3118 Commits

Author	SHA1	Message	Date
Ryan Carsten Schmidt	d12316dfcf	Change phase from int to uint8_t ... output_colour_burst expects a uint8_t so may as well make that clear.	2023-12-15 04:49:13 -06:00
Ryan Carsten Schmidt	81ad864659	Fix OpenGL Apple II colors ... Adjust phase by 90 degress. Closes #872	2023-12-15 04:48:32 -06:00
Thomas Harte	5033d2046a	Support auto-EOI.	2023-12-12 14:02:46 -05:00
Thomas Harte	2db04eb671	Add TODO list.	2023-12-12 10:59:43 -05:00
Thomas Harte	0c98a78bb5	Support specific EOIs.	2023-12-12 10:55:49 -05:00
Thomas Harte	d523242e08	Add TODO.	2023-12-12 09:35:05 -05:00
Thomas Harte	070f8d8bc3	Simplify control flow.	2023-12-12 09:29:28 -05:00
Thomas Harte	add3257258	Switch to using a Parser rather than duplicating one.	2023-12-11 19:13:37 -05:00
Thomas Harte	05bfab47d2	Merge branch 'master' into PCHD	2023-12-10 23:15:33 -05:00
Thomas Harte	7b9cc2332e	Extend amount of time it takes keyboard to reset.	2023-12-10 22:44:24 -05:00
Thomas Harte	04d75a3ab8	Return proper day-of-the-month value.	2023-12-10 22:44:08 -05:00
Thomas Harte	98e05fb0e3	Introduce high-density tracks.	2023-12-10 22:17:23 -05:00
Thomas Harte	f823310fe3	Add an appropriate crop.	2023-12-08 14:29:23 -05:00
Thomas Harte	604fca7fb1	Revise colour burst phase guess.	2023-12-08 11:55:00 -05:00
Thomas Harte	e703721271	Tie snow avoidance to avoiding DEN.	2023-12-08 11:02:41 -05:00
Thomas Harte	664890cead	Expose speed as an option.	2023-12-08 10:46:59 -05:00
Thomas Harte	3a103217d1	Add a compiletime 'turbo' flag for sort-of-80286 speeds.	2023-12-08 09:38:55 -05:00
Thomas Harte	4bfde2f30f	Mostly silence PC.	2023-12-07 22:11:49 -05:00
Thomas Harte	2966a82690	Merge pull request #1258 from TomHarte/DiskWrite ... Respond appropriately if a write is attempted.	2023-12-07 22:08:07 -05:00
Thomas Harte	d61d80afec	It seems that write protection ends in not-ready.	2023-12-07 16:50:12 -05:00
Thomas Harte	1985d7da6a	Do something on a write rather than nothing.	2023-12-07 16:45:21 -05:00
Thomas Harte	75b6030516	Don't lose brown upon a blink.	2023-12-07 14:53:59 -05:00
Thomas Harte	e691cc8723	Retain dark yellow for composite output.	2023-12-07 14:21:09 -05:00
Thomas Harte	c5745f71f6	Reduce repetition, map dark yellow to brown.	2023-12-07 13:11:20 -05:00
Thomas Harte	71069bef0f	Correct get_scaled_scan_status.	2023-12-07 12:18:03 -05:00
Thomas Harte	8608f0f89d	Adjust CGA clocking down by 1/7th.	2023-12-07 12:05:15 -05:00
Thomas Harte	fc63fcb751	Unify usages of output_level for border.	2023-12-07 11:04:18 -05:00
Thomas Harte	ad78a03300	Default to CGA40 if starting a new composite PC.	2023-12-07 10:14:06 -05:00
Thomas Harte	0f22ee5de4	Add TODO.	2023-12-07 10:08:43 -05:00
Thomas Harte	83cfacc0a5	Update TODOs.	2023-12-07 10:03:52 -05:00
Thomas Harte	ef0c3549d2	Attempt but fail to indicate PM.	2023-12-06 23:28:16 -05:00
Thomas Harte	e3119a4904	Hack in read-only versions of the main registers.	2023-12-06 23:25:34 -05:00
Thomas Harte	5fde3b8d5d	Wire up a stub RTC plus appropriate option ROM.	2023-12-06 22:56:09 -05:00
Thomas Harte	b385e6edad	Revise guess as to address wrapping.	2023-12-06 22:03:24 -05:00
Thomas Harte	8645a4b7b1	Walk further towards user display configuration.	2023-12-06 14:44:59 -05:00
Thomas Harte	ff000a5792	Support remainder of colour control.	2023-12-06 14:38:43 -05:00
Thomas Harte	1c7f8841f4	Avoid potential lengthy startup; work towards display option.	2023-12-06 13:55:41 -05:00
Thomas Harte	fd298ffbe9	Remove dead TODO.	2023-12-06 13:15:36 -05:00
Thomas Harte	987a5dbfbf	Honour monochrome flag.	2023-12-06 13:15:17 -05:00
Thomas Harte	0bb74f405f	Ensure lines are in-phase with the NTSC colour subcarrier.	2023-12-06 13:12:58 -05:00
Thomas Harte	1aa168054e	Add a phoney colour burst.	2023-12-06 13:10:28 -05:00
Thomas Harte	6d7c6de32f	Fix flush_pixels for 640px mode.	2023-12-06 11:50:16 -05:00
Thomas Harte	d3021e8c90	Attempt _something_ for 640px mode.	2023-12-06 11:42:35 -05:00
Thomas Harte	6adaf89934	Make first attempt at palette support.	2023-12-06 11:19:04 -05:00
Thomas Harte	bf49f745bf	Attempt to distinguish clocks.	2023-12-06 10:41:20 -05:00
Thomas Harte	c5aa3fc75c	Start mangling towards pixel output.	2023-12-06 10:30:30 -05:00
Thomas Harte	f455f07ba2	Support half-clocked mode.	2023-12-06 09:59:14 -05:00
Thomas Harte	561e50a24d	Implement most of CGA text mode.	2023-12-06 09:42:22 -05:00
Thomas Harte	23bdf0c2a2	Add CGA font references.	2023-12-06 09:34:04 -05:00
Thomas Harte	24eaf95e9d	Limit to eight pixels per fetch, to produce stable video.	2023-12-06 09:13:47 -05:00