Thomas Harte
8f94da9daf
Merge pull request #734 from TomHarte/FuzzyBits
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Adds PCMSegementEventSource support for 'fuzzy' bits
2020-01-19 21:48:07 -05:00
Thomas Harte
357137918d
Adds fuzzy but marking through the GetTrackWithSectors interface.
2020-01-19 21:41:10 -05:00
Thomas Harte
b0f7b762af
Adds a possible const.
2020-01-19 21:40:30 -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
4b2c68c3d3
Documents next.
2020-01-19 20:32:58 -05:00
Thomas Harte
5391a699a4
Adds the ability for a PCMSegment to maintain 'fuzzy' (i.e. random) bits. Implements an LFSR for bit generation.
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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
c755411636
Slightly improves comments.
2020-01-19 20:05:22 -05:00
Thomas Harte
f02759b76b
Merge pull request #733 from TomHarte/STXTiming
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Adds support for STX speed zones.
2020-01-19 12:41:31 -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
3bfeebf2a1
Merge pull request #732 from TomHarte/TraceFlag
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Improves 68000 trace support
2020-01-18 23:17:21 -05:00
Thomas Harte
dca79ea10e
Requires trace flag currently set.
2020-01-18 22:52:53 -05:00
Thomas Harte
b7fd4de32f
Ensures a one-instruction latency on the trace flag.
2020-01-18 22:06:00 -05:00
Thomas Harte
78d08278ed
Merge pull request #731 from TomHarte/ShifterSync
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Improves STX track locating, plus minor WD emulation improvements
2020-01-18 14:59:07 -05:00
Thomas Harte
d4be052e76
Switch to matching fragments.
2020-01-18 14:18:59 -05:00
Thomas Harte
d674fd0e67
The WD uses only the low two bits for sector size.
2020-01-18 13:40:50 -05:00
Thomas Harte
229b7b36ed
Merge branch 'master' into ShifterSync
2020-01-18 13:38:56 -05:00
Thomas Harte
8a8b8db5d1
Merge pull request #729 from TomHarte/JasminLED
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Corrects Jasmin activity light.
2020-01-16 23:16:55 -05:00
Thomas Harte
d30f83871d
Corrects Jasmin activity light.
2020-01-16 22:59:43 -05:00
Thomas Harte
1422f8a93a
Merge pull request #728 from TomHarte/HardenedRuntime
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Opts in for the hardened macOS runtime.
2020-01-16 22:27:58 -05:00
Thomas Harte
f0da75f8e9
Opts in for the hardened macOS runtime.
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Seemingly with no ill effects.
2020-01-16 22:18:18 -05:00
Thomas Harte
cb8a7a4137
Merge pull request #727 from TomHarte/RDYs
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Adds emulation of non-default types of floppy drive RDY output
2020-01-16 22:07:41 -05:00
Thomas Harte
efd684dc56
Opts the BD-500 in for modified Shugart RDY.
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Hopefully this is correct. I'm presently mystified as to other options.
2020-01-16 21:34:57 -05:00
Thomas Harte
aeac6b5888
Allows the type of RDY signal to be specified.
2020-01-16 21:34:48 -05:00
Thomas Harte
9bb294a023
Merge pull request #726 from TomHarte/BD-DOS
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Implements highly-provisional Byte Drive 500 support for the Oric.
2020-01-16 00:09:34 -05:00
Thomas Harte
1972ca00a4
Fixes quick-NTSC-avoidance fix.
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I suspect this is very temporary, but here it is.
2020-01-16 00:01:16 -05:00
Thomas Harte
6a185a574a
Adds the BD-500 to the Mac GUI.
2020-01-15 23:56:56 -05:00
Thomas Harte
c606931c93
Ensures a safe default-selected drive.
2020-01-15 23:56:44 -05:00
Thomas Harte
93cecf0882
Ensures no possible initial NTSC, removes printfs.
2020-01-15 23:47:45 -05:00
Thomas Harte
aac3d27c10
Adds activity indicators for the BD-500 and Jasmin.
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Also slightly cleans up DiskController a little further.
2020-01-15 23:39:15 -05:00
Thomas Harte
99122efbbc
Adds a slight cool-down period on end-of-rotation.
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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
91fae86e73
Factors out paging, implements a bit more of the BD500.
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That is, enough seemingly fully to work, if I force the drive to report ready.
2020-01-15 23:15:39 -05:00
Thomas Harte
f5c194386c
Ties head load to ready.
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BD-DOS no longer perpetually retries.
2020-01-14 23:45:36 -05:00
Thomas Harte
98f7662185
Force BASIC 1.0 for the BD-500.
2020-01-14 23:33:52 -05:00
Thomas Harte
62c3720c97
Adds status register and shout-outs on other address access.
2020-01-14 23:24:11 -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
f258fc2971
Adds enough of a BD500 for the boot sector seemingly to load.
2020-01-14 23:15:27 -05:00
Thomas Harte
6b84ae3095
Makes the Microdisc also a DiskController, and simplifies delegate interface.
2020-01-14 22:53:27 -05:00
Thomas Harte
5dd8c677f1
Factors out from the Jasmin the stuff that I'm going to need to repeat for the BD-500.
2020-01-14 22:23:00 -05:00
Thomas Harte
1cbcd5355f
Adds a detector and enumerated Byte Drive 500 disk interface type.
2020-01-14 21:55:04 -05:00
Thomas Harte
9799250f2c
Updates to mention the Jasmin's ROM and list the BD-DOS.
2020-01-14 21:54:37 -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
