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T80 - Z80 compatible CPU core, an attempt to collect and track all fixes in one place
This project forked from mister-devel/t80
T80 - Z80 compatible CPU core, an attempt to collect and track all fixes in one place
-------------------------------------------------------------------------------- -- **** -- T80(c) core. Attempt to finish all undocumented features and provide -- accurate timings. -- -- Version 351. -- Merged Gameboy fixes from Bruno Duarte Gouveia (brNX) -- Passes Blargg's test ROMs -- -- Version 350. -- Copyright (c) 2018 Sorgelig -- Test passed: ZEXDOC, ZEXALL, Z80Full(*), Z80memptr -- (*) Currently only SCF and CCF instructions aren't passed X/Y flags check as -- correct implementation is still unclear. -- -- **** -- T80(b) core. In an effort to merge and maintain bug fixes .... -- -- Ver 303 add undocumented DDCB and FDCB opcodes by TobiFlex 20.04.2010 -- Ver 301 parity flag is just parity for 8080, also overflow for Z80, by Sean Riddle -- Ver 300 started tidyup. -- -- MikeJ March 2005 -- Latest version from www.fpgaarcade.com (original www.opencores.org) -- -- **** -- Z80 compatible microprocessor core -- -- Version : 0250 -- Copyright (c) 2001-2002 Daniel Wallner ([email protected]) -- All rights reserved -- -- Redistribution and use in source and synthezised forms, with or without -- modification, are permitted provided that the following conditions are met: -- -- Redistributions of source code must retain the above copyright notice, -- this list of conditions and the following disclaimer. -- -- Redistributions in synthesized form must reproduce the above copyright -- notice, this list of conditions and the following disclaimer in the -- documentation and/or other materials provided with the distribution. -- -- Neither the name of the author nor the names of other contributors may -- be used to endorse or promote products derived from this software without -- specific prior written permission. -- -- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, -- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE -- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -- POSSIBILITY OF SUCH DAMAGE. --
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