Small kernel heap for VMM internals, kmalloc/kfree

src/kmain.c

@@ -12,6 +12,8 @@
 #include "io/kbd/ps2.h"
 #include "mem/paging/pmm.h"
 #include "mem/paging/paging.h"
+#include "mem/paging/vmm.h"
+#include "mem/heap/kheap.h"
 
 // Limine version used
 __attribute__((used, section(".limine_requests")))
@@ -53,8 +55,8 @@ static volatile LIMINE_REQUESTS_END_MARKER;
 
 struct limine_framebuffer* framebuffer;
 
-// Panic 
-static void hcf()
+// Panic (should dump registers etc. in the future)
+void hcf()
 {
 	for (;;)
 	{
@@ -92,7 +94,18 @@ void kmain()
 	SET_INTERRUPTS;
 
 	pmm_init(memmap_request.response, hhdm_request.response);
+
+	// Remap kernel , HHDM and framebuffer
 	paging_init(kerneladdr_request.response, framebuffer);
+	
+	kheap_init();
+
+	void* ptr = kmalloc(10); DEBUG("(KMALLOC TEST) Allocated 10 bytes at 0x%p", ptr);
+	void* ptr2 = kmalloc(200); DEBUG("(KMALLOC TEST) Allocated 200 bytes at 0x%p", ptr2);
+	kfree(ptr);
+	void* ptr3 = kmalloc(5); DEBUG("(KMALLOC TEST) Allocated 5 bytes at 0x%p", ptr3);
+
+	vmm_init();
 
 	keyboard_init(FR);