Thomas Harte
8db289e229
Adds some notes-to-self on SCSI and a route to using Acorn's ADFS.
2021-01-31 13:12:59 -05:00
Thomas Harte
2860be7068
Permit a longer pause at startup for Electron commands that start with shift, control or func.
2021-01-31 12:25:22 -05:00
Thomas Harte
b5ecd5f7ef
Merge branch 'master' into AppleIIgs
2021-01-31 11:47:40 -05:00
Thomas Harte
4636d8dfb7
Adds support for installing the AP6 ROM and/or sideways RAM.
2021-01-30 19:38:19 -05:00
Thomas Harte
b8c6d4b153
Rips out my high-level ADB microcontroller protocol implementation.
...
Adds just enough that the main computer validates the ADB controller as present and talking.
2021-01-30 17:53:27 -05:00
Thomas Harte
f50e8b5106
If I'm going to maintain the max_address approach, & is 'correct'.
...
% +1 would be 'more correct', but I think this approach is probably misguided.
2021-01-27 18:31:11 -05:00
Thomas Harte
dcc2fe0990
Improves M50470 entry-point detection, adds test output.
2021-01-26 21:29:17 -05:00
Thomas Harte
56111c75ae
Makes first efforts towards disassembly.
2021-01-26 19:52:30 -05:00
Thomas Harte
fc4bda0047
Experimentally flipping interpretation of the output bit gives something closer to coherent.
2021-01-25 22:02:39 -05:00
Thomas Harte
c8beb59172
Attempts properly to track ADB bus activity.
...
Output is not yet a valid ADB stream. Work to do.
2021-01-25 17:43:22 -05:00
Thomas Harte
8789ffda15
Corrects performer storage, RMW/W confusion, implicit casts, port readback.
2021-01-24 22:30:42 -05:00
Thomas Harte
e8e604dc3c
Attempts to wire up M50470 and GLU.
...
Resulting in an unexpected interest in R15. Bugs to find, I guess.
2021-01-24 18:07:05 -05:00
Thomas Harte
57e0fdfadc
Ensures ADB microcontroller is clocked.
...
And runs at the 'correct' speed (i.e. modulo my instruction-by-instruction implementation).
2021-01-23 22:55:12 -05:00
Thomas Harte
ec0018df79
Routes in the ADB keyboard ROM. This should get as far as parsing.
2021-01-18 16:59:49 -05:00
Thomas Harte
12784a71e2
A stab in the dark: does the IOLC inhibit also affect vector fetches?
2020-12-29 20:53:56 -05:00
Thomas Harte
114d48b076
This register appears to be read/write.
2020-12-11 21:43:34 -05:00
Thomas Harte
6e9d517c26
Minor cleanliness improvement.
2020-12-11 21:43:13 -05:00
Thomas Harte
159924dcc0
More clarity tweaks.
2020-12-10 22:47:11 -05:00
Thomas Harte
5d8f284757
Makes minor style improvements.
2020-12-10 22:11:53 -05:00
Thomas Harte
c978a95463
Increases asserts and adds a test.
...
Thereby discovers and fixes a problem with set_main_paging().
2020-12-10 21:49:23 -05:00
Thomas Harte
dbdea95241
Ensure use_automatic_tape_control_ is always a valid bool.
2020-12-09 20:10:56 -05:00
Thomas Harte
1928c955d9
Ensures safe startup of the Ensoniq.
2020-12-09 19:46:32 -05:00
Thomas Harte
049a78c667
Slightly restricts video flushing test.
2020-12-08 18:47:15 -05:00
Thomas Harte
65ca931e83
Throws in a new assert, against the unimplemented bit 0 of new video.
2020-12-06 20:26:24 -05:00
Thomas Harte
6cb71eb11b
This needs explicitly to be a bool for the table lookups to work.
2020-12-06 16:43:07 -05:00
Thomas Harte
43251193ee
The actual maximum line length is now 656.
2020-12-06 16:42:43 -05:00
Thomas Harte
55de98fb46
Adds a new statement of intent.
...
Now I need to try to decide whether I like my current all-in-one mapping for shadowing + paging, or whether it's better to split the things. I'm tending towards the latter at least until the functionality works.
2020-12-05 19:09:21 -05:00
Thomas Harte
1422d43c35
Corrects documentation errors and ambiguities.
2020-12-05 19:07:38 -05:00
Thomas Harte
6273ef8ba2
Adds means to force specific ROM 03 self tests.
2020-12-02 20:48:19 -05:00
Thomas Harte
3c6f09a898
Corrects super high-res aspect ratio and placement.
2020-12-02 20:47:26 -05:00
Thomas Harte
24fcb0c24b
Corrects video counter values.
...
The built-in speed test now passes.
2020-12-01 18:35:55 -05:00
Thomas Harte
03e2b6a265
Makes a slightly more rigorous attempt at discerning 1Mhz and 2.8Mhz operation.
2020-12-01 17:46:30 -05:00
Thomas Harte
ee22cf7ca1
Ensures that PAGE2 propagates from the state register to video.
2020-11-30 22:56:19 -05:00
Thomas Harte
187f507532
The soft switch is LCBANK2, not LCBANK1.
...
[This also jimmys the IIgs into always entering its extended self test, for now]
2020-11-30 22:35:51 -05:00
Thomas Harte
6000bd3a5e
Adds a bonus debugging assert. Let's see.
2020-11-30 18:15:02 -05:00
Thomas Harte
87069da3dd
Improves exposition, eliminates a couple of redundant map adjustments.
2020-11-30 18:07:03 -05:00
Thomas Harte
5cb4077576
Switches from modulo to and.
2020-11-30 17:47:57 -05:00
Thomas Harte
e9c7e0b9dd
Provisionally reverses meaning of language card RAM bank select.
2020-11-29 21:57:17 -05:00
Thomas Harte
35aa7612bb
Ensures that auxiliary/language-card soft switches don't trigger my assert.
2020-11-29 21:32:24 -05:00
Thomas Harte
acaa841822
Adds guaranteed trip to ROM for vector pulls.
2020-11-29 21:29:15 -05:00
Thomas Harte
46c1c9b5ee
CLRVBLINT calls it 3.75Hz. Which makes the arithmetic nicer.
2020-11-29 21:25:06 -05:00
Thomas Harte
4bdbca64b2
Takes a shot at the Mega II-style video interrupts.
2020-11-29 21:21:46 -05:00
Thomas Harte
11fe8ab6db
Corrects counter scales, adds a read for $c032.
...
Albeit that I have no idea what that's supposed to read as.
2020-11-29 20:08:59 -05:00
Thomas Harte
a9ce43d244
Takes a shot at the two video counter registers.
2020-11-29 19:57:35 -05:00
Thomas Harte
091bce9350
Merge branch 'master' into AppleIIgs
2020-11-29 00:09:20 -05:00
Thomas Harte
a965c8de9f
Resolves intended reset_all_keys.
2020-11-27 21:53:34 -05:00
Thomas Harte
79ef026b93
Allows machines to declare a preference for logical input.
...
It's only a preference, and the Apple II does prefer it.
2020-11-27 21:00:48 -05:00
Thomas Harte
a4ab5b0b49
Does a better job of ensuring sensible key mappings.
2020-11-27 20:49:38 -05:00
Thomas Harte
310282b7c9
Ensures extra_border_length always has a defined value.
2020-11-27 10:31:04 -05:00
Thomas Harte
af667c718e
Gets a bit more rigorous in remaining missing parts.
