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1483 Commits

Author SHA1 Message Date
Thomas Harte
a36f37d240 Introduces a 1/14th delay in output of double high res. 2018-07-31 21:29:51 -04:00
Thomas Harte
c773d3501a Implements the INTC8ROM switch. 
Finally causing the Zellyn tests to pass! Is this nightmare behind me?
 2018-07-31 19:00:46 -04:00
Thomas Harte
5810f9b3f9 Fixes high resolution address range and switching logic. 2018-07-30 23:23:18 -04:00
Thomas Harte
3f56683342 Fixes order of deserialisation between auxiliary and base RAM. 2018-07-30 23:08:45 -04:00
Thomas Harte
16ccbdefd6 Of course, | has higher precedence than ?. Classic! 2018-07-30 23:08:22 -04:00
Thomas Harte
e9aaa5bbdf Factors out the page-mapping function. 
For one less potential source of failure.
 2018-07-30 22:23:48 -04:00
Thomas Harte
ecb26e3281 Corrections: slot_C3_rom_ works the other way around; 80STORE doesn't affect most of RAM but does always affect the text screen. 
Also factored out `set_zero_page_paging` for consistency.
 2018-07-30 19:54:25 -04:00
Thomas Harte
5aa0b17720 Improves IIe paging further. 2018-07-29 23:02:27 -04:00
Thomas Harte
632b37ecec Attempts an implementation of auxiliary memory. 2018-07-29 10:41:12 -04:00
Thomas Harte
c905de2e40 Restores IIe ROM-over-card paging. 2018-07-28 13:31:25 -04:00
Thomas Harte
bc2afe69e1 Accepting that memory mapping on a IIe is more complicated than I anticiapted, introduces mapping for all pages. 
Also picks a name for the Unenhanced Apple IIe ROM.
 2018-07-28 13:02:49 -04:00
Thomas Harte
894998b163 Merge branch 'master' into IIe 2018-07-28 10:54:04 -04:00
Thomas Harte
3c33ccd730 Eliminates various blank lines. 2018-07-28 10:52:34 -04:00
Thomas Harte
5f2b9b2d5a Implements the alternative zero page soft switch. 2018-07-25 22:10:21 -04:00
Thomas Harte
5c4506a9db Talks the IIe into proceeding to a beep and an improperly-formed logo. 2018-07-25 21:43:12 -04:00
Thomas Harte
55a6431fb3 Puts in enough logic to be able to launch a non-functional IIe. 2018-07-25 18:58:34 -04:00
Thomas Harte
ede2696a77 Edges further towards implementing the IIe video subsystem. 
All video-specific switches are in place, and mostly honoured, and a IIe machine configuration is advertised at least.
 2018-07-24 22:15:42 -04:00
Thomas Harte
59b9e39022 Starts the process of supporting the Apple IIe graphics modes. 
Albeit that I'm not yet even up on the proper soft switches.
 2018-07-23 22:14:41 -04:00
Thomas Harte
e339d169c5 Ensures the joystick doesn't obstruct tape input. 2018-07-12 22:10:05 -04:00
Thomas Harte
58484e8f37 Adds joystick support for the MSX. 2018-07-12 21:42:47 -04:00
Thomas Harte
8503589828 Corrects failure to retain OS. 2018-07-10 22:05:50 -04:00
Thomas Harte
efd812cf22 Ensures no buffer overrun when installing the OS ROM. 2018-07-10 21:54:36 -04:00
Thomas Harte
57f161e64c Corrects documentation of the media target. 2018-07-10 21:42:09 -04:00
Thomas Harte
0897210969 Neither cartridge machine should be a media target; their media can't be changed at runtime. 2018-07-10 21:40:13 -04:00
Thomas Harte
7e58a44771 Renames ConfigurationTarget to MediaTarget as per its newly-reduced interface. 2018-07-10 21:32:28 -04:00
Thomas Harte
3862fdb44c Simplifies initialisation procedure for all machines. 
With the side effect of allowing every machine to try to load only the ROMs that it needs.
 2018-07-10 20:00:46 -04:00
Thomas Harte
c97c5fa03a [Re-]recalibrates CRT retrace period and affected view windows. 
In the hope of moving the CPC closer to the real CTM visible area.
 2018-07-05 22:07:18 -04:00
Thomas Harte
640a84d456 Shift the h-within-v pulse to eliminate a curved top line. 2018-06-24 11:27:18 -04:00
Thomas Harte
04f6cb1750 Merge branch 'master' into AppleIIEqualisation 2018-06-23 23:10:29 -04:00
Thomas Harte
a93f8103ad Zooms out the CPC a little more. 
