Thomas Harte
894d196b64
Avoids massive overallocation where sync blocks overlap the index hole.
2020-03-24 21:34:33 -04:00
Thomas Harte
614032198e
Ensures no divide by zero during initial construction.
2020-02-18 22:58:37 -05:00
Thomas Harte
3cb6bbf771
Uses the union of all drive statuses to determine Drive::Controller's preferred clocking.
2020-02-12 22:28:42 -05:00
Thomas Harte
0c2f77305f
Eliminates dangling printf.
2020-02-11 22:12:30 -05:00
Thomas Harte
05bcd73f82
Attempts to pull drive ownership into DiskController.
...
For the sake of being more intelligent as to drive clocking, hopefully. And, eventually, to support multiple drive selection.
2020-02-11 21:59:13 -05:00
Thomas Harte
1b27eedf6b
Ensure this can definitely never divide by 0.
2020-01-28 23:25:21 -05:00
Thomas Harte
294e09f275
All these 'override's can be 'final's.
...
At least for the purpose of being communicative. I doubt there's much to gain in terms of compiler output — the DiskImageHolder can avoid some virtual lookups but nothing else leaps out.
2020-01-23 22:57:51 -05:00
Thomas Harte
98daad45c7
Removers Factors.hpp; now this is a C++17 project.
2020-01-19 23:18:59 -05:00
Thomas Harte
1b4b6b0aee
Renames: NumberTheory -> Numeric.
2020-01-19 23:14:35 -05:00
Thomas Harte
357137918d
Adds fuzzy but marking through the GetTrackWithSectors interface.
2020-01-19 21:41:10 -05:00
Thomas Harte
da3ee381f4
Attempts a full wiring up of fuzzy bits.
2020-01-19 21:20:21 -05:00
Thomas Harte
d27d14d2b0
Supplies fuzzy masks where specified.
2020-01-19 21:08:49 -05:00
Thomas Harte
b0326530d6
Allows fuzzy masks to be fed into the FM and MFM encoders.
2020-01-19 21:08:15 -05:00
Thomas Harte
c2bd5be51a
This seems to be the proper interpretation of speeds?
2020-01-19 20:42:51 -05:00
Thomas Harte
84f5feab70
Properly flags up overloads.
2020-01-19 20:37:54 -05:00
Thomas Harte
5391a699a4
Adds the ability for a PCMSegment to maintain 'fuzzy' (i.e. random) bits. Implements an LFSR for bit generation.
...
I'm not necessarily happy with the idea of just shoving in a [pseudo-]random number generator in rather than emulating the proper process underneath, but for now I throw my arms up.
2020-01-19 20:09:11 -05:00
Thomas Harte
f3f8345e5e
Corrects spelling mistake.
2020-01-19 20:05:52 -05:00
Thomas Harte
f34ddce28f
Adds support for STX speed zones.
2020-01-19 12:38:33 -05:00
Thomas Harte
50348c9fe7
Adds the ability to substitute a target during encoding.
2020-01-19 12:11:56 -05:00
Thomas Harte
d4be052e76
Switch to matching fragments.
2020-01-18 14:18:59 -05:00
Thomas Harte
229b7b36ed
Merge branch 'master' into ShifterSync
2020-01-18 13:38:56 -05:00
Thomas Harte
aeac6b5888
Allows the type of RDY signal to be specified.
2020-01-16 21:34:48 -05:00
Thomas Harte
99122efbbc
Adds a slight cool-down period on end-of-rotation.
...
Along with the corresponding inactive transition of the ready signal.
2020-01-15 23:29:52 -05:00
Thomas Harte
30e856b9e4
Renames motor_is_on_ to motor_input_is_on_ to start to disambiguate the two things.
2020-01-15 23:16:25 -05:00
Thomas Harte
6b08239199
Adapts slightly; it would seem that BD-DOS disks really fill up space.
2020-01-14 23:16:06 -05:00
Thomas Harte
ecb5807ec0
Enssures STX interprets sector sizes correctly.
2020-01-14 21:35:37 -05:00
Thomas Harte
942986aadc
Insures against badly-placed locations.
2020-01-13 22:49:12 -05:00
Thomas Harte
1f539822ee
Adds better support for WD-esque false sync, improves STX track patching.
2020-01-13 22:19:48 -05:00
Thomas Harte
fab35b360a
Ensure an encoder is created even if no sectors are placed.
2020-01-12 22:37:00 -05:00
Thomas Harte
b3b2e18c4b
Ensures head and track counts are reported accurately.
2020-01-12 22:23:34 -05:00
Thomas Harte
2d233b6358
Makes a more concrete attempt at track/sector combination.
2020-01-12 22:18:31 -05:00
Thomas Harte
83ed36eb08
Add missing #include.