2020-11-26 22:36:32 -05:00
Thomas Harte
950f5b1691
Closes the loop on interrupts.
2020-11-26 19:56:42 -05:00
Thomas Harte
cbc0d848ad
Implements most of get_data.
2020-11-26 17:25:27 -05:00
Thomas Harte
f4d13d1f6f
Takes a run at the bus side of honouring Ensoniq sequence points.
2020-11-26 17:14:46 -05:00
Thomas Harte
6808ad6f5d
Adds a getter for the interrupt line.
2020-11-26 16:44:35 -05:00
Thomas Harte
7a8920ee38
Takes a stab at next_sequence_point.
2020-11-26 16:41:11 -05:00
Thomas Harte
4870506f6e
Implements skip_audio.
2020-11-26 16:24:48 -05:00
Thomas Harte
6f47f9d67c
Corrects placement of address bits.
2020-11-26 16:15:40 -05:00
Thomas Harte
8093f67173
Ensures video interrupts can't be missed by a suitably-timed access.
2020-11-26 16:11:03 -05:00
Thomas Harte
72884f37c3
It's still interrupt-deficient, but fills in additional Ensoniq audio generation.
2020-11-26 16:03:28 -05:00
Thomas Harte
8edb3fcd5f
Attempts to obey accumulator size in determining sample end.
2020-11-26 15:07:29 -05:00
Thomas Harte
fdd102df52
Resolves border colour resets.
2020-11-26 13:13:48 -05:00
Thomas Harte
03a893dc74
Quick refactor: this clearly isn't a VideoBase, it's the full implementation.
2020-11-26 12:54:20 -05:00
Thomas Harte
56de2512ae
Adds a further safety assert.
2020-11-25 23:34:30 -05:00
Thomas Harte
cdc2311045
Enables fuzzing, adds a definite no-op write.
2020-11-25 23:33:55 -05:00
Thomas Harte
eec27c3406
Reaches for marginally more coherent ADB data.
2020-11-25 17:34:00 -05:00
Thomas Harte
098a22aa95
Avoid out-of-bounds access of double_bytes.
2020-11-24 09:38:07 -05:00
Thomas Harte
7ede3d2b9e
Corrects collection of palettes other than palette 0.
2020-11-23 21:00:26 -05:00
Thomas Harte
e7160fe3c3
Rounds out the IIgs video hardware, bugs aside.
2020-11-23 20:58:32 -05:00
Thomas Harte
9d61665014
Attempts to add colour double [low/high] resolution output.
2020-11-23 19:05:18 -05:00
Thomas Harte
d2938ad7c8
Eliminate magic constants.
2020-11-23 18:36:44 -05:00
Thomas Harte
46f7ff07f7
Adds support for fill mode.
2020-11-22 21:55:21 -05:00
Thomas Harte
8ace258fbc
Tackles outstanding GCC warnings.
2020-11-22 21:43:56 -05:00
Thomas Harte
a34f294ba8
Pulls out commonalities re: NTSC colour, ensures mixed modes on a line works.
2020-11-22 21:29:40 -05:00
Thomas Harte
cd7d080b7a
Corrects low-resolution mode.
2020-11-22 20:52:42 -05:00
Thomas Harte
b0936b6ef4
Resolves high-resolution output.
...
Yet to optimise, but working.
2020-11-22 19:10:05 -05:00
Thomas Harte
8fae74f93e
Reintroduces delay bit, reverses phase.
...
There are stray columns of errors, but otherwise this is almost correct.
2020-11-22 11:06:14 -05:00
Thomas Harte
fca48e4b66
Makes hasty attempt to shift 'NTSC' in the most natural direction.
2020-11-21 23:39:58 -05:00
Thomas Harte
3b2ea37428
Slightly cleans up.
2020-11-21 22:53:26 -05:00
Thomas Harte
3cba3a5ac0
Corrects card mask test outside of bank $00.
2020-11-21 22:22:27 -05:00
Thomas Harte
4b024c5787
Starts to make some attempt at classic II modes.
2020-11-21 18:07:51 -05:00
Thomas Harte
4a42de4f18
Attempts to add 5.25" drive support to the IIgs.
...
I want to try some classic software.
2020-11-20 21:37:17 -05:00
Thomas Harte
d00e5d23ef
Takes a second shot at the MemoryWrite constructor complaint.
2020-11-19 22:28:10 -05:00
Thomas Harte
2c9ce116a2
Resolves various GCC-reported issues.
2020-11-19 22:21:20 -05:00
Thomas Harte
3512352c32
Attempt to use the most-significant relevant bits for sample position.
2020-11-19 22:13:09 -05:00
Thomas Harte
4d9372c52f
Also takes a stab at swap mode.
2020-11-19 21:56:49 -05:00
Thomas Harte
1d288b08b6
Attempts the two most basic forms of DOC output.
...
Sans interrupts. Or register reads of any variety.
2020-11-19 21:19:27 -05:00
Thomas Harte
f3c7c11772
Register writes now reach the audio thread.
2020-11-18 21:52:03 -05:00
Thomas Harte
4b9fe805e9
Sets up a queue to push memory writes onto the audio thread.
2020-11-18 21:40:56 -05:00
Thomas Harte
a7051e4e42
Strip this forceinline until I've satisfied myself that it works in declarations.
2020-11-18 21:40:25 -05:00
Thomas Harte
34794223b4
For now, at least, c800–cfff is always built-in ROM.
...
Otherwise I probably need to extend my c3 logic to cover the other built-in cards (?)
2020-11-18 19:49:45 -05:00
Thomas Harte
96cf617ee6
Advances slightly. I think I need a custom queue for RAM writes.
2020-11-18 19:48:53 -05:00
Thomas Harte
69dddf34b9
Adds bonus sanity check.
2020-11-18 19:47:56 -05:00
Thomas Harte
8f4597f742
Hacks in double text.
...
Actually, only one error: it should start half a column earlier. All 'double' output should. TODO.
2020-11-18 19:47:22 -05:00
Thomas Harte
98347cb1c3
Starts in the direction of audio support.
2020-11-18 18:39:11 -05:00
Thomas Harte
62f936128d
It seems possibly there is a distinct IIgs character ROM?
2020-11-16 22:22:26 -05:00
Thomas Harte
bb80e53021
Reduces frequency of video flushes.
2020-11-16 21:55:41 -05:00
Thomas Harte
952891d1b6
Improves commentary.
2020-11-16 21:46:35 -05:00
Thomas Harte
6dfad6a44b
Slightly reduces logging.
...
Hopefully soon I can tear the whole lot out.
2020-11-16 21:46:19 -05:00
Thomas Harte
e4c5bfdd5c
Takes a repeat shot at proper shadowing.
...
I think the Apple IIgs Technical Reference explains how these bits interact, and I just had inhibit_all_pages off all on my own.
2020-11-16 19:54:12 -05:00
Thomas Harte
9a55eb56ea
Attempts to provide saner sequence point behaviour.
2020-11-16 19:00:11 -05:00
Thomas Harte
9206ab5dc3
Adds notes to self; implements get_next_sequence_point for video, allowing per-line interrupts.
2020-11-16 14:42:50 -05:00
Thomas Harte
7e39550fc0
Attempts to make JustInTimeActor sequence-point aware.
...
With the objective of chopping out a lot of future boilerplate.
2020-11-15 21:58:18 -05:00
Thomas Harte
c3f5fbd300
Picks a better framing compromise for classic and new video modes.
