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11,598 Commits 9 Branches 118 Tags 495 MiB
07984a2f8b
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943 Commits

Author SHA1 Message Date
Thomas Harte
07984a2f8b Resolve various warnings. 2024-04-17 22:15:05 -04:00
Thomas Harte
6ac6e48b95 Attempt audio output. 2024-04-13 21:54:50 -04:00
Thomas Harte
dd24f5f4f3 Don't latch video addresses until almost the last minute. 2024-04-09 20:56:10 -04:00
Thomas Harte
169298af42 Plumb through disk insertion. 
Surprisingly: some things now load.
 2024-04-08 21:15:40 -04:00
Thomas Harte
d2b077c573 Start wiring in a floppy controller. 2024-04-07 21:22:35 -04:00
Thomas Harte
0ddbc67b1f Switch to default CMOS RAM obtained from RISC OS itself. 2024-03-28 21:23:49 -04:00
Thomas Harte
4fcb85d132 Cleave off most remaining reasons for failure. 2024-03-28 10:32:27 -04:00
Thomas Harte
5ccb18225a Provide key states to the keyboard. 2024-03-23 15:43:04 -04:00
Thomas Harte
9ea3e547ee Fix IRQ/FIQ return addresses. 2024-03-22 21:42:34 -04:00
Thomas Harte
de7b7818f4 Add 4bpp output. 2024-03-22 10:18:25 -04:00
Thomas Harte
1341816791 Break apart, switching to delegates for interrupts. 2024-03-20 14:26:56 -04:00
Thomas Harte
2ad6bb099b Begin foray into disassembly. 2024-03-19 11:34:10 -04:00
Thomas Harte
7b1f800387 Extend I2C state machine. 2024-03-17 21:55:19 -04:00
Thomas Harte
47e9279bd4 Add a target for I2C activity. 2024-03-16 15:00:23 -04:00
Thomas Harte
47f7340dfc Start hacking in some ARM tests. 2024-03-08 22:54:42 -05:00
Thomas Harte
6f0ad0ab71 Add an empty Archimedes shell. 2024-03-04 12:06:43 -05:00
Thomas Harte
3e80651a0e Collect 'Electron' under 'Acorn'. 2024-03-04 11:31:25 -05:00
Thomas Harte
42ba6d1281 Relocate execution code appropriately. 2024-03-01 15:02:47 -05:00
Thomas Harte
c49b26701f Relocate and clarify barrel shifts. 
With a view to independent testing.
 2024-02-28 13:53:13 -05:00
Thomas Harte
b676153d21 State intention to merge status with other registers. 2024-02-27 15:36:34 -05:00
Thomas Harte
a88d41bf00 List the flags. 2024-02-25 15:21:54 -05:00
Thomas Harte
6577f68efc Complete instruction set; consolidate mapper. 2024-02-21 15:32:27 -05:00
Thomas Harte
e986ae2878 Add coprocessor data operations and register transfers. 2024-02-21 15:25:57 -05:00
Thomas Harte
bd0a15c054 Start working on ARM2 decoding. 2024-02-16 21:36:07 -05:00
Thomas Harte
07c11e8268 Begin 6522 wiring. 2024-02-14 15:18:19 -05:00
Thomas Harte
d49c07687c Unify [get_/skip_]samples, adding a third option for in-place mixing. 2024-02-12 10:55:52 -05:00
Thomas Harte
609d81d75d Distinguish sources of samples and of whole buffers. 2024-02-09 14:25:40 -05:00
Thomas Harte
c105acf1c7 Adopt a full type for stereo samples, gaining + and +=. 2024-02-09 10:48:42 -05:00
Thomas Harte
8a1a14ba4c Switch trailing files to #pragma once. 2024-01-21 21:49:59 -05:00
Thomas Harte
8eb38ac437 Make use of bound_shader. 2024-01-19 22:34:42 -05:00
Thomas Harte
ab4ecccf57 Avoid raw pointers. 2024-01-17 14:59:36 -05:00
Thomas Harte
ae48f05c80 Shuffle most of the MemoryMap ugliness into a source file. 2024-01-04 10:25:27 -05:00
Thomas Harte
bbaaa520c8 Eliminate MemoryMap access macros, fix tests target. 2024-01-03 13:21:39 -05:00
Thomas Harte
4f846ef8d0 Remove absolute path. 2023-12-31 15:11:45 -05:00
Thomas Harte
051cdc63b8 Fix SDL build. 2023-12-29 14:54:47 -05:00
Thomas Harte
9ef28da322 Add read-only support for IMD images. 2023-12-08 15:37:13 -05:00
Thomas Harte
5fde3b8d5d Wire up a stub RTC plus appropriate option ROM. 2023-12-06 22:56:09 -05:00
Thomas Harte
b2b05b590f Clone the MDA class to CGA. 2023-12-05 22:37:33 -05:00
Thomas Harte
bdf9c4765b Loosen the assumption of MDA. 2023-12-05 16:38:09 -05:00
Thomas Harte
2d75fbe1bf Add nonfunctional FAT12 analyser. 2023-12-05 10:46:06 -05:00
Thomas Harte
b16e3de170 Accept what look like raw booters. 2023-12-01 17:23:13 -05:00
Thomas Harte
d101483714 Hack in enough that disk contents end up in RAM. 2023-12-01 09:34:31 -05:00
Thomas Harte
ddf38595ff Add enough for FAT12 IMA images to get to the PC. 2023-11-29 14:54:33 -05:00
Thomas Harte
b860fba0a3 Make an attempt at providing varied sense interrupt statuses. 2023-11-28 14:12:39 -05:00
Thomas Harte
bffe3ffa25 Add an 8272 results phase. 2023-11-27 23:05:37 -05:00
Thomas Harte
993366ac5a Merge branch 'master' into PCFDC 2023-11-27 22:16:30 -05:00
Thomas Harte
032eeb4757 Eliminate runtime switch. 2023-11-27 14:57:41 -05:00
Thomas Harte
0bb048e24b Start formalising/extracting 8272 status. 2023-11-25 18:10:49 -05:00
Thomas Harte
af70c8847d Factor out the stuff of accumulating and dissecting commands. 2023-11-24 18:24:58 -05:00
Thomas Harte
d5c30e3175 Add enough keyboard support to be able to bypass the initial FDC BIOS failure report. 2023-11-24 13:38:06 -05:00