Thomas Harte
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6902251d8b
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Fixed: returns video address in bytes, not words.
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2019-11-08 20:47:08 -05:00 |
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Thomas Harte
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0b683b0360
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Adds some sanity checks.
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2019-11-08 20:46:24 -05:00 |
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Thomas Harte
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5d5dc79f2c
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Corrects raster race condition with CPU.
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2019-11-07 23:27:05 -05:00 |
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Thomas Harte
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b7c407be10
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The palette is meant to be read/write.
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2019-11-07 23:11:06 -05:00 |
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Thomas Harte
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f45798faf0
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Corrects initial safe value of line_length_.
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2019-11-07 22:53:26 -05:00 |
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Thomas Harte
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7c66d7a13c
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Corrects sync and line-length latch timings.
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2019-11-07 22:53:04 -05:00 |
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Thomas Harte
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5e1570258d
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I think the horizontal interrupt is blank, not sync.
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2019-11-07 22:00:50 -05:00 |
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Thomas Harte
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fc8021c0b0
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Adds a centre crop.
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2019-11-07 20:02:45 -05:00 |
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Thomas Harte
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c9cd56915e
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Corrects typo that was adding an extra line of PAL video.
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2019-11-07 19:55:49 -05:00 |
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Thomas Harte
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1fd19c5786
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Attempts to add proper bus timing.
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2019-11-07 19:55:00 -05:00 |
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Thomas Harte
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ce66b5fd9c
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Corrected member variable names.
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2019-11-07 19:44:22 -05:00 |
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Thomas Harte
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8aa425c9d8
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Fixes medium resolution mode.
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2019-11-06 23:25:36 -05:00 |
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Thomas Harte
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ec68bc5047
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Corrects output glitches: channel de sync and improper border beginnings.
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2019-11-06 22:37:05 -05:00 |
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Thomas Harte
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0ce807805d
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Eliminates most masks, at least for now.
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2019-11-05 23:17:59 -05:00 |
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Thomas Harte
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41f3c29e30
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Attempts to switch to correct video state machine.
Some glitches remain to be ironed out.
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2019-11-05 23:02:25 -05:00 |
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Thomas Harte
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8df1eea955
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Goes big on flushing.
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2019-11-03 23:03:50 -05:00 |
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Thomas Harte
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eeafdf2c03
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Slightly expands list of recognised Intelligent Keyboard commands.
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2019-11-03 21:58:15 -05:00 |
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Thomas Harte
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befe2c2929
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Adds floppy drive activity indicators.
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2019-11-03 21:57:54 -05:00 |
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Thomas Harte
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e9965c2738
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Obeys stated memory size.
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2019-11-03 21:18:17 -05:00 |
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Thomas Harte
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48b0d8c329
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Adds bus req/ack to the DMA controller; hacks support into the ST.
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2019-11-03 21:11:25 -05:00 |
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Thomas Harte
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4dbd2a805a
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Nudges closer to DMA support.
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2019-11-03 17:24:36 -05:00 |
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Thomas Harte
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20bf425f98
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Drive select lines are active low.
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2019-11-02 23:37:56 -04:00 |
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Thomas Harte
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0567410bcf
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Attempts to start getting the WDC working.
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2019-11-02 23:26:42 -04:00 |
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Thomas Harte
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6d1e09ba55
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Connects up the AY to floppy drive/side selection.
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2019-11-02 23:04:08 -04:00 |
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Thomas Harte
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f40dbefa67
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Implements most of keyboard input.
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2019-11-02 22:30:02 -04:00 |
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Thomas Harte
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f93cdd21de
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Reverses bit order.
So, for the first time: a green desktop.
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2019-11-02 21:53:04 -04:00 |
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Thomas Harte
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e1dc3b1915
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Reverses mouse buttons.
So I can now navigate the disk-less GEM desktop and click on things.
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2019-11-02 21:38:57 -04:00 |
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Thomas Harte
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cbf25a16dc
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Adds relative mouse motion input.
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2019-11-02 21:25:45 -04:00 |
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Thomas Harte
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bf7e9cfd62
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Pulls the intelligent keyboard into its own file.
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2019-11-02 19:47:44 -04:00 |
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Thomas Harte
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a67e0014a4
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Fixes video base address and mono/colour monitor value.
Now I see a GEM desktop. In blue.
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2019-11-02 19:36:15 -04:00 |
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Thomas Harte
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c070f2100c
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Attempts to regularise data bus access.
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2019-11-01 23:01:06 -04:00 |
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Thomas Harte
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75e34b4215
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Reacts to no acknowledgement.
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2019-10-31 21:00:05 -04:00 |
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Thomas Harte
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731dc350b4
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Adds sometime real-time clocking for DMA.
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2019-10-30 22:59:32 -04:00 |
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Thomas Harte
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635e18a50d
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Ensures the MFP requests and receives real-time clocking when needed.
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2019-10-30 22:42:06 -04:00 |
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Thomas Harte
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1c154131f9
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Expands size of storage in Cycles/HalfCycles; adjusts widely to compensate.
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2019-10-29 22:36:29 -04:00 |
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Thomas Harte
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1135576a3a
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Comments in slightly more detail.
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2019-10-28 22:12:56 -04:00 |
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Thomas Harte
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1d790ec2a9
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Adds the option for a clock conversion to JustInTimeActor and slows the MFP's clock rate.
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2019-10-28 21:35:10 -04:00 |
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Thomas Harte
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0f2d72c436
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Ensures receipt of output line changes.
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2019-10-28 21:21:53 -04:00 |
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Thomas Harte
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95d3b6e79f
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Adds a through route for the FDC interrupt line.
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2019-10-28 21:13:21 -04:00 |
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Thomas Harte
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d44734d105
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Attempts a fuller setting of GPIP inputs.
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2019-10-27 22:39:21 -04:00 |
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Thomas Harte
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1aaa6331a0
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Stores and returns video mode.
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2019-10-27 22:39:00 -04:00 |
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Thomas Harte
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0cb19421e8
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Adds prefix to mouse position response.
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2019-10-27 21:46:03 -04:00 |
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Thomas Harte
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36a9a5288b
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Adds drives to the FDC.
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2019-10-26 22:39:11 -04:00 |
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Thomas Harte
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ac39fd0235
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Starts work on the DMA controller.
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2019-10-26 21:33:57 -04:00 |
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Thomas Harte
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ecc0cea5a1
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Added a potential branch for the newer TOS memory map.
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2019-10-26 16:52:06 -04:00 |
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Thomas Harte
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eae11cbf17
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Adds a dummy response for mouse interrogation.
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2019-10-26 16:14:24 -04:00 |
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Thomas Harte
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2207638287
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Adds hsync and vsync interrupts.
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2019-10-25 22:42:13 -04:00 |
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Thomas Harte
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872897029e
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Attempts a complete wiring of 68901 interrupts.
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2019-10-25 22:36:01 -04:00 |
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Thomas Harte
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51b4b5551d
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Actually, I think the 6850 is active low for interrupts.
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2019-10-24 22:37:53 -04:00 |
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Thomas Harte
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092a61f93e
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Does a better job of having just 512kb.
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2019-10-21 23:10:30 -04:00 |
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