2020-11-15 19:14:43 -05:00
Thomas Harte
1db713fec1
Attempts more meaningful super high-res pixel output.
...
With a timing hack as noted.
2020-11-15 18:36:24 -05:00
Thomas Harte
68ba73bee0
Ensures I get some sort of feedback for non-text modes.
2020-11-15 17:16:52 -05:00
Thomas Harte
cdacf280e1
After much extra logging, corrects destination bank for MVN and MVP.
2020-11-15 16:08:29 -05:00
Thomas Harte
1538a02e18
Better explains concern.
2020-11-14 19:27:20 -05:00
Thomas Harte
f9cec9a102
Attempts also to implement 1Mhz access costs.
...
Subject to TODO, and same observation as before: this is as to my current understanding only.
2020-11-14 19:23:01 -05:00
Thomas Harte
adda3d8f42
Attempts a 'full' model of 2.8Mhz access timing.
...
i.e. full to my current understanding.
2020-11-14 19:10:41 -05:00
Thomas Harte
ec3ff0da12
Steps towards proper calculation of time.
2020-11-14 18:39:16 -05:00
Thomas Harte
73c38b3b0d
Collapses nested conditionals.
2020-11-14 18:23:31 -05:00
Thomas Harte
edc8050b36
Adds activity indicators.
2020-11-14 18:00:06 -05:00
Thomas Harte
715a1b9cd6
Ensures safe shutdown.
2020-11-12 21:44:51 -05:00
Thomas Harte
86310849eb
Corrects IWM clocking.
2020-11-12 18:09:31 -05:00
Thomas Harte
a2a928e262
Takes a guess at the format of IIgs .po files; wires them through to the actual machine.
...
... which still declines to boot.
2020-11-12 18:01:26 -05:00
Thomas Harte
3813e00ca3
Adds the Apple II toggle speaker.
2020-11-11 21:04:38 -05:00
Thomas Harte
5698aa6499
Corrects colour mapping and improves documentation for self.
2020-11-11 20:41:30 -05:00
Thomas Harte
a15af1df5e
Attempts to use the other bit of disk drive control, the 5.25"/3.5" select.
...
For the record, the ROM thinks it finds some Smartport devices and then attempts to talk to them. Since none is present, it blocks forever.
2020-11-11 17:55:50 -05:00
Thomas Harte
da9e378ab1
Quietens, for now.
2020-11-11 17:53:21 -05:00
Thomas Harte
8024bbd721
Provides minor extra detail.
2020-11-11 17:08:56 -05:00
Thomas Harte
ece9382a4e
Also attaches IWM select line.
2020-11-10 18:59:23 -05:00
Thomas Harte
6ba517a4c1
Applies a will-do-for-now crop to video output.
2020-11-10 18:50:23 -05:00
Thomas Harte
20fd5adb24
Makes a first effort at attaching an IWM.
2020-11-10 18:38:23 -05:00
Thomas Harte
abb350ff5b
Stubs in audio toggle and disk control.
...
It appears that ROM 01 now fails because reading the disk interface register doesn't do as expected. ROM 03 starts hitting what should be the IWM and dies in a surplus of logging.
2020-11-09 22:21:52 -05:00
Thomas Harte
dc8d4d49f5
Gives the two sets of switches responsibility for supplying 'state'.
...
(And fixes language-card state value.)
2020-11-09 22:11:20 -05:00
Thomas Harte
54352cb1cb
Stubs in a couple more registers.
...
PC now hits $0000. Likely a bug.
2020-11-09 21:54:25 -05:00
Thomas Harte
7e106c6add
Attempts to stub in read from microcontroller, and extends command 0x06.
...
A complete guess on the latter, as if you didn't know.
2020-11-09 21:20:53 -05:00
Thomas Harte
0ae49b356a
Seems to do enough padding out to get me to my second failing ADB command.
...
That's better than failing at the first.
2020-11-09 19:05:48 -05:00
Thomas Harte
32374444ba
Fixes text output window.
2020-11-08 17:04:04 -05:00
Thomas Harte
287bfeb924
Hacks in 40-column text.
...
Hot gossip: my IIgs is reporting a system error. A clue!
2020-11-08 17:01:23 -05:00
Thomas Harte
81c38c7200
Per the IIgs tech note, this value works the other way around.
2020-11-07 23:15:07 -05:00
Thomas Harte
3bb3d8c5c1
Adds text colour register.
...
Oddly this isn't currently being set. So probably another latent fault elsewhere.
2020-11-07 23:14:50 -05:00
Thomas Harte
b57a2bfec9
Completes logic for pixel framing. Well, mostly; this doesn't yet allow for auxiliary-using II modes being off to the left.
...
The perceived effect though is that a frame appears and then freezes. So a clocking issue may still be afoot.
2020-11-07 22:23:48 -05:00
Thomas Harte
a51f4122f0
Attempts to respect border colour.
...
Though for now my display is just a sea of purple.
2020-11-07 22:03:05 -05:00
Thomas Harte
35ba5fc894
Resolves video timing issues.
2020-11-07 21:28:08 -05:00
Thomas Harte
228d901253
Attempts to stabilise image horizontally.
2020-11-07 21:10:05 -05:00
Thomas Harte
d37ba62343
Makes first, faltering steps towards video display.
2020-11-07 20:42:34 -05:00
Thomas Harte
699fb0aa4b
Switches to just-in-time video, for easy access to a clock divider.
2020-11-07 19:40:26 -05:00
Thomas Harte
613d4b7c8b
Migrates character ROM handling; supplies one for the IIgs.
2020-11-07 17:45:03 -05:00
Thomas Harte
6b29e1f598
Corrects accesses to switch values.
2020-11-05 21:25:06 -05:00
Thomas Harte
6c9edbb7a2
Resolves specious interrupts.dic
2020-11-05 20:51:00 -05:00
Thomas Harte
282d0f1ebb
For debugging, adds a dump of anything in the [presumably] text buffer.
...
Nothing is there.
2020-11-05 18:17:21 -05:00
Thomas Harte
f466cbadec
Attempts to do just enough with video to get a functioning vertical blank query.
2020-11-05 17:56:20 -05:00
Thomas Harte
46ee98639e
Stubs in $c010.
...
Also reduces memory map logging.
2020-11-04 21:35:11 -05:00
Thomas Harte
cc6c0d535c
Stubs in some of the sound GLU registers.
2020-11-04 21:29:44 -05:00
Thomas Harte
78b57e73d5
Hacks in a lying vertical blank value.
2020-11-04 21:18:27 -05:00
Thomas Harte
9e2a6526d1
Corrects interpretation of bit 3 of the state register.
...
And attempts to be a bit more careful with the language card in general.
2020-11-04 21:15:10 -05:00
Thomas Harte
d3c7253981
Shifts size-limiting of X and Y to transitions and mutations, away from reads.
...
Primarily to remove potential bug-causing complexity — this is easier to debug. But let's see.
2020-11-04 20:35:41 -05:00
Thomas Harte
0178aaee2b
Attempts retroactively to enforce the rule that 8-bit index modes => no top byte.
...
(Rather than a preserved but ignored top byte)
2020-11-02 18:55:28 -05:00
Thomas Harte
53f60f7c87
Adds some notes for a pending ADB implementation.
2020-11-01 14:49:04 -05:00
Thomas Harte
2da71acefd
Stubs in the ADB GLU.
2020-10-31 21:00:15 -04:00
Thomas Harte
45f5896b76
Stubs video switches into the IIgs.
