Ry
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5804084401
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Initial commit
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2022-10-22 18:00:51 -07:00 |
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Ry
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a1c97f70b2
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Initial commit
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2022-10-22 17:56:00 -07:00 |
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Ry
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fb9f8ccf93
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Remove Rust emulator
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2022-10-26 18:02:30 -07:00 |
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Ry
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675a39e813
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Allow typing the * key
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2022-10-16 18:52:03 -07:00 |
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Ry
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338b6fe496
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Only allow one of: exception, int, or soft int to occur during a cycle
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2022-10-10 18:41:18 -07:00 |
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Ry
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b496d2eb90
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If popping directly to memory fails, don't change the stack pointer
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2022-10-10 18:39:14 -07:00 |
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Ry
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bfc0ae96d1
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Check if all addresses are writable before doing the actual writes
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2022-10-10 17:26:40 -07:00 |
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Ry
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6fb6d07431
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Rework the interrupt system a little bit and allow toggling debug output
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2022-09-20 00:24:38 -07:00 |
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Ry
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42f26a48e7
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Same as previous commit but I forgot about the write functions oops
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2022-09-18 22:15:45 -07:00 |
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Ry
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5c5a8722e4
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Possibly fix an issue where a 32 bit page fault would cause 4 PFs
Same for 16 bit page faults causing 2 page faults, one for each byte.
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2022-09-18 22:09:29 -07:00 |
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Ry
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56e41e3915
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Ensure the MMU gets re-enabled if we fail to read an interrupt vector
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2022-09-18 18:22:40 -07:00 |
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Ry
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eba264db70
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Add rfp register, remove debug message about intruction pointer == None
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2022-09-18 16:30:52 -07:00 |
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Ry
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f7b2320138
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No longer use setjmp/longjmp to ensure things are atomic
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2022-09-18 16:21:35 -07:00 |
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Ry
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3aaebeaf3e
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Always allow exceptions to occur, regardless of interrupt flag state
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2022-09-17 14:51:18 -07:00 |
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Ry
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bf48300f2f
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Open disks as read-write
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2022-09-17 00:15:39 -07:00 |
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Ry
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9059889d3d
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Ensure register pointers read the requested size, not always 32 bit
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2022-09-16 23:29:16 -07:00 |
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Ry
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1211d4fdcc
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Use a more reliable method for detecting key presses
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2022-09-16 18:34:16 -07:00 |
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Ry
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4a18af8f81
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Allow switching the stack pointer automatically on interrupts/exceptions
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2022-09-16 17:29:58 -07:00 |
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Ry
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3ce3af511e
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Hack memory writes to use longjmp if a page fault occurs
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2022-09-16 00:27:23 -07:00 |
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Ry
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8259e5787e
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Fix an issue where write faults sometimes return the *physical* address
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2022-09-15 23:59:46 -07:00 |
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Ry
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d30dad4797
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Potentially fix a double page fault issue under certain conditions
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2022-09-15 23:41:46 -07:00 |
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Ry
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02f3d04f4f
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Make page faults on page boundaries return the correct address
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2022-09-15 18:35:17 -07:00 |
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Ry
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b55d7deb36
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Page fault on writes to unmapped physical memory
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2022-09-15 17:28:56 -07:00 |
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Ry
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8be5c65c73
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Fix many issues relating to paging, split page fault into 2 vectors
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2022-09-15 17:17:29 -07:00 |
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Ry
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3df3a98f3c
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Rework the paging system a little bit, add FLP instr., bump ver to 0.5.0
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2022-09-13 17:34:37 -07:00 |
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Ry
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9970a04cc9
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Implement an RTC, bump version to 0.4.0
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2022-09-09 16:16:09 -07:00 |
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Ry
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cea9b12661
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Update outdated build instructions and ignore src/fox32.rom
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2022-08-30 16:20:44 -07:00 |
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Ry
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38f81ce4e3
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Move fox32.rom into the src folder
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2022-08-18 23:18:27 -07:00 |
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Ry
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e630e15661
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Don't fail to build if building outside of a git repo
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2022-08-18 23:16:26 -07:00 |
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Ry
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7fd8d36281
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Actually implement paging properly, bump version to 0.3.1
I was mixing up the virtual and physical addresses, oops
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2022-08-15 19:43:28 -07:00 |
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Ry
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82edb1d8da
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Implement paging, bump version to 0.3.0
This works in a similar way to x86's paging, by using page directories
which point to page tables, which point to physical addresses.
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2022-08-15 17:40:04 -07:00 |
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Ry
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6edcda5b18
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Update screenshot
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2022-08-12 19:34:41 -07:00 |
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Ry
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17b14dd72f
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Remove the unused f32 file type, bump version to 0.2.1
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2022-08-09 23:33:00 -07:00 |
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Ry
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4b506f3e65
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Add int instruction, bump version to 0.2.0
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2022-08-09 02:04:46 -07:00 |
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Ry
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ad6f402179
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Add 3 additional audio channels for a total of 4
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2022-08-09 01:37:21 -07:00 |
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Ry
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881b9c1620
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Embed fox32rom into the main fox32 executable, prepare for 1st release
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2022-07-31 17:15:27 -07:00 |
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Ry
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2d6730bb0b
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Allow adjusting the audio sample rate
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2022-07-27 18:29:32 -07:00 |
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Ry
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8e4f2bc114
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First audio buffer refill interrupt should play from buffer 0
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2022-07-27 14:24:05 -07:00 |
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Ry
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d2d05f2d76
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Hack to ensure the CPU thread exits when the window is closed
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2022-07-27 14:09:54 -07:00 |
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Ry
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537b774667
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Move the audio buffer locations into consts
No more magic values!!!
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2022-07-26 15:54:44 -07:00 |
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Ry
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d1386e14f8
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Add note about prebuilt binaries to the README
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2022-07-24 20:57:15 -07:00 |
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Ry
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dfadccd68c
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Use a const for the framebuffer address
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2022-07-24 17:08:45 -07:00 |
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Ry
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953b2cfffe
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Don't print the scancode on every key press
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2022-07-24 16:57:28 -07:00 |
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Ry
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bd7eba3ddb
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Remove fox32core support
This works around the issue with building on Windows.
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2022-07-23 17:56:09 -07:00 |
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Ry
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16b43cc87a
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Move encoding.md to docs/
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2022-07-04 22:39:11 -07:00 |
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Ry
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940023f47b
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Allow passing multiple arguments to mount multiple disks
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2022-06-21 19:37:56 -07:00 |
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Ry
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5d6bfbb409
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Add basic building instructions to the README
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2022-06-21 18:56:11 -07:00 |
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Ry
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094611df80
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Add fox32core to .gitignore
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2022-06-21 18:04:07 -07:00 |
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Ry
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474b8f3d60
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Build using GitHub Actions
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2022-06-21 17:54:48 -07:00 |
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Ry
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11cec386a5
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Add screenshot and logo to README
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2022-06-21 15:56:29 -07:00 |
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