Thomas Harte
270723ae72
Forces the MSX's perform_machine_cycle into the Z80.
2018-02-19 19:54:42 -05:00
Thomas Harte
fc81bfa59b
Eliminates tape player call when tape is not playing.
2018-02-19 18:36:31 -05:00
Thomas Harte
b0ab617393
Simplifies inner loop test for MSX fast loading.
2018-02-19 16:24:47 -05:00
Thomas Harte
23105956d6
Fixes spurious unrecognised miss detection for the ASCII mappers.
2018-02-11 20:51:39 -05:00
Thomas Harte
f02989649c
Corrects effect of pc_is_outside_bios.
2018-02-11 20:32:45 -05:00
Thomas Harte
eb39617ad0
Allows cartridges to filter based on the actor talking to them; corrects outstanding_machines access error.
2018-02-10 17:11:16 -05:00
Thomas Harte
43b682a5af
Adds multiple target versions of all the DynamicMachine-vended types.
2018-02-09 16:31:05 -05:00
Thomas Harte
d63a95983d
Adds a couple of hard-stop conditions to the MSX, and respect for hard stops.
2018-02-09 09:10:56 -05:00
Thomas Harte
4e720d57b2
With debugging hooks still on display, makes first attempt at dynamic analysis.
2018-02-01 07:53:52 -05:00
Thomas Harte
d493ea4bca
Introduces a multimachine to handle multi-target static analyser outputs.
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Non-functional as of yet.
2018-01-28 22:22:21 -05:00
Thomas Harte
e025674eb2
The MSX analyser is now smart enough not to be definitive when it's uncertain.
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The cartridge type has also migrated to being a property of the cartridge, prefiguring my intention to discard the static analyser union.
2018-01-25 22:16:46 -05:00
Thomas Harte
f2519f4fd7
Decided to focus on 'confidence' over 'probability'.
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Besides anything else, it individualises the measure. E.g. two targets can each have a confidence of 0.8 without each giving the wrong answer about probability.
2018-01-25 19:02:16 -05:00
Thomas Harte
21efb32b6f
Integrates the static and nascent dynamic analyser namespaces.
2018-01-24 21:48:44 -05:00
Thomas Harte
6a112edc18
Corrects 16kb ASCII mapper.
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Also increases hit position acceptance for the 8kb ASCII.
2018-01-22 22:13:16 -05:00
Thomas Harte
8fb4409ebb
Adds hasty attempt at dynamic analysis to the MSX ROM handlers.
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Logging for now, for further experimentation.
2018-01-22 21:50:56 -05:00
Thomas Harte
a5ac8c824e
Removes logging and unnecessary get_drive_is_ready.
2018-01-07 21:59:59 -05:00
Thomas Harte
8be6cb827b
Implements MSX interrupt/data request reading register.
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The disk ROM now appears to accept on-disk bytes, but still announces an IO failure.
2018-01-07 20:28:34 -05:00
Thomas Harte
2f59226300
Fixes: DiskROM drive motor control, track_for_sectors' sides.
2018-01-07 20:02:40 -05:00
Thomas Harte
513c067f94
Makes an attempt to rope in the WD1770 for MSX disk ROM emulation.
2018-01-07 19:12:52 -05:00
Thomas Harte
655b971976
Establishes that there is such as a thing as a Konami SCC.
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Creates one, ensures it appears in memory when intended to, lets it handle reads and writes. It currently does nothing.
2018-01-06 20:15:55 -05:00
Thomas Harte
185cd3c123
Expands and documents MSX::MemoryMap and MSX::ROMSlotHandler.
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Hopefully to cover all intended use cases.
2018-01-06 15:51:29 -05:00
Thomas Harte
ed564cb810
Implements the main four cartridge banking schemes.
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Slightly proof of concept for now.
2018-01-04 22:18:18 -05:00
Thomas Harte
6da8a3e24b
Causes the MSX to respond to the appropriate standard configuration options.
2017-12-29 18:36:42 -05:00
Thomas Harte
e349161a53
Rejigs the typing relationship so that use of a typer is not strongly implied by the interface.
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Simultaneously implements typing on the MSX by direct insertion into the key buffer.