2020-10-31 20:39:32 -04:00
Thomas Harte
531a3bb7e6
Ensures RAM is zero-initialised, for now, to aid in repeatable bug finding.
2020-10-31 20:03:23 -04:00
Thomas Harte
1b28d929e4
Factors out the Apple II/IIe video switches and mode selection logic.
2020-10-31 20:02:50 -04:00
Thomas Harte
e4459b6256
Adds power-on bit to speed register.
2020-10-30 21:50:39 -04:00
Thomas Harte
2be817a6a1
Maps in "the interrupt ROM addresses".
2020-10-30 21:42:43 -04:00
Thomas Harte
a833bb892b
Increases logging substantially.
2020-10-30 20:11:55 -04:00
Thomas Harte
0d562699a2
Ensures unmapped regions are really unmapped.
2020-10-29 22:18:01 -04:00
Thomas Harte
034056d0cd
Adds full 8-bit clock addressing; stubs clock into the IIgs.
2020-10-29 21:38:36 -04:00
Thomas Harte
1249fb598b
Factors Apple's RTC out of the Macintosh.
2020-10-29 21:03:02 -04:00
Thomas Harte
5a8b8478d2
Corrects unhandled IO assert.
...
The IIgs proper is actually waiting on communication with the RTC.
2020-10-28 22:14:02 -04:00
Thomas Harte
6c54699c44
Connects up an SCC.
...
Thereby putting my IIgs into its first perpetual loop. Trying to do something with the SCC I haven't implemented yet perhaps?
2020-10-28 22:07:34 -04:00
Thomas Harte
94a6da6b7d
Exposes much of the auxiliary and language card stuff to the IIgs bus.
2020-10-28 21:58:20 -04:00
Thomas Harte
885fae1534
Stubs in a speed register.
2020-10-28 21:23:45 -04:00
Thomas Harte
1e4679ae14
Corrects JSL and RTL.
2020-10-28 17:25:40 -04:00
Thomas Harte
267dd59a59
Gets as far as seemingly yet another memory-map setting.
...
Tomorrow, maybe?
2020-10-27 22:31:58 -04:00
Thomas Harte
0a91ac5af5
Adds some extra notes, starts getting into trying to run the IIgs.
2020-10-27 22:09:45 -04:00
Thomas Harte
ad93ad6018
Attempts to finish off shadowing.
2020-10-27 22:05:04 -04:00
Thomas Harte
0c700094ea
Goes branchless on shadowing.
2020-10-27 21:56:03 -04:00
Thomas Harte
20631a157b
Contorts somewhat in pursuit of branchless shadowing regardless of page and without extra storage.
2020-10-27 21:37:39 -04:00
Thomas Harte
e44f95a882
Takes a first, faltering shot at shadowing.
2020-10-27 19:49:47 -04:00
Thomas Harte
31cd45f8b5
Takes a run at set_card_paging and simplifies method of shadowing.
2020-10-27 19:33:47 -04:00
Thomas Harte
74f9f6ad3b
Tests and corrects ROM access beyond bank $00.
2020-10-27 19:02:15 -04:00
Thomas Harte
1dfdb51e61
Hits a few other easy cases.
...
Still to do: card paging, and finding out which banks that applies to, and shadowing. So: everything with flags.
2020-10-26 21:49:47 -04:00
Thomas Harte
18832dc19d
Attempts to expand the language card stuff to all affected pages.
2020-10-26 20:30:41 -04:00
Thomas Harte
3dee0666cb
Corrects current bank $00 language card behaviour.
2020-10-26 17:46:40 -04:00
Thomas Harte
f830f6a57a
Adds failing test of initial ROM mirroring.
...
It's the end of the evening, so this is it for today.
2020-10-25 22:13:54 -04:00
Thomas Harte
82c733c68c
Adds some very basic actual tests.
2020-10-25 21:40:50 -04:00
Thomas Harte
ed510409c4
Starts memory map test class, already finding a typo.
2020-10-25 21:31:21 -04:00
Thomas Harte
7614eba4bf
Factors out the IIgs memory map logic.
...
As testing would be rational.
2020-10-25 21:10:04 -04:00
Thomas Harte
13c8032465
ROM isn't writeable. The clue is in the name.
2020-10-25 18:29:17 -04:00
Thomas Harte
44fc08cd5b
Switches to a mapping system that supports non-continuous regions, and is smaller.
2020-10-25 18:28:32 -04:00
Thomas Harte
7631b11c55
Corrects double low-res colour serialisation.
2020-10-24 19:26:32 -04:00
Thomas Harte
726b5f62bb
Corrects read/write access to auxiliary soft switches.
2020-10-24 19:00:03 -04:00
Thomas Harte
ddd84db510
Edges towards a functioning IIgs memory map.
...
Next up: making sure language and auxiliary switches apply. That should get something from the ROM.
2020-10-23 19:41:10 -04:00
Thomas Harte
966241b4cc
Adds documentation, ensures the language card signals less noisily.
2020-10-23 18:44:47 -04:00
Thomas Harte
9371a8993f
Factors out auxiliary memory switches and related decisions.
2020-10-22 22:33:31 -04:00
Thomas Harte
410c99de54
Factors out the language card memory selection logic.
2020-10-22 21:01:12 -04:00
Thomas Harte
817f93a490
Edges towards a working memory subsystem. At least structurally.
2020-10-22 19:25:04 -04:00
Thomas Harte
43611792ac
Adds just enough to get a 65816 ticking over.
2020-10-21 21:19:18 -04:00
Thomas Harte
62231708d7
read_pages_ can be const.
2020-10-21 21:17:15 -04:00
Thomas Harte
5287c57ee0
Adds the IIgs as a user-selectable machine.
...
Albeit that there is no underlying machine yet.
2020-10-20 22:18:11 -04:00
Thomas Harte
1fa94e1b08
Adds the 65816 as an in-code option for Oric emulation.
...
This also means it'll be exposed via the SDL build, but that's okay.
2020-10-18 21:43:08 -04:00
Thomas Harte
5dcf720bb5
Extends list of BusOperations.
...
Now to retest, widely.
2020-10-15 21:35:01 -04:00
Thomas Harte
ef1a514785
Introduces 6502Selector, for picking either a 6502 or a 65816 based on a single template parameter.
2020-09-28 21:35:46 -04:00
Thomas Harte
5651ef606d
Resolves failure to advance video address when output is blocked.
2020-09-15 22:20:06 -04:00
Thomas Harte
e113780fd1
Minor: ensures no possibility of a dangling(-ish) pointer within the Mac video.
2020-09-10 22:13:19 -04:00
Thomas Harte
e32ae6c191
Adds UGLY HACKs to workaround uncovered issues in the OpenGL scan target.
2020-09-10 22:10:24 -04:00
Thomas Harte
3597f687de
Continues sidling towards composite & S-Video handling.
2020-08-19 21:20:06 -04:00
Thomas Harte
5c836604c0
Reenable MaserSystem code.
...
Accidental/poor branch management is evidenced here.
2020-08-04 21:50:54 -04:00
Thomas Harte
e235a45abb
Breaks all output.
...
... by switching out NSOpenGLView for MKLView with no drawing infrastructure yet in place.
2020-08-04 18:22:14 -04:00
Thomas Harte
9410594486
Merge branch 'master' into LockFreeQueue
2020-07-29 21:22:19 -04:00
Thomas Harte
82d6a5387f
Gives Qt disk controllers independent ROM/RAM selection logic.
