MemoryRegion *memory_map(struct uc_struct *uc, hwaddr begin, size_t size, uint32_t perms)
{
    MemoryRegion *ram = g_new(MemoryRegion, 1);

    memory_region_init_ram(uc, ram, size, perms);
    if (ram->addr == -1 || !ram->ram_block) {
        // out of memory
        g_free(ram);
        return NULL;
    }

    memory_region_add_subregion(uc->system_memory, begin, ram);

    if (uc->cpu) {
        tlb_flush(uc->cpu);
    }

    return ram;
}
MemoryRegion *memory_map(struct uc_struct *uc, hwaddr begin, size_t size, uint32_t perms)
{
    MemoryRegion *ram = g_new(MemoryRegion, 1);

    memory_region_init_ram(uc, ram, size, perms);
    if (ram->addr == -1 || !ram->ram_block) {
         
        g_free(ram);
        return NULL;
    }

    memory_region_add_subregion(uc->system_memory, begin, ram);

    if (uc->cpu) {
        tlb_flush(uc->cpu);
    }

    return ram;
}