Thomas Harte
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3767cc7c0b
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Increase logging; fix set/clear of interrupt enable mask.
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2021-07-19 19:03:37 -04:00 |
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Thomas Harte
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96b0ce9ef2
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Merge branch 'master' into Amiga
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2021-07-18 22:16:05 -04:00 |
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Thomas Harte
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cfaf4a8a65
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Add advised brackets; clarify type punning.
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2021-07-18 22:11:11 -04:00 |
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Thomas Harte
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22dd8a8847
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Stubs onward to a second endless loop.
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2021-07-18 20:55:33 -04:00 |
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Thomas Harte
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3e2bac8129
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Stubs in enough to get to a permanent loop.
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2021-07-18 20:25:43 -04:00 |
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Thomas Harte
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c425dec4d5
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Makes some attempt to get as far as the overlay being disabled.
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2021-07-18 17:17:41 -04:00 |
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Thomas Harte
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622cca0acf
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Adds sufficient address decoding to print a more helpful exit message.
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2021-07-18 12:13:56 -04:00 |
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Thomas Harte
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48999c03a5
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Adds concept of time, captured port handler.
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2021-07-18 11:49:10 -04:00 |
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Thomas Harte
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b1616be4b8
|
Gets to what is probably a CIA access?
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2021-07-17 21:36:20 -04:00 |
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Thomas Harte
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a0a9a72d8f
|
Begins sketching out a memory mapper.
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2021-07-17 21:10:06 -04:00 |
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Thomas Harte
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f7de6f790c
|
Meanders vaguely towards a memory map.
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2021-07-16 21:42:17 -04:00 |
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Thomas Harte
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d1f3b5ed80
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Obtains a Kickstart ROM, adds a 68000.
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2021-07-16 21:07:12 -04:00 |
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Thomas Harte
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7925dcc5a2
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Advances far enough for the Amiga to be autonomous.
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2021-07-16 20:49:12 -04:00 |
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Thomas Harte
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6ade36bf09
|
Adds an empty shell of a machine.
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2021-07-16 20:30:48 -04:00 |
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Thomas Harte
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5bfedff8d1
|
Mutate dangling printf to a LOG.
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2021-07-16 17:32:05 -04:00 |
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Thomas Harte
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b41e29a83b
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Slows CPC typer to avoid dropped characters.
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2021-07-15 21:54:02 -04:00 |
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Thomas Harte
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52ea3b741c
|
Introduces a presentation flag for LEDs.
All existing receivers ignore it.
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2021-07-15 21:26:02 -04:00 |
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Thomas Harte
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af1ade9433
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Introduces Amiga ROMs to the catalogue.
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2021-07-15 21:09:20 -04:00 |
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Thomas Harte
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a4c011e3c0
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Flip meaning of INT1 input read.
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2021-07-09 22:39:51 -04:00 |
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Thomas Harte
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6225abd751
|
Adds 6MHz Enterprise option.
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2021-07-07 20:57:04 -04:00 |
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Thomas Harte
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0e49258546
|
Remove caveman debugging.
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2021-07-06 23:15:53 -04:00 |
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Thomas Harte
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264b8dfb28
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Dave: apply ring modulation even in sync mode.
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2021-07-06 23:11:30 -04:00 |
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Thomas Harte
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5167d256cc
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Remove detritus.
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2021-07-06 22:43:17 -04:00 |
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Thomas Harte
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16bd826491
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Reduce nesting.
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2021-07-06 22:32:59 -04:00 |
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Thomas Harte
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55af8fa5d9
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Avoid erroneous Nick delays.
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2021-07-06 22:28:44 -04:00 |
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Thomas Harte
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1ec8ff20af
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Ensure data bus is 0xff during interrupts.
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2021-07-06 21:58:17 -04:00 |
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Thomas Harte
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7a673a2448
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Avoid confusing temporary storage.
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2021-07-06 20:23:09 -04:00 |
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Thomas Harte
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33e2a4b21c
|
Minor cleanups.
|
2021-07-06 20:20:13 -04:00 |
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Thomas Harte
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3e6b804896
|
Switches to linked 1/50/1000 Hz timers, and per-interrupt state toggling.
|
2021-07-06 20:12:44 -04:00 |
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Thomas Harte
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c20e8f4062
|
Honours 8/12Mhz selection in non-video delays.
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2021-07-03 23:05:09 -04:00 |
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Thomas Harte
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4add48cffb
|
Obey Dave's 8/12MHz programmable divider.
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2021-07-03 22:43:20 -04:00 |
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Thomas Harte
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43ceca8711
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Use type alias.
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2021-07-03 19:10:39 -04:00 |
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Thomas Harte
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3ef28a4f03
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Remove unused instance variable.
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2021-07-03 19:10:29 -04:00 |
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Thomas Harte
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5715c9183f
|
The target is now definitely used.
|
2021-07-03 15:20:37 -04:00 |
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Thomas Harte
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196651d9aa
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Consolidates TODO.
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2021-07-03 13:08:53 -04:00 |
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Thomas Harte
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6b46212a4e
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Deal with dangling TODO.
