Thomas Harte
9f65587a1d
Correct scan status scaling; rearrange FDC marginally.
2023-12-04 21:46:03 -05:00
Thomas Harte
b0d1dedb65
Support MDA control: display enable.
2023-12-04 16:34:46 -05:00
Thomas Harte
bf8a4b7efe
Ensure sector cache is cleared upon disk change.
2023-12-04 12:28:29 -05:00
Thomas Harte
edef0732ac
Avoid potential infinite read loops.
2023-12-04 12:19:21 -05:00
Thomas Harte
0d7646d42a
Add a cursor-type template parameter.
2023-12-04 09:45:32 -05:00
Thomas Harte
37c46d579d
Add missing array imports.
2023-12-03 18:06:09 -05:00
Thomas Harte
4957ae7de1
Support cursor at point of output.
2023-12-02 22:44:26 -05:00
Thomas Harte
e77f4457c2
Map various missing keys.
2023-12-02 22:40:05 -05:00
Thomas Harte
c6b989d85b
Add an input queue, to avoid key drops.
2023-12-02 22:29:49 -05:00
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
Thomas Harte
8c70317d31
Introduce interrupt.
2023-11-24 23:06:52 -05:00
Thomas Harte
dd135bf3fe
Start experimenting with a possible end-of-reset interrupt?
2023-11-24 22:41:33 -05:00
Thomas Harte
2efb5236f7
Add an agent for floppy control.
2023-11-24 22:19:39 -05:00
Thomas Harte
d5c30e3175
Add enough keyboard support to be able to bypass the initial FDC BIOS failure report.
2023-11-24 13:38:06 -05:00
Thomas Harte
89423f28ef
Limit extraneous printing.
2023-11-23 22:47:31 -05:00
Thomas Harte
019d987623
Clear buffer on read.
2023-11-23 22:16:08 -05:00
Thomas Harte
7e8020df59
Avoid a spurious initial interrupt.
2023-11-23 22:15:20 -05:00
Thomas Harte
44d602e0f6
Seriously attempt a keyboard controller.
2023-11-23 22:10:51 -05:00
Thomas Harte
0674da0325
Flip IRQ priority.
2023-11-23 15:41:24 -05:00
Thomas Harte
113fc9f757
Add further TODO.
2023-11-23 15:29:43 -05:00
Thomas Harte
2c31452629
Add TODO, as exposition.
2023-11-23 15:19:31 -05:00
Thomas Harte
505df78108
Add column duplication, switch to green.
2023-11-23 15:18:28 -05:00
Thomas Harte
d92d0e87ac
Honour MDA attributes.
2023-11-23 14:51:32 -05:00
Thomas Harte
df9e9c2c4d
Start accumulating notes.
2023-11-22 15:21:45 -05:00
Thomas Harte
e0f72f2048
Tidy up.
2023-11-22 14:18:58 -05:00
Thomas Harte
a293a3a816
Document the future.
2023-11-22 14:14:53 -05:00
Thomas Harte
b22b489380
Mask into 4kb; I don't know whether hardware scrolling is in use.
2023-11-22 14:12:57 -05:00
Thomas Harte
231de8440e
Add text display.
2023-11-22 14:11:22 -05:00
Thomas Harte
381537fde9
Get as far as MDA being able to fetch.
2023-11-22 13:52:28 -05:00
Thomas Harte
f249e4ada6
Maintain an actual pixel buffer.
2023-11-22 13:40:50 -05:00
Thomas Harte
12179e486f
Create a solid white rectangle.
2023-11-22 13:18:39 -05:00
Thomas Harte
80b2ccd418
Attempt to wire in a CRTC.
2023-11-22 12:53:09 -05:00
Thomas Harte
1828a10885
Use less branchy inner loop.
2023-11-21 22:42:53 -05:00
Thomas Harte
bcd4a2216a
Improve clocking.
2023-11-21 22:36:11 -05:00
Thomas Harte
3da3401125
Attempt full audio output.
2023-11-21 22:28:33 -05:00
Thomas Harte
972d1d1ddd
Add audio pipeline.
2023-11-21 22:11:32 -05:00
Thomas Harte
6329a1208a
Adopt PIT-centric timing.
2023-11-21 22:02:24 -05:00
Thomas Harte
375a9f9ff5
Pull out the PIC, DMA.
2023-11-21 15:50:38 -05:00
Thomas Harte
a1e118a1ff
Do some interrupt work.
2023-11-21 15:46:31 -05:00
Thomas Harte
83ca9b3af5
Hack in some MDA text logging. Boot seems to complete?
2023-11-21 11:37:36 -05:00
Thomas Harte
acdf32e820
Handle low/high switches.
