1 // Copyright 2023, The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 //! Memory management.
16 
17 mod dbm;
18 mod error;
19 mod page_table;
20 mod shared;
21 mod util;
22 
23 pub use error::MemoryTrackerError;
24 pub use page_table::PageTable;
25 pub use shared::{
26     handle_permission_fault, handle_translation_fault, MemoryRange, MemoryTracker, MEMORY,
27 };
28 pub use util::{
29     flush, flushed_zeroize, min_dcache_line_size, page_4kb_of, PAGE_SIZE, SIZE_128KB, SIZE_16KB,
30     SIZE_2MB, SIZE_4KB, SIZE_4MB, SIZE_64KB,
31 };
32 
33 pub(crate) use shared::{alloc_shared, dealloc_shared};
34 pub(crate) use util::{phys_to_virt, virt_to_phys};
35