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2021-07-03 13:07:41 -04:00 |
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Thomas Harte
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2a6fff2008
|
Takes a stab at what might happen if you read from Nick.
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2021-07-03 13:06:07 -04:00 |
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Thomas Harte
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c5944efe50
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Adds various method definitions.
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2021-07-03 12:56:56 -04:00 |
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Thomas Harte
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f384370b18
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Switch what's left of Enterprise logging to actual LOGs.
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2021-07-03 12:50:46 -04:00 |
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Thomas Harte
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278671cdb9
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Correct Nick interrupt prediction.
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2021-07-03 00:05:13 -04:00 |
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Thomas Harte
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964d2d4fa4
|
Be consistent in expression of logic.
|
2021-07-03 00:00:00 -04:00 |
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Thomas Harte
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283092cfbc
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With a unit test in aid, corrects some lingering TimedInterruptSource issues.
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2021-07-02 23:41:19 -04:00 |
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Thomas Harte
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614953a222
|
Allows the low-pass filter to react to high-pass effects.
|
2021-07-02 22:36:35 -04:00 |
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Thomas Harte
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4fffb3cf19
|
Allow that final Z80 cycle to start anywhere in the first three of Nick's window of six.
|
2021-07-02 22:29:35 -04:00 |
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Thomas Harte
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d715e5fd1d
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Expose composite/RGB option in Qt.
|
2021-07-02 21:51:48 -04:00 |
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Thomas Harte
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7826a26c7b
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Adds Enterprise composite video option.
While enabling more pixels on the left for RGB mode.
|
2021-07-02 21:42:09 -04:00 |
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Thomas Harte
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763b9ba0ec
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Ensure the splash screen is skipped for self-booting disks.
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2021-07-02 21:11:54 -04:00 |
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Thomas Harte
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51d98ef9ab
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Add missing stddef header where size_t is used.
|
2021-07-01 23:15:32 -04:00 |
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Thomas Harte
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742d44a532
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Switch to an activity-based typing trigger; add a target loading command.
|
2021-07-01 22:53:23 -04:00 |
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Thomas Harte
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52b96db2b9
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Correct syntax, mapping and inter-key timing.
|
2021-07-01 21:18:15 -04:00 |
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Thomas Harte
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0b9de78c38
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Add typer support for the Enterprise.
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2021-07-01 21:05:03 -04:00 |
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Thomas Harte
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1c424833a9
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Correct EXDOS ROM name.
|
2021-06-29 21:04:53 -04:00 |
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Thomas Harte
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3d8fc9952d
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Remove dead TODO, correct for overflow position.
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2021-06-29 15:44:02 -04:00 |
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Thomas Harte
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8ce8fbd977
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Provide correct input when one of the tone generators is the interrupt source.
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2021-06-29 15:41:08 -04:00 |
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Thomas Harte
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7f08218b28
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The Nick interrupt input also seems to be a live poll, not a retrieval of the mask.
This corrects the two pieces of software I knew not to be working.
|
2021-06-28 22:10:11 -04:00 |
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Thomas Harte
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2c139ad931
|
Adds some notes to self.
I think I'm starting to find enough information to handle tapes.
|
2021-06-28 22:03:06 -04:00 |
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Thomas Harte
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1119779c8b
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Ensure EXDOS card is completely disabled if no FDC is present.
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2021-06-28 21:47:53 -04:00 |
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Thomas Harte
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5351ac560f
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Ensure the motor goes off for unselected drives.
|
2021-06-28 21:40:12 -04:00 |
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Thomas Harte
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49f0ab0f15
|
Add note to self.
Although I still think there may be some issue lurking.
|
2021-06-28 21:31:55 -04:00 |
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Thomas Harte
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a5c57e777e
|
VRES appears to work negatively in attribute mode too.
|
2021-06-28 21:24:13 -04:00 |
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Thomas Harte
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3c59042388
|
Fixes initial state for 1kHz.
|
2021-06-28 21:08:41 -04:00 |
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Thomas Harte
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919e211bc4
|
Reduces number of interrupt-related sequence points.
|
2021-06-28 19:30:12 -04:00 |
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Thomas Harte
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daa0737ce4
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Ensure addresses tick upwards even during sync/burst; correct 2/4/8bpp character sizing.
|
2021-06-28 19:00:51 -04:00 |
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Thomas Harte
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36805cb120
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Correct tone channel interrupts, remove dead warning.
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2021-06-27 23:21:00 -04:00 |
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Thomas Harte
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7de69e9874
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Makes an attempt to round out the timed interrupts.
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2021-06-27 23:09:11 -04:00 |
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Thomas Harte
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b93575bbcc
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Spots that b0 and b2 of 0xb4 are 'dividers', not enables.
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2021-06-27 22:33:20 -04:00 |
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Thomas Harte
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116e0f0105
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Interupts 1kHz and 50Hz interrupts, while edging towards tone generator interrupts.
|
2021-06-27 22:08:38 -04:00 |
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Thomas Harte
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e4a650aaff
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Implements the 1Hz interrupt.