2023-11-21 11:25:53 -05:00
Thomas Harte
931e6e7a56
Add, disable, logging detritus.
2023-11-21 11:19:47 -05:00
Thomas Harte
058080f6de
Prove to my caveman self that no text is being written.
2023-11-20 23:11:27 -05:00
Thomas Harte
c4e9f75709
Edge towards but don't quite reach interrupt.
2023-11-20 22:52:20 -05:00
Thomas Harte
695282b838
PIT output now reaches the PIC.
2023-11-20 22:36:05 -05:00
Thomas Harte
f0e2ef5e28
Attempt to implement square-wave mode.
2023-11-20 22:19:18 -05:00
Thomas Harte
ee6012f6e9
Evict the PIT.
2023-11-20 19:00:16 -05:00
Thomas Harte
d3e90ce006
Capture some basics.
...
BIOS now seems to get as far as expecting channel 0 to trigger an interrupt, which never comes.
2023-11-20 15:36:52 -05:00
Thomas Harte
18ddc2c83a
Route traffic.
2023-11-20 15:11:22 -05:00
Thomas Harte
abf0eead7a
Add a functionless PIC.
2023-11-20 13:53:44 -05:00
Thomas Harte
a689f2b63e
Relocate comment.
2023-11-20 12:22:30 -05:00
Thomas Harte
a3066fc040
Advance to the missing PIC.
2023-11-20 12:21:37 -05:00
Thomas Harte
7eed254de9
Bring an 8255 into the mix.
2023-11-20 12:13:42 -05:00
Thomas Harte
55f466f2fa
Add enough of the DMA subsystem to trip over in PPI world.
2023-11-19 22:55:29 -05:00
Thomas Harte
119c83eb18
Fix field decoding.
2023-11-19 21:51:27 -05:00
Thomas Harte
4e077701c9
Exit without further modification upon latch.
2023-11-19 16:37:47 -05:00
Thomas Harte
a8f1c72f5c
Take a caveman run at debugging.
2023-11-19 16:05:44 -05:00
Thomas Harte
05e93f0eb3
Implementing counting for a couple of PIT modes.
2023-11-19 15:52:32 -05:00
Thomas Harte
af885ccf08
Decode PIT mode writes.
2023-11-19 15:01:21 -05:00
Thomas Harte
2b69081fff
Start sketching the PIT.
2023-11-19 07:15:30 -05:00
Thomas Harte
a91449555f
Add link for future self.
2023-11-17 17:38:17 -05:00
Thomas Harte
afc0ca3f1b
Add XT roadmap.
2023-11-17 17:35:11 -05:00
Thomas Harte
f0ac62566c
Add an 80286 BIOS, for later.
2023-11-17 17:15:57 -05:00
Thomas Harte
d202cfc2ca
Add TODO.
2023-11-17 17:09:20 -05:00
Thomas Harte
ec2d878e3f
End run around the template.
...
I have yet to get any insight whatsoever on the reason for GCC's failure here and won't have access to a suitable test
machine for a while so all I have for testing is the arduous CI cycle.
2023-11-17 17:02:46 -05:00
Thomas Harte
8af173c4bc
Remove hopeful hit.
2023-11-16 15:48:27 -05:00
Thomas Harte
e1541543c3
Play hit and hope.
2023-11-16 15:40:47 -05:00
Thomas Harte
99e7de5a8b
Colocate memory.
2023-11-16 15:24:35 -05:00
Thomas Harte
095359017f
Log first unhandled port.
2023-11-16 13:02:35 -05:00
Thomas Harte
25f0a373f3
Don't sign-extend ports (!).
2023-11-16 11:17:12 -05:00
Thomas Harte
832e31f7e5
Add note to self.
2023-11-16 10:34:24 -05:00
Thomas Harte
164a7fe848
Log port IO.
2023-11-16 06:48:24 -05:00
Thomas Harte
62b6219763
Install BIOS, albeit in writeable storage.
2023-11-15 22:02:53 -05:00
Thomas Harte
2bc9dfbef9
Albeit with no BIOS present, execute.
2023-11-15 16:10:37 -05:00
Thomas Harte
3b84299a05
Edge closer to PCCompatible doing _something_.
2023-11-15 15:58:49 -05:00
Thomas Harte
6f48ffba16
Add enough of a ScanProducer to run.
2023-11-15 14:30:30 -05:00
Thomas Harte
1a3b2b0620
Add necessary wiring for File -> New...
2023-11-15 14:27:04 -05:00
Thomas Harte
af7069ac21
Include and fetch a BIOS.
2023-11-15 11:32:23 -05:00
Thomas Harte
e927fd00d8
Do just enough to include x86 code in the main build.