To fix the maximum amount of content that I can, at least for now.
 2018-06-23 22:15:34 -04:00
Thomas Harte
55ab305dbf Introduces equalisation pulses for the Apple II. 2018-06-23 22:11:39 -04:00
Thomas Harte
52c9f9e89e Merge branch 'master' into CPCJoysticks 2018-06-23 16:43:49 -04:00
Thomas Harte
1c6af279b2 Picks more appropriate cropping now that I'm obeying HSYNC-as-blank. 2018-06-23 16:40:17 -04:00
Thomas Harte
9968342a11 Ensures the pixel collection test is inline with other decisions. 2018-06-23 16:18:33 -04:00
Thomas Harte
c248ecde48 Introduces joystick support for the CPC. 2018-06-21 22:46:10 -04:00
Thomas Harte
154c89e041 Introduces a missing separator. 2018-06-21 20:01:04 -04:00
Thomas Harte
d45f1a793d Introduces composite/RGB selection for the Amstrad CPC. 2018-06-21 20:00:49 -04:00
Thomas Harte
1f8b69a5b0 Attempts to honour the full CRTC 'sync' period, placing blank and the colour burst. 2018-06-20 22:38:54 -04:00
Thomas Harte
acb74185d5 Revokes test logging. 2018-06-19 19:39:09 -04:00
Thomas Harte
1bdc718527 Ensures the MSX reports the proper number of drives. 2018-06-18 22:15:52 -04:00
Thomas Harte
685a80f95b Ensures the Electron Plus 3 properly announces drives to an activity observer. 
Does away with lazy allocation as not all that helpful, and liable to cause complexity.
 2018-06-18 21:49:57 -04:00
Thomas Harte
6a3702a5c7 Reduces space for floating point accuracy errors. 2018-06-16 22:22:40 -04:00
Thomas Harte
7728adfc5a Eliminates repetition of the 10 constant. 2018-06-14 17:23:47 -04:00
Thomas Harte
51da21b844 Formally introduces keyboard-as-joystick for the Mac, and fixes discovered joystick issues. 
Specifically:
* digital to analogue conversion not returning to centre;
* Apple II axes being the wrong way around; and
* Apple II buttons using improper selection logic.
 2018-06-13 19:22:34 -04:00
Thomas Harte
0be19d8de7 Ensures analogue channels which are already charging don't abide by c070. 2018-06-13 18:16:02 -04:00
Thomas Harte
f26e4734b3 Adds use of joystick input in the Apple II. 2018-06-12 22:21:43 -04:00
Thomas Harte
f1b430338e Makes the Apple II a joystick machine. 
Albeit that the values supplied to its joysticks do not currently make it into the emulated state.
 2018-06-11 22:16:32 -04:00
Thomas Harte
2954373115 Introduces an intermediary for digital <-> analogue conversion. 2018-06-11 21:35:03 -04:00
Thomas Harte
42d21ea3a9 Merge branch 'master' into Joystick 2018-06-10 21:08:59 -04:00
Thomas Harte
7d761f145f Corrects typo that mapped Apple II options to the Electron. 2018-06-10 21:05:14 -04:00
Thomas Harte
3ea2a4ccb8 Moves the joystick class towards accepting analogue inputs. 2018-06-10 20:45:52 -04:00
Thomas Harte
69da00fcfb Modifies test slightly for usual RWTS16 location. 
Also eliminates messy print logging.
 2018-06-10 18:41:09 -04:00
Thomas Harte
d576ff1172 Exposes DOS 3.3 acceleration as an option. 
Albeit with an unhelpful label in the macOS GUI for now.
 2018-06-10 18:28:29 -04:00
Thomas Harte
af54666c23 Implements RWTS acceleration. 2018-06-10 17:58:16 -04:00
Thomas Harte
12c59ede09 Adds writeback of track location. 2018-06-09 20:34:12 -04:00
Thomas Harte
b4d0d4fff6 Starts building out some fast-loading infrastructure for DOS 3.3. 2018-06-09 17:29:14 -04:00
Thomas Harte
dde9b73a22 Creates the through-path that will be necessary for RWTS acceleration. 2018-06-09 12:51:53 -04:00
Thomas Harte
fb4bb21bf6 Ensures an objective copy of the bus address is kept, and forwarded to cards. 2018-06-08 20:12:15 -04:00
Thomas Harte
d380595ad4 Unrolls the loops for slightly fewer conditionals. 2018-06-03 07:27:03 -04:00
Thomas Harte
d84b8700a3 Switches the Apple II to one byte per pixel. 
