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AgeCommit message (Collapse)Author
2017-01-03Add support for SMS controllersMichael Pavone
2017-01-03Fix RAM flag offset calculation to take into account the existence of ↵Michael Pavone
non-writeable MMAP_CODE chunks
2017-01-03Increment TH counter on low to high transitions rather than high to low ↵Michael Pavone
transitions for six button controllers. Fixes Charles MacDonald's SMS six button controller demo
2017-01-03Fix handling of IO control writes in SMS modeMichael Pavone
2017-01-02Invalidate translated code on a cartridge bank change in SMS mode. Fix ↵Michael Pavone
handling of bank 0
2017-01-02Initial support for Sega's family of SMS mappersMichael Pavone
2017-01-02Detect system type from filename if header based methods fail. Allow ↵Michael Pavone
overriding system type from command line.
2017-01-02Old uncommitted fix for Android buildMichael Pavone
2017-01-02Fix Mode 4 sprite table Y scan to account for VRAM byte swappingMichael Pavone
2017-01-01Fix slot tracking screwupMichael Pavone
2017-01-01Fix horizontal scrolling in Mode 4Michael Pavone
2017-01-01Update Mode 4 rendering to match logic analyzer capturesMichael Pavone
2017-01-01Fix a bug in hslot advancement in Mode 4. Fix some of the "inactive_start" ↵Michael Pavone
calculations that did not take into account Mode 4.
2017-01-01Make Mode 4 sprite rendering a little less brokenMichael Pavone
2017-01-01Fix rendering of BG color index 0 in Mode 4. Only transparent with respect ↵Michael Pavone
to sprites and not the backdrop like in Mode 5
2017-01-01Partial fix for Z80 debugger brokeness introduced with stack alignment changesMichael Pavone
2016-12-28Remove memory map assumptions from Z80 core and move a little bit of logic ↵Michael Pavone
to the generic backend.c so it can be shared between CPU cores
2016-12-28Enabled Z80 debugger in PBC modeMichael Pavone
2016-12-27Detect failures to initialize a system context and report an error rather ↵Michael Pavone
than crashing
2016-12-27Fix Mode 4 color mappingMichael Pavone
2016-12-27Clear interrupt status flags after getting the status register value rather ↵Michael Pavone
than before
2016-12-27Brighten up Mode 4 colorsMichael Pavone
2016-12-27The function of the HVC Latch enable bit in mode register 1 is different ↵Michael Pavone
when not in mode 5
2016-12-27Fix inactive start line for Mode 4 in vdp_next_hint. Fix an off by one error ↵Michael Pavone
in the range of registers allowed to be written in Mode 4
2016-12-27Implemented Mode 4 sprite list terminationMichael Pavone
2016-12-27Less broken Mode 4 implementationMichael Pavone
2016-12-27Somewhat broken implementation of Mode 4Michael Pavone
2016-12-22Fix clearing of interrupt pending flags on control port read in PBC modeMichael Pavone
2016-12-22Added Jaguar header missed in earlier commitsMichael Pavone
2016-12-22Initial support for Genesis/Megadrive PBC mode. VDP still needs Mode 4 to be ↵Michael Pavone
useful.
2016-12-22More cleanup in preparation for SMS/Mark III supportMichael Pavone
2016-12-19WIP Jaguar GPU/DSP emulationMichael Pavone
2016-12-19Fix blastjag targetMichael Pavone
2016-12-19Restore 68K address logging functionalityMichael Pavone
2016-12-19Fix intermittent crash in GST savestate loadingMichael Pavone
2016-12-19Mostly working changes to allow support for multiple emulated system types ↵Michael Pavone
in main blastem program
2016-12-14Fix a couple of timing regressions in Z80 coreMichael Pavone
2016-12-14Fix a subtle bug in interrupt handling introduced with the move to a single ↵Michael Pavone
cycle register in the Z80 core. Fixes regression in Puyo Puyo 2
2016-12-14Fix Z80 interrupt pulse duration. Fixes inconsistent music playback speed in ↵Michael Pavone
Sonic 2 introduced in 0.4.1
2016-12-12Fix to the fix of handling of self modifying code. Was ORing the base ↵Michael Pavone
address with the wrong register before calling the modified code handler
2016-12-12Fix field flag handling bug introduced with VDP/render interface cleanupMichael Pavone
2016-12-11Fix Z80 RAM mapping after refactorMichael Pavone
2016-12-09Fix the previous WIP commit. Quick tests suggests things are no more broken ↵Michael Pavone
than before now.
2016-12-09WIP split of ROM loading/argument parsing from Genesis emulation code. ↵Michael Pavone
Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
2016-11-28Clean up symbol visiblity and delete a ltitle bit of dead codeMichael Pavone
2016-11-15Update stateview so it builds successfully againMichael Pavone
2016-11-05Fix Jaguar video interrupt cycle calculationMichael Pavone
2016-11-05Fix CRY color mappingMichael Pavone
2016-11-05Fix implementation of scaled objects. Implement transparency flagMichael Pavone
2016-11-05Get Jaguar video interrupt workingMichael Pavone