2023-11-15 11:01:28 -05:00
Ryan Carsten Schmidt
234292f163
Fix Apple II/II+/IIe first eight non-hbl vbl bytes
...
Closes #1196
2023-11-13 00:51:34 -06:00
Ryan Schmidt
18ed36d090
Update get_last_read_value source documentation
2023-10-25 03:25:52 -05:00
Ryan Schmidt
c206c7e2cb
Fix Apple II/II+ text/lores hbl read addresses
...
Closes #1181
2023-10-25 03:25:48 -05:00
Ryan Schmidt
98730f1f90
Fix Apple II/II+/IIe first hbl byte read addresses
...
Closes #1180
2023-10-25 03:21:22 -05:00
Ryan Schmidt
c272632b5a
Fix Apple II/II+/IIe hbl row < 64 read addresses
...
See #1180
2023-10-25 03:21:17 -05:00
Ryan Schmidt
577b01e80b
Fix Apple II/II+/IIe vbl rows read addresses
...
See #1180
2023-10-25 03:21:06 -05:00
Thomas Harte
8efb6a9226
Simplify 'get_next_sequence_point' -> 'next_sequence_point'.
2023-09-10 18:00:49 -04:00
Thomas Harte
e5d3140cd1
Avoid flurry of startup events, repeats.
2023-08-22 09:28:57 -04:00
Thomas Harte
79e9de34b6
Flip order of byte usage in double high res mono.
2023-08-21 22:20:42 -04:00
Thomas Harte
2b58f64161
Switch to maximal signalling rate.
2023-08-21 22:12:55 -04:00
Thomas Harte
bb84a5a474
Enable various ADB-controller interrupts.
2023-08-21 15:35:13 -04:00
Thomas Harte
357a324e87
Add exposition.
2023-08-20 15:34:40 -04:00
Thomas Harte
b8e7c2b8ac
Remove printf.
2023-08-20 15:33:30 -04:00
Thomas Harte
3e2a82b638
Add delta capper.
2023-08-20 15:32:48 -04:00
Thomas Harte
1125286b96
Add note to self.
2023-08-20 15:03:28 -04:00
Thomas Harte
17f1f05064
Hit and hope appears to have fixed mouse input.
2023-08-20 15:02:25 -04:00
Thomas Harte
b34403164e
Abstract out VGC interrupt register; fix clearing bug.
2023-08-18 14:30:40 -04:00
Adrian Perez de Castro
1de2631877
Add missing <cstdint> includes for GCC 13
...
Sprinkle includes of the <cstdint> header as needed to make the
build succeed with GCC 13, this fixes both with SDL and Qt builds.
2023-05-25 23:06:13 +03:00
Thomas Harte
8578dfbf22
Eliminate various other errant spaces.
2023-05-16 16:40:09 -04:00
Thomas Harte
7f8f1d7e61
Avoid BASIC 2.1 requirement when running 1.1.
2023-05-15 10:17:27 -04:00
Thomas Harte
a1a7c0e253
Apply maybe_unused judiciously.
2023-05-15 10:17:04 -04:00
Thomas Harte
22ac13d3f2
Set proper number of volumes.
2023-05-13 22:29:09 -04:00
Thomas Harte
876fc6d1e0
Eliminate redundant line break.
2023-05-13 22:18:40 -04:00
Thomas Harte
e1d671daf7
Avoid paying for an OPLL if not connected.
2023-05-13 22:16:42 -04:00
Thomas Harte
4989701de9
Install MSX-MUSIC ROM.
2023-05-12 23:50:43 -04:00
Thomas Harte
fed97b8d26
Add MSX-MUSIC entry.
2023-05-12 23:33:28 -04:00
Thomas Harte
e7888497b7
Add an OPLL.
2023-05-12 23:30:03 -04:00
Thomas Harte
0b53c73da8
Add additional consts.
2023-05-12 22:13:55 -04:00
Thomas Harte
a6ebfe2ce2
Add has_msx_music flag.
2023-05-12 22:09:15 -04:00
Thomas Harte
50343dec43
Eliminate all whitespace-only lines.
2023-05-12 14:16:39 -04:00
Thomas Harte
28c79b2885
Eliminate redundant [space][tab] pairs.
2023-05-12 14:14:45 -04:00
Thomas Harte
f6acee18cc
Eliminate type-in-function-name from 6502-world.
2023-05-10 18:53:38 -05:00
Thomas Harte
10cd2a36cf
Avoid type-in-function-name, Z80 edition.
2023-05-10 18:42:19 -05:00
Thomas Harte
809cd7bca9
Remove the 68000's Mk2 suffix.