...
In particular, this fixes the Microdisc.
2020-07-29 21:06:41 -04:00
Thomas Harte
1942742d73
Resolves thread data race on Macintosh audio output.
2020-07-28 22:21:52 -04:00
Thomas Harte
cbb0594e6b
Use 16-sector state machine even with the 13-sector boot ROM.
...
I think I've proven that the Disk II doesn't decode the 13-sector state machine correctly. Work to do there.
2020-07-16 23:27:27 -04:00
Thomas Harte
e1c57b6fbe
Further ensures both ZX80 and ZX81 functionality.
2020-07-14 23:45:51 -04:00
Thomas Harte
371c26251c
Switches strategy for the ZX80.
2020-07-14 22:36:04 -04:00
Thomas Harte
645d198bee
Causes ZX80 and ZX81 software that doesn't already autorun to do so.
2020-07-14 22:17:56 -04:00
Thomas Harte
478d081095
Ensures machines take user-friendly default settings.
2020-06-23 23:27:56 -04:00
Thomas Harte
7af8646470
Allowing for the constexpr, this is maybe_unused.
2020-06-19 23:47:43 -04:00
Thomas Harte
2477752fa4
Adds further [[fallthrough]] attributes.
2020-06-19 23:36:51 -04:00
Thomas Harte
59458f6444
Resolves errant spaces.
2020-06-16 23:15:38 -04:00
Thomas Harte
495024d6fe
Cleans up all redundant lock/unique_guard declarations.
2020-06-15 00:24:10 -04:00
Thomas Harte
f215405beb
Corrects capitalisation errors.
2020-06-02 23:27:29 -04:00
Thomas Harte
73131735fa
Further qmake warning corrections.
2020-05-30 19:31:17 -04:00
Thomas Harte
48afc54af6
Cuts down unused parameter warnings to just a few that may well indicate implementation errors.
2020-05-30 01:06:43 -04:00
Thomas Harte
267006782f
Starts to add Qt target; resolves many build warnings.
2020-05-30 00:37:06 -04:00
Thomas Harte
512a52e88d
Increases const correctness, marks some additional constructors as constexpr, switches std::atomic construction style.
2020-05-20 23:34:26 -04:00
Thomas Harte
66c2eb0414
Further tightens const and constexpr usage.
2020-05-12 22:22:21 -04:00
Thomas Harte
8596a9826f
Whether the BIOS is available in hardware is now decided entirely based on whether it is on disk.
2020-05-12 00:11:46 -04:00
Thomas Harte
81d70ee325
Adds in a few further consts.
2020-05-09 23:49:37 -04:00
Thomas Harte
05c3f2a30d
Adds some further `costs.
2020-05-09 23:03:33 -04:00
Thomas Harte
25996ce180
Further doubles down on construction syntax for type conversions.
2020-05-09 23:00:39 -04:00
Thomas Harte
4136428db3
Removes dead StandardOptions.cpp.
2020-05-09 21:35:15 -04:00
Thomas Harte
31c6faf3c8
Adds a bunch of consts.
2020-05-09 21:23:52 -04:00
Thomas Harte
40b60fe5d4
Renames folder as per intended scope.
2020-05-09 18:04:11 -04:00
Thomas Harte
eed357abb4
Introduces concept of 'average peak volume' in order better to normalise audio sources like the OPLL.
2020-05-09 17:57:21 -04:00
Thomas Harte
386a7ca442
Continues doing away with the attempt heavily to interleave the OPLL and OPL2, creating a new OPLL class.
2020-05-04 21:14:51 -04:00
Thomas Harte
1f34214fb3
Imagines a future of being able to boot into the BIOS.
2020-04-29 22:07:20 -04:00
Thomas Harte
6ebc93c995
Switches to maximum-rate multiplexing. Hopefully to eliminate the mixer as a consideration for now.
2020-04-24 23:50:06 -04:00
Thomas Harte
0ac99e8d42
Disables low low-pass filter, honours audio control bits for better volume usage.
2020-04-21 19:57:13 -04:00
Thomas Harte
6568c29c54
Improves commentary.
2020-04-19 22:42:25 -04:00
Thomas Harte
559a2d81c1
Baby step: starts trying to output the raw FM carrier, no modulation, no ADSR.
2020-04-12 12:46:40 -04:00
Thomas Harte
dd6769bfbc
Splits OPLL and OPL2 classes.
...
Logic is: they have different mixers (additive in the OPL2, time-division multiplexing in the OPLL) as well as different register sets. So I'll put operator and channel logic directly into those structs.
2020-04-07 23:15:26 -04:00
Thomas Harte
b0abc4f7bb
Implements enough wiring that the Master System will instantiate and talk to an OPLL.
2020-04-03 20:05:36 -04:00
Thomas Harte
fe3942c5b3
Updates comments.
2020-04-01 23:49:07 -04:00
Thomas Harte
f417fa82a4
Splits 'CRTMachine' into three parts: ScanProducer, AudioProducer, TimedMachine.
...
Simultaneously cleans up some of the naming conventions and tries to make things a bit more template-compatible.
2020-04-01 23:19:34 -04:00
Thomas Harte
7a12a0149a
Ensures BIOS is really not paged if not loaded.
2020-03-23 20:00:31 -04:00
Thomas Harte
69277bbb27
Renames files to match project convention.
2020-03-19 23:24:06 -04:00
Thomas Harte
7ab7efdbc1
Ensures consistent ordering.
2020-03-19 19:41:50 -04:00
Thomas Harte
b8ebdc012f
Ensure normative construction declaration ordering.
2020-03-19 18:58:36 -04:00
Thomas Harte
c6f35c9aac
Rejigs help output.
2020-03-18 23:11:25 -04:00
Thomas Harte
311458f41f
Restores Macintosh 'runtime' options.
...
Also cleans up some leftover parts elsewhere.
2020-03-18 21:50:02 -04:00
Thomas Harte
b2a381d401
Restores Vic-20 runtime options.
2020-03-18 20:23:55 -04:00
Thomas Harte
ffc1b0ff29
Reintroduces Oric runtime options.
2020-03-18 18:31:31 -04:00
Thomas Harte
ead2823322
Reintroduces MSX and Master System runtime options.
2020-03-18 18:26:22 -04:00
Thomas Harte
a7e1920597
Restores ColecoVision runtime options.
2020-03-18 00:06:52 -04:00
Thomas Harte
ec6664f590
Takes steps to guarantee property naming; reintroduces Electron runtime options.
2020-03-17 23:52:55 -04:00
Thomas Harte
8c6ca89da2
Restores runtime options for the Acorn Electron.
2020-03-17 22:06:20 -04:00
Thomas Harte
b6e81242e7
Reintroduces Apple II runtime options.
2020-03-17 21:53:26 -04:00
Thomas Harte
f9ca443667
Adds the ability for reflective structs to limit the permitted values to enumerated properties.
2020-03-17 21:44:04 -04:00
Thomas Harte
394ee61c78
Starts a switch to reflectable-style runtime options.
...
The Amstrad CPC and ZX80/81 have made the jump so far, subject to caveats. The macOS build is unlikely currently to work properly.
2020-03-16 23:25:05 -04:00
Thomas Harte
8e3bf0dbca
Starts moving towards a Deflectable-based system of runtime options.
2020-03-15 23:48:53 -04:00
Thomas Harte
2031a33edf
Technically SDL users can now start a new machine.
...
Missing though: all the old per-machine command-line options, and any control over the new one.
