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Author SHA1 Message Date
Thomas Harte
88e2350b8f Prevents undefined behaviour from the CPC's timer. 2017-10-17 22:53:52 -04:00
Thomas Harte
57ee09dffb Merge pull request #258 from TomHarte/UndefinedBehaviour 
Corrects large swathes of undefined behaviour
 2017-10-17 22:35:59 -04:00
Thomas Harte
7c8e830b90 Adjusted the Acorn tape parser to avoid signed left shifts. 2017-10-17 22:34:49 -04:00
Thomas Harte
ba5f668338 Ensured full CRT instance initialisation. 2017-10-17 22:34:10 -04:00
Thomas Harte
2c1e99858b Fixed HalfCycles to allow conversion from Cycles without relying on undefined behaviour. 
Specifically: left shifting a negative number.
 2017-10-17 22:22:51 -04:00
Thomas Harte
7f2febeec9 Ensures complete DPLL initial state assignment. 2017-10-17 22:13:37 -04:00
Thomas Harte
2d7a4fe5f0 Switches the MFM shifter to unsigned accumulation. 
Since left shifting signed numbers is undefined behaviour.
 2017-10-17 22:12:04 -04:00
Thomas Harte
91b867a7b3 Ensures full 8272 instance state initialisation. 2017-10-17 22:11:01 -04:00
Thomas Harte
3944e734d3 Ensures full 6845 instance state initialisation and uses an unsigned shifter. 2017-10-17 22:10:28 -04:00
Thomas Harte
ce78d9d12c Introduces buffer alignment when writing to textures. 
To avoid cross-boundary writes and hopefully to eke out a little better performance.
 2017-10-17 22:09:48 -04:00
Thomas Harte
edbc60a3fb Various undefined behaviour fixes. 
Primarily around uninitialised variables, but also with an attempted use of a negative pointer.
 2017-10-17 21:29:19 -04:00
Thomas Harte
88959571f1 Merge pull request #257 from TomHarte/CPMReading 
Corrects CPM reader buffer overwrites
 2017-10-17 20:54:02 -04:00
Thomas Harte
b4583e976e Corrects buffer overwrites resulting from failure to treat a number of records of 0x80 as a special case. 2017-10-17 20:52:16 -04:00
Thomas Harte
19c03a08a6 Merge pull request #255 from TomHarte/BatchDriveUpdates 
Rewires so as to give disk images visibility of large change sets rather than per-sector track rewrites.
 2017-10-07 19:42:14 -04:00
Thomas Harte
44cdc124af Switches to providing a full record of changes to disk images, rather than feeding them a track at a time. 
Gets explicit about `override`s while doing so, to ensure full adaptation.
 2017-10-07 19:37:36 -04:00
Thomas Harte
b37787a414 Ensures lifetime-linked track flushing without relying on virtual calls within a destructor. 2017-10-07 19:14:18 -04:00
Thomas Harte
53b99ea248 Uses Disk::flush_tracks to elide replacement of dirty tracks. 2017-10-06 22:07:42 -04:00
Thomas Harte
97a2be71e3 Introduces flush_tracks to Drive, while switching its interface to using Track::Address and adjusting associated integer types. 2017-10-06 21:45:12 -04:00
Thomas Harte
f623bff5c3 Removes unnecessary call. 2017-10-06 18:48:51 -04:00
Thomas Harte
2511fc8401 Merge pull request #254 from TomHarte/C++BestEffortUpdater 
Commutes the best-effort updater into C++11.
 2017-10-05 18:28:46 -04:00
Thomas Harte
d37ec9e5b0 Attempts to ensure good behaviour if dealt an adjustable clock, and consts where possible. 2017-10-05 18:23:56 -04:00
Thomas Harte
95c82f5b36 Merge branch 'C++BestEffortUpdater' of github.com:TomHarte/CLK into C++BestEffortUpdater 2017-10-05 18:17:52 -04:00
Thomas Harte
ec202ed8be Merge branch 'master' into C++BestEffortUpdater 2017-10-05 18:17:35 -04:00
Thomas Harte
7190225603 Merge branch 'master' into C++BestEffortUpdater 2017-10-05 18:12:33 -04:00
Thomas Harte
52e7cabd4e Merge pull request #253 from TomHarte/Swift4UnitTests 
Removes usages of deprecated Swift initialiser within unit tests.