2023-05-10 17:13:01 -05:00
Thomas Harte
e56db3c4e5
Eliminate the old 68000 implementation.
2023-05-10 17:06:27 -05:00
Thomas Harte
2b56b7be0d
Simplify namespace syntax.
2023-05-10 16:02:18 -05:00
Thomas Harte
0cb4fec504
Merge pull request #1129 from TomHarte/FarewellCodecvt
...
Eliminate use of deprecated codecvt.
2023-04-30 17:21:43 -04:00
Thomas Harte
ec81cdd388
Eliminate codecvt.
2023-04-30 17:17:40 -04:00
Thomas Harte
1f4d526ea5
Permit MSX RAM mapper readback.
2023-04-29 23:48:22 -04:00
Thomas Harte
201a7c17ae
Avoid VDP race condition.
2023-03-12 23:20:48 -04:00
Thomas Harte
9836a108da
Avoid VDP access races.
2023-03-10 21:04:55 -05:00
Thomas Harte
1edf747f9f
Avoid flushes for video output changes.
2023-02-14 20:13:34 -05:00
Thomas Harte
4c93d01fe2
Reduce logging.
2023-01-29 21:30:57 -05:00
Thomas Harte
c9643c4145
Log memory control meaningfully.
2023-01-21 14:13:02 -05:00
Thomas Harte
339086d597
The Yamaha chips have more ports.
2023-01-17 22:29:17 -05:00
Thomas Harte
055e9cdf8d
Differentiate unmapped and mapped-for-handler.
2023-01-16 19:52:40 -05:00
Thomas Harte
a5b9bdc18c
Eliminate speculative apply_mapping
.
2023-01-16 11:53:04 -05:00
Thomas Harte
eb51ff5cdf
Add RAM paging.
2023-01-16 11:52:08 -05:00
Thomas Harte
1769c24531
Avoid ambiguous naming.
2023-01-16 11:43:43 -05:00
Thomas Harte
1a58ddaa67
Increase notes for future self.
2023-01-15 23:12:36 -05:00
Thomas Harte
183cb519e7
Give autonomy to secondary slots.
2023-01-15 22:51:17 -05:00
Thomas Harte
68361913ee
Substitute VDP for the MSX 2.
2023-01-14 22:05:59 -05:00
Thomas Harte
1e17fc71ab
Add an RP-5C01 to the MSX 2.
2023-01-14 14:52:07 -05:00
Thomas Harte
18def0c97d
Correct extension ROM visibility.
2023-01-13 22:22:58 -05:00
Thomas Harte
f0a4d1d8ec
Wire up did-page notifications.
2023-01-13 21:54:59 -05:00
Thomas Harte
50b5122969
For an MSX 2, the extension ROM is obligatory.
2023-01-13 14:18:39 -05:00
Thomas Harte
9f450b3ccb
Expose the extension ROM to an MSX 2.
2023-01-13 14:16:12 -05:00
Thomas Harte
4190d25698
Ensure RAM is properly sized and available.
2023-01-13 14:07:54 -05:00
Thomas Harte
befc81743a
Fix base RAM mapping.
2023-01-13 09:31:56 -05:00
Thomas Harte
23ff3fc366
Ensure all routes go somewhere.
2023-01-13 08:05:12 -05:00
Thomas Harte
78ce439b9b
Add missing header; correct type.
2023-01-12 23:08:01 -05:00
Thomas Harte
ce440d52b3
Standardise name.
2023-01-12 23:02:24 -05:00
Thomas Harte
2e7e5ea12b
Fleshes out most of a cleaner memory slot layout.
2023-01-12 23:01:11 -05:00
Thomas Harte
0d8c014099
Secondary slot selections are per primary slot.
2023-01-11 13:15:00 -05:00
Thomas Harte
fee82d3baa
Fix typo.
2023-01-11 13:14:42 -05:00
Thomas Harte
76ad465030
Also seek the extension ROM for the MSX 2.
2023-01-11 12:56:09 -05:00
Thomas Harte
483ee8a74f
Add a catch for the secondary paging register.
2023-01-10 22:24:40 -05:00
Thomas Harte
520ae7f2b2
Pick generic BIOS based on machine type.
2023-01-10 22:15:01 -05:00
Thomas Harte
ae5b81c0ab
Add MSX 2 to the ROM catalogue.
2023-01-10 18:17:17 -05:00
Thomas Harte
6bd261b222
Add storage for secondary paging.
2023-01-10 18:07:31 -05:00
Thomas Harte
53bb17c848
Use model as a compile-time MSX configurator.
2023-01-10 14:55:57 -05:00
Thomas Harte
73549eb38c
Document quite a bit more, to refresh my memory.
2023-01-10 14:40:03 -05:00