[sq] add Page caps implementations

nucleus/src/arch/aarch64/caps/page_directory_cap.rs

@@ -35,3 +35,21 @@ capdef! { PageDirectory }
 //=====================
 // Cap implementation
 //=====================
+
+impl PageDirectoryCapability {
+    pub(crate) fn base_address() -> PhysAddr {
+        PhysAddr::new(self.0.read(PageDirectoryCap::BasePtr))
+    }
+
+    pub(crate) fn is_mapped() -> bool {
+        self.0.read(PageDirectoryCap::IsMapped) == 1
+    }
+
+    pub(crate) fn mapped_address() -> VirtAddr {
+        VirtAddr::new(self.0.read(PageDirectoryCap::MappedAddress))
+    }
+
+    pub(crate) fn mapped_asid() -> ASID {
+        self.0.read(PageDirectoryCap::MappedASID)
+    }
+}

nucleus/src/arch/aarch64/caps/page_global_directory_cap.rs

@@ -34,3 +34,21 @@ capdef! { PageGlobalDirectory }
 //=====================
 // Cap implementation
 //=====================
+
+impl PageGlobalDirectoryCapability {
+    pub(crate) fn base_address() -> PhysAddr {
+        PhysAddr::new(self.0.read(PageGlobalDirectoryCap::BasePtr))
+    }
+
+    pub(crate) fn is_mapped() -> bool {
+        self.0.read(PageGlobalDirectoryCap::IsMapped) == 1
+    }
+
+    pub(crate) fn mapped_address() -> VirtAddr {
+        VirtAddr::new(self.0.read(PageGlobalDirectoryCap::MappedAddress))
+    }
+
+    pub(crate) fn mapped_asid() -> ASID {
+        self.0.read(PageGlobalDirectoryCap::MappedASID)
+    }
+}

nucleus/src/arch/aarch64/caps/page_table_cap.rs

@@ -35,3 +35,21 @@ capdef! { PageTable }
 //=====================
 // Cap implementation
 //=====================
+
+impl PageTableCapability {
+    pub(crate) fn base_address() -> PhysAddr {
+        PhysAddr::new(self.0.read(PageTableCap::BasePtr))
+    }
+
+    pub(crate) fn is_mapped() -> bool {
+        self.0.read(PageTableCap::IsMapped) == 1
+    }
+
+    pub(crate) fn mapped_address() -> VirtAddr {
+        VirtAddr::new(self.0.read(PageTableCap::MappedAddress))
+    }
+
+    pub(crate) fn mapped_asid() -> ASID {
+        self.0.read(PageTableCap::MappedASID)
+    }
+}

nucleus/src/arch/aarch64/objects/page_global_directory.rs

@@ -26,3 +26,5 @@ impl PageCacheManagement for PageGlobalDirectory {
         todo!()
     }
 }
+
+impl From<PhysAddr> for PageGlobalDirectory {}