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694 Commits

Author SHA1 Message Date
Thomas Harte
07b32844af Remove outdated comment. 2023-11-29 15:55:51 -05:00
Thomas Harte
7f0bb716f7 Grab sector contents, ready for more FDC work. 2023-11-29 15:55:37 -05:00
Thomas Harte
cd2567d868
Merge pull request #1222 from ryandesign/patch-1 
Fix typo in comment in AppleDSK.hpp
 2023-11-29 12:48:10 -05:00
Ryan Carsten Schmidt
2e314e7a08
Fix typo in comment in WOZ.cpp 2023-11-29 03:42:39 -06:00
Ryan Carsten Schmidt
afc62f3d94
Fix typo in comment in AppleDSK.hpp 2023-11-28 22:09:35 -06:00
Thomas Harte
8578dfbf22 Eliminate various other errant spaces. 2023-05-16 16:40:09 -04:00
Thomas Harte
ea50d5bda7 Eliminate dead bit reverser. 2023-05-10 17:14:39 -05:00
Thomas Harte
2b56b7be0d Simplify namespace syntax. 2023-05-10 16:02:18 -05:00
Thomas Harte
b921e893a2 Redirect relevant 2MG images to HDV. 2022-11-15 15:06:24 -05:00
Thomas Harte
d17fadbe0b Avoid off-by-one error in sector decoding. 
Specific issue: retaining the 256 bytes up to _and including_ the checksum, rather than excluding.
 2022-09-16 15:47:38 -04:00
Thomas Harte
9cba56237d Upgrade to constexpr. 2022-09-16 15:46:09 -04:00
Thomas Harte
ea9411b21c Breakup line, for easier debugging. 2022-09-16 15:43:23 -04:00
Thomas Harte
c4091a4cdb Fix address mapping, implement write. 2022-09-15 16:39:19 -04:00
Thomas Harte
d826532031 Read proper file contents. 2022-09-15 16:34:20 -04:00
Thomas Harte
d460f40b13 Improve comment. 
Status: this now seems to be blocked at unimplemented 5380 functionality.
 2022-08-30 16:44:03 -04:00
Thomas Harte
6fa4e379d2 Make a hacky and blunt offer of drive data. 2022-08-30 16:07:44 -04:00
Thomas Harte
e7b213604e Add comments. 2022-08-29 11:40:18 -04:00
Thomas Harte
20d685ec5c Permit a mass-storage device to be returned, in theory. 2022-08-26 16:38:10 -04:00
Thomas Harte
c7373a5d3e Overtly treat .ST images as FAT12. 2022-08-13 10:09:34 -04:00
Thomas Harte
8f2e94a1d8 Switch name back to emphasise _async_. 2022-07-16 14:41:04 -04:00
Thomas Harte
bf03bda314 Generalise AsyncTaskQueue, DeferringAsyncTaskQueue and AsyncUpdater into a single template. 2022-07-14 16:39:26 -04:00
Thomas Harte
1ce07e2ee8 This reads the file, so it can't be constexpr. 2022-07-05 17:01:38 -04:00
Thomas Harte
5ae461eb0b Avoid warning during optimised builds. 2022-06-03 15:43:27 -04:00
Thomas Harte
e7b3705060
Merge pull request #1007 from TomHarte/IPFFileFormat 
Adds partial support for the IPF file format.