2020-01-12 17:56:04 -05:00
Thomas Harte
89f4032ffc
Merge branch 'master' into STX2
2020-01-12 17:55:19 -05:00
Thomas Harte
514141f8c5
Eliminates the optionality of a DPLL receiver.
2020-01-12 17:45:02 -05:00
Thomas Harte
8e3a618619
Corrects Mac build, shrinks default history [back] to 3 slots.
2020-01-12 17:33:34 -05:00
Thomas Harte
6df6af09de
Remove dead .cpp.
2020-01-12 17:25:59 -05:00
Thomas Harte
f42655a0fc
Promote DigitalPhaseLockedLoop to a template, simplify to O(1) add_pulse.
2020-01-12 17:25:21 -05:00
Thomas Harte
f81a7f0faf
Ensures prefixes are MFM encoded and decoded.
2020-01-11 22:10:41 -05:00
Thomas Harte
2b4c924399
Makes an effort to locate address and data bodies within track.
...
"Not completely successful" would be the polite term.
2020-01-09 23:28:07 -05:00
Thomas Harte
64517a02b7
Adds code to deal with sector-free tracks.
2020-01-09 21:50:32 -05:00
Thomas Harte
b4befd57a9
Advances to being able to cope with STXs with no special features whatsoever.
...
Well, other than perhaps a broken data CRC. Fuzzy bits, timing differences and the stuff between sectors are all currently absent.
2020-01-09 21:03:01 -05:00
Thomas Harte
985b36da73
Starts towards STX support.
2020-01-07 23:21:32 -05:00
Thomas Harte
c0b5bfe726
Ensure no possible return without value.
2020-01-02 23:43:53 -05:00
Thomas Harte
54fe01b532
Fixed: the final track is inclusive, not exclusive.
2019-12-24 23:08:16 -05:00
Thomas Harte
f633cf4c3f
Adds a basic implementation of the non-instantaneous index pulse.
2019-12-24 21:05:17 -05:00
Thomas Harte
dfa6b11737
Adds responsibility for an ongoing index pulse to the drive.
2019-12-24 20:53:37 -05:00
Thomas Harte
adc2b77833
Enhances with constexpr.
2019-12-24 18:53:50 -05:00
Thomas Harte
0dae608da5
Embraces std::make_[unique/shared] in place of .reset(new .
2019-12-23 21:31:46 -05:00
Thomas Harte
34a3790e11
Minor static_cast clean-ups.
2019-12-22 17:56:59 -05:00
Thomas Harte
274867579b
Deploys constexpr as a stricter const.
2019-12-22 00:22:17 -05:00
Thomas Harte
e9318efeb6
Switches to std::make_shared/make_unique in a bunch of applicable places.
...
No doubt many more similar improvements are available, these are just the ones that were easy to find.
2019-12-21 23:34:25 -05:00
Thomas Harte
416d68ab3a
Installs some additional safety guards.
2019-12-19 22:27:50 -05:00
Thomas Harte
797abae4b3
Compacts gaps when necessary to fit more sectors.
2019-12-19 19:36:19 -05:00
Thomas Harte
332f0d6167
Ensures MSAs are explicitly read-only.
2019-12-08 11:52:15 -05:00
Thomas Harte
9d07765823
Ensures proper precedence of * over %.
2019-11-14 23:19:31 -05:00
Thomas Harte
2c4f372872
Adds support for the .ST file format.
2019-11-12 23:23:14 -05:00
Thomas Harte
74be876d72
Corrects track count calculation for DSD disks.
2019-11-12 23:22:56 -05:00
Thomas Harte
e8e166eec5
Ensures no out-of-disk-bounds mirroring.
2019-11-12 23:22:25 -05:00
Thomas Harte
0204003680
Resolves GCC warnings.
2019-11-09 16:12:37 -05:00
Thomas Harte
0971bbeebe
Merge branch 'master' into AtariST
2019-11-05 23:24:26 -05:00
Thomas Harte
f3e2e88986
Update explanation of NIB processing.
2019-11-05 23:20:20 -05:00
Thomas Harte
46ec3510be
Fixed: ST sectors are numbered from 1, not 0.
2019-11-03 21:18:29 -05:00
Thomas Harte
1c154131f9
Expands size of storage in Cycles/HalfCycles; adjusts widely to compensate.
2019-10-29 22:36:29 -04:00
Thomas Harte
909685d87d
A drive with no disk is now happy to spin its motor.
...
It'll continue to produce index-hole events, which might not be accurate for 5.25" drives. Research to do.
2019-10-26 22:57:05 -04:00
Thomas Harte
c66c484c54
Removes unused includes.
2019-10-20 20:38:54 -04:00
Thomas Harte
345b32d6e3
Implements read-only MSA support.
2019-10-20 20:38:54 -04:00
Thomas Harte
8b397626bf
Adds a route through the static analyser to the Atari ST.
2019-10-20 20:38:54 -04:00
Thomas Harte
9d17d48bca
Ensures cycles_per_revolution_ is populated for fixed-rate drives.
