interrupts: Eliminate unnecessary @bitCast

1 files changed, 1 insertions, 3 deletions

diff --git a/src/lib/interrupts.zig b/src/lib/interrupts.zig
index 8988c0a..66c8acd 100644
--- a/src/lib/interrupts.zig
+++ b/src/lib/interrupts.zig
@@ -85,13 +85,11 @@ pub const SyncCause = enum(u63) {
     _,
 };
 
-export fn handleTrap(epc: usize, cause_bits: usize, frame: *TrapFrame) usize {
+export fn handleTrap(epc: usize, cause: Cause, frame: *TrapFrame) usize {
     const w = Console.autoChoose().?.writer();
 
     const status = riscv.sstatus.read();
 
-    const cause: Cause = @bitCast(cause_bits);
-
     if (cause.isAsync()) {
         switch (@as(AsyncCause, @enumFromInt(cause.num))) {
             