 2022-06-02 12:58:47 -04:00
Thomas Harte
866b6c6129 Eliminate off_t. 2022-04-27 19:16:37 -04:00
Thomas Harte
18b6f17e86 With some refactoring makes some minor steps towards supporting gaps. 2022-01-06 17:24:31 -05:00
Thomas Harte
f37179d9f2 Gaps appear to contain pre-MFM data (?) 2022-01-02 15:39:26 -05:00
Thomas Harte
3e0b7d71d4 Properly handle partial bytes. 2022-01-01 19:09:19 -05:00
Thomas Harte
58d10943ed Add asserts to validate my reserve sizes. 2022-01-01 19:08:44 -05:00
Thomas Harte
dc920a04f6 Add missing #include. 2022-01-01 19:03:07 -05:00
Thomas Harte
d031381e70 Gaps provide content, and data chunk lengths seem to be in terms of unencoded bytes. 2022-01-01 18:47:07 -05:00
Thomas Harte
ed1b0b90f7 Makes a first attempt at encoding data. 2022-01-01 18:36:44 -05:00
Thomas Harte
38dd3c5c60 On second thoughts, no need to use a vector here. 2022-01-01 17:15:12 -05:00
Thomas Harte
350c98ab4d Add those densities I've yet discovered the rules for. 2021-12-29 18:15:37 -05:00
Thomas Harte
4f3c754771 Adds exposition. 2021-12-27 19:15:46 -05:00
Thomas Harte
dc994f001d Mention units. 2021-12-27 18:55:11 -05:00
Thomas Harte
9b6ccbcc95 Parses data and gap stream elements. 2021-12-27 18:12:44 -05:00
Thomas Harte
9d3cf9c73c Collate descriptions of all tracks. 2021-12-26 14:49:51 -05:00
Thomas Harte
28572d4392 Enforce string-length requirement. 2021-12-26 09:12:44 -05:00
Thomas Harte
0433db0370 Eliminate macro. 2021-12-25 19:36:54 -05:00
Thomas Harte
a6b326da48 Parse the INFO record. 2021-12-25 18:17:13 -05:00
Thomas Harte
e457ce66ea Adds sanity checks around CAPS block. 2021-12-25 17:32:29 -05:00
Thomas Harte
c118dd8afe Adds just enough to list all the blocks in an IPF. 2021-12-25 17:27:50 -05:00
Thomas Harte
dba3a3d942 Add through route to an IPF container. 2021-12-25 17:06:47 -05:00
Thomas Harte
6c606b5506 Fix through route to TargetPlatform::TypeDistinguisher. 2021-12-25 17:06:12 -05:00
Thomas Harte
544c137cb0 Add updated intel. 2021-10-16 13:30:56 -07:00
Thomas Harte
d9d20d9d30 Walk back slightly. 2021-10-14 18:02:58 -07:00
Thomas Harte
b12c640807 Makes drives non-copyable. 
To avoid error in the future.
 2021-10-14 12:37:55 -07:00
Thomas Harte
8960f471a0 Use unspread_bits for FM and MFM decoding. 2021-10-12 15:18:50 -07:00
Thomas Harte
955cb6411c Factor out bit spreading. 
(And do a better job of it)
 2021-10-12 14:49:01 -07:00
Thomas Harte
fc4ca4f8e3 I don't think there are sync words at the start of the track. 2021-10-12 10:38:15 -07:00
Thomas Harte
a1f02d0cd8 Add track padding. 2021-10-11 18:05:37 -07:00
Thomas Harte
addf9f9af4 Moves block byte writes into Storage::Encodings::MFM::Encoder. 2021-10-10 16:06:51 -07:00
Thomas Harte
c4cfcfab8e Checksums appear to be calculated as 32-bit quantities. 2021-10-10 12:58:10 -07:00
Thomas Harte
5e083426c5 Takes another run at checksums. 
It turns out I'd read entirely the wrong section of the ADF FAQ. Am now trying to piece things together from various EAB threads.
 2021-10-10 11:47:48 -07:00
Thomas Harte
aeaea073c6 Switch both: (i) which bits are odd/even; and (ii) nibble ordering. 2021-10-09 13:45:19 -07:00
Thomas Harte
ed303310bb Spell out slightly more; this makes debugging a touch easier. 2021-10-06 13:40:48 -07:00
Thomas Harte
ce8f782577 Corrects meaning of IBM-style RDY. 2021-10-06 04:42:44 -07:00
Thomas Harte
6566936be9 Be overt about the intended interface. 2021-10-04 16:45:33 -07:00
Thomas Harte
9012a7f5e1 Merge branch 'master' into Amiga 2021-09-23 23:00:03 -04:00
Thomas Harte
e5a5faa417 Resolves Clang 13 implicit conversion warnings. 2021-09-23 22:53:41 -04:00
Thomas Harte
2b0a4055f7 Makes an attempt at Amiga ADF encoding. 2021-07-16 20:07:17 -04:00
Thomas Harte
7cb16a3fc5 Introduces a shell for Amiga ADF decoding. 2021-07-16 18:11:07 -04:00
Thomas Harte
6b47fb38c6 Corrects buffer placement of decoded sectors. 2021-07-03 13:36:01 -04:00
Thomas Harte
bae8bb0c00 Gives the FAT parser responsibility for right trims. 2021-07-02 19:50:27 -04:00
Thomas Harte
a5b7d819a7 Correct FAT parser. 2021-07-02 19:28:13 -04:00
Thomas Harte
fe07a0b1d8 Starts to add a FAT[12] parser. 2021-07-02 18:56:43 -04:00
Thomas Harte
83a54fd6d2 Use the FAT12 boot sector to determine geometry. 2021-06-22 06:54:17 -04:00
Thomas Harte
c1678d7be7 Corrects exposition and transmission of drive selection. 
