Move headers to include/

include/mem/kheap.h

@@ -0,0 +1,32 @@
+/*
+ * @author  xamidev <xamidev@riseup.net>
+ * @brief   Kernel heap
+ * @license GPL-3.0-only
+ */
+
+#ifndef KHEAP_H
+#define KHEAP_H
+
+// We need some kind of simple kernel heap to make our linked list
+// for the VMM, as we need "malloc" and "free" for that data structure.
+// When the kernel heap is ready, we can alloc our VM object linked list
+// and then continue working on the VMM.
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+struct heap_block_t {
+    size_t size;
+    bool free; // 1byte
+    uint8_t reserved[7]; // (7+1 = 8 bytes)
+    struct heap_block_t* next;
+} __attribute__((aligned(16)));
+
+void kheap_init(void);
+void* kmalloc(size_t size);
+void kfree(void* ptr);
+void* kalloc_stack(void);
+void kheap_map_page(void);
+
+#endif