2019-09-28 23:23:15 -04:00
Thomas Harte
faec516a2c
Starts pushing towards figuring out a proper infrastructure for mass storage.
2019-08-21 23:22:58 -04:00
Thomas Harte
f668e4a54c
Makes an attempt at getting the 5380 past arbitration.
...
Not entirely successful. Also gets a bit smarter with `final` on ClockingHint::Sources.
2019-08-15 23:14:40 -04:00
Thomas Harte
b1f04ed96d
Eliminates the crutch of PlusToo BIN files.
...
Thereby returning the .bin extension to the various consoles.
2019-07-28 16:07:16 -04:00
Thomas Harte
786b26d23e
Adds an admission of incompleteness.
...
I really need to figure out the 5-and-3 encoding.
2019-07-26 23:23:40 -04:00
Thomas Harte
d08d8ed22c
Adds a further drift safeguard.
2019-07-26 23:23:01 -04:00
Thomas Harte
572e8b52e1
At the cost of extra storage, attempts to simplify away potential rounding issues around the index hole.
2019-07-26 17:20:32 -04:00
Thomas Harte
9b634472c6
Gets a little more rigorous on "high resolution".
2019-07-26 15:26:51 -04:00
Thomas Harte
d2bfd59953
Ensures positional continuity across rotation speed changes.
2019-07-25 22:29:54 -04:00
Thomas Harte
3d20ae47ea
Ensures cycles_since_index_hole_ is wrapped to track length.
2019-07-25 21:48:01 -04:00
Thomas Harte
77333ff9f7
It appears that file checksums are not reliable.
2019-07-17 14:56:50 -04:00
Thomas Harte
79a624e696
Applies more rigorous logic to deciding when to stop parsing.
2019-07-16 18:06:54 -04:00
Thomas Harte
c123ca1054
Slightly improves syntax.
2019-07-16 18:05:58 -04:00
Thomas Harte
9f0f35033d
Introduces sector interleaving.
2019-07-16 18:05:40 -04:00
Thomas Harte
3633285aaa
Ensures a trailing zero bit isn't dropped.
2019-07-16 16:36:00 -04:00
Thomas Harte
cb16790330
Improves qualifiers.
2019-07-15 22:40:45 -04:00
Thomas Harte
ca37fd8f4c
Corrects tag preservation.
2019-07-15 17:15:06 -04:00
Thomas Harte
46b98dab70
Bumps up the amount of reserved storage.
...
To avoid a reallocation when reading Mac data.
2019-07-15 17:12:31 -04:00
Thomas Harte
0568996264
Fixes a couple of data arrangement issues on output.
2019-07-15 17:11:58 -04:00
Thomas Harte
5b05a9bc61
Extends Drive to report is_writing and so that writing works as the first action.
2019-07-12 18:53:41 -04:00
Thomas Harte
2c39229b13
Adds has-new-disk flag, allowing mounting of software from the desktop.
2019-07-12 13:17:24 -04:00
Thomas Harte
6c2cc206a6
Takes a first stab at write support for Macintosh disk images.
...
Albeit that the Macintosh itself can't yet write.
2019-07-11 18:09:37 -04:00
Thomas Harte
5a9f3cfc1e
Completes Mac GCR decoding and its associated test.
2019-07-11 17:37:07 -04:00
Thomas Harte
8f28b33342
Starts work on Macintosh GCR decoding.
2019-07-11 16:28:52 -04:00
Thomas Harte
c4ab0bb867
Starts sketching out an interface for IWM drives, eliminating a dangling use of unsigned as it goes.
2019-07-10 16:05:59 -04:00
Thomas Harte
3f303511bd
Adds cstring include, in support of memcpy.
2019-07-08 18:06:58 -04:00
Thomas Harte
b9c2c42bc0
Switches drives to using floats for time counting.
...
Hopefully to eliminate a lot of unnecessary `Time` work; inaccuracies should still be within tolerable range.
2019-07-02 15:43:03 -04:00
Thomas Harte
68a3e5a739
Renamed DiskCopy42 to MacintoshIMG, now that it's not just DiskCopy 4.2 files.
2019-06-18 14:32:58 -04:00
Thomas Harte
9730800b6a
Adds support for raw sector dumps.
2019-06-18 14:14:25 -04:00
Thomas Harte
506276a2bd
Corrected: use format tag as intended.
2019-06-18 14:04:28 -04:00
Thomas Harte
df56e6fe53
Fixed: the sector number also goes into sector bodies.
...
Also the checksum is written in the other order, and the final byte of data isn't output.
2019-06-18 10:34:10 -04:00
Thomas Harte
756641e837
Fixed: tags go first, then data.
2019-06-16 22:00:12 -04:00
Thomas Harte
05c2854dbc
Makes at least some attempt at producing real disk tracks.
2019-06-16 21:17:24 -04:00
