Consolidating limine graphics

ableos/src/graphics_limine.rs

@@ -0,0 +1,24 @@
+// TODO: Reorganize and make part of this into a limine agnostic API for general purpose graphics
+use crate::kmain::FRAMEBUFFER;
+pub fn clear_screen() {
+    {
+        // TODO: setup a proper framebuffer handler
+        let fb_response = FRAMEBUFFER.get_response().get().unwrap();
+        for fb in fb_response.framebuffers().unwrap() {
+            trace!("Framebuffer {}x{}", fb.width, fb.height);
+            trace!("{}", fb.memory_model);
+            trace!("{}", fb.bpp);
+            let mut count = 0;
+            let total = fb.width * fb.height * 3;
+            while count != total {
+                unsafe {
+                    let fb_ptr = fb.address.as_mut_ptr().unwrap();
+                    *fb_ptr.offset((count).try_into().unwrap()) = 0x00;
+                    *fb_ptr.offset((count + 1).try_into().unwrap()) = 0x00;
+                    *fb_ptr.offset((count + 2).try_into().unwrap()) = 0x00;
+                }
+                count += 3;
+            }
+        }
+    }
+}

ableos/src/kmain.rs

@@ -14,7 +14,7 @@ use crate::devices::pci;
 use crate::relib::network::socket::{SimpleSock, Socket};
 use crate::{boot_conf::KernelConfig, scratchpad, systeminfo::RELEASE_TYPE};
 // use crate::{boot_conf::KernelConfig, scratchpad, systeminfo::RELEASE_TYPE, TERM};
-use crate::{filesystem, hardware};
+use crate::{filesystem, graphics_limine, hardware};
 use kernel::KERNEL_VERSION;
 use limine::LimineSmpInfo;
 use limine::{LimineFramebufferRequest, LimineSmpRequest};
@@ -131,6 +131,8 @@ pub fn kernel_main(
     //     }
     // }
 
+    graphics_limine::clear_screen();
+
     scratchpad();
     sloop()
 }

ableos/src/lib.rs

@@ -81,6 +81,7 @@ pub mod wasm_jumploader;
 pub mod allocator;
 
 // pub use allocator as aalloc;
+pub mod graphics_limine;
 pub mod handle;
 pub mod hardware;
 pub mod ipc;

base/home/able/kernel.md

@@ -1,4 +0,0 @@
-Hi there :>$RED$
-hi
-$GREEN$
-hi 3