2020-03-15 21:50:43 -04:00
Thomas Harte
fc3d3c76f8
Edges further towards providing enough information for dynamic user-provided machine creation.
2020-03-15 12:54:55 -04:00
Thomas Harte
880bed04f5
Adds AllMachines, rounds out ConstructionOptionsByMachineName.
2020-03-15 00:15:19 -04:00
Thomas Harte
1a2872c815
Starts to build an easy set interface.
2020-03-13 22:42:37 -04:00
Thomas Harte
52f644c4f1
Ensures that reflection is completely blind; starts adding SDL instantiation logic.
2020-03-12 20:56:02 -04:00
Thomas Harte
0502e6be67
Starts working towards a registration-based model of reflective enums.
2020-03-10 22:32:55 -04:00
Thomas Harte
a560601338
Corrects virtual F keys.
...
They're FUNC+, not SHIFT+.
2020-03-06 21:56:08 -05:00
Thomas Harte
58b8dfb929
Attempts to improve SDL key merging.
2020-03-05 21:56:26 -05:00
Thomas Harte
462a76dd96
Adds virtual keys for F1, F2, etc.
2020-03-05 21:01:30 -05:00
Thomas Harte
a0311858f9
Adds mappings for curly brackets.
2020-03-03 23:04:10 -05:00
Thomas Harte
f08d500fd6
Attempts to factor out the latest keyboard logic and hook it in from SDL also.
2020-03-03 22:58:15 -05:00
Thomas Harte
0ef953a1ea
Adjusts EDIT for the ZX80.
2020-03-02 23:36:38 -05:00
Thomas Harte
9225c4ef70
Lowers audio frequency cut-off. Still doing this by ear.
2020-03-02 23:11:09 -05:00
Thomas Harte
32136b75cd
Modifies mappings to improve key repeat on backspace and potentially allow mapping of other keys.
2020-03-02 23:10:18 -05:00
Thomas Harte
1f41d9c5f5
Further improvement: if in physical mode, but pressing an unrecognised key, attempt to 'type' it.
2020-03-02 22:08:54 -05:00
Thomas Harte
dc47a2b7d7
Adds virtual key for EDIT.
2020-03-02 21:44:15 -05:00
Thomas Harte
b2c07b3110
The Atari ST doesn't offer quick loading.
2020-03-01 22:10:41 -05:00
Thomas Harte
90e6bef6d7
Adds virtual keys for F2, F4, F6 and F8.
2020-03-01 21:47:28 -05:00
Thomas Harte
535634daca
Introduces virtual left and up keys for the Vic-20.
...
Thereby allowing all cursor keys to be mapped.
2020-03-01 21:42:30 -05:00
Thomas Harte
ed18092088
Extends logic for when to fall back on standard keypress logic even in logical mode.
2020-03-01 20:25:12 -05:00
Thomas Harte
611182910a
Slightly rejigs character mapper ownership.
2020-03-01 18:44:26 -05:00
Thomas Harte
9273e9b6ed
Adds a second virtual key, for break.
2020-02-29 23:11:02 -05:00
Thomas Harte
0705a99ea0
Adds a virtual delete key to the ZX80 and ZX81.
2020-02-29 22:51:42 -05:00
Thomas Harte
86a09b5e7d
Slightly improves ZX80 and ZX81 typing speed.
2020-02-29 22:31:45 -05:00
Thomas Harte
b33f568fdd
Makes basic typing adaptations.
2020-02-29 19:59:51 -05:00
Thomas Harte
6e4bd4f505
Ensures new text is appended to any existing buffer.
...
TODO: move this into add_typer?
2020-02-29 19:58:56 -05:00
Thomas Harte
b971e2a42c
Adds get_is_resetting to the Z80, eliminating the CPC's custom version.
2020-02-29 19:58:25 -05:00
Thomas Harte
3c103506c9
Optimises Electron typer speed.
2020-02-29 19:26:15 -05:00
Thomas Harte
41d2062342
Ensures that sequences of the same character are broken up properly.
2020-02-29 19:22:54 -05:00
Thomas Harte
672c59f970
Adds use of append with typer.
2020-02-29 18:52:47 -05:00
Thomas Harte
99229df017
Slightly improves syntax.
2020-02-29 18:52:12 -05:00
Thomas Harte
346d80e30b
Corrects phase counting for machines that pause after clear. Which is all of them by default.
2020-02-29 18:51:55 -05:00
Thomas Harte
54b3e511e9
Extends mapping slightly for potential duplicate delete and return.
2020-02-29 18:40:41 -05:00
Thomas Harte
f25683ebec
Fixes off-by-one range test.
2020-02-29 18:35:13 -05:00
Thomas Harte
8a5c4e384a
Minimises typer timing.
2020-02-29 18:13:05 -05:00
Thomas Harte
4594a3c02b
Ensures final thing in a key sequence is fully typed; adds ability to quicken input.
2020-02-29 18:12:32 -05:00
Thomas Harte
bd45c1c963
Adds append and generally seeks to improve string accumulation.
2020-02-29 17:34:21 -05:00
Thomas Harte
2370575eb5
Starts introducing the Patrik Rak tests.
2020-02-22 15:49:36 -05:00
Thomas Harte
fa933952f7
Throws in additional asserts, so far without uncovering anything.
2020-02-19 23:14:18 -05:00
Thomas Harte
f43c31da1f
Tries a new arrangement of hsync response.
2020-02-17 22:24:01 -05:00
Thomas Harte
2e1b245cd8
Merge pull request #758 from TomHarte/JasminDriveSelection
...
Switches Jasmin drive selection logic.
2020-02-16 21:21:41 -05:00
Thomas Harte
4153442703
Switches Jasmin drive selection logic.
2020-02-16 21:15:16 -05:00
Thomas Harte
5e4b721e97
Updates Byte Drive implementation as per latest information.
2020-02-16 21:07:03 -05:00
Thomas Harte
50d356be2f
Ensures all audio sources, including compound sources, announce whether they're stereo correctly.
2020-02-16 18:31:45 -05:00
Thomas Harte
9835e800ec
Fixed: individual audio generators now either are or are not stereo. The speaker acts accordingly.
2020-02-16 18:28:03 -05:00
Thomas Harte
808e4e8537
Adds comment to explain channel allocations.
2020-02-16 15:04:52 -05:00
Thomas Harte
e66a3523b6
Makes some attempt at stereo support, with the Amstrad CPC being the test case.
2020-02-15 18:55:19 -05:00
Thomas Harte
e02d109864
Nudges the LowpassSpeaker towards supporting stereo generation.
2020-02-15 18:03:12 -05:00
Thomas Harte
9ca2d8f9f2
Tried to be less lazy with lambda captures.
...
This is primarily defensive.
2020-02-14 23:39:08 -05:00
Thomas Harte
3df99788ff
Removes TODOs, as I think they're probably inappropriate.
2020-02-13 21:19:23 -05:00
Thomas Harte
3600d2d193
Starts switching towards a byte-oriented bus.
2020-02-13 21:14:13 -05:00
Thomas Harte
e01c66fd65
Implements multidrive support.
2020-02-12 23:32:01 -05:00
Thomas Harte
9f32fa7f5b
Resolves potential random RAM writes at startup.
2020-02-12 23:31:48 -05:00
Thomas Harte
91a3d42919
Ensures no DMA clocking whatsoever when asleep.
2020-02-12 23:23:42 -05:00
Thomas Harte
452e281009
Ensures what is currently the only drive is selected.