Just trying to get it right for now; optimisation to come.
 2018-06-02 22:03:45 -04:00
Thomas Harte
80b281d9f1 Switches back to whole bytes per pixel, owing to persistent precision problems at 1bpp. 
Also fixes the inaccurately-named `cycles_since_update_`.
 2018-06-02 18:25:00 -04:00
Thomas Harte
69dc3cc4d8 Switches to using the same varying for byte and subpixel selection. 2018-06-01 22:52:29 -04:00
Thomas Harte
0833412df9 Corrects port for ZON-X reads. 2018-06-01 19:45:37 -04:00
Thomas Harte
35e84ff1a8 Corrects NTSC quadrature phase. 2018-05-31 21:40:46 -04:00
Thomas Harte
8dd7c6ef23 Eliminates 'reversed_c' as I no longer believe low-resolution colour numbers are reversed. 
Also gets explicit about phase.
 2018-05-29 22:30:45 -04:00
Thomas Harte
b2464598d0 Forces the Apple II bus handler call inline. 2018-05-28 18:21:01 -04:00
Thomas Harte
6812a001d8 Teaches the Oric to apply a lighter Disk II touch when possible. 2018-05-28 18:20:43 -04:00
Thomas Harte
928aab13dc Introduces more granular clocking announcements to the Disk II. 
As well as making it accept the clock rate it'll actually receive, to supply to the drives, so that they spin at the proper speed.
 2018-05-28 17:19:29 -04:00
Thomas Harte
f3fe711542 Attempts to reduce FDC costs. 2018-05-27 23:55:04 -04:00
Thomas Harte
db8d8d8404 Commutes Sleeper to ClockingHint::Source, making state more granular. 2018-05-27 23:17:06 -04:00
Thomas Harte
7c3dd55e5c Corrects typo and improves exposition. 2018-05-24 18:57:35 -04:00
Thomas Harte
1b43381be0 Corrects meaning of the Microdisc's paging control. 2018-05-24 18:53:02 -04:00
Thomas Harte
a4d7703efd Adds missing #include. 2018-05-23 22:28:00 -04:00
Thomas Harte
f9c25372c2 Ensures cards get messaged regardless of memory area. 2018-05-22 21:49:34 -04:00
Thomas Harte
ea92363e6c Attempts to get the Apple II to honour the AppleII::Card select constraints appropriately. 2018-05-22 20:34:59 -04:00
Thomas Harte
015f692bd3 The Disk II card now commutes Disk II sleep activity to select constraints. 2018-05-22 19:51:39 -04:00
Thomas Harte
80d34f5511 Specs out a new AppleII::Card interface. 
Doesn't yet fully implement it on the Apple II side though.
 2018-05-21 20:54:53 -04:00
Thomas Harte
e482929da8 Enhances the Disk II's ability to sleep. 
Also enables Disk II sleep observation in the Oric.
 2018-05-19 23:15:28 -04:00
Thomas Harte
7b7beb13a3 Eliminates the fiction of setting and getting registers. 
The Disk II seems lower level than that; it will read the data bus whenever it likes, it is the programmer's responsibility to keep up with that. It also reserves the right not to load the bus regardless of whether it receives a read or write access.
 2018-05-17 21:39:11 -04:00
Thomas Harte
b3f4d0ed8c Imposes a three-cycle penalty for SN76489 access. 
This is my reading of (i) the SN76489 data sheet; plus (ii) the ColecoVision schematic.
 2018-05-16 19:06:03 -04:00
Thomas Harte
7c2721d54d Adjusted number again. But we'll see. 2018-05-15 20:43:13 -04:00
Thomas Harte
8907d0a9a7 Adds a low-pass filter to the Apple II's audio. 2018-05-14 21:56:14 -04:00
Thomas Harte
5107c7c23d Ensures all keypresses are entered as upper case. 2018-05-13 22:40:28 -04:00
Thomas Harte
4dbd1f1358 Corrects Disk II ROM visibility. 2018-05-13 22:36:02 -04:00
Thomas Harte
dea9892a85 Attempts to implement vapour lock bus behaviour. 2018-05-13 18:53:32 -04:00
Thomas Harte
7226d8d4f7 Eliminates all instances of µ. 2018-05-13 15:46:14 -04:00
Thomas Harte
ad9b0cd4e3 Eliminates all endashes. 2018-05-13 15:43:03 -04:00
Thomas Harte
5d6b5d9f10 Eliminates all emdashes in cross-platform code. 2018-05-13 15:34:31 -04:00
Thomas Harte
0b771ce61a Removes all instances of the copyright symbol. 2018-05-13 15:19:52 -04:00
Thomas Harte
2252c29495 Switches the Oric to string insertion at the time of consumption. 
