8396 Commits

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Author	SHA1	Message	Date
Thomas Harte	77a8ddb95c	Edges towards working counters.	2021-07-23 22:43:47 -04:00
Thomas Harte	c733a4dbf8	Beefs up interrupt awareness.	2021-07-23 21:58:52 -04:00
Thomas Harte	d898a43dff	Implements time-of-day counters, provisionally. ... Interrupts to do.	2021-07-23 21:24:07 -04:00
Thomas Harte	6216d53b1a	Adds a faster flushing HalfCycles -> Cycles conversion.	2021-07-23 20:07:57 -04:00
Thomas Harte	86c30769d9	Add a divide-by-ten for the CIAs.	2021-07-23 19:25:53 -04:00
Thomas Harte	956a6dbd64	Improve commentary.	2021-07-23 19:23:54 -04:00
Thomas Harte	68fe19818e	Expose more information about the E clock state.	2021-07-23 19:22:00 -04:00
Thomas Harte	de208ead4e	Stubs in enough to get back into a persistent loop.	2021-07-22 22:00:53 -04:00
Thomas Harte	69d62560b4	Adds comment to avoid potential future error.	2021-07-22 22:00:33 -04:00
Thomas Harte	87d2fc1491	Adds enough raster position to return something.	2021-07-22 21:45:51 -04:00
Thomas Harte	2bc9af09e1	Factors out the chipset.	2021-07-22 21:16:23 -04:00
Thomas Harte	26f4758523	Makes a further accommodation for PermitRead/Write.	2021-07-22 21:11:25 -04:00
Thomas Harte	6123349b79	Stubs in control registers and disables exit-on-miss. ... I think I may be running up against the limits of stubbing now. Probably time to implement some stuff.	2021-07-22 19:28:01 -04:00
Thomas Harte	d1ac54fe92	Stubs in sprite containers.	2021-07-22 19:00:26 -04:00
Thomas Harte	9468adf737	Stubs in Copper addresses.	2021-07-22 18:51:23 -04:00
Thomas Harte	e85db40b0f	Sketches out a blitter class.	2021-07-22 18:43:07 -04:00
Thomas Harte	b3d55cc16d	Adds non-committal reads for some write-only registers. ... The hardware now proceeds to trying to talk to the Blitter. So that's next.	2021-07-22 16:10:30 -04:00
Thomas Harte	56b62a5e49	Adds a dummy interrupt control register.	2021-07-22 16:09:32 -04:00
Thomas Harte	3ee1fc544f	Fix: (1) memory base adjustment; (2) out-of-bounds writes.	2021-07-21 21:49:20 -04:00
Thomas Harte	5401744dc0	Add additional asserts.	2021-07-21 21:47:44 -04:00
Thomas Harte	fe10a10ac2	Correct address on stack upon priviliege exception.	2021-07-21 21:46:55 -04:00
Thomas Harte	ba2e5a97a9	Provisionally adds a status LED.	2021-07-19 22:31:36 -04:00
Thomas Harte	4515d1220c	Switches CIA A/B byte connections; applies reset to memory map.	2021-07-19 22:17:40 -04:00
Thomas Harte	486959bce8	With minor additional logging, it appears the Amiga just keeps resetting itself.	2021-07-19 21:50:35 -04:00
Thomas Harte	e1a410bf3d	Further mildly increases logging.	2021-07-19 20:54:32 -04:00
Thomas Harte	3767cc7c0b	Increase logging; fix set/clear of interrupt enable mask.	2021-07-19 19:03:37 -04:00
Thomas Harte	96b0ce9ef2	Merge branch 'master' into Amiga	2021-07-18 22:16:05 -04:00
Thomas Harte	038ed0551e	Merge pull request #979 from TomHarte/Warnings ... Resolve all dangling GCC warnings.	2021-07-18 22:15:45 -04:00
Thomas Harte	cfaf4a8a65	Add advised brackets; clarify type punning.	2021-07-18 22:11:11 -04:00
Thomas Harte	22dd8a8847	Stubs onward to a second endless loop.	2021-07-18 20:55:33 -04:00
Thomas Harte	b2ae8e7a4a	Adds a type for the operation bitfield.	2021-07-18 20:54:54 -04:00
Thomas Harte	3e2bac8129	Stubs in enough to get to a permanent loop.	2021-07-18 20:25:43 -04:00
Thomas Harte	50b9d0e86d	Logically, I think this should be unsigned.	2021-07-18 20:25:22 -04:00
Thomas Harte	a030d9935e	Adds port input.	2021-07-18 20:25:04 -04:00
Thomas Harte	c425dec4d5	Makes some attempt to get as far as the overlay being disabled.	2021-07-18 17:17:41 -04:00
Thomas Harte	67d53601d5	Latch and return data direction. ... Albeit with no port-handling effect yet.	2021-07-18 12:23:47 -04:00
Thomas Harte	622cca0acf	Adds sufficient address decoding to print a more helpful exit message.	2021-07-18 12:13:56 -04:00
Thomas Harte	48999c03a5	Adds concept of time, captured port handler.	2021-07-18 11:49:10 -04:00
Thomas Harte	377cc7bdcd	Start to introduce a 6526/8250.	2021-07-18 11:36:13 -04:00
Thomas Harte	a5d0976c2d	Eliminate unused #includes.	2021-07-18 11:35:57 -04:00
Thomas Harte	ae05010255	Improve indentation.	2021-07-18 11:29:26 -04:00
Thomas Harte	66cacbd0e0	Be overt about the type being supplied.	2021-07-18 11:28:18 -04:00
Thomas Harte	b1616be4b8	Gets to what is probably a CIA access?	2021-07-17 21:36:20 -04:00
Thomas Harte	a0a9a72d8f	Begins sketching out a memory mapper.	2021-07-17 21:10:06 -04:00
Thomas Harte	0cfc7f732c	Extends to support read/write permissions in apply.	2021-07-17 21:09:52 -04:00
Thomas Harte	f7de6f790c	Meanders vaguely towards a memory map.	2021-07-16 21:42:17 -04:00
Thomas Harte	d1f3b5ed80	Obtains a Kickstart ROM, adds a 68000.	2021-07-16 21:07:12 -04:00
Thomas Harte	7925dcc5a2	Advances far enough for the Amiga to be autonomous.	2021-07-16 20:49:12 -04:00
Thomas Harte	6ade36bf09	Adds an empty shell of a machine.	2021-07-16 20:30:48 -04:00
Thomas Harte	c52945aab5	Adds passthrough for Amiga media.	2021-07-16 20:15:36 -04:00