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nec/pc8801.cpp: update QA

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Angelo Salese 2022-11-08 15:13:34 +01:00 committed by GitHub
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src/mame/nec/pc8801.cpp
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@ -8,15 +8,16 @@
driver by Angelo Salese, original MESS PC-88SR driver by ??? driver by Angelo Salese, original MESS PC-88SR driver by ???
TODO: TODO:
- implement proper i8214 routing, and add irq latch mechanism; - cassette support;
- implement proper upd3301 / i8257 text support (currently hacked around);
- Add limits for extend work RAM;
- waitstates; - waitstates;
- support for partial palette updates (pretty off in p8suite analog RGB test if enabled);
- understand why i8214 needs a dis hack setter (depends on attached i8212?);
- clean-ups: - clean-ups:
- slotify extended work RAM, make sure that p8suite memtest88 detects it properly;
- better state machine isolation of features between various models. - better state machine isolation of features between various models.
Vanilla PC-8801 doesn't have analog palette, PC80S31 device as default Vanilla PC-8801 doesn't have analog palette, PC80S31 device as default
(uses external minidisk), other misc banking bits. (uses external minidisk), only model with working border color, other misc banking bits.
- refactor memory banking to use address maps; - refactor memory banking to use address maps & views;
- double check dipswitches; - double check dipswitches;
- Slotify PC80S31K, also needed by PC-6601SR, PC-88VA, (vanilla & optional) PC-9801. **partially done** - Slotify PC80S31K, also needed by PC-6601SR, PC-88VA, (vanilla & optional) PC-9801. **partially done**
Also notice that there are common points with SPC-1000 and TF-20 FDDs; Also notice that there are common points with SPC-1000 and TF-20 FDDs;
@ -24,7 +25,7 @@
- Kanji LV1/LV2 ROM hookups needs to be moved at slot level. - Kanji LV1/LV2 ROM hookups needs to be moved at slot level.
Needs identification effort about what's internal to machine models and what instead Needs identification effort about what's internal to machine models and what instead
can be optionally installed; can be optionally installed;
- implement proper joypad / mouse (PC-8872) DB9 port connector; - implement proper joypad / mouse (PC-8872) DB9 port connector, consider deriving from vcs_ctrl;
- Pinpoint number of EXPansion slots for each machine (currently hardwired to 1), - Pinpoint number of EXPansion slots for each machine (currently hardwired to 1),
guessing from the back panels seems that each model can install between 1 to 3 cards. guessing from the back panels seems that each model can install between 1 to 3 cards.
Also note: most cards aren't compatible between each other; Also note: most cards aren't compatible between each other;