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Commit Graph

61 Commits

Author SHA1 Message Date
Thomas Harte
03843bf934 Unified delegates. Let's keep it easy for the caller. 2016-11-22 22:11:11 +08:00
Thomas Harte
13a608a8c2 Added what may be correct paging logic. 2016-11-22 22:09:52 +08:00
Thomas Harte
363db695e8 Started implementation of the Microdisc selection logic. 2016-11-22 08:12:53 +08:00
Thomas Harte
ea33a28695 Any Oric-format disks that are inserted now make it all the way to the Oric, along with a request to emulate the Microdisc. It has received a copy of the ROM. The ball is entirely in its court now. 2016-11-21 20:59:25 +08:00
Thomas Harte
8b40ae03ca Extended analysis to spot IRQ and NMI vector changes, for titles that simply adjust those then exit. Ensured Oric emulator can type and load quickly on an Oric 1 just as well as on an Atmos. 2016-11-15 11:05:53 +08:00
Thomas Harte
e2cdfae8a7 The emulated Oric now has access to both versions of the BASIC ROM and picks between them based on the static analyser's recommendation. 2016-11-15 10:39:16 +08:00
Thomas Harte
9c550c594a Moved audio work back into its own thread, but this time it queues up an all happens only upon a flush. Hopefully to resolve synchronisation cost concerns. 2016-11-09 21:17:50 -05:00
Thomas Harte
64827931bf Switched the Oric implementation simply to rely upon the Storage-level tape parser. So now there's only one, authoritative one of those. 2016-11-07 21:57:58 -05:00
Thomas Harte
45b169f341 Made a few mapping fixes, clarified where the default reset code lives, ensured the Oric and Vic clear their keys when the typer ends. 2016-11-05 15:28:03 -04:00
Thomas Harte
338904fffe Made similar cleanings of the Electron and Vic. 2016-11-05 15:07:57 -04:00
Thomas Harte
9fb9d92437 Made the typer much more able to help out, and thereby tidied and separated the Oric's typer. 2016-11-05 14:47:09 -04:00
Thomas Harte
626e719fab Added sanity checks on loading quickly. 2016-11-03 22:50:49 -04:00
Thomas Harte
a7e4c0c3b5 Switched to a ROM trap for typing. 2016-11-03 22:21:05 -04:00
Thomas Harte
8c70dc5891 Implemented typer for the Oric, and I'm starting to think the code is a bit too repetitious. Refactoring will be forthcoming. Added CLOAD"" as the loading command for all Oric software. 2016-11-03 22:14:40 -04:00
Thomas Harte
9c2df231ce Made fast loading optional. 2016-11-03 07:59:30 -04:00
Thomas Harte
e9f1a6a79d This appears to be it. The secret? Don't worry about the stop bits. They're just processing time. Latch onto the next start. 2016-11-03 07:34:48 -04:00
Thomas Harte
827a919368 This is an initial attempt at reading actual tape data. It loses sync though. 2016-11-02 22:30:53 -04:00
Thomas Harte
419629ee6e Completed proof of theory for fast loading. It's just an around-the-back direct-to-file hack for now though. 2016-11-02 21:09:49 -04:00
Thomas Harte
bb58caff52 Merge branch 'master' into FastOricTape 2016-10-31 22:11:03 -04:00
Thomas Harte
21604376e6 Reintroduced clocking of the AY and boxed in the range of the master divider a little further. 2016-10-30 22:51:08 -04:00
Thomas Harte
33512988fb Added a basic cycle skipper plus some notes. 2016-10-30 22:39:47 -04:00
Thomas Harte
b04ba41951 Moved code out of header. 2016-10-30 20:16:58 -04:00
Thomas Harte
3b52ab0d37 Cut some dead state. 2016-10-30 20:16:52 -04:00
Thomas Harte
58f888c6ad Limited CRT calls. 2016-10-30 16:21:20 -04:00
Thomas Harte
1ff9b474bf Made an attempt to make execution flow through this loop more straightforward for a branch predictor. 2016-10-30 15:30:39 -04:00
Thomas Harte
4fab794747 Added a direct-to-two-cycles emulation path for 6522 owners. 2016-10-27 21:13:25 -04:00
Thomas Harte
2eda0b3c86 Attempted to simplify the logic behind the most common 6522 usage. 2016-10-27 21:06:31 -04:00
Thomas Harte
30d4a7c662 Fixed: blinking means ink vanishing and appearing. Nothing else. 2016-10-24 21:58:15 -04:00
Thomas Harte
09687a2e2f Removed errant newline. 2016-10-20 21:30:12 -04:00
Thomas Harte
44910d90ba Adjusted aberrations in semicolons. 2016-10-20 21:20:13 -04:00
Thomas Harte
d335991e60 Shifted code out of the header. 2016-10-20 20:53:17 -04:00
Thomas Harte
9c956f83b8 Made it slightly more clear that the correct test is conformed to. 2016-10-20 19:23:36 -04:00
Thomas Harte
21cfb39ed9 Added 60Hz output support. 2016-10-20 07:34:23 -04:00
Thomas Harte
5c69728625 Introduced a memory fuzzer, and ensured the Oric uses it. 2016-10-19 21:31:50 -04:00
Thomas Harte
734b575d30 Ensured no attempt to write to pixel storage if none was available. 2016-10-19 21:17:27 -04:00
Thomas Harte
ca28e3c64e Ensured the AY is pumped linearly, not exponentially. 2016-10-18 22:21:06 -04:00
Thomas Harte
9669a5ec9b Switched to a more authentic interfacing to the AY. 2016-10-18 19:32:15 -04:00
Thomas Harte
988bbb5ab1 Ensured AY registers aren't rewritten just because of a synchronise event. A stall prior to figuring out proper bus logic, clearly. 2016-10-17 08:05:57 -04:00
Thomas Harte
1a57e89ff0 Altered phase so that it now merely accounts for accumulated error across a frame. Can probably do better. 2016-10-17 08:04:15 -04:00
Thomas Harte
61ad0f8bdc Fixed inverse characters, added an extra per-frame phase change, based on empirical observation, ensured header guard won't become ambiguous. 2016-10-16 22:14:01 -04:00
Thomas Harte
a67afb7efa Switched to a tight crop on the pixel part of the display. 2016-10-15 21:43:46 -04:00
Thomas Harte
a608bbebfb Performed enough wiring to put the onus back onto OricTAP to do appropriate things. 2016-10-15 21:32:59 -04:00
Thomas Harte
6d7c3f6ac2 Factored out the now-sampling binary-level tape player from the Vic and connected it up to the Oric. 2016-10-15 21:21:18 -04:00
Thomas Harte
9730e8247f Ensured propagation of synchronise messages, added enough to do plain tone. Probably. So: noise and envelopes missing. And it's all far too quiet. 2016-10-15 21:04:21 -04:00
Thomas Harte
51bdac27ae Made some AY advances; it's now being polled for samples and collecting more information on what it needs to output. 2016-10-15 17:45:39 -04:00
Thomas Harte
da9c9ad51a Added in the missing keys; added variable phase to the video. 2016-10-14 22:39:27 -04:00
Thomas Harte
288d10c253 Got some keyboard reaction. 2016-10-14 21:44:15 -04:00
Thomas Harte
3dbb602419 This seems to be a bit more likely. 2016-10-14 21:36:59 -04:00
Thomas Harte
138eabcff4 Continued in my effort to wire up a keyboard. Will need further to continue. 2016-10-14 21:35:15 -04:00
Thomas Harte
d8e4c488c2 Started iterating towards having an AY and a fully-working keyboard. 2016-10-14 21:18:03 -04:00