refactor(kernel.ld): adjust comments

kernel.ld

@@ -1,29 +1,35 @@
-/*
+/**
  * This is the entry point
  * `boot` should be a defined label
  */
 ENTRY(boot)
 
-/* SECTIONS tells to linker how to arrange sections inside the memory */
+/**
+ * SECTIONS tells to linker how to arrange sections inside the memory
+ */
 SECTIONS {
-    /*
+    /**
      * This is the base address (start address of the kernel)
      * OpenSBI takes little ram
      */
     . = 0x80200000;
 
-    /* This section contains the code of the program */
+    /**
+     * This section contains the code of the program
+     */
     .text :{
-        /*
+        /**
          * Take the .text.boot before everything
          * KEEP() prevents the linker to mark it as "unused"
          */
         KEEP(*(.text.boot));
-        /* Include everything else inside the .text section */
+        /**
+         * Include everything else inside the .text section
+         */
         *(.text .text.*);
     }
 
-    /*
+    /**
      * Contains constant read-only data
      * Align the start of the section at 4 byte
      */
@@ -31,12 +37,16 @@ SECTIONS {
         *(.rodata .rodata.*);
     }
 
-    /* Contains read/write data */
+    /**
+     * Contains read/write data
+     */
     .data : ALIGN(4) {
         *(.data .data.*);
     }
 
-    /* Contains read/data with an initial value of zero */
+    /**
+     * Contains read/data with an initial value of zero
+     */
     .bss : ALIGN(4) {
         __bss = .;
         *(.bss .bss.* .sbss .sbss.*);