To avoid issues around keyboard scanning being decoupled from consumption via IRQ, but not buffered. Keys pressed while BASIC is otherwise busy are just lost.
 2018-05-13 14:02:46 -04:00
Thomas Harte
39c0bc6c47 Factors string serialisation with \n\r conversion out of the Apple II and reuses it with the Oric. 2018-05-13 13:57:19 -04:00
Thomas Harte
a6b8e88406 Implements type_string for the Apple II. 2018-05-13 11:30:04 -04:00
Thomas Harte
d0fd4dd4db The MSX is now an activity source. 
Completing the set.
 2018-05-12 17:32:53 -04:00
Thomas Harte
3ba6b6f1ee Makes the Oric an event source. 2018-05-11 23:05:36 -04:00
Thomas Harte
bc464e247f The 1540 and, by extension, the Vic-20 are now activity sources. 2018-05-11 22:24:33 -04:00
Thomas Harte
c23f6d8d19 Corrects type for array accesses. 2018-05-11 21:46:30 -04:00
Thomas Harte
39d779edf0 Makes CPC an activity source. 2018-05-11 21:45:46 -04:00
Thomas Harte
a43ca0db35 Makes the Apple II an activity source. 2018-05-10 22:17:13 -04:00
Thomas Harte
ef19a03efc Drives can now deliver activity events. 2018-05-10 21:54:10 -04:00
Thomas Harte
85e1610627 Merge branch 'master' into ActivityReceiver 2018-05-10 20:49:32 -04:00
Thomas Harte
d16ae84d0b Reduces number of Apple II video flushes, to reduce processing cost. 2018-05-10 20:48:57 -04:00
Thomas Harte
95f859cf5c Merge branch 'master' into ActivityReceiver 2018-05-10 20:26:50 -04:00
Thomas Harte
312171fa59 Pulls out a couple of repeating constants. 2018-05-09 20:28:25 -04:00
Thomas Harte
c3a2f7717b Makes attempt to implement support for the Pravetz 8D + 8DOS. 
i.e. the Disk II wired up to the Oric, with some ROM swaps.
 2018-05-08 22:05:43 -04:00
Thomas Harte
70e6c3b2f6 Introduces the ActivityObserver protocol for LEDs, drive events, etc. 
The Electron's caps lock LED is the test case.
 2018-05-07 21:57:54 -04:00
Thomas Harte
f65c65569a Makes disk head position explicitly something with sub-integral precision. 
Also as a drive-by fix, corrects accidental assumption of 10 sectors for all MFMSectorDump descendants.
 2018-05-06 23:17:36 -04:00
Thomas Harte
d613c3c187 Adds an implementation of the language card. 2018-05-06 16:17:11 -04:00
Thomas Harte
4c4ab25d0e Attempts to rationalise Apple II address decoding. 2018-05-05 20:24:03 -04:00
Thomas Harte
723ee88043 Introduces configuration options for the Apple II. 
Specifically: II or II+? Disk II 13- or 16-sector? Or not at all?
