Prematurely jumping into kernel_main

src/arch/x86_64/kernel.ld

@@ -5,22 +5,24 @@ SECTIONS
 
 	.text : {
 		code = .;
+		*(.text.entry)
 		*(.text)
-		. = ALIGN(4096);
 	}
 
-	.data : {
+	.data ALIGN(0x1000) : {
 		 data = .;
 		 *(.data)
 		 *(.rodata)
-		 . = ALIGN(4096);
 	}
 
-	.bss : {
+	.bss ALIGN(0x1000) : {
 		bss = .;
 		*(.bss)
-		. = ALIGN(4096);
 	}
 
-	end = .;
+    .note ALIGN(0x1000) : {
+        *(.note.*)
+    }
+
+    end = ALIGN(4096);
 }

src/boot/main.c

@@ -43,6 +43,9 @@ efi_main (EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable)
 	Print(L" %u bytes at 0x%x", kernel_length, kernel_image);
     con_status_ok();
 
+    void (*kernel_main)() = kernel_image;
+    kernel_main();
+
     /*
 	con_status_begin(L"Virtualizing memory...");
     status = memory_virtualize();

src/modules/main/main.c

@@ -1,4 +1,5 @@
-__attribute__((used))
-int kernel_main() {
-    return 42;
+__attribute__((section(".text.entry")))
+void kernel_main() {
+    volatile int foo = 13;
+    return;
 }