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9,680 Commits 8 Branches 121 Tags 496 MiB
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2848 Commits

Author SHA1 Message Date
Thomas Harte
2f78a1c7af Add SCSI controller inclusion logic. 2022-09-15 12:17:50 -04:00
Thomas Harte
dc35ec8fa0 Merge branch 'master' into AppleIISCSI 2022-09-15 12:05:58 -04:00
Thomas Harte
36c3cb1f70 Deal with pre-ROM03 case, now that it's easy. 2022-09-13 16:31:06 -04:00
Thomas Harte
6773a321c1 Switch to portable direct bitwise logic. 2022-09-13 16:02:49 -04:00
Thomas Harte
ffdf44ad4f Switch to overt use of std::fill. 2022-09-13 15:39:17 -04:00
Thomas Harte
cbfd8e18e8 Eliminate repetitive magic constants. 2022-09-02 15:54:16 -04:00
Thomas Harte
8dc1aca67c Add TODO shout-outs. 2022-08-31 21:20:08 -04:00
Thomas Harte
df29a50738 Attempt to support the DMA interface. 2022-08-31 15:33:48 -04:00
Thomas Harte
7996fe6dab 'Clock' the SCSI bus (i.e. make it aware of passing time). 2022-08-30 16:40:25 -04:00
Thomas Harte
4df2a29a1f Add storage to the bus. 2022-08-24 15:23:50 -04:00
Thomas Harte
6010c971a1 Provide a volume to the SCSI card if one is received. 2022-08-23 15:11:56 -04:00
Thomas Harte
ea4bf5f31a Provide card's SCSI ID. 2022-08-23 15:05:36 -04:00
Thomas Harte
f4c242d5e9 Attempt to offer centralised C8 region decoding. 2022-08-23 14:50:44 -04:00
Thomas Harte
0595773355 Invents a new virtual select line for extended handling card ROM areas. 2022-08-23 14:41:45 -04:00
Thomas Harte
f89ca84902 Add missing include. 2022-08-22 21:44:33 -04:00
Thomas Harte
246bd5a6ac Merge branch 'master' into AppleIISCSI 2022-08-22 17:09:57 -04:00
Thomas Harte
3c2d01451a Remove dead comment. 2022-08-22 17:01:52 -04:00
Thomas Harte
c2c81162a1 Sketch out some of the easy stuff. 2022-08-22 16:48:51 -04:00
Thomas Harte
3d234147a6 Add in collected specs. 2022-08-22 10:22:19 -04:00
Thomas Harte
8e7f53751d Add Apple II SCSI ROM to the catalogue. 2022-08-21 22:03:52 -04:00
Thomas Harte
bfc77f1606 Add workaround that further isolates whatever bug Spindizzy reveals. 2022-08-19 16:38:42 -04:00
Thomas Harte
a6b8285d9c Factor out the blitter sequencer. 2022-08-19 16:38:15 -04:00
Thomas Harte
837acdcf60 Experimentally decline immediate blits. 2022-08-16 21:51:13 -04:00
Thomas Harte
7289192130 Fix refresh slots: they're taken, not open. 2022-08-16 21:51:02 -04:00
Thomas Harte
bb54ac14b8 Prove that new output errors are [probably] external to the Blitter. 2022-08-15 11:10:17 -04:00
Thomas Harte
856e3d97bf Merge branch 'master' into SerialisedBlitter 2022-08-15 10:54:36 -04:00
Thomas Harte
94231ca3e3 Put word-sizing responsibility on the caller. 2022-08-10 16:41:45 -04:00
Thomas Harte
e2a8b26b57 Display properly from greater RAM sizes. 2022-08-10 16:36:11 -04:00
Thomas Harte
6d1c954623 Make ST RAM size selectable, default to 1MB. 2022-08-10 12:00:06 -04:00
Thomas Harte
bdb35b6191 Add an easier hook for debugging. 2022-08-08 21:00:28 -04:00
Thomas Harte
892580c183 Clarify test. 2022-08-08 15:57:36 -04:00
Thomas Harte
d4b7d73fc4 Further reduces lines to one access per slot, max. 2022-08-07 19:19:00 -04:00
Thomas Harte
867769f6e7 Reduces line drawing to two accesses per slot. 
Still a fiction, but a better one.
 2022-08-07 19:15:03 -04:00
Thomas Harte
3781b5eb0e Provide further context. 2022-08-06 14:40:12 -04:00
Thomas Harte
318cea4ccd Attempt a full bus-transaction comparison. 2022-08-06 10:06:49 -04:00
Thomas Harte
45892f3584 Add optional transaction records to the Blitter. 2022-08-06 09:51:20 -04:00
Thomas Harte
612413cb1c Remove redundant state. 2022-08-04 10:06:14 -04:00
Thomas Harte
511ec5a736 Apply modulos at end of final line. 
Possibly I need to rethink the sequence logic?
 2022-07-30 21:35:26 -04:00
Thomas Harte
4fb9dec381 Fix use of bool. 2022-07-30 21:02:44 -04:00
Thomas Harte
82476bdabe Avoid 'complete' repetition. 2022-07-30 21:02:04 -04:00
Thomas Harte
58ee8e2460 Minor tidy-up. No fixes. 2022-07-30 21:00:50 -04:00
Thomas Harte
94a90b7a89 Attempt a real slot-by-slot blit. 2022-07-30 20:34:37 -04:00
Thomas Harte
5d992758f8 Ensure blitter with all flags disabled terminates. 2022-07-30 20:13:37 -04:00
Thomas Harte
27b8c29096 Apply modulos at end of line, not beginning. 2022-07-30 10:27:53 -04:00
Thomas Harte
93d2a612ee Add an explicit flush-pipeline step; some tests now pass. 2022-07-29 16:33:46 -04:00
Thomas Harte
03d4960a03 Begin a full-synchronous usage of the sequencer, at least exposing poor handling of the pipeline. 2022-07-29 16:15:18 -04:00
Thomas Harte
1ac0a4e924 Provide a loop count directly from the sequencer. 
This avoids the caller having to take a guess at iterations.
 2022-07-29 12:14:59 -04:00
Thomas Harte
d85d70a133 Add documentation, formal begin function. 2022-07-26 22:01:43 -04:00
Thomas Harte
2c95dea4db Introduce putative blitter sequencer. 2022-07-26 17:05:05 -04:00
Thomas Harte
804c12034c Apply blitter priority bit. 2022-07-26 16:07:26 -04:00