 2018-05-03 19:37:32 -04:00
Thomas Harte
eecea93b3b Simplifies the test for resetting the ZX80/81 line counter. 2018-05-01 21:31:37 -04:00
Thomas Harte
f4097290c2 Made various corrections following a quick for-loop constness audit. 2018-04-30 22:23:57 -04:00
Thomas Harte
265bc80d44 Attempts to introduce sleeping to the Disk II. 2018-04-29 17:52:29 -04:00
Thomas Harte
10c0e687f5 Attempts to introduce sleeping for the Disk II. 2018-04-29 17:51:10 -04:00
Thomas Harte
850a394eb5 Corrects graphics 'carry' — the potential holdover into delayed bytes. 2018-04-26 19:26:43 -04:00
Thomas Harte
244721a6f8 Corrects graphics mode address generation. 2018-04-25 22:26:01 -04:00
Thomas Harte
b4f6dee954 Ensures the contextually-proper boot and state machine ROMs are requested. 2018-04-24 20:25:02 -07:00
Thomas Harte
2685e9087e Changes the default-assigned Disk II card slot from 7 to 6. 2018-04-24 20:24:44 -07:00
Thomas Harte
7061537ff5 Makes joined-up attempt to run data through the Disk II. 2018-04-24 19:44:45 -07:00
Thomas Harte
2f2390b5aa Adds F12 as a reset key, triggers cards upon a flush. 2018-04-24 09:03:30 -07:00
Thomas Harte
af61bbc3e2 Attempts actual performance of the state machine. 2018-04-24 08:29:05 -07:00
Thomas Harte
56d88f23ef Teeters closer and closer to trying actually to run the Disk II state machine. 2018-04-23 22:29:36 -07:00
Thomas Harte
4bff44377a Attempts to route Disk II requests to the thing itself. 2018-04-23 22:11:31 -07:00
Thomas Harte
7463edaa1b Attempts to bring card support to the Apple II, and adds a 'has disk' flag. 2018-04-23 21:14:45 -07:00
Thomas Harte
e92e06a5f4 Doubled down on the ROMMachine::ROMFetcher typedef. 2018-04-23 20:20:14 -07:00
Thomas Harte
6592745e53 Adds the bare minimum to respond to attempts to open NIB files with an Apple II. 2018-04-21 21:21:57 -07:00
Thomas Harte
5968c9a391 Corrects Apple II output audio. 2018-04-21 14:56:50 -07:00
Thomas Harte
aebe8a64a2 Removes empty printf. 2018-04-20 10:58:23 -04:00
Thomas Harte
b8ae283049 Implements correct text inverse/flashing. 2018-04-19 22:14:22 -04:00
Thomas Harte
e03a403a51 Adds exposition. 2018-04-19 20:41:09 -04:00
Thomas Harte
ba43b3e6b8 Reverses bit order of graphics stream; apparently the ROM is backwards. 2018-04-19 20:39:38 -04:00
Thomas Harte
b4a2d1395c Ensures left and right cursor keys work. 2018-04-18 22:23:31 -04:00
Thomas Harte
f5ae8d0f79 Attempts to be more rigorous about clock rates. 2018-04-18 21:52:22 -04:00
Thomas Harte
5f1c210746 Simplifies and corrects low-resolution colour generation. 
Possibly disproving the premise for this whole experiment, all colours seem immediately to work correctly. Hmmm.
 2018-04-18 21:41:11 -04:00
Thomas Harte
f6c2f6e896 Slightly adjusts colour burst logic to fix transition lines in mixed mode. 2018-04-18 20:39:12 -04:00
Thomas Harte
6547560e52 Gives the CRT the ability to move iCoordinate multiplication outside of the fragment loop. 
That resolves precision issues, as were plaguing the Apple II.
 2018-04-18 19:29:03 -04:00
Thomas Harte
a167e3849b Allows multiple ROMs to be inserted into the Electron. 2018-04-18 18:13:30 -04:00
Thomas Harte
f22c23cb4c Attempts to bring audio to the Apple II. 
By factoring the audio toggle out from the MSX.
 2018-04-17 22:28:13 -04:00
Thomas Harte
a07c99d778 Completes first draft of Apple II video hardware. 2018-04-17 22:04:02 -04:00
Thomas Harte
1c605d58e3 Removes the CRT requirement for an integral relationship between cycles and samples. 2018-04-16 20:00:56 -04:00
Thomas Harte
6a79ce9eb1 Adds enough to the Apple II's video that I can see what's going on with soft switches. 2018-04-15 21:55:26 -04:00
Thomas Harte
465c38f03c Extends the keyboard protocol and adds keyboard input to the Apple II. 2018-04-15 21:11:30 -04:00
Thomas Harte
be05d51e07 Now gives something a lot like the proper character output. 2018-04-15 20:31:04 -04:00
Thomas Harte
9bc470027e Put enough in place to get a visual representation of video memory. 
Not the correct one, and so as to indicate that the machine isn't booting, surprisingly.
