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Author	SHA1	Message	Date
Thomas Harte	37dcf61130	Add timing tests, fix +3 discrepancy.	2021-04-23 22:29:57 -04:00
Thomas Harte	856ebfacca	Merge pull request #927 from TomHarte/SimplifiedTiming ... Moves horizontal sync on the 48kb.	2021-04-21 19:50:40 -04:00
Thomas Harte	9731fdd33b	Moves horizontal sync on the 48kb.	2021-04-21 19:46:44 -04:00
Thomas Harte	5ea605ccf7	Merge pull request #926 from TomHarte/SimplifiedTiming ... Attempts more cleanly to express ZX Spectrum timing.	2021-04-21 19:46:23 -04:00
Thomas Harte	d0c789ff9a	Locks declarative form of contention closer to regular expressions.	2021-04-21 19:37:36 -04:00
Thomas Harte	9baa861742	Simplifies timing calculation expression.	2021-04-21 19:18:07 -04:00
Thomas Harte	30a1a53c97	Merge pull request #925 from TomHarte/ZXROMSpeed ... Corrects timing error in Spectrum 48kb and 128kb ROM accesses.	2021-04-21 18:54:16 -04:00
Thomas Harte	bdb1b7e77c	Reinstate the +2 as the default Spectrum.	2021-04-21 18:49:39 -04:00
Thomas Harte	9293bcbc88	Exclude the ROM from contention on 48kb and 128kb models.	2021-04-21 18:49:18 -04:00
Thomas Harte	c481f475e7	Merge pull request #923 from TomHarte/STStartup ... Resolves failure of ST to startup	2021-04-20 22:43:55 -04:00
Thomas Harte	ef01471e17	Ensures the DMA controller remains clocked.	2021-04-20 22:34:13 -04:00
Thomas Harte	73c8157197	Retain 6850 time tracking at all times.	2021-04-20 22:26:43 -04:00
Thomas Harte	af1dc2d3b2	Switches to correct non-value sentinel.	2021-04-20 21:56:58 -04:00
Thomas Harte	8f6b3feee1	Merge pull request #921 from TomHarte/Plus2aDefault ... Switches default machine back to +2a.	2021-04-19 22:15:48 -04:00
Thomas Harte	a20f5528b7	Switches default machine back to +2a.	2021-04-19 22:04:49 -04:00
Thomas Harte	f48876d80e	Merge pull request #920 from TomHarte/AppleIIVirtual ... Disambiguates `reset_all_keys`.	2021-04-19 22:03:01 -04:00
Thomas Harte	db52f13c32	Disambiguates reset_all_keys.	2021-04-19 21:49:06 -04:00
Thomas Harte	2590769d3f	Merge pull request #919 from TomHarte/XcodeProjectTweaks ... Increases warnings, cleans up a touch.	2021-04-19 21:33:04 -04:00
Thomas Harte	5667dcac36	Increases warnings, cleans up a touch.	2021-04-19 21:28:12 -04:00
Thomas Harte	bec71ead39	Merge pull request #918 from TomHarte/macOS13 ... Reintroduces macOS 10.13 support.	2021-04-19 21:12:57 -04:00
Thomas Harte	e4d9022d37	Returns deployment target to 10.13.	2021-04-19 20:57:56 -04:00
Thomas Harte	572be48f38	Attempts to add an early exit for non-Metal Macs. ... This will be necessary only prior to 10.14.	2021-04-19 20:55:25 -04:00
Thomas Harte	6f4ccebfa1	Merge pull request #917 from TomHarte/InterruptAddress ... Put the program counter on the bus during interrupt acknowledge.	2021-04-19 20:08:22 -04:00
Thomas Harte	77fcf52d27	Purely style: remove some redundant nullptrs.	2021-04-19 18:53:00 -04:00
Thomas Harte	79c2bc1fd7	Put the program counter on the bus during interrupt acknowledge.	2021-04-19 18:43:50 -04:00
Thomas Harte	76370d9418	Merge pull request #916 from TomHarte/OffByOne ... Corrects off-by-one timing errors in the ZX Spectrum.	2021-04-18 20:25:13 -04:00
Thomas Harte	7bac18bd65	Address bus load time is not + 1/2.	2021-04-18 18:41:24 -04:00
Thomas Harte	704737144a	Corrects all interrupt timing for sign and off-by-one errors.	2021-04-18 18:40:44 -04:00
Thomas Harte	2a9c73a1d3	Merge pull request #915 from TomHarte/SpectrumSDLOptions ... Adds display of Spectrum command-line options.	2021-04-18 12:08:02 -04:00
Thomas Harte	e87e851401	Add a redundant but idiomatic initial value.	2021-04-18 11:56:22 -04:00
Thomas Harte	80d4846a27	Respond with 0xff during an interrupt acknowledge.	2021-04-18 11:56:00 -04:00
Thomas Harte	9fd53c9c91	Adds the ZX Spectrum to ::AllMachines.	2021-04-17 23:06:37 -04:00
Thomas Harte	53eae873d8	Merge pull request #913 from TomHarte/LowerModelTiming ... Brings timings into line with WoS specs.	2021-04-16 22:45:54 -04:00
Thomas Harte	93422f4b1c	Brings timings into line with WoS specs.	2021-04-16 22:40:51 -04:00
Thomas Harte	06cedb2e50	Merge pull request #912 from TomHarte/128kDecoding ... Corrects Spectrum 128kb partial decoding.	2021-04-16 22:02:25 -04:00
Thomas Harte	7fdb1d848b	Corrects Spectrum 128kb partial decoding.	2021-04-16 21:54:52 -04:00
Thomas Harte	246fd9442f	Merge pull request #911 from TomHarte/48kbSpectrum ... Adds the 48kb and 128kb Spectrums.	2021-04-15 22:25:07 -04:00
Thomas Harte	eb99a64b29	Adds new Spectrum models to Qt UI.	2021-04-15 22:20:34 -04:00
Thomas Harte	d7954a4cb1	Tweaks timing a little.	2021-04-15 21:51:49 -04:00
Thomas Harte	ef636da866	Attempts 48/128kb floating bus behaviour.	2021-04-15 21:19:21 -04:00
Thomas Harte	fa18b06dbf	Correct get_floating_value to be consistent in out-of-bounds behaviour.	2021-04-15 21:13:36 -04:00
Thomas Harte	349b9ce502	Don't post contended accesses other than on the +2a/+3. ... Those machines have an actual latch for this stuff, the others don't.	2021-04-15 21:13:06 -04:00
Thomas Harte	b2cf121410	Regresses default to the more-compatible +2.	2021-04-15 19:31:45 -04:00
Thomas Harte	71cf63bd35	Corrects internal cycle contention.	2021-04-15 19:17:11 -04:00
Thomas Harte	d1bb3aada4	Attempts to complete the in-machine application of contention.	2021-04-15 18:57:34 -04:00
Thomas Harte	b4214c6e08	Blocks off the AY from inputs in 48kb mode.	2021-04-15 18:04:16 -04:00
Thomas Harte	f5c7746493	Extends fast loading support to the just-introduced models.	2021-04-15 17:31:42 -04:00
Thomas Harte	f10ec80153	Gets started on different video timings.	2021-04-14 22:23:27 -04:00
Thomas Harte	0af405aa46	Starts working in the 48kb and 128kb Spectrums.	2021-04-14 21:37:10 -04:00
Thomas Harte	cf481effa6	Merge pull request #910 from TomHarte/FastContention ... Establishes that the 48/128kb contention patterns can be derived from my partial machine cycles alone.	2021-04-14 20:21:52 -04:00