Tom-on
ed18f4ac4b
IMPLEMENTED printf()!!!!!!!
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It's kinda bad :/
2024-05-29 11:35:10 +02:00
Tom-on
f4f89dd8ba
Removed disk command, because it was half broken we don't need that
2024-05-29 09:57:06 +02:00
Tom-on
77d7c356e9
Added \ escape code support in echo command!
2024-05-28 20:43:30 +02:00
Tom-on
7a2afbd653
Implemented Escape Sequences!!!!
2024-05-28 20:42:03 +02:00
Tom-on
74c38342d7
Made memory/addresses.h more organised
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Also didn't need to add stdio.h to any files so that's good!
2024-05-28 17:43:07 +02:00
Tom-on
ff07696dc6
Continuing terminal I/O
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- Made stdio.h work
- Moved printFiletable back into kernel.c
- TODO: Add stdio.h to all files that should use it (probably next commmit)
- Added some more global addresses. There's a memory layout, but i'm not using it
- Got cursor to be drawn
- Calc program now gets user input
2024-05-28 17:08:49 +02:00
Tom-on
e9abfc2e4a
Implemented Higher Half Kernel!
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- Minor makefile chnages
- stage3.c "prekernel", sets up memory stuff and jumps to kernel
- kernel is now at 0xC0000000 - 3GB+ "higher half"
- Added some global variables in memory/addresses.h
2024-05-26 15:49:48 +02:00
Tom-on
01323c5874
Used filesys.h in kernel
2024-05-26 14:13:46 +02:00
Tom-on
8245187356
Slighly changed everything :)
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- Makefile changes
- Linker script updates
- Made it comply with C17
- Removed entry.asm (finally)
2024-05-24 18:25:26 +02:00
Tom-on
f879ca122f
Made malloc() and free()! They're in header stdlib.h as syscalls 3 & 4.
2024-05-24 18:08:33 +02:00
Tom-on
f009bbdac9
Started using virtual memory manager in kernel. Also changes read() function to accept a char* to write to
2024-05-24 15:47:45 +02:00
Tom-on
e728571393
Finished Virtual Memory Manager!!! Paging etc. now works perfectly*
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*i have no idea if it works right, but it doesn't seem to be broken
2024-05-23 20:53:15 +02:00
Tom-on
2072c8fe53
Began work in Virtual Memory Manager!
2024-05-23 17:26:56 +02:00
Tom-on
dcbf24beae
Added pcspk.h for PC Speaker and notes.h that contains notes and their frequencies
2024-05-19 17:05:53 +02:00
Tom-on
9812f3f58d
Improved keyboard IRQ handler, added getc() function, improved read()
2024-05-15 20:06:38 +02:00
Tom-on
daa6d35045
Added Real Time Clock. Time is now being shown at the top
2024-05-08 16:54:25 +02:00
Tom-on
b6d1d42ed2
Added temporary Puts() syscall to print a string. I use it in calc to print a message
2024-05-08 09:09:31 +02:00
Tom-on
7826b9b7d4
Include file restructure!
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- include/ now has subdirs
- standard C headers will be in 'include/c'. Any program can include these
- all other header shall only be used by the kernel
2024-05-07 21:01:50 +02:00
Tom-on
41e0b93f52
Reimplemented PIT Timer. Sleep is now a syscall. Also made docs/ that contains some info so i don't forget.
2024-05-07 20:25:48 +02:00
Tom-on
b2248f1a7d
Changed every include for using '#include "header.h"' to use '#include <header.h>', also got the keyboard and timer working again
2024-05-06 19:57:53 +02:00
Tom-on
1d71a4e384
[ BIG CHANGE ] Properly Implemented IDT
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- New include files: idt.h, pic.h, syscall.h and exceptions.h
- Proper exception handling (still could be improved
- PIC properly initiated and irqs all masked
- BREAKS Keyboard - The keyboard IRQ is not handled anymore
- convertColor() is kinda broken :/ (More in README.md)
2024-05-05 21:03:21 +02:00
Tom-on
906ce6d160
Made scrolling substantually faster
2024-05-02 17:37:58 +02:00
Tom-on
6d0c07568f
Improved shell by adding font changing. Type the font file you want to change to and it will!
2024-05-02 10:02:48 +02:00
Tom-on
437b423d19
Fixed boundaryFill (sorta, circle is still broken, idk why)
2024-05-01 21:04:17 +02:00
Tom-on
98ea7e6280
Made screen.h more generic, instead of just assuming 1920x1080 32bpp mode
2024-04-29 19:38:51 +02:00
Tom-on
9032052e23
Minor changes
2024-04-26 12:11:44 +02:00
Tom-on
c3d2ccd90d
OS now allocs memory for called files. Slightly improved screen.h
2024-04-26 11:50:37 +02:00
Tom-on
2b7426b88f
Added 'memmap' command
2024-04-26 09:58:08 +02:00
Tom-on
b320bac033
Started using physical memory manager in kernel
2024-04-26 09:51:57 +02:00
Tom-on
753c983c9d
Created physical memory manager. moved printMemoryMap to kernel
2024-04-25 21:06:22 +02:00
Tom-on
71be1523b3
Moved memory map stuff into physicalMemManager.h (should name it better)
2024-04-25 19:19:50 +02:00
Tom-on
bd7889f22a
Added printing memory map
2024-04-25 19:03:35 +02:00
Tom-on
f3c41cc6de
Started working on Physical memory map for memory manager
2024-04-24 20:14:35 +02:00
Tom-on
26cefb5916
Got .bin file execution working (badly). Will need to do something with syscalls probably
2024-04-21 18:09:55 +02:00
Tom-on
3d92f18d63
Added graphics.h header file for 2D graphics. Also since it adds a lot, i had to increase kernel size from 10kB to 15kB
2024-04-21 16:56:22 +02:00
Tom-on
896f9f5fe0
Minor changes
2024-04-19 16:16:54 +02:00
Tom-on
2a864eb366
Made text 2x bigger so it's readable!\nProbably should find a better way to do this
2024-04-19 15:45:54 +02:00
Tom-on
da1ab4d6ff
Added cursor rendering (kinda badly, will delete any characters under it)
2024-04-19 14:10:45 +02:00
Tom-on
12c0fafa1f
Implemented custom font and text drawing in VBE graphics mode! No colors :(
2024-04-19 13:23:55 +02:00
Tom-on
052b668d98
Started working on multistage bootloader. Added VBE data in stage2.asm
2024-04-17 17:23:09 +02:00
Tom-on
a8ca1cf2b1
If you type a filename into the shell, it will print out the file (even .bin files)
2024-04-15 16:21:16 +02:00
Tom-on
885c987fdb
Added filetable!!!!
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Also did more Makefile changes
2024-04-14 20:30:07 +02:00
Tom-on
90ac82eebc
Project restructure (no new code added)
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Moved all header files into include/ and removed their C counterparts -> code inside .h files
Also added a kernel.ld linker file
since we don't have many code files in src/ now, i removed src/kernel/
only real code change is that i moved memcopy() and memset() into string.h from system.h
2024-04-14 18:27:53 +02:00
Tom-on