 2018-04-15 19:35:08 -04:00
Thomas Harte
335c633884 Retrenches temporarily to full 8bpp output; introduces extra half a colour cycle of pause. 2018-04-15 18:54:05 -04:00
Thomas Harte
cd26f11818 Fixes documentation misstatement. 2018-04-15 18:00:51 -04:00
Thomas Harte
abe47b6ed8 Makes first attempt at a stable display area. Not entirely successful. 2018-04-15 18:00:40 -04:00
Thomas Harte
61659faeaa Adds the necessary call-outs to allow implementation of video generation. 2018-04-15 15:13:07 -04:00
Thomas Harte
71adb964e5 The Apple II now has a functioning processor, ROM and RAM. 2018-04-14 21:41:26 -04:00
Thomas Harte
e599e65087 Switches to use of the TargetList typedef wherever possible. 2018-04-14 19:46:38 -04:00
Thomas Harte
7efee9b52b Does the bare minimum to create a class skeleton for Apple II implementation. 2018-04-14 19:46:15 -04:00
Thomas Harte
079dc671e1 Rationalises per-machine static analyser call pattern, and adds Apple II as an option. 2018-04-14 12:12:12 -04:00
Thomas Harte
15f7cbe8c1 Corrects capitalisation. 2018-04-11 22:06:50 -04:00
Thomas Harte
428b6145fa Converts 6560 to more project normative templated form. 2018-04-11 22:00:42 -04:00
Thomas Harte
3ad0b31db8 Limits regions accessible to the 6560 to those built into the machine. 2018-04-11 21:35:23 -04:00
Thomas Harte
94b1c37fb2 Slightly simplifies bus decoding. 2018-04-08 18:51:37 -04:00
Thomas Harte
b20cbcd5fe Causes the Vic-20 to obey its own has_c1540 flag. 2018-04-08 17:35:02 -04:00
Thomas Harte
865c47a1ac Names the magic constants. 2018-04-08 10:35:07 -04:00
Thomas Harte
3821679efd Switches to bit unpacking on the GPU. 2018-04-07 22:17:47 -04:00
Thomas Harte
10f637d2cf Enhances the CompoundSource so that constituents can have different volumes. 2018-04-07 14:30:02 -04:00
Thomas Harte
36e0cb29c0 Ensures proper propagation of video choice through the Oric. 2018-04-04 19:14:42 -04:00
Thomas Harte
c0b4dd65da Mades the expected video signal usage explicit. 2018-04-04 19:01:18 -04:00
Thomas Harte
69f520428d Makes a first, ugly attempt at a 'new machine' dialogue for the Mac. 
Which has implied getting much more specific about MSX disk drive attachment, and has prompted an excuse to offer the ZX80 with the ZX81 ROM.
 2018-04-02 22:42:41 -04:00
Thomas Harte
33084899d0 Provides s-video as a command-line option. 2018-03-31 22:14:34 -04:00
Thomas Harte
8b45377b89 Simplifies storage underlying Vic memory. 
In the hope of avoiding non-obvious bugs.
 2018-03-31 18:54:40 -04:00
Thomas Harte
f6fb368d88 Allows the fast-tape mechanism to take ownership of tape handling. 
Any successful fast tape interaction will now permanently pause the tape until a failed interaction occurs. This may or may not be a good idea.
 2018-03-30 21:22:52 -04:00
Thomas Harte
912791d3d4 Causes the s-video path correctly to function. 2018-03-30 18:24:18 -04:00
Thomas Harte
163a61dd63 Corrects SVideo-as-composite output; the Atari and Vic-20 now both supply svideo. 2018-03-30 13:16:18 -04:00
Thomas Harte
33281b9d89 Introduces S-Video as a video signal type at the interface level. 2018-03-30 10:25:41 -04:00
Thomas Harte
286259c83b Adds missing 6560 update hooks. 2018-03-29 20:49:36 -04:00
Thomas Harte
ec353ce663 Makes minor Vic-20 optimisations. 
Specifically: the 6560 is updated only upon writes (more nuance can arrive), and tape sleeps are observed.
 2018-03-27 21:52:52 -04:00
Thomas Harte
6d464557a0 Reintroduces a warm-up run for the C1540. 
That simulates the normal real-life scenario of switching the drive on slightly before the computer, and causes it to function correctly from immediate fast typing on an American Vic.

Also switches a couple of casts within the C1540 to functional style.
 2018-03-26 21:06:07 -04:00
Thomas Harte
a2da51c30b Commutes Vic-20 machine configuration options to its Target. 2018-03-26 19:01:57 -04:00
Thomas Harte
e15d6717a1 Strips back Vic-20 static analysis to the bare minimum. 
Also corrects an unsafe assumption in fast loading.