2020-02-11 22:13:13 -05:00
Thomas Harte
05bcd73f82
Attempts to pull drive ownership into DiskController.
...
For the sake of being more intelligent as to drive clocking, hopefully. And, eventually, to support multiple drive selection.
2020-02-11 21:59:13 -05:00
Thomas Harte
6624cb7a78
Corrects set_ram macro to act more like a function.
2020-02-10 23:19:47 -05:00
Thomas Harte
85dcdbfe9e
Adopts a log prefix for the Master System.
2020-02-09 19:12:44 -05:00
Thomas Harte
24340d1d4f
Resolves fetch errors.
2020-02-09 17:04:49 -05:00
Thomas Harte
085529ed72
Makes the shifter behaviour conform to its documentation.
2020-02-02 17:26:39 -05:00
Thomas Harte
ff39f71ca0
Eliminates meaningless constants from the Macintosh video's CRT setup.
2020-01-30 23:29:04 -05:00
Thomas Harte
019474300d
Centralises responsibility for picking irrelevant numbers for a computer-style monitor.
2020-01-30 23:26:02 -05:00
Thomas Harte
af976b8b3d
Eliminates modulus operation per ROM access.
2020-01-30 23:09:24 -05:00
Thomas Harte
f3db1a0c60
Eliminates ad hoc scheduling for delayed DE -> LOAD.
2020-01-29 22:50:22 -05:00
Thomas Harte
ce28213a5e
[Mostly] unifies deferral process.
2020-01-29 22:46:08 -05:00
Thomas Harte
f9ce50d2bb
Adds some debugging `asserts.
2020-01-29 22:45:44 -05:00
Thomas Harte
f0a6e0f3d5
Splits out the queue management stuff from queue+action.
...
Temporarily breaks ST video in the endeavour.
2020-01-29 22:18:41 -05:00
Thomas Harte
0e29c6b0ab
On further reflection, I think events should occur after the running period.
...
I'm testing this now for sanity in 2/4bpp mode.
2020-01-28 23:26:37 -05:00
Thomas Harte
c5edc879b6
Switches back to testing the monochrome monitor.
2020-01-28 22:12:57 -05:00
Thomas Harte
65309e60c4
Corrects sequence point generation by allowing for hsync_end != end of line.
2020-01-28 20:38:20 -05:00
Thomas Harte
2c0cab9e4d
Adds line length latching as a line event.
2020-01-28 20:22:37 -05:00
Thomas Harte
b1ff031b54
Fixes runtime test.
2020-01-27 23:41:08 -05:00
Thomas Harte
7e8405e68a
Makes 72Hz horizontal sync independently relocatable.
...
... and moves and shortens it, based on my guesswork as to requirements.
2020-01-27 23:40:01 -05:00
Thomas Harte
c8fd00217d
Resolves loss of horizontal resolution in 1bpp mode.
2020-01-27 23:08:28 -05:00
Thomas Harte
9d340599a6
Towards ST 1bpp support: puts vsync in an appropriate location, starts experimenting with proper CRT timings.
2020-01-27 23:00:30 -05:00
Thomas Harte
7316a3aa88
Merge branch 'master' into FinalOverride
2020-01-26 23:42:25 -05:00
Thomas Harte
b514756272
Adds the option to run machines at a multiple of their real speeds.
...
Exposed to SDL users only, for now.
2020-01-26 13:25:23 -05:00
Thomas Harte
79bb0f8222
Updates comment.
2020-01-26 11:36:06 -05:00
Thomas Harte
43bf6aca67
Corrects reported scan status for the Amstrad CPC.
2020-01-25 23:46:18 -05:00
Thomas Harte
03d23aad41
Corrects reported ZX80/81 scan status.
2020-01-25 23:27:09 -05:00
Thomas Harte
294e09f275
All these 'override's can be 'final's.
...
At least for the purpose of being communicative. I doubt there's much to gain in terms of compiler output — the DiskImageHolder can avoid some virtual lookups but nothing else leaps out.
2020-01-23 22:57:51 -05:00
Thomas Harte
ba516387ba
In all these instances, final => override. So no need to repeat myself.
2020-01-23 22:35:39 -05:00
Thomas Harte
9136917f00
Enables the Oric for 50/60Hz mode switching, inventing PAL60 for the purpose.
2020-01-23 22:14:02 -05:00
Thomas Harte
6802318784
Removes audio_queue_.flush() calls; I don't think I really need to block. At least, not usually.
2020-01-23 20:13:16 -05:00
Thomas Harte
428d141bc9
Factors out the logic behind the Atari 2600's frequency switching.
2020-01-23 20:12:44 -05:00
Thomas Harte
a86fb33789
Ensures that the ColecoVision, MSX and Master System fully flush.
2020-01-22 22:57:16 -05:00
Thomas Harte
beefb70f75
Adds vertical sync as something that can be run_until.
2020-01-22 22:20:56 -05:00
Thomas Harte
8404409c0d
Causes the Atari 2600 to obey normal flush semantics.
...
This stuff is going to become more important with run_until.
2020-01-22 22:05:51 -05:00
Thomas Harte
a71c5946f0
Ensures proper manipulation of scan_statuses, leading to the correct result out of a CRTMachine.
...
Possibly with the exception of the TMS, as I appear to have uncovered an unrelated issue there.
2020-01-21 22:28:25 -05:00
Thomas Harte
d97a073d1b
Adds the necessary routine for all machines to be able to respond to get_scan_status.
...
They all just as the CRT, as all are currently based on the CRT. Which doesn't currently know the total clock rate it would need to in order properly to scale the answer to the question. Further thought coming.
2020-01-20 21:45:10 -05:00
Thomas Harte
3c760e585a
Switches to accepting a bit mask of events to run_until.
2020-01-20 16:08:21 -05:00
Thomas Harte
cb61e84868
Starts building out higher-level run_until functionality.
...
Specifically: you can now run until the next set of speaker samples has been delivered.
2020-01-20 12:12:23 -05:00
Thomas Harte
8349005c4b
Adds CRTMachine::run_until, which will run until a condition is true.
...
I want to get to being able to say "run until the beam is 60% of the way down", "run until a new packet of audio has been delivered", etc.
2020-01-19 23:52:47 -05:00
Thomas Harte
d30f83871d
Corrects Jasmin activity light.
2020-01-16 22:59:43 -05:00
Thomas Harte
efd684dc56
Opts the BD-500 in for modified Shugart RDY.
...
Hopefully this is correct. I'm presently mystified as to other options.
2020-01-16 21:34:57 -05:00
Thomas Harte
1972ca00a4
Fixes quick-NTSC-avoidance fix.
...
I suspect this is very temporary, but here it is.
2020-01-16 00:01:16 -05:00
Thomas Harte
c606931c93
Ensures a safe default-selected drive.
2020-01-15 23:56:44 -05:00
Thomas Harte
93cecf0882
Ensures no possible initial NTSC, removes printfs.
2020-01-15 23:47:45 -05:00
Thomas Harte
aac3d27c10
Adds activity indicators for the BD-500 and Jasmin.
...
Also slightly cleans up DiskController a little further.
2020-01-15 23:39:15 -05:00
Thomas Harte
91fae86e73
Factors out paging, implements a bit more of the BD500.
...
That is, enough seemingly fully to work, if I force the drive to report ready.
2020-01-15 23:15:39 -05:00
Thomas Harte
f5c194386c
Ties head load to ready.
...
BD-DOS no longer perpetually retries.
