feat: Add common constants, errors, and serial driver functionality

3 files changed, 27 insertions, 0 deletions

diff --git a/common/errors/memory/allocation.zig b/common/errors/memory/allocation.zig
new file mode 100644
index 0000000..2359cac
--- /dev/null
+++ b/common/errors/memory/allocation.zig
@@ -0,0 +1,9 @@
+//! Memory Allocation Errors
+
+pub const AllocationError = error{
+    OutOfMemory,
+    InvalidSize,
+    InvalidAlignment,
+    RegionExhausted,
+    ZoneExhausted,
+};
diff --git a/common/errors/memory/mapping.zig b/common/errors/memory/mapping.zig
new file mode 100644
index 0000000..3f24216
--- /dev/null
+++ b/common/errors/memory/mapping.zig
@@ -0,0 +1,11 @@
+//! Memory Mapping Errors
+
+pub const MappingError = error{
+    InvalidAddress,
+    AddressNotAligned,
+    RegionOverlap,
+    PermissionDenied,
+    PageTableAllocationFailed,
+    AlreadyMapped,
+    NotMapped,
+};
diff --git a/common/errors/memory/memory.zig b/common/errors/memory/memory.zig
new file mode 100644
index 0000000..de76bf2
--- /dev/null
+++ b/common/errors/memory/memory.zig
@@ -0,0 +1,7 @@
+//! Memory Errors
+
+pub const allocation = @import("allocation.zig");
+pub const mapping = @import("mapping.zig");
+
+pub const AllocationError = allocation.AllocationError;
+pub const MappingError = mapping.MappingError;