 2017-10-05 18:12:12 -04:00
Thomas Harte
064f1dfdbc Removes usages of deprecated initialiser. 2017-10-05 18:10:47 -04:00
Thomas Harte
f40e1fd840 Commutes the best-effort updater into C++11. 2017-10-05 18:09:58 -04:00
Thomas Harte
e194a2a015 Removes usages of deprecated initialiser. 2017-10-05 16:45:13 -04:00
Thomas Harte
c39759333a Merge pull request #252 from TomHarte/Casts 
Begins this project's conversion to functional-style casts.
 2017-10-03 22:05:22 -04:00
Thomas Harte
edb9fd301c Begins this project's conversion to functional-style casts. 2017-10-03 22:04:15 -04:00
Thomas Harte
ea5023ac26 Merge pull request #251 from TomHarte/HFEWriteable 
Makes HFE files writeable
 2017-10-03 21:32:05 -04:00
Thomas Harte
0fb363ea0e Adds writing support for HFEs. 2017-10-03 21:24:20 -04:00
Thomas Harte
1cc85615d5 Factors HFE track seeking out from the track fetching method. 2017-10-03 20:33:55 -04:00
Thomas Harte
7b01c1bee6 Revokes direct visibility of is_read_only_ to subclasses of FileHolder. 2017-10-03 19:36:06 -04:00
Thomas Harte
35705c5345 Factors out bit reversing from the HFE class. 2017-10-03 19:12:45 -04:00
Thomas Harte
f41da83d97 Seeks to eliminate race conditions on the best-effort updater. 2017-09-30 21:34:43 -04:00
Thomas Harte
cd1e5dea4d Merge pull request #250 from TomHarte/TrackToBits 
Refactors MFM support, breaking it into components
 2017-09-30 20:31:43 -04:00
Thomas Harte
ef605eda51 Factors out commonalities in SSD/DSD and ADF implementations. 2017-09-30 20:30:15 -04:00
Thomas Harte
2f48ee59fa Merge branch 'TrackToBits' of github.com:TomHarte/CLK into TrackToBits 2017-09-30 20:12:56 -04:00
Thomas Harte
f86729c4ac Ensures safe machine release upon window closure. 2017-09-30 20:12:46 -04:00
Thomas Harte
5f99f4442c Ensures safe machine release upon window closure. 2017-09-30 20:07:04 -04:00
Thomas Harte
326857a84d Corrects FM/MFM selection when looking for sectors. 2017-09-29 22:48:00 -04:00
Thomas Harte
5dd3945695 Factors out the more egregious similarities between ADF and SSD. 2017-09-29 22:07:23 -04:00
Thomas Harte
19eb975c73 Adds an intermediate step in CP/M directory parsing. 
To reduce amount of time spent allocating and reallocating buffers.
 2017-09-29 21:38:16 -04:00
Thomas Harte
698ffca51b Recasts the [M]FM parser in terms of the new factoring. 
Temporarily breaks SSD writing support.
 2017-09-29 20:08:36 -04:00
Thomas Harte
fe3cc5c57c Removes dead pragma. 2017-09-28 20:47:25 -04:00
Thomas Harte
f488854720 Switches Oric MFM DSK serialisation to feeding a track serialisation to a shifter. 
Thereby eliminates the parser's need to offer get_track.
 2017-09-27 22:14:50 -04:00
Thomas Harte
51c0c45e04 Turns MFM bit length into a globally-available constant. 2017-09-27 21:30:09 -04:00
Thomas Harte
c3e1489a8e Introduces Track::Address, a parallel to Sector::Address to enable more uniform storage. 2017-09-27 21:29:06 -04:00
Thomas Harte
e3420f62c6 Switches the Acorn ADF implementation to using the new track_serialisation/sectors_from_segment route for decomposition of a track into sectors. 2017-09-26 22:05:33 -04:00