What a klutz I've been.
 2021-06-21 22:56:25 -04:00
Thomas Harte
199621db08 Observes that the actual guess here is MS-DOS-style. 2021-06-19 23:11:51 -04:00
Thomas Harte
cc3c3663f6 Makes minor style improvements. 2021-03-22 19:55:03 -04:00
Thomas Harte
772093c311 Add missing header. 2021-02-16 22:51:57 -05:00
Thomas Harte
bd54e30748 Adds workaround for Sweet 16, which can produce bad data. 2021-02-16 22:21:10 -05:00
Thomas Harte
b5ecd5f7ef Merge branch 'master' into AppleIIgs 2021-01-31 11:47:40 -05:00
Thomas Harte
ac95e4d758 Adds support for ADL-format disk images. 2021-01-30 18:39:29 -05:00
Thomas Harte
0bd3103949 Wires in the most common IIgs style of 2MG. 2020-11-24 18:19:34 -05:00
Thomas Harte
9a819d6ca0 Transcribes interesting 2MG fields, albeit without acting on them. 2020-11-23 22:02:32 -05:00
Thomas Harte
b4bf541eec Adds boilerplate route into a 2MG-handling class. 2020-11-23 21:42:18 -05:00
Thomas Harte
cddd72876f Flips meaning of ejected bit, to please the IIgs. 2020-11-18 17:20:48 -05:00
Thomas Harte
da8563733b Adds an informal guarantee. 2020-11-16 19:53:17 -05:00
Thomas Harte
e41faeb557 Adds a quick protection against sector ID buffer overrun. 2020-11-16 19:52:42 -05:00
Thomas Harte
a2a928e262 Takes a guess at the format of IIgs .po files; wires them through to the actual machine. 
... which still declines to boot.
 2020-11-12 18:01:26 -05:00
Thomas Harte
82d6a5387f Gives Qt disk controllers independent ROM/RAM selection logic. 
In particular, this fixes the Microdisc.
 2020-07-29 21:06:41 -04:00
Thomas Harte
b961665985 Ensures WOZ2 behaviour even if type_ has an invalid value. 
This pleases GCC 7.
 2020-07-24 21:56:20 -04:00
Thomas Harte
5ebbab6f35 Further relax Apple GCR static analysis requirements. 2020-07-20 19:50:33 -04:00
Thomas Harte
84dd194afd Corrects test for ::tracks_differ. 2020-07-20 19:48:20 -04:00
Thomas Harte
47f121ee4c Mark WOZs as read-only, with exposition as to why. 2020-07-19 00:08:49 -04:00
Thomas Harte
d8b699c869 Corrects index pulse signalling. 2020-07-19 00:06:27 -04:00
Thomas Harte
8dcb48254a Simplifies calculations very slightly. 2020-07-17 23:18:08 -04:00
Thomas Harte
f6b7467d75 Implement custom tracks_differ; support WOZ 2 3.5" drive geometry properly. 2020-07-17 22:09:55 -04:00
Thomas Harte
9d1d162cc8 Add an ability to avoid track flushing when file formats have sub-track precision. 2020-07-17 22:09:21 -04:00
Thomas Harte
4ee29b3266 Switches disk seeking logic fully to floating point. 2020-07-17 22:08:58 -04:00
Thomas Harte
c7ef258494 Ensures that five-and-three sectors pass static analysis. 2020-07-16 21:44:14 -04:00
Thomas Harte
4fec7c82ab Very minor grammar improvement. 2020-07-16 21:43:03 -04:00
Thomas Harte
9a952c889f Fixes exit from random gain noise. 2020-07-15 22:44:54 -04:00
Thomas Harte
8da7806ee9 Liberalises segment parser not necessarily to require a standard epilogue. 
It seems that real disks don't always have them; I guess the boot ROM doesn't require one.
 2020-07-15 22:27:04 -04:00
Thomas Harte
aed61f6251 Implements latest advocated MC3470 behaviour. 2020-07-15 19:34:05 -04:00
Thomas Harte
d065d6d98f Adds read-only WOZ 2 support. 2020-07-15 19:15:03 -04:00
Thomas Harte
59458f6444 Resolves errant spaces. 2020-06-16 23:15:38 -04:00
Thomas Harte
495024d6fe Cleans up all redundant lock/unique_guard declarations. 2020-06-15 00:24:10 -04:00