when DMA is in progressMike Pavone
2012-12-31Fix VDP readsMike Pavone
2012-12-30Implemented HV counterMike Pavone
2012-12-30Fix bug that was causing DMA fills to lock up under certain circumstancesMike Pavone
2012-12-21Implement DMA (untested)Mike Pavone
2012-12-19Fix issue in which VDP would have trouble emptying FIFO because the VDP cycle...Mike Pavone
2012-12-18Fix CRAM and possibly VSRAM writesMike Pavone
2012-12-18Get Flavio's color bar demo kind of sort of workingMike Pavone
2012-12-09Add debug render mode and fix vertical flip bit for bg tilesMike Pavone
2012-12-09Implement sprite index >= sprite limit triggers sprite limit behaviorMike Pavone
2012-12-08Initial H32 mode supportMike Pavone
2012-12-08Improve sprite masking to almost completely pass Nemesis' sprite masking testMike Pavone
2012-12-08Sprites somewhat less brokenMike Pavone
2012-12-08Mostly broken VDP core and savestate viewerMike Pavone
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