feat: axerrno compatibility

Author: AsakuraMizu

Cargo.lock

@@ -14,13 +14,15 @@ rust-version.workspace = true
 
 [features]
 default = []
+axerrno = ["dep:axerrno"]
 copy-from = ["dep:bitmaps"]
 
 [dependencies]
+axerrno = { version = "0.1", optional = true }
+bitmaps = { version = "3.2", default-features = false, optional = true }
 log = "0.4"
 memory_addr.workspace = true
 page_table_entry.workspace = true
-bitmaps = { version = "3.2", default-features = false, optional = true }
 
 [target.'cfg(any(target_arch = "x86_64", doc))'.dependencies]
 x86 = "0.52"

page_table_multiarch/Cargo.toml

@@ -34,6 +34,16 @@ pub enum PagingError {
     MappedToHugePage,
 }
 
+#[cfg(feature = "axerrno")]
+impl From<PagingError> for axerrno::AxError {
+    fn from(value: PagingError) -> Self {
+        match value {
+            PagingError::NoMemory => axerrno::AxError::NoMemory,
+            _ => axerrno::AxError::InvalidInput,
+        }
+    }
+}
+
 /// The specialized `Result` type for page table operations.
 pub type PagingResult<T = ()> = Result<T, PagingError>;