void pmm_init(tboot_info_t* info) {
    /*
     * NOTE: we assume the bootloader set the range of the kernel
     *       stuff as reserved
     */

    TRACE("Preparing pmm");

    // go over the entries
    for(int i = 0; i < info->mmap.count; i++) {
        tboot_mmap_entry_t* entry = &info->mmap.entries[i];
        TRACE("\t%lx-%lx: (%lx) %s", entry->addr, entry->addr + entry->len, entry->len, tboot_mmap_names[entry->type]);

        // add useable entries
        if(entry->type == TBOOT_MEMORY_TYPE_USABLE) {
            // set the memory top
            if(mem_memory_top < entry->addr + entry->len) {
                mem_memory_top = entry->addr + entry->len;
            }

            // add the range of addresses
            add_range(false, entry->addr, entry->addr + entry->len);
            move_temp_entries();
        }

    }
}