 2018-03-25 13:37:33 -04:00
Thomas Harte
7fcd243be0 Ensures the rom fetcher is properly recorded for potential provision to the C1540. 2018-03-23 18:20:17 -04:00
Thomas Harte
a301964bd0 Ensures all audio queues are fully merged before machine destruction. 
Thereby avoids a race condition.
 2018-03-22 21:59:19 -04:00
Thomas Harte
2712702461 Makes get_clock_rate protected. It's now an implementation detail. 2018-03-22 10:01:18 -04:00
Thomas Harte
da3d65c18f Devolves time to cycle conversion to machines. 
Thereby avoids a whole bunch of complicated machinations that would otherwise have been required of the multimachine.
 2018-03-21 22:18:13 -04:00
Thomas Harte
89bec2919f Encapsulates machine configuration properties for all remaining platforms. 2018-03-09 16:07:29 -05:00
Thomas Harte
78eaecb29e Provides the proper framework for encapsulation of analyser target specifics. 
... while making them a safe container for objects too. Uses the ZX80/81 as the pilot platform.
 2018-03-09 15:36:11 -05:00
Thomas Harte
6b1eef572b Eliminates diamond inheritance of KeyboardMachine::Machine by typers. 
Specifically by pulling the key action stuff into a purely abstract class [/interface]. Takes the opportunity to unpublish a bunch of machine details.
 2018-03-09 15:19:02 -05:00
Thomas Harte
48737a32a7 Introduces formal setting of the output volume to SampleSource. 
Previously every output device was making its own decision. Which is increasingly less sustainable due to the CompoundSource.
 2018-03-09 13:23:18 -05:00
Thomas Harte
03501df9e5
Merge pull request #365 from TomHarte/CartridgeDetermination 
Works towards eliminating the special cases for Atari 2600 ROM handling.
 2018-03-08 18:40:58 -05:00
Thomas Harte
1804ea6849 Ensures the ColecoVision and MSX account for instruction lengths in advance when timing secondary components. 2018-03-07 17:00:18 -05:00
Thomas Harte
c8657e08f4 Merge remote-tracking branch 'origin/master' into CartridgeDetermination 2018-03-07 16:42:16 -05:00
Thomas Harte
9abc020818 Corrects potential ColecoVision SGM AY timing issues. 2018-03-07 16:16:58 -05:00
Thomas Harte
2dade8d353 Introduces ZonX emulation for the ZX81. 2018-03-07 16:16:29 -05:00
Thomas Harte
1100dc6993 Opens up .bin and .rom to all cartridge platforms, and adds a confidence estimate to the Atari 2600. 2018-03-07 14:26:07 -05:00
Thomas Harte
2452641844 Introduces a fast workaround to avert a MultiMachine where it would instantly end. 2018-03-06 19:08:02 -05:00
Thomas Harte
c82af4b814 Introduces get_confidence for the ColecoVision. 
Based almost entirely on joypad accesses for now.
 2018-03-06 19:06:35 -05:00
Thomas Harte
3c5a8d9ff3 Adds Super Game Module support for the ColecoVision. 2018-03-03 13:08:33 -05:00
Thomas Harte
bdfc36427c Implements MegaCart support. 2018-03-02 18:40:01 -05:00
Thomas Harte
59b4c7314d Merge branch 'master' into ColecoVision 2018-03-01 22:01:26 -05:00
Thomas Harte
b05d2b26bf Corrects a counting error in the MSX. 2018-03-01 21:59:51 -05:00
Thomas Harte
86239469e7 Allows SN76489 consumers to apply an additional divider that reduces computation. 2018-03-01 18:51:05 -05:00
Thomas Harte
7890506b16 Gives the SN76489 its proper dividers and personalities. 2018-02-28 22:36:03 -05:00
Thomas Harte
87760297fc Fixes underpumping of SN76489. 
Audio works now. Though I still need properly to confirm who owns dividers in practice. I think probably all division should be within the SN.
 2018-02-27 22:59:29 -05:00
Thomas Harte
d4df101ab6 Makes a first attempt at implementing the SN76489. 2018-02-27 22:25:12 -05:00
Thomas Harte
0ad2676640 Adds a class for the SN76489 and wires it into the ColecoVision. 2018-02-26 22:04:34 -05:00
Thomas Harte
a074ee2071 Possibly fixes ColecoVision input mapping. 
Also provides symbolic input from the Mac.
