Thomas Harte
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acaa841822
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Adds guaranteed trip to ROM for vector pulls.
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2020-11-29 21:29:15 -05:00 |
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Thomas Harte
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46c1c9b5ee
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CLRVBLINT calls it 3.75Hz. Which makes the arithmetic nicer.
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2020-11-29 21:25:06 -05:00 |
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Thomas Harte
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4bdbca64b2
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Takes a shot at the Mega II-style video interrupts.
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2020-11-29 21:21:46 -05:00 |
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Thomas Harte
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11fe8ab6db
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Corrects counter scales, adds a read for $c032.
Albeit that I have no idea what that's supposed to read as.
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2020-11-29 20:08:59 -05:00 |
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Thomas Harte
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a9ce43d244
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Takes a shot at the two video counter registers.
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2020-11-29 19:57:35 -05:00 |
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Thomas Harte
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310282b7c9
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Ensures extra_border_length always has a defined value.
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2020-11-27 10:31:04 -05:00 |
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Thomas Harte
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af667c718e
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Gets a bit more rigorous in remaining missing parts.
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2020-11-26 22:36:32 -05:00 |
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Thomas Harte
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950f5b1691
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Closes the loop on interrupts.
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2020-11-26 19:56:42 -05:00 |
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Thomas Harte
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cbc0d848ad
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Implements most of get_data.
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2020-11-26 17:25:27 -05:00 |
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Thomas Harte
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f4d13d1f6f
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Takes a run at the bus side of honouring Ensoniq sequence points.
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2020-11-26 17:14:46 -05:00 |
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Thomas Harte
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6808ad6f5d
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Adds a getter for the interrupt line.
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2020-11-26 16:44:35 -05:00 |
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Thomas Harte
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7a8920ee38
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Takes a stab at next_sequence_point.
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2020-11-26 16:41:11 -05:00 |
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Thomas Harte
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4870506f6e
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Implements skip_audio.
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2020-11-26 16:24:48 -05:00 |
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Thomas Harte
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6f47f9d67c
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Corrects placement of address bits.
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2020-11-26 16:15:40 -05:00 |
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Thomas Harte
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8093f67173
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Ensures video interrupts can't be missed by a suitably-timed access.
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2020-11-26 16:11:03 -05:00 |
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Thomas Harte
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72884f37c3
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It's still interrupt-deficient, but fills in additional Ensoniq audio generation.
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2020-11-26 16:03:28 -05:00 |
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Thomas Harte
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8edb3fcd5f
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Attempts to obey accumulator size in determining sample end.
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2020-11-26 15:07:29 -05:00 |
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Thomas Harte
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fdd102df52
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Resolves border colour resets.
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2020-11-26 13:13:48 -05:00 |
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Thomas Harte
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03a893dc74
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Quick refactor: this clearly isn't a VideoBase, it's the full implementation.
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2020-11-26 12:54:20 -05:00 |
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Thomas Harte
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56de2512ae
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Adds a further safety assert.
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2020-11-25 23:34:30 -05:00 |
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Thomas Harte
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cdc2311045
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Enables fuzzing, adds a definite no-op write.
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2020-11-25 23:33:55 -05:00 |
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Thomas Harte
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eec27c3406
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Reaches for marginally more coherent ADB data.
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2020-11-25 17:34:00 -05:00 |
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Thomas Harte
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098a22aa95
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Avoid out-of-bounds access of double_bytes.
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2020-11-24 09:38:07 -05:00 |
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Thomas Harte
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7ede3d2b9e
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Corrects collection of palettes other than palette 0.
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2020-11-23 21:00:26 -05:00 |
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Thomas Harte
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e7160fe3c3
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Rounds out the IIgs video hardware, bugs aside.
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2020-11-23 20:58:32 -05:00 |
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Thomas Harte
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9d61665014
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Attempts to add colour double [low/high] resolution output.
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2020-11-23 19:05:18 -05:00 |
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Thomas Harte
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d2938ad7c8
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Eliminate magic constants.
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2020-11-23 18:36:44 -05:00 |
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Thomas Harte
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46f7ff07f7
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Adds support for fill mode.
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2020-11-22 21:55:21 -05:00 |
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Thomas Harte
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a34f294ba8
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Pulls out commonalities re: NTSC colour, ensures mixed modes on a line works.
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2020-11-22 21:29:40 -05:00 |
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Thomas Harte
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cd7d080b7a
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Corrects low-resolution mode.
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2020-11-22 20:52:42 -05:00 |
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Thomas Harte
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b0936b6ef4
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Resolves high-resolution output.
Yet to optimise, but working.
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2020-11-22 19:10:05 -05:00 |
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Thomas Harte
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8fae74f93e
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Reintroduces delay bit, reverses phase.
There are stray columns of errors, but otherwise this is almost correct.
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2020-11-22 11:06:14 -05:00 |
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Thomas Harte
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fca48e4b66
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Makes hasty attempt to shift 'NTSC' in the most natural direction.
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2020-11-21 23:39:58 -05:00 |
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Thomas Harte
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3b2ea37428
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Slightly cleans up.
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2020-11-21 22:53:26 -05:00 |
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Thomas Harte
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3cba3a5ac0
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Corrects card mask test outside of bank $00.
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2020-11-21 22:22:27 -05:00 |
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Thomas Harte
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4b024c5787
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Starts to make some attempt at classic II modes.
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2020-11-21 18:07:51 -05:00 |
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Thomas Harte
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4a42de4f18
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Attempts to add 5.25" drive support to the IIgs.
I want to try some classic software.
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2020-11-20 21:37:17 -05:00 |
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Thomas Harte
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d00e5d23ef
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Takes a second shot at the MemoryWrite constructor complaint.
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2020-11-19 22:28:10 -05:00 |
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Thomas Harte
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2c9ce116a2
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Resolves various GCC-reported issues.
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2020-11-19 22:21:20 -05:00 |
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Thomas Harte
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3512352c32
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Attempt to use the most-significant relevant bits for sample position.
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2020-11-19 22:13:09 -05:00 |
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Thomas Harte
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4d9372c52f
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Also takes a stab at swap mode.
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2020-11-19 21:56:49 -05:00 |
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Thomas Harte
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1d288b08b6
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Attempts the two most basic forms of DOC output.
Sans interrupts. Or register reads of any variety.
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2020-11-19 21:19:27 -05:00 |
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Thomas Harte
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f3c7c11772
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Register writes now reach the audio thread.
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2020-11-18 21:52:03 -05:00 |
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Thomas Harte
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4b9fe805e9
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Sets up a queue to push memory writes onto the audio thread.
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2020-11-18 21:40:56 -05:00 |
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Thomas Harte
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a7051e4e42
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Strip this forceinline until I've satisfied myself that it works in declarations.
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2020-11-18 21:40:25 -05:00 |
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Thomas Harte
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34794223b4
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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 (?)
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2020-11-18 19:49:45 -05:00 |
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Thomas Harte
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96cf617ee6
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Advances slightly. I think I need a custom queue for RAM writes.
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2020-11-18 19:48:53 -05:00 |
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Thomas Harte
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69dddf34b9
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Adds bonus sanity check.
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2020-11-18 19:47:56 -05:00 |
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Thomas Harte
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8f4597f742
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Hacks in double text.
Actually, only one error: it should start half a column earlier. All 'double' output should. TODO.
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2020-11-18 19:47:22 -05:00 |
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Thomas Harte
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98347cb1c3
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Starts in the direction of audio support.
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2020-11-18 18:39:11 -05:00 |
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