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5,552 Commits 10 Branches 121 Tags 498 MiB
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Author SHA1 Message Date
Thomas Harte
e3abbc9966 Renames what didn't end up being a whole SerialPort. 2019-11-09 15:21:51 -05:00
Thomas Harte
70c6010fe0 Expands visible area and adds a few more safety barriers. 2019-11-09 15:00:42 -05:00
Thomas Harte
8c736a639a Eliminates unexpected bottleneck created by ACIA. 2019-11-09 15:00:12 -05:00
Thomas Harte
cc7ff1ec9e Corrects typo. 2019-11-09 14:59:35 -05:00
Thomas Harte
9d12ca691f Makes meaning of 2048 here explicit. 2019-11-09 14:59:16 -05:00
Thomas Harte
db03b03276 Corrects [AND/OR/EOR].bw Dn, -(An) to decrement destination. 
It was previously doing a predecrement on the internal source address, which is unused. This fixes at least Dan Dare III and Silkworm.
 2019-11-09 11:25:23 -05:00
Thomas Harte
45375fb5d0 Makes endian aware. 2019-11-09 09:48:59 -05:00
Thomas Harte
d2324e413d Clarifies ownership of bpp-has-changed test. 2019-11-09 00:10:59 -05:00
Thomas Harte
e0c15f43bb Avoids massive over-flushing of pixel buffers. 2019-11-09 00:05:02 -05:00
Thomas Harte
8b0d550b81 Attempts to move vertical sync out to cycle 30. 2019-11-08 22:18:47 -05:00
Thomas Harte
d1259f829e Moves vertical state decisions back to cycle 502. 2019-11-08 21:42:05 -05:00
Thomas Harte
7caef46c05 Switches back to hsync for interrupts; corrects current address reads. 2019-11-08 21:25:28 -05:00
Thomas Harte
6902251d8b Fixed: returns video address in bytes, not words. 2019-11-08 20:47:08 -05:00
Thomas Harte
0b683b0360 Adds some sanity checks. 2019-11-08 20:46:24 -05:00
Thomas Harte
5d5dc79f2c Corrects raster race condition with CPU. 2019-11-07 23:27:05 -05:00
Thomas Harte
68f9084d9e Fixes timing of wrap. 2019-11-07 23:24:51 -05:00
Thomas Harte
b7c407be10 The palette is meant to be read/write. 2019-11-07 23:11:06 -05:00
Thomas Harte
f45798faf0 Corrects initial safe value of line_length_. 2019-11-07 22:53:26 -05:00
Thomas Harte
7c66d7a13c Corrects sync and line-length latch timings. 2019-11-07 22:53:04 -05:00
Thomas Harte
f9a35c6636 Corrects potential wrap error for non-single-byte targets. 2019-11-07 22:23:26 -05:00
Thomas Harte
5e1570258d I think the horizontal interrupt is blank, not sync. 2019-11-07 22:00:50 -05:00
Thomas Harte
fc8021c0b0 Adds a centre crop. 2019-11-07 20:02:45 -05:00
Thomas Harte
c9cd56915e Corrects typo that was adding an extra line of PAL video. 2019-11-07 19:55:49 -05:00
Thomas Harte
1fd19c5786 Attempts to add proper bus timing. 2019-11-07 19:55:00 -05:00
Thomas Harte
ce66b5fd9c Corrected member variable names. 2019-11-07 19:44:22 -05:00
Thomas Harte
8aa425c9d8 Fixes medium resolution mode. 2019-11-06 23:25:36 -05:00
Thomas Harte
ec68bc5047 Corrects output glitches: channel de sync and improper border beginnings. 2019-11-06 22:37:05 -05:00
Thomas Harte
0971bbeebe Merge branch 'master' into AtariST 2019-11-05 23:24:26 -05:00
Thomas Harte
9292f66c2d
Merge pull request #669 from TomHarte/WOZDoc 
Update explanation of NIB processing.
 2019-11-05 23:21:25 -05:00
Thomas Harte
f3e2e88986 Update explanation of NIB processing. 2019-11-05 23:20:20 -05:00
Thomas Harte
6afefa107e Resolves unused variable warning. 2019-11-05 23:18:25 -05:00
Thomas Harte
0ce807805d Eliminates most masks, at least for now. 2019-11-05 23:17:59 -05:00
Thomas Harte
41f3c29e30 Attempts to switch to correct video state machine. 
Some glitches remain to be ironed out.
 2019-11-05 23:02:25 -05:00
Thomas Harte
6c75c60149 Merge branch 'master' into AtariST 2019-11-05 22:05:51 -05:00
Thomas Harte
015f2101f8
Merge pull request #668 from TomHarte/OverAllocation 
Resolves a potential out-of-bounds array access.
 2019-11-05 21:52:44 -05:00
Thomas Harte
35f1a7ab10 Resolves a potential out-of-bounds array access. 
Risk was: allocation exactly joins end of buffer. In which case the next get_data won't wrap the texture y coordinate since it won't spot an x overage.
 2019-11-05 21:47:40 -05:00
Thomas Harte
8df1eea955 Goes big on flushing. 2019-11-03 23:03:50 -05:00
Thomas Harte
eeafdf2c03 Slightly expands list of recognised Intelligent Keyboard commands. 2019-11-03 21:58:15 -05:00
Thomas Harte
befe2c2929 Adds floppy drive activity indicators. 2019-11-03 21:57:54 -05:00
Thomas Harte
46ec3510be Fixed: ST sectors are numbered from 1, not 0. 2019-11-03 21:18:29 -05:00
Thomas Harte
e9965c2738 Obeys stated memory size. 2019-11-03 21:18:17 -05:00
Thomas Harte
48b0d8c329 Adds bus req/ack to the DMA controller; hacks support into the ST. 2019-11-03 21:11:25 -05:00
Thomas Harte
07582cee4a BusGrant is a further signal I will need. 2019-11-03 21:10:42 -05:00
Thomas Harte
4dbd2a805a Nudges closer to DMA support. 2019-11-03 17:24:36 -05:00
Thomas Harte
20bf425f98 Drive select lines are active low. 2019-11-02 23:37:56 -04:00
Thomas Harte
0567410bcf Attempts to start getting the WDC working. 2019-11-02 23:26:42 -04:00
Thomas Harte
6d1e09ba55 Connects up the AY to floppy drive/side selection. 2019-11-02 23:04:08 -04:00
Thomas Harte
f40dbefa67 Implements most of keyboard input. 2019-11-02 22:30:02 -04:00
Thomas Harte
f93cdd21de Reverses bit order. 
So, for the first time: a green desktop.
 2019-11-02 21:53:04 -04:00
Thomas Harte
e1dc3b1915 Reverses mouse buttons. 
So I can now navigate the disk-less GEM desktop and click on things.
 2019-11-02 21:38:57 -04:00