Thomas Harte
92913b7455
Fix mapping of Z.
2023-12-02 18:46:22 -05:00
Thomas Harte
208846a166
Attempt proper EOP semantics; multisector reads.
2023-12-02 18:38:26 -05:00
Thomas Harte
c31ee968df
TC: start tending towards meaning.
2023-12-02 15:24:47 -05:00
Thomas Harte
ad9e0b664a
Merge pull request #1231 from TomHarte/DiskClassification
...
Improve format support; log more.
2023-12-02 15:11:24 -05:00
Thomas Harte
1b7e109047
Remove nonsense comment.
2023-12-02 13:25:08 -05:00
Thomas Harte
6c10611150
Avoid potential out-of-bounds read.
2023-12-02 13:23:48 -05:00
Thomas Harte
aa15fd1fff
Comment more.
2023-12-02 00:00:44 -05:00
Thomas Harte
691d1cce9e
Simplify and fix track caching.
2023-12-01 23:35:11 -05:00
Thomas Harte
7072a1661c
Flag floppy as present.
2023-12-01 22:44:21 -05:00
Thomas Harte
bc89cb7d06
Hack attack: ignore TC.
2023-12-01 17:30:32 -05:00
Thomas Harte
33a0c40c02
Support HLT.
2023-12-01 13:15:01 -05:00
Thomas Harte
365b62b4a7
Add TODO.
2023-12-01 09:50:11 -05:00
Thomas Harte
4d1e976b55
Flag drive as interrupting.
2023-12-01 09:49:50 -05:00
Thomas Harte
4429448815
Make some effort at terminating appropriate if no sector.
2023-12-01 09:47:52 -05:00
Thomas Harte
88e67d9ad6
Return some status after reading. Seemingly wrong.
2023-12-01 09:37:30 -05:00
Thomas Harte
d101483714
Hack in enough that disk contents end up in RAM.
2023-12-01 09:34:31 -05:00
Thomas Harte
5feac8ef14
Avoid duplicate symbol.
2023-12-01 07:36:12 -05:00
Thomas Harte
a96cb1ebd6
Decommit debugging hook.
2023-12-01 06:46:00 -05:00
Thomas Harte
2da2240d34
Remove errant break.
2023-12-01 06:45:29 -05:00
Thomas Harte
ef37b09a78
Seed all transfers as complete.
2023-11-30 22:47:38 -05:00
Thomas Harte
9fc0d411fd
Further flesh out DMA, breaking POST.
2023-11-30 22:45:40 -05:00
Thomas Harte
0dc44e8efd
Adjust audio formulation.
...
Probably still not right, but less wrong with the current input.
2023-11-30 14:37:13 -05:00
Thomas Harte
c076636df1
Fix typo.
2023-11-30 14:26:26 -05:00
Thomas Harte
c397da3e5a
Add TODOs.
2023-11-30 12:52:08 -05:00
Thomas Harte
5f6bbec741
Capture DMA high bytes, add actor for accesses.
2023-11-30 12:47:50 -05:00
Thomas Harte
7f0bb716f7
Grab sector contents, ready for more FDC work.
2023-11-29 15:55:37 -05:00
Thomas Harte
b7d3633b38
Log slightly more.
2023-11-29 15:30:47 -05:00
Thomas Harte
05504c8389
Accept and keep hold of disk images.
2023-11-29 15:20:14 -05:00
Thomas Harte
8d01829fa7
Adopt PC-style naming, limit to one drive.
2023-11-29 11:35:21 -05:00
Thomas Harte
be842ee2f1
Add drive indicator lights.
2023-11-29 11:31:37 -05:00
Thomas Harte
e034daa6c8
Capture motor state.
2023-11-29 09:52:16 -05:00
Thomas Harte
ce4bcf9064
Improve comment.
2023-11-29 09:50:08 -05:00
Thomas Harte
a992ae37b1
Mildly rearrange, to match enum order.
2023-11-29 09:49:15 -05:00
Thomas Harte
fbbe3ab7f1
Include seek ended flag.
2023-11-29 09:45:45 -05:00
Thomas Harte
6e2e67fd46
Sculpt out enough to get to a read data command.
2023-11-29 09:42:43 -05:00
Thomas Harte
3827a084ad
Code to GlaBIOS expectations.
2023-11-28 23:18:22 -05:00
Thomas Harte
301442a0b1
Fix meaning of flag, use correctly.
2023-11-28 22:34:34 -05:00
Thomas Harte
dd4bcf68bf
Load up on debugging logs.
2023-11-28 15:09:57 -05:00
Thomas Harte
b860fba0a3
Make an attempt at providing varied sense interrupt statuses.
2023-11-28 14:12:39 -05:00
Thomas Harte
c19c356c10
Add disabled longer serialisation.
2023-11-27 23:23:00 -05:00
Thomas Harte
8fec9bef11
Attempt IRQ logic.
2023-11-27 23:16:24 -05:00
Thomas Harte
bffe3ffa25
Add an 8272 results phase.
2023-11-27 23:05:37 -05:00
Thomas Harte
993366ac5a
Merge branch 'master' into PCFDC
2023-11-27 22:16:30 -05:00
Thomas Harte
87eec47b79
Mildly reduce cost of 8-byte ROM overlay.
2023-11-27 15:48:30 -05:00
Thomas Harte
032eeb4757
Eliminate runtime switch.
2023-11-27 14:57:41 -05:00
Thomas Harte
5c7f94d2ef
Introduce the possibility of operation type as a template parameter.
...
It's already proven possible to provide this for instruction fetch, so I think it'll immediately be a win. But more importantly it opens a path forwards for further improvement.
2023-11-27 11:48:34 -05:00
Thomas Harte
291723e85e
Insert notes to self, trying to tie down FloppyController interface.
2023-11-27 10:27:36 -05:00
Thomas Harte
a6a464c240
Add printed TODO.
2023-11-25 21:40:13 -05:00
Thomas Harte
9bd75464b5
Proceed to receiving a sense interrupt status.
2023-11-25 18:15:37 -05:00
Thomas Harte
0bb048e24b
Start formalising/extracting 8272 status.
2023-11-25 18:10:49 -05:00