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2021-06-27 21:47:21 -04:00 |
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Thomas Harte
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b5312b9ba0
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get_interrupt_line can be const.
|
2021-06-27 21:37:11 -04:00 |
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Thomas Harte
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6afee7bb9b
|
Captures appropriate fields.
No action yet.
|
2021-06-27 21:36:55 -04:00 |
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Thomas Harte
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2f53b105bb
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The Enterprise is now an Activity::Source; also sketches out the owner of Dave's timed interrupt logic.
|
2021-06-27 21:02:04 -04:00 |
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Thomas Harte
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be19fa9dde
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This mapping needs to know where it will occur.
|
2021-06-27 17:30:09 -04:00 |
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Thomas Harte
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81e9ba5608
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This is correct from the Enterprise's side of things, I think.
I just need to complete the missing part of JustInTimeActor. After I do some empirical testing of this.
|
2021-06-27 17:24:21 -04:00 |
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Thomas Harte
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f2d7b9f6a9
|
Apply a crop, allow time until Z80 slot to be a future-based query.
|
2021-06-27 17:13:07 -04:00 |
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Thomas Harte
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1ea034310a
|
Edge up very close to video waits.
I just need to implement back conversions that include marginal phase over in the JustInTimeActor.
|
2021-06-27 16:28:01 -04:00 |
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Thomas Harte
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10bf6744aa
|
Correct typo.
|
2021-06-27 16:26:55 -04:00 |
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Thomas Harte
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895d98e266
|
Implements out-of-video-area pauses.
|
2021-06-27 16:11:22 -04:00 |
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Thomas Harte
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903e343895
|
Attempts to complete Dave's audio duties.
|
2021-06-27 14:06:49 -04:00 |
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Thomas Harte
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f8b7c59616
|
Corrects tone frequency.
|
2021-06-26 23:51:43 -04:00 |
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Thomas Harte
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fcd267a3f9
|
Starts implementing noise.
|
2021-06-26 23:48:53 -04:00 |
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Thomas Harte
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f8bb66d2a0
|
Attempts an essentially-complete implementation of tone channels.
|
2021-06-26 23:39:59 -04:00 |
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Thomas Harte
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f2336d2efc
|
I think reloads occur after overflow, not before.
|
2021-06-26 23:16:00 -04:00 |
|
Thomas Harte
|
c2d093fa3c
|
Respect user volume input.
Basic tones are now present. Neato!
|
2021-06-24 22:27:02 -04:00 |
|
Thomas Harte
|
1a97cc8a91
|
Start making some effort towards audio generation.
|
2021-06-24 22:21:01 -04:00 |
|
Thomas Harte
|
c34a548fa0
|
Ensure character pixel reads can't go out of bounds.
|
2021-06-24 22:19:50 -04:00 |
|
Thomas Harte
|
520c3c9218
|
Corrects colour deserialisation.
Long story short: the documentation I'm reading inexplicably lists the bits in reverse order. Luckily, a lot of the other documentation doesn't.
|
2021-06-24 20:59:04 -04:00 |
|
Thomas Harte
|
9230cf1726
|
Corrects bug when left_ or right_margin_ = 0.
|
2021-06-24 20:28:50 -04:00 |
|
Thomas Harte
|
6e616972a5
|
Better binds margin tests to window movements; simplifies line parameter addressing.
|
2021-06-24 18:55:15 -04:00 |
|
Thomas Harte
|
f98888824d
|
Switches to an overt active/inactive state machine.
|
2021-06-24 18:34:21 -04:00 |
|
Thomas Harte
|
6c8b23e708
|
Alters 4bpp mapping; adds character mode 4bpp and 8bpp.
|
2021-06-23 19:35:47 -04:00 |
|
Thomas Harte
|
2c2bb3765f
|
Withdraws the EPDOS option.
At least for now; it's something to worry about later.
|
2021-06-23 19:32:34 -04:00 |
|
Thomas Harte
|
0d165740ea
|
Honours memory size request.
|
2021-06-22 21:48:55 -04:00 |
|
Thomas Harte
|
8319aca351
|
Correct syntax errors.
|
2021-06-22 20:50:03 -04:00 |
|
Thomas Harte
|
a66734883a
|
Starts sketching out Dave.
|
2021-06-22 19:33:41 -04:00 |
|
Thomas Harte
|
e062780968
|
Extends back to 128kb and stops halting on unrecognised ports.
|
2021-06-22 06:15:42 -04:00 |
|
Thomas Harte
|
3acd0be1f7
|
Copy and paste 2bpp character support.
|
2021-06-21 23:27:13 -04:00 |
|
Thomas Harte
|
c1678d7be7
|
Corrects exposition and transmission of drive selection.
What a klutz I've been.
|
2021-06-21 22:56:25 -04:00 |
|
Thomas Harte
|
117f9a9794
|
Adds notes on intended meaning of status register.
|
2021-06-21 07:31:58 -04:00 |
|
Thomas Harte
|
b49cc407c6
|
Adds some guesses as to the EXDos expansion.
... with plenty left to do.
|
2021-06-20 22:30:27 -04:00 |
|
Thomas Harte
|
954386f1cc
|
Creates a shell for the disk-drive add-on card.
|
2021-06-20 20:50:23 -04:00 |
|