Merge pull request 'Merge feature/USB into develop' (#13) from feature/USB into develop

Reviewed-on: #13

src/driver/timers/graphicsrefresh.pas

@@ -1,52 +0,0 @@
-{
-    Driver->Timer->GraphicsRefresh - Timer-driven graphics refresh at ~120FPS.
-
-    Hooks into the 1024Hz timer (TMR_0_ISR) and calls the desktop, uidebug,
-    LVGL and video flush routines every ~9 ticks (1024/9 ≈ 113.8 FPS).
-
-    @author(Kieron Morris <[email protected]>)
-}
-unit graphicsrefresh;
-
-interface
-
-procedure init;
-
-implementation
-
-uses
-    util,
-    TMR_0_ISR,
-    desktop,
-    uidebug,
-    lvgl,
-    video,
-    syslog;
-
-const
-    { 1024 / 4 ≈ 256 FPS }
-    TICKS_PER_FRAME = 4;
-
-var
-    TickCounter : uint32;
-
-procedure on_tick(data : void);
-begin
-    TickCounter := TickCounter + 1;
-    if TickCounter >= TICKS_PER_FRAME then begin
-        TickCounter := 0;
-        desktop.update;
-        uidebug.update;
-        lvgl_handler;
-        video.Flush;
-    end;
-end;
-
-procedure init;
-begin
-    TickCounter := 0;
-    TMR_0_ISR.hook(uint32(@on_tick));
-    syslog.logln('GFXREFRESH', 'Hooked into 1024Hz timer (~120 FPS).');
-end;
-
-end.

src/driver/timers/usbhotplug.pas

@@ -1,46 +0,0 @@
-{
-    Driver->Timer->USBHotplug - Timer-driven USB hotplug polling at ~1Hz.
-
-    Hooks into the 1024Hz timer (TMR_0_ISR) and calls
-    usbcore.usb_check_hotplug every 1024 ticks (approximately once per second).
-
-    @author(Kieron Morris <[email protected]>)
-}
-unit usbhotplug;
-
-interface
-
-procedure init;
-
-implementation
-
-uses
-    util,
-    TMR_0_ISR,
-    usbcore,
-    syslog;
-
-const
-    { 1024 ticks at 1024Hz ≈ 1 second }
-    TICKS_PER_POLL = 1024;
-
-var
-    TickCounter : uint32;
-
-procedure on_tick(data : void);
-begin
-    TickCounter := TickCounter + 1;
-    if TickCounter >= TICKS_PER_POLL then begin
-        TickCounter := 0;
-        usbcore.usb_check_hotplug;
-    end;
-end;
-
-procedure init;
-begin
-    TickCounter := 0;
-    TMR_0_ISR.hook(uint32(@on_tick));
-    syslog.logln('USBHOTPLUG', 'Hooked into 1024Hz timer (~1Hz polling).');
-end;
-
-end.

src/kernel.pas

@@ -66,8 +66,7 @@ uses
      rand,
      hashmap, vfs,
      video, vesa, doublebuffer, color, lvgl, desktop, uidebug,
-     vterminal,
+     vterminal;
-     graphicsrefresh, usbhotplug;
  
 procedure kmain(mbinfo: Pmultiboot_info_t; mbmagic: uint32); stdcall;
  
@@ -104,14 +103,18 @@ begin
     pop_trace;
 end;
 
-procedure yield();
+procedure myUserLandFunction;
+var
+    i : uint32;
+
 begin
-    asm
+    i:=0;
-         sti
+    while true do begin 
-     @idle:
+        i:=i+1;
-         hlt
+        asm
-         jmp @idle
+            MOV EAX, i
-     end;
+        end;
+    end;
 end;
 
 procedure kmain(mbinfo: Pmultiboot_info_t; mbmagic: uint32); stdcall; [public, alias: 'kmain'];   
@@ -129,7 +132,6 @@ begin
 
      { Syslog Init — right after serial so log hooks work }
      syslog.init();
-     syslog.writestringln('Booting Asuro...');
 
      { Store Multiboot info }
      multibootinfo:= mbinfo;
@@ -138,8 +140,10 @@ begin
      { Ensure tracer is frozen }
      tracer.freeze();
 
-     { Check for Multiboot }
+     syslog.writestringln('Booting Asuro...');
+
      syslog.writestringln('Checking for Multiboot Compliance');
+     { Check for Multiboot }
      if (multibootmagic <> MULTIBOOT_BOOTLOADER_MAGIC) then begin
         syslog.logln('KERNEL', 'Multiboot Compliant Boot-Loader Needed!');
         syslog.logln('KERNEL', 'HALTING.');
@@ -272,13 +276,16 @@ begin
      usb_keyboard.UnitTest;
      usb_mouse.UnitTest;
 
-     { Register timer-driven tasks }
+     { Main render loop — USB completions are now interrupt-driven }
-     graphicsrefresh.init;
+     syslog.logln('KERNEL', 'Entering main render loop.');
-     usbhotplug.init;
+     while true do begin
+        desktop.update;
+        uidebug.update;
+        lvgl_handler;
+        usbcore.usb_check_hotplug;
+        video.Flush();
+     end;
 
-     { All work is now driven by timer interrupts — idle the CPU }
-     syslog.logln('KERNEL', 'All tasks registered. Halting into idle.');
-     kernel.yield();
 end;
  
 end.