[util] Move enum_bitfields into util

Continuing on the cleaning up of the src/include 'junk drawer', the
enum_bitfields.h and its dependency basic_types.h are now in util.

src/kernel/acpi_tables.h

@@ -3,8 +3,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <util/enum_bitfields.h>
 #include <util/misc.h> // for byteswap32
-#include <enum_bitfields.h>
 
 struct acpi_table_header
 {

src/kernel/apic.h

@@ -3,7 +3,7 @@
 /// Classes to control both local and I/O APICs.
 
 #include <stdint.h>
-#include "enum_bitfields.h"
+#include <util/enum_bitfields.h>
 
 enum class isr : uint8_t;
 

src/kernel/gdt.h

@@ -1,9 +1,9 @@
 #pragma once
 /// \file gdt.h
 /// Definitions relating to a CPU's GDT table
-#include <stdint.h>
 
-#include "enum_bitfields.h"
+#include <stdint.h>
+#include <util/enum_bitfields.h>
 
 class TSS;
 

src/kernel/memory_bootstrap.cpp

@@ -4,7 +4,6 @@
 #include <bootproto/kernel.h>
 #include <j6/init.h>
 #include <util/no_construct.h>
-#include <enum_bitfields.h>
 
 #include "assert.h"
 #include "device_manager.h"
@@ -21,10 +20,6 @@
 #include "objects/vm_area.h"
 #include "vm_space.h"
 
-namespace bootproto {
-    is_bitfield(section_flags);
-}
-
 using bootproto::allocation_register;
 using bootproto::section_flags;
 

src/kernel/objects/vm_area.h

@@ -7,7 +7,7 @@
 
 #include <j6/signals.h>
 #include <util/vector.h>
-#include <enum_bitfields.h>
+#include <util/enum_bitfields.h>
 
 #include "objects/kobject.h"
 

src/kernel/page_table.h

@@ -4,8 +4,8 @@
 
 #include <stdint.h>
 #include <arch/memory.h>
+#include <util/enum_bitfields.h>
 #include <util/spinlock.h>
-#include <enum_bitfields.h>
 
 struct free_page_header;
 

src/kernel/vm_space.h

@@ -4,9 +4,9 @@
 
 #include <stdint.h>
 
+#include <util/enum_bitfields.h>
 #include <util/spinlock.h>
 #include <util/vector.h>
-#include <enum_bitfields.h>
 
 #include "page_table.h"