2020-01-14 23:45:36 -05:00
Thomas Harte
62c3720c97
Adds status register and shout-outs on other address access.
2020-01-14 23:24:11 -05:00
Thomas Harte
f258fc2971
Adds enough of a BD500 for the boot sector seemingly to load.
2020-01-14 23:15:27 -05:00
Thomas Harte
6b84ae3095
Makes the Microdisc also a DiskController, and simplifies delegate interface.
2020-01-14 22:53:27 -05:00
Thomas Harte
5dd8c677f1
Factors out from the Jasmin the stuff that I'm going to need to repeat for the BD-500.
2020-01-14 22:23:00 -05:00
Thomas Harte
3ced31043a
Makes Jasmin autoboot optional, adds a Jasmin reset key, adds the Jasmin to File -> New... .
...
Also finally implements KeyNMI.
2020-01-05 21:57:33 -05:00
Thomas Harte
7361e7ec34
Fixed: the issue was failing to propagate motor control.
...
Also it seems to be incorrect to have the Jasmin paged at initial boot.
2020-01-05 21:35:20 -05:00
Thomas Harte
533729638c
It seems like Jasmin paged in at boot, and button = page back in and reset works?
...
At least, that gets me a 'boot failed' error. Which is something.
2020-01-05 20:34:15 -05:00
Thomas Harte
9f30be1c13
Attempts to implement most of a Jasmin disk interface.
...
With one obvious omission: there's no way to start it? The real interface had a dedicated button, but I don't yet know what that button did. Research needed.
2020-01-05 20:05:55 -05:00
Thomas Harte
c1bae49a92
Standardises on read and write for bus accesses.
...
Logic being: name these things for the bus action they model, not the effect they have.
2020-01-05 13:40:02 -05:00
Thomas Harte
e4349f5e05
Slightly clarifies logic.
2020-01-04 21:32:34 -05:00
Thomas Harte
7b2777ac08
Sorts cases into order; adds copious audio mirrors.
2020-01-04 21:06:21 -05:00
Thomas Harte
0fbcbfc61b
Switches to more idiomatic address listing.
2020-01-04 20:35:47 -05:00
Thomas Harte
3ab4fb8c79
Enables an assumption of partial address decoding at the ACIA and PSG.
2020-01-04 17:27:55 -05:00
Thomas Harte
19ddfae6d6
Adds Joystick key code mode, ensures events aren't posted in interrogation mode.
...
This should fix Turrican due to the latter change; I'm not aware of software that uses the former.
2020-01-04 09:45:59 -05:00
Thomas Harte
414b0cc234
Reintroduces sync write delay.
2020-01-02 23:36:11 -05:00
Thomas Harte
134e828336
Updates note to self.
2020-01-02 23:33:35 -05:00
Thomas Harte
455e831b87
Corrects bug whereby changing pixel mode mid-line will produce an improper amount of data.
2020-01-02 23:18:21 -05:00
Thomas Harte
42ccf48966
Judging by Pompey Pirates Menu 88, vsync should occur a line earlier, ending during line 0.
2020-01-02 20:16:28 -05:00
Thomas Harte
2f8078db22
Switches to should_log as a global when I'm hacking about.
2020-01-02 20:15:48 -05:00
Thomas Harte
23ed9ad2de
Corrects application of negative relative scale.
2020-01-01 13:22:21 -05:00
Thomas Harte
017681a97c
Now honours permitted mouse range.
2020-01-01 12:48:38 -05:00
Thomas Harte
90b899c00e
Attempts to implement absolute mouse positioning mode.
...
Along with mouse direction.
2020-01-01 12:29:33 -05:00
Thomas Harte
c11fe25537
Merge branch 'master' into EnchantedWoods
2019-12-30 23:32:45 -05:00
Thomas Harte
0a12893d63
Shunts vsync back down to top of frame.
...
It's guess after guess, basically.
2019-12-30 23:01:31 -05:00
Thomas Harte
8e777c299f
Switches to latching video interrupts until acknowledged.
...
Seems to fix Cisco Heat, at least. I have no idea whether I'm latching the correct thing, whether IACK should clear both or only one, etc.
2019-12-30 23:00:55 -05:00
Thomas Harte
e23d1a2958
Restores vsync active.
2019-12-29 22:03:36 -05:00
Thomas Harte
6449403f6a
Corrects pending_events_ test for sequence points.
...
Simplifies around as possible.
2019-12-29 21:53:45 -05:00
Thomas Harte
c8fe66092b
Attempts to correct insertion logic (and mostly bypasses it).
2019-12-29 21:42:41 -05:00
Thomas Harte
b33218c61e
Fixes reload test, which really needs to sense the CRT-headed vsync output.
...
i.e. not the one heading back to the CPU.
2019-12-29 20:55:34 -05:00
Thomas Harte
8ce26e7182
Adds a delay on vsync visibility (i.e. as to generating an interrupt).
2019-12-29 19:03:08 -05:00
Thomas Harte
47068ee081
Ensures visible hsync end generates a sequence point.
2019-12-29 17:51:50 -05:00
Thomas Harte
214b6a254a
Adds a delay on visibility of the hsync signal, and a test on address reload.
2019-12-29 17:37:09 -05:00
Thomas Harte
93f6964d8a
Introduces some preliminary line length unit tests.
...
Thereby fixes one potential issue with load_ toggling.
2019-12-28 22:50:34 -05:00
Thomas Harte
13f11e071a
Simplifies border colour change propagation.
...
I'm not sure it was even technically correct as was.
2019-12-28 10:45:10 -05:00
Thomas Harte
f7825dd2a2
Pulls out address reload position as a separate constant.
2019-12-28 10:36:50 -05:00
Thomas Harte
a9d1f5d925
Pulls out address reload as something I can position independently.
...
Sadly receding it by 3 did not have the effect I was hoping for, of receding Enchanted Land's first register tweaking.
2019-12-27 23:47:19 -05:00
Thomas Harte
2757e5d600
Removes untrue comment.
2019-12-27 22:51:11 -05:00
Thomas Harte
5026de9653
Rejigs the video stream to ensure shifter really is continuous.
...
... and definitively to avoid potential buffer overruns. Or, at least, to have a mechanism in place definitively to avoid them. Which will be tested and debugged as necessary.
Also simplifies the colour burst and border/pixels selection logic.
2019-12-27 22:47:34 -05:00
Thomas Harte
5fa8e046d8
It's inaccurrate to call this _the_ shifter. So don't.
2019-12-27 19:03:10 -05:00
Thomas Harte
de43e86310
Permits Vic-20 memory to be specified in banks; adds recognition of TheC64-style file tags to specify them.
2019-12-26 22:49:48 -05:00
Thomas Harte
a9a92de954
Adds a bunch of shout-outs for unimplemented behaviour.
2019-12-25 15:32:33 -05:00
Thomas Harte
a8ba3607b7
Adds (and disables) a minor additional piece of logging.
2019-12-24 21:43:39 -05:00
Thomas Harte
5068328a15
Fixes debugging output.
2019-12-24 19:15:58 -05:00
Thomas Harte
b2bed82da6
Switches to standard logging.
2019-12-23 22:00:40 -05:00
Thomas Harte
0dae608da5
Embraces std::make_[unique/shared] in place of .reset(new .
2019-12-23 21:31:46 -05:00
Thomas Harte
5456a4a39d
Eliminates static where constexpra aren't class members; adds some if constexprs for clarity.
2019-12-22 13:42:24 -05:00