2017-12-29 18:30:46 -05:00
Thomas Harte
5fd0a2b9ea
Attempts to pull reimplementations of TAPION and TAPIN better into line with originals.
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Also improves whole flow of the fast tape hack that uses them.
2017-12-28 22:48:04 -05:00
Thomas Harte
11b73a9c0b
Adds preliminary, non-error-checking wiring in of MSX parser alternatives to TAPION and TAPIN.
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As both a prototype of the pending fast tape loading, and to provide for exact behaviour comparison.
2017-12-26 22:31:34 -05:00
Thomas Harte
b9b107ee85
Switches KeyGrave and KeyQuote, correcting a disarrangement.
2017-12-20 21:16:54 -05:00
Thomas Harte
0bb24075b6
Immediate fixes: TSX is seemingly TZX 1.21; the tape motor control works the other way around.
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Input is not yet being recognised.
2017-12-19 22:17:42 -05:00
Thomas Harte
db6d9b59d0
Attempts to implement TSX support for the MSX.
2017-12-19 21:53:04 -05:00
Thomas Harte
2d892da225
Introduces the MSX keyboard toggle sample source.
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In support of which, it also introduces a means of sample source composition.
2017-12-19 21:08:10 -05:00
Thomas Harte
2dc1d4443e
Separates LowpassFilter and SampleSource.
2017-12-18 21:39:23 -05:00
Thomas Harte
ac80d10cd8
Separates the component parts of running an audio stream: task deferral, filtering and generation.
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Walking towards improving opportunities for composition.
2017-12-17 21:26:06 -05:00
Thomas Harte
7a52e7d6d2
Provides an empty value for the interrupt cycle.
2017-12-13 22:44:03 -05:00
Thomas Harte
4daea1121b
Gives up on C-BIOS for a while, to get to an acceptable merge point.
2017-12-12 21:19:33 -05:00
Thomas Harte
afcdd64d5e
Switches to a less easy-to-confuse storage arrangement for MSX memory slots.
2017-12-11 21:09:53 -05:00
Thomas Harte
ec266d6c8e
Ensures the AY stops listening to the bus after each read or write.
2017-12-04 19:18:54 -05:00
Thomas Harte
e3a5218e78
Fixes AY and random port input for the MSX.
2017-12-03 22:25:18 -05:00
Thomas Harte
3766bef962
Eliminates some redundant white space.
2017-12-03 14:52:42 -05:00
Thomas Harte
fe7fc6b22e
Enables AY output from the MSX.
2017-12-02 16:30:43 -05:00
Thomas Harte
7f8a13a409
Adds bare minimum to get accepted 16- and 32kb cartridges to start on the MSX.
2017-12-02 16:06:04 -05:00
Thomas Harte
5da9cb2957
Introduces most of a keyboard mapping for the MSX.
2017-11-30 19:27:53 -05:00
Thomas Harte
54c845b6e2
Adds just enough logic to make every host key look like '0' to the MSX.
2017-11-29 22:07:30 -05:00
Thomas Harte
f0f149c018
Simplified paging logic.
2017-11-29 20:49:02 -05:00
Thomas Harte
aa4eef41d8
Seeks to introduce MSX interrupts.
2017-11-29 20:31:55 -05:00
Thomas Harte
69ec8a362e
Makes an attempt to perform MSX memory paging.
2017-11-28 21:56:15 -05:00
Thomas Harte
d33612def5
Ensures the MSX provides a clock to the VDP.
2017-11-26 20:07:30 -05:00
Thomas Harte
9cb6ca3440
Adds elementary decoding of VDP accesses.
2017-11-26 20:01:11 -05:00
Thomas Harte
e957e40b14
Shifts 8255 logging up into its own port handler. That's probably fine for now.
2017-11-26 18:59:29 -05:00
Thomas Harte
7a8a43a96a
Adds just enough of the MSX memory map for the Z80 to appear to try to do useful things.
2017-11-26 18:34:40 -05:00
Thomas Harte
0eb5dd9688
Introduces the fundamentals of bus routing for the MSX.
2017-11-26 16:47:59 -05:00
