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feat: implement MMU core functionality

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* feat: Implement a basic MMU configuration

* feat: Enhance MMU by separating sections and configuring permissions

* feat: Update MMU configuration and memory allocation functions

* fix: Level 3 translation fault

* docs: add code documentation

* fix: linter

* feat: map translation tables to kernel space

* feat: move el1 stack to kernel VA space

* feat: use virtual memory for heap allocation

* docs: update Readme
This commit is contained in:
Alexander Neuhäuser
2026-03-17 19:30:45 +01:00
committed by GitHub
parent 55f410e2bb
commit f78388ee2c
23 changed files with 992 additions and 264 deletions
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7
src/framebuffer.rs
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@@ -24,8 +24,8 @@ pub struct FrameBuffer {
pixel_depth: u32, // Bits per pixel
pitch: u32, // Pixel per row
rows: u32, // Rows
start_addr: *mut u32,
size: u32, //Bytes
pub start_addr: *mut u32,
pub size: u32, //Bytes
}
pub const RED: u32 = 0x00FF0000;
@@ -37,6 +37,9 @@ pub const YELLOW: u32 = 0x00FFFF00;
impl FrameBuffer {
pub fn draw_pixel(&self, x: u32, y: u32, color: u32) {
let offset = x + y * self.pitch;
if x >= self.pitch || y >= self.rows {
return;
}
unsafe {
write_volatile(self.start_addr.add(offset as usize), color);
}