#[unsafe(no_mangle)]pub extern "C" fn sysmem_map(
memmap_config: RequiredPtr<RawMemMapConfig>,
flags: MemMapFlags,
out_res_id: OptionalPtrMut<Ri>,
out_start_addr: OptionalPtrMut<NonNull<u8>>,
) -> SyscallResult#[unsafe(no_mangle)]pub extern "C" fn sysmem_map(
memmap_config: RequiredPtr<RawMemMapConfig>,
flags: MemMapFlags,
out_res_id: OptionalPtrMut<Ri>,
out_start_addr: OptionalPtrMut<NonNull<u8>>,
) -> SyscallResult