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9,950 Commits 9 Branches 118 Tags 495 MiB
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Author SHA1 Message Date
Thomas Harte
41ba883fb6 Honour direction, start transfer immediately. 2023-01-28 22:47:27 -05:00
Thomas Harte
1e646eb57b Improve transfer flag for LMMC. 2023-01-28 21:45:05 -05:00
Thomas Harte
2d6afe1013 Reduce repetition, tidy slightly. 2023-01-28 21:43:14 -05:00
Thomas Harte
d3c446d91b Take a shot at LMMC. 2023-01-28 21:30:45 -05:00
Thomas Harte
975ead5d01 Edge towards not assuming graphics mode. Much more to do here. 2023-01-28 13:54:26 -05:00
Thomas Harte
c6cda7c401 Switch to absolute placement of deferred events; properly serialise commands. 2023-01-28 11:55:12 -05:00
Thomas Harte
7e69e33ec2 Use paletted Yamaha border colour. 2023-01-27 22:42:02 -05:00
Thomas Harte
95e00dd958 Take slightly wrong-headed steps towards proper command timing. 2023-01-27 22:20:36 -05:00
Thomas Harte
8a673a697b Further adapt internal terminology. 2023-01-27 12:30:09 -05:00
Thomas Harte
75ad4cdb67 Fix line semantics. 2023-01-27 11:57:40 -05:00
Thomas Harte
d42b6df570 Retain extra pattern name address bits. 2023-01-27 06:44:11 -05:00
Thomas Harte
81b00c6d97 Add notes. 2023-01-26 22:25:10 -05:00
Thomas Harte
1e5f751bc0 Require STOP in order to stop. 2023-01-26 22:08:36 -05:00
Thomas Harte
9a65fffe16 That's PSET, not POINT. 2023-01-26 22:02:40 -05:00
Thomas Harte
515fa22bfe Implement point. 2023-01-26 21:52:41 -05:00
Thomas Harte
66ac089cc2 Deallocate. 2023-01-26 21:49:32 -05:00
Thomas Harte
5d5098acb2 Hack in vertical scrolling. 2023-01-26 21:38:51 -05:00
Thomas Harte
1bf8406e7e Correct deserialisation order. 2023-01-26 21:34:56 -05:00
Thomas Harte
75acbd2d6c A quick hack shows some part of the MSX logo. 2023-01-26 21:31:49 -05:00
Thomas Harte
baa6f9b3cd Implements the Command side of the line command. 2023-01-26 21:17:11 -05:00
Thomas Harte
1c6a0ad3f7 Clean up repetition. 2023-01-26 19:51:56 -05:00
Thomas Harte
fbfa26ad5e Minor steps towards implementing Line. 2023-01-26 12:55:08 -05:00
Thomas Harte
b12fd00145 Generate an appropriate instance for line drawing. 2023-01-26 12:09:06 -05:00
Thomas Harte
0c8815d6a0 Retain command-engine context. 2023-01-26 11:59:27 -05:00
Thomas Harte
700470915a Add pixel serialisation for Yamaha graphics mode 5. 2023-01-24 23:07:29 -05:00
Thomas Harte
f8b42d4107 While being lazy with types, implement 4/5/6/7 fetching. 2023-01-24 13:15:00 -05:00
Thomas Harte
63bd0f918d Be overt about buffer target and vertical position. 2023-01-24 12:46:09 -05:00
Thomas Harte
445b34933a Edge further towards actual fetching. 2023-01-23 23:19:04 -05:00
Thomas Harte
6b85ee9607 Months seem to start at 1; also fix seeded year for MSX. 2023-01-23 22:52:26 -05:00
Thomas Harte
bbd8b011ba Remove temporarily-faulty check. 2023-01-23 22:52:03 -05:00
Thomas Harte
15fbf4cb7f Ensure Yamaha-style refresh is used in all modes. 2023-01-23 22:39:34 -05:00
Thomas Harte
7293f9dc10 Remove extraneous brackets, add comment to self. 2023-01-23 22:25:56 -05:00
Thomas Harte
8567c934b1 Ensure Yamaha refresh program is used. 2023-01-22 22:11:01 -05:00
Thomas Harte
2744a9b6b0 Tidy up. 2023-01-22 22:02:39 -05:00
Thomas Harte
91047e5b3a Start attempting to use table-based Yamaha fetch. 2023-01-22 22:00:28 -05:00
Thomas Harte
c6dd7d4726 Transcribe no-sprite event list. 2023-01-22 20:19:21 -05:00
Thomas Harte
b7d80f5ed1 Copy in some notes, expand line buffer. 2023-01-21 23:04:48 -05:00
Thomas Harte
a5765abbad Route into the Yamaha fetcher. 
Albeit that it doesn't yet fetch.
 2023-01-21 22:47:16 -05:00
Thomas Harte
696ec12516 Add address rotation for applicable modes. 2023-01-21 22:33:26 -05:00
Thomas Harte
c9734df65c Implement extended colour, sprite and RAM pointers. 2023-01-21 20:45:23 -05:00
Thomas Harte
13e490e7d7 Log selected screen mode. 2023-01-21 14:48:55 -05:00
Thomas Harte
cefcc1d443 Expand Yamaha graphics mode recognition. 2023-01-21 14:35:26 -05:00
Thomas Harte
d1f929e6f7 Just do a multiply and divide. Easy. 2023-01-21 14:19:52 -05:00
Thomas Harte
c9643c4145 Log memory control meaningfully. 2023-01-21 14:13:02 -05:00
Thomas Harte
e289e6e757 Catch and map Yamaha palette entries. 
It's one less thing in the uncaptured log.
 2023-01-21 14:12:46 -05:00
Thomas Harte
a726c9d97a Enable indirect register writes. 2023-01-20 23:14:57 -05:00
Thomas Harte
c77e7c268f 1 = disable, 0 = enable. 2023-01-20 23:08:41 -05:00
Thomas Harte
9c57bfd58d Attempt to log dropped indirect writes. 2023-01-20 23:07:14 -05:00
Thomas Harte
4efda108c6 Transcribe the Yamaha 9938 register meanings. 2023-01-20 23:00:33 -05:00
Thomas Harte
191cf4829b Attempt real blank reporting. 2023-01-20 22:29:49 -05:00