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Author SHA1 Message Date
Ry
7f482a809a Remove extra new line in disk error messages 2023-03-04 17:00:38 -08:00
Ry
0b9d2f61a3
Merge pull request #16 from theverygaming/main 
Improved Makefile
 2023-02-22 01:27:04 -08:00
theverygaming
1d6aa605fb better Makefile 2023-02-22 09:59:59 +01:00
Ry
2235d2f5b1
Merge pull request #15 from theverygaming/main 
Allow build with emscripten
 2023-02-13 17:47:49 -08:00
theverygaming
c4810048c1 emscripten 2023-02-13 10:00:06 +01:00
Ry
86760a65c4
Merge pull request #14 from neuschaefer/dev 
Documentation improvements
 2023-02-05 15:02:49 -08:00
jn
e01514440a docs/instructions.md: Sort instructions into groups 2023-02-05 14:05:00 +01:00
jn
2d43212c04 docs/cpu.md: Add comment about operand order 2023-02-05 13:02:22 +01:00
Ry
8a764627c5
Merge pull request #13 from neuschaefer/dev 
GitHub CI: Run cputest to catch regressions early
 2023-02-02 16:12:01 -08:00
jn
eed6fb97ac GitHub CI: Run cputest to catch regressions early 2023-02-02 17:48:46 +01:00
Ry
ffeb6f6283
Merge pull request #11 from neuschaefer/dev 
Enable input on the serial port
 2023-02-02 01:55:02 -08:00
jn
727dc8e0d2 Enable input on the serial port 2023-02-02 10:49:07 +01:00
Ry
e6af577da5
Merge pull request #10 from neuschaefer/dev 
Refactor physical memory address resolution code
 2023-02-01 15:00:07 -08:00
jn
c739f8ecb3 Refactor physical memory address resolution code 
The physical memory layout is the same whether we use the MMU or not, so
let's implement it only once.
 2023-02-01 23:51:15 +01:00
Ry
ee4b96db4f
Merge pull request #9 from neuschaefer/dev 
docs: Document how the peripherals work
 2023-02-01 13:44:15 -08:00
jn
4467185339 docs: Document how the peripherals work 2023-02-01 20:16:40 +01:00
Ry
7719755a52 Cleanly exit if attempting to open non-existent disk 
Fixes issue #7.
 2023-01-30 14:09:00 -08:00
Ry
157841311d
Merge pull request #8 from neuschaefer/dev 
GitHub CI: Bump actions/checkout to v3
 2023-01-29 17:00:41 -08:00
jn
8f0f6c9afd GitHub CI: Bump actions/checkout to v3 
v2 is deprecated and causes a warning on the Actions page.
 2023-01-29 23:28:18 +01:00
Ry
15cf497b89
Merge pull request #6 from neuschaefer/dev 
Miscellanea
 2023-01-27 15:11:37 -08:00
jn
4758c45171 Fix skipping of CMP instructions 2023-01-27 17:37:10 +01:00
jn
6ddf60fba6 Handle division by zero instead of crashing 2023-01-27 11:33:26 +01:00
jn
1d9de64e5f Print IP and SP in debug mode 2023-01-27 11:33:26 +01:00
Ry
c492194360
Merge pull request #5 from neuschaefer/headless 
Headless Mode
 2023-01-26 17:08:36 -08:00
jn
17f452bacf Add headless mode 2023-01-26 22:24:16 +01:00
jn
c1652c34b0 Initialize VM state and scan arguments before initializing SDL 2023-01-26 22:21:41 +01:00
Ry
d9f03fe1aa
Merge pull request #4 from neuschaefer/help 
fox32: Add --help option
 2023-01-20 15:09:44 -08:00
jn
43bc7e661e fox32: Add --help option 
It's easier to type --help than to remember the options or look at the
source code.
 2023-01-20 16:36:37 +01:00
Ry
4a4d05332b docs: Fix typo 2023-01-13 14:32:38 -08:00
Ry
85c1a87e09 docs: Add iflt and ifgteq to the condition codes list 2023-01-13 14:30:39 -08:00
Ry
6fb4fd884f
Merge pull request #3 from neuschaefer/lowercase 
docs: Spell fox32 in lowercase
 2022-12-31 18:42:47 -08:00
jn
efdf7815e1 docs: Spell fox32 in lowercase 
As requested by @ry755: https://github.com/fox32-arch/fox32/pull/2#issuecomment-1368289018
 2023-01-01 03:29:39 +01:00
Ry
a1d1e34e59
Merge pull request #2 from neuschaefer/doc 
fox32 architecture documentation
 2022-12-31 14:40:54 -08:00
jn
571729dafa docs: Add more documents (but they're unfinished) 2022-12-31 12:56:19 +01:00
jn
c27f3405cd docs: Start a comprehensive CPU architecture document 
With docs/cpu.md, I aim to describe the CPU architecture as fully as
necessary to allow understanding it without having to look into emulator
source code anymore.

This currently leaves encoding.md a bit stranded, because I didn't quire
know how to integrate it into this new document.
 2022-12-31 12:53:57 +01:00
jn
bf38917ee0 Fix number of operands for OP_FLP in instruction info table 
FLP takes a source operand.
 2022-12-31 12:17:29 +01:00
Ry
9b6ac30abf Add new logo to the README 2022-12-28 21:24:04 -08:00
Ry
14dc43710f Add support for dropping files onto the window to mount them as a disk 2022-12-26 18:22:21 -08:00
Ry
8b5472519e Update comment 2022-12-26 18:02:25 -08:00
Ry
30f76602a7 Add support for cross-compiling for Windows 2022-12-26 17:22:48 -08:00
Ry
3246859ff2 Revert previous commit 2022-12-25 23:38:26 -08:00
Ry
acbfa82a18 If halted, report that the entire tick was completed 2022-12-25 23:24:03 -08:00
Ry
82668e10d3 Fix errors in the RTC implementation of month and year 2022-12-25 22:58:18 -08:00
Ry
ea53fb151c Implement the rest of the RTC 2022-12-25 21:45:31 -08:00
Ry
eae21dd08b Fix an issue with the mouse held state 2022-12-25 15:34:36 -08:00
Ry
4bb07c3c52 Change SDL include path 2022-11-08 17:14:49 -08:00
Ry
565685776a Add power control port 2022-10-27 22:45:58 -07:00
Ry
3d1dff8495 BRK exceptions should resume *after* the BRK instruction 2022-10-27 19:03:34 -07:00
Ry
a0fa0361ae Add disk write support 2022-10-27 16:02:17 -07:00
Ry
9396931592 Better keyboard handling 2022-10-27 16:01:51 -07:00