 2018-02-25 22:47:47 -05:00
Thomas Harte
204d5cc964 Extends JoystickMachine protocol to cover ColecoVision use case. 
Also thereby implements input on the ColecoVision, in theory at least. No input is being fed though, so...
 2018-02-25 19:08:50 -05:00
Thomas Harte
23d15a4d6c The ColecoVision now accepts and loads cartridges. 2018-02-24 18:26:44 -05:00
Thomas Harte
23c47e21de Proceeds the ColecoVision to booting. 2018-02-24 18:14:38 -05:00
Thomas Harte
5530b96446 Wired up a class and analyser for a ColecoVision. 2018-02-23 22:47:15 -05:00
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
3673cfe9be Pulls method call for tape fast loading checks out of inner loop for the Vic, Electron and ZX80/81. 2018-02-19 16:57:24 -05:00
Thomas Harte
b0ab617393 Simplifies inner loop test for MSX fast loading. 2018-02-19 16:24:47 -05:00
Thomas Harte
7b420d56e3 Removed state mirroring in the machine-specific Mac UI classes. 2018-02-14 21:46:50 -05:00
Thomas Harte
ddf1bf3cbf Reintroduces options selection for the Mac. 
For everything except the Vic-20, anyway. That has a somewhat outdated notion of what an options panel should be, corresponding to the work yet to do on its analyser.
 2018-02-12 21:46:21 -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
043fd5d404 Merge branch 'DynamicAnalysis' of github.com:TomHarte/CLK into DynamicAnalysis 2018-02-09 09:12:05 -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
4cf258f952 Parallelises MultiMachine running, and ensures errors propagate. 2018-02-08 20:33:57 -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
c12aaea747 Attempts to get as far as running the MultiMachine. 
In doing so, fixes the long-standing bug that machines that output audio but don't have a listener produce a divide by zero.
 2018-01-30 22:23:06 -05:00
Thomas Harte
ca48497e87 Pulls DynamicMachine out of MachineForTarget and adds MultiConfigurationTarget as a first multiplexer. 2018-01-29 21:49:49 -05:00
Thomas Harte
d493ea4bca Introduces a multimachine to handle multi-target static analyser outputs. 
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. 
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'. 
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
66faed4008 Gives MachineForTargets complete responsibility for initial machine state. 2018-01-25 18:28:19 -05:00
Thomas Harte
11abc99ef8 Introduces the extra level of indirection necessary to make Analyser::Static::Target polymorphic. 2018-01-24 22:35:54 -05:00
Thomas Harte
21efb32b6f Integrates the static and nascent dynamic analyser namespaces. 2018-01-24 21:48:44 -05:00
Thomas Harte
d360b2c62d Standardises the static analyser on std::vector and slightly widens passageway to a machine. 
The SDL target would now be fooled by a hypothetical multi-target, the Mac not yet.
 2018-01-23 22:18:16 -05:00
Thomas Harte
6a112edc18 Corrects 16kb ASCII mapper. 
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. 
Logging for now, for further experimentation.
 2018-01-22 21:50:56 -05:00
Thomas Harte
765c0d4ff8 Allows the Electron to load 8kb ROMs. 2018-01-15 21:27:45 -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. 
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. 
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. 
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. 
Slightly proof of concept for now.
 2018-01-04 22:18:18 -05:00
Thomas Harte
c7f8f37822 Ensures typers terminate. 2017-12-30 13:46:30 -05:00
Thomas Harte
769d9dfbb9 Adds missing header. 2017-12-29 18:41:26 -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. 
Simultaneously implements typing on the MSX by direct insertion into the key buffer.
 2017-12-29 18:30:46 -05:00
Thomas Harte
d5b1a9d918 Moves the typer functionality behind a functionality-based naming scheme, eliminates its C-style memory management. 2017-12-29 15:26:03 -05:00
Thomas Harte
76af0228dd Corrects longstanding survival of camel case in the analyser's loadingCommand. 2017-12-29 15:15:29 -05:00
Thomas Harte
5fd0a2b9ea Attempts to pull reimplementations of TAPION and TAPIN better into line with originals. 
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. 
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. 
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. 
In support of which, it also introduces a means of sample source composition.
 2017-12-19 21:08:10 -05:00
Thomas Harte
d36e9d0b0d Reintroduces cstring.h to a few files that previously got it implicitly. 2017-12-18 21:47:30 -05:00
Thomas Harte
2dc1d4443e Separates LowpassFilter and SampleSource. 2017-12-18 21:39:23 -05:00