log

age author description
Sun, 19 Mar 2017 18:32:49 -0700 Michael Pavone Adjust Z80 interrupt pulse duration to match hardware measurements
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
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
Sun, 19 Mar 2017 11:14:34 -0700 Michael Pavone Minor fix to hacky refresh emulation code to more closely match my intent
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
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
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
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
Fri, 17 Mar 2017 08:02:03 -0700 Michael Pavone Fixed some deficiencies in the 68K test generator
Wed, 15 Mar 2017 19:05:27 -0700 Michael Pavone Cycle accurate implementation of divs
Tue, 14 Mar 2017 00:06:19 -0700 Michael Pavone Fix heuristic detection of SRAM for 3MB ROMs with SRAM at the 3MB mark
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
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
Mon, 13 Mar 2017 23:13:24 -0700 Michael Pavone Fix VDP buffer overrun that was causing sprite flickering in some games
Mon, 13 Mar 2017 00:23:58 -0700 Michael Pavone Properly treat invalid addressing modes for PEA/LEA as invalid instructinos