#ifndef KERNEL_HEAP_H
#define KERNEL_HEAP_H

#include <stdint.h>
#include <stddef.h>

#define KHEAP_START  0xE0000000  // Start of kernel heap
#define KHEAP_INITIAL_SIZE 0x400000 // 1 MiB initial size
#define KHEAP_END    (KHEAP_START + KHEAP_INITIAL_SIZE)
#define KHEAP_PAGES  (KHEAP_INITIAL_SIZE / PAGE_SIZE)

void kheap_init();
void* kvalloc(size_t npages);
void kvfree(void* addr, size_t npages);

#endif