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Author	SHA1	Message	Date
Thomas Harte	fee82d3baa	Fix typo.	2023-01-11 13:14:42 -05:00
Thomas Harte	76ad465030	Also seek the extension ROM for the MSX 2.	2023-01-11 12:56:09 -05:00
Thomas Harte	483ee8a74f	Add a catch for the secondary paging register.	2023-01-10 22:24:40 -05:00
Thomas Harte	520ae7f2b2	Pick generic BIOS based on machine type.	2023-01-10 22:15:01 -05:00
Thomas Harte	ae5b81c0ab	Add MSX 2 to the ROM catalogue.	2023-01-10 18:17:17 -05:00
Thomas Harte	6bd261b222	Add storage for secondary paging.	2023-01-10 18:07:31 -05:00
Thomas Harte	53bb17c848	Use model as a compile-time MSX configurator.	2023-01-10 14:55:57 -05:00
Thomas Harte	6e0f260478	Add a model field.	2023-01-10 14:52:09 -05:00
Thomas Harte	19e333d117	Merge branch 'master' into SecondarySlots	2023-01-10 14:40:49 -05:00
Thomas Harte	3352feb21b	Merge pull request #1113 from TomHarte/VDPs ... TMS9918 &c: Eliminate hard-coded assumption of 16kb.	2023-01-10 14:40:38 -05:00
Thomas Harte	73549eb38c	Document quite a bit more, to refresh my memory.	2023-01-10 14:40:03 -05:00
Thomas Harte	dbff7592f5	Merge pull request #1112 from TomHarte/VDPs ... Clean up TMS9918-related code.	2023-01-10 13:40:47 -05:00
Thomas Harte	4d96122884	Eliminate hard-coded assumption of 16kb. ... Clearly I'll have to do something else to support 128k+, probably move the ram pointer?	2023-01-10 12:38:19 -05:00
Thomas Harte	9085ba4081	Update SMS VDP tests.	2023-01-09 22:58:12 -05:00
Thomas Harte	f1f16d1f9a	Clarify and simplify half_cycles_before_internal_cycles.	2023-01-09 22:55:46 -05:00
Thomas Harte	fd14829992	Avoid hand-writing all the various conversions.	2023-01-09 22:34:56 -05:00
Thomas Harte	c0fe88a5bb	Apply clock conversion to existing usages of do_external_slot.	2023-01-09 13:54:49 -05:00
Thomas Harte	4d9d684618	Add TODO on dangling hard-coded conversion.	2023-01-08 21:44:25 -05:00
Thomas Harte	a0a835cf10	Export memory size into traits.	2023-01-08 21:37:20 -05:00
Thomas Harte	ef67205ce8	Set pixel count per mode.	2023-01-08 21:31:00 -05:00
Thomas Harte	794adf470b	Break assumption that cycles = pixels; fix pixel clocking.	2023-01-08 21:25:22 -05:00
Thomas Harte	8cc20844a9	Clock convert for draw_ calls.	2023-01-08 17:31:08 -05:00
Thomas Harte	b522d65c50	Fix border lengths.	2023-01-08 17:04:19 -05:00
Thomas Harte	cb19c2ffb0	Honour internal-clocked timing constants.	2023-01-08 14:10:06 -05:00
Thomas Harte	5f6ddf8557	Avoid expressing the same thing at different clock rates.	2023-01-08 13:58:12 -05:00
Thomas Harte	72e0bfecc1	Edge towards clock-independent line composition.	2023-01-07 14:57:32 -05:00
Thomas Harte	cdf547ac82	Decline to provide synthetic text mode timing on the Mega Drive.	2023-01-07 14:37:06 -05:00
Thomas Harte	dd5b4b484a	Avoid double responsibility for state.	2023-01-07 14:34:33 -05:00
Thomas Harte	56831e02fc	Expand fixed timing constants.	2023-01-07 13:10:51 -05:00
Thomas Harte	5d2d3944ef	Make VRAM access delay a timing property.	2023-01-07 12:48:43 -05:00
Thomas Harte	f9e21df701	Avoid further hard-coded 342s.	2023-01-07 09:13:34 -05:00
Thomas Harte	bb436204f6	Merge branch 'VDPs' of github.com:TomHarte/CLK into VDPs	2023-01-07 09:10:50 -05:00
Thomas Harte	de45536b5c	Elucidate a magic constant, add an extra constexpr.	2023-01-07 09:10:41 -05:00
Thomas Harte	ebc1264c2c	Create a common home for timing information.	2023-01-06 22:39:46 -05:00
Thomas Harte	4875148617	Fill in Mega Drive numbers.	2023-01-05 14:22:51 -05:00
Thomas Harte	7a82b76911	Ensure visibility of memset.	2023-01-05 13:21:03 -05:00
Thomas Harte	27d37f71ec	Generalise and better factor bit reversal and TMS drawing.	2023-01-05 13:18:10 -05:00
Thomas Harte	c4a5a9763e	Minor indentation improvement.	2023-01-02 15:04:50 -05:00
Thomas Harte	a9f97ac871	Fix nothing-to-do test.	2023-01-02 15:04:08 -05:00
Thomas Harte	475440dc70	Update ClockConverter for potential alternative clocks.	2023-01-02 14:59:36 -05:00
Thomas Harte	dc3f8f5e42	These are the three fetchers to implement. ... They'll look fairly different from the TMS and SMS fetchers, I think, owing to the greater irregularity that comes with the smarter RAM accesses. I might need to play around for a while.	2023-01-01 22:44:06 -05:00
Thomas Harte	459ef39b08	constexpr the TMS palette.	2023-01-01 22:34:07 -05:00
Thomas Harte	27812fd0e2	Separate fetchers into their own header.	2023-01-01 22:26:50 -05:00
Thomas Harte	38eb4d36de	Better explain cumulative nature of @c to_internal.	2023-01-01 22:18:39 -05:00
Thomas Harte	2bd20a0cf8	Add further exposition.	2023-01-01 22:17:21 -05:00
Thomas Harte	da61909ec5	Explain the purpose here.	2023-01-01 21:20:30 -05:00
Thomas Harte	5729ece7bb	Incompletely transitions towards more flexible clock ratios.	2023-01-01 14:20:45 -05:00
Thomas Harte	151f60958e	Relocate the 9918 implementation file.	2023-01-01 14:01:19 -05:00
Thomas Harte	180045ada6	Convert vram_access_delay into a free-standing function.	2023-01-01 13:51:52 -05:00
Thomas Harte	11542e7a7f	Improve const correctness, simplify inheritance.	2023-01-01 13:49:11 -05:00