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5,465 Commits 8 Branches 121 Tags 496 MiB
36a9a5288b
Commit Graph

1597 Commits

Author SHA1 Message Date
Thomas Harte
36a9a5288b Adds drives to the FDC. 2019-10-26 22:39:11 -04:00
Thomas Harte
ac39fd0235 Starts work on the DMA controller. 2019-10-26 21:33:57 -04:00
Thomas Harte
ecc0cea5a1 Added a potential branch for the newer TOS memory map. 2019-10-26 16:52:06 -04:00
Thomas Harte
eae11cbf17 Adds a dummy response for mouse interrogation. 2019-10-26 16:14:24 -04:00
Thomas Harte
2207638287 Adds hsync and vsync interrupts. 2019-10-25 22:42:13 -04:00
Thomas Harte
872897029e Attempts a complete wiring of 68901 interrupts. 2019-10-25 22:36:01 -04:00
Thomas Harte
51b4b5551d Actually, I think the 6850 is active low for interrupts. 2019-10-24 22:37:53 -04:00
Thomas Harte
092a61f93e Does a better job of having just 512kb. 2019-10-21 23:10:30 -04:00
Thomas Harte
e30ba58e0d Attempts to wire ACIA interrupt signals into the MFP. 2019-10-21 23:02:30 -04:00
Thomas Harte
83d73fb088 The keyboard now responds to a reset on its serial line. 2019-10-20 23:13:44 -04:00
Thomas Harte
75c3e2dacd Adds basic, incomplete dispatcher for the intelligent keyboard. 2019-10-20 23:07:19 -04:00
Thomas Harte
cf07982a9b Ensures good serial line and ACIA behaviour. 
Next stop: having the intelligent keyboard react.
 2019-10-20 22:10:05 -04:00
Thomas Harte
313aaa8f95 Silences temporarily. 2019-10-20 20:38:56 -04:00
Thomas Harte
696af5c3a6 Starts to transfer serial line decoding logic into the line itself. 2019-10-20 20:38:56 -04:00
Thomas Harte
9a8352282d Mostly but not quite fixes serial work. 2019-10-20 20:38:55 -04:00
Thomas Harte
34075a7674 Attempts to tie an intelligent keyboard to the other end of its serial line. 2019-10-20 20:38:55 -04:00
Thomas Harte
ff62eb6dce The ACIA actually has two clocks, though on an ST they're both 500,000 Hz. 2019-10-20 20:38:55 -04:00
Thomas Harte
374439693e Ensures serial lines know their writer's clock rate. 2019-10-20 20:38:55 -04:00
Thomas Harte
c4ef33b23f JustInTimeActors can now specify a clock divider. 2019-10-20 20:38:55 -04:00
Thomas Harte
4e5b440145 Attempts mostly to implement 6850 output. 2019-10-20 20:38:55 -04:00
Thomas Harte
97d44129cb Ensures all 16 data lines reach the video. 2019-10-20 20:38:55 -04:00
Thomas Harte
b0f5f7bd37 Attempts to start producing actual video. 2019-10-20 20:38:55 -04:00
Thomas Harte
a59ec9e818 Provides a token something where DMA should be. 2019-10-20 20:38:55 -04:00
Thomas Harte
4ead905c3c Adds an empty shell for the ACIA. 2019-10-20 20:38:55 -04:00
Thomas Harte
127bb043e7 Adds enough logic to advance to an ACIA access error. 2019-10-20 20:38:55 -04:00
Thomas Harte
42ebe06474 Makes an attempt at tracking video sequence points. 2019-10-20 20:38:55 -04:00
Thomas Harte
74fe32da23 Takes a shot at other display outputs. 2019-10-20 20:38:55 -04:00
Thomas Harte
780916551f Corrects sync generation. 2019-10-20 20:38:54 -04:00
Thomas Harte
305b1211ba Makes a first attempt to box out the ST display area. 2019-10-20 20:38:54 -04:00
Thomas Harte
2cf52fb89c Makes an unsuccessful first attempt at some timer functionality. 2019-10-20 20:38:54 -04:00
Thomas Harte
6e1b606adf Adds a target for MFP read/write operations. 
Completely without any implementation, so far.
 2019-10-20 20:38:54 -04:00
Thomas Harte
3bb0bf9e14 Adds some semblance of an AY. 2019-10-20 20:38:54 -04:00
Thomas Harte
87a6d22894 Starts to formalise the ST memory map a little. 2019-10-20 20:38:54 -04:00
Thomas Harte
484a0ceeb8 Starts forming an Atari ST memory map. 2019-10-20 20:38:54 -04:00
Thomas Harte
da1436abd2 Gifts the Atari ST a 68000 and non-functional video. 2019-10-20 20:38:54 -04:00
Thomas Harte
125f781ced Starts to create an actual shell of a machine. 2019-10-20 20:38:54 -04:00
Thomas Harte
8b397626bf Adds a route through the static analyser to the Atari ST. 2019-10-20 20:38:54 -04:00
Thomas Harte
0da1881a07 Adds an Atari ST enumeration and factory method. 2019-10-20 20:38:54 -04:00
Thomas Harte
95c45b5515 This can be const. 2019-10-20 17:22:56 -04:00
Thomas Harte
735586f5f8 Corrects tabs; adds potential output_border optimisation. 2019-10-19 21:20:34 -04:00
Thomas Harte
3c146a3fb2 Adds missing Master System enumerations. 2019-09-30 21:10:30 -04:00
Thomas Harte
4ac3839185 Seeks to ensure that card transitions between real-time and just-in-time don't break timing. 2019-09-28 18:34:04 -04:00
Thomas Harte
fbf95ec2b8 Removes the now empty local namespace. 2019-09-24 22:48:47 -04:00
Thomas Harte
077c7d767f Shifts essential modifiers up to the Keyboard class. 
I had forgotten that mappers are not exposed.
 2019-09-22 13:48:50 -04:00
Thomas Harte
a416bc0058 Adds an interface allowing keyboard mappers to declare modifiers that are 'essential'. 
i.e. ones that, if not delivered reliably, will cause the related machine to behave unexpectedly.
 2019-09-22 13:14:09 -04:00
Thomas Harte
5f16fa8c08 Removes dead reference to video from VIAPortHandler. 2019-09-21 17:39:45 -04:00
Thomas Harte
e7bf0799b6 Implements every-other-cycle-during-pixels RAM timing. 2019-09-21 17:25:20 -04:00
Thomas Harte
2e24da4614 Implements quick booting, and edges towards exposing it on the Mac. 
It should already work in kiosk mode.
 2019-09-19 22:32:12 -04:00
Thomas Harte
e46601872b Establishes that the Macintosh offers the quick-boot option. 2019-09-19 21:50:39 -04:00
Thomas Harte
776b819a5a Adds the SCSI bus as an Activity::Source. 2019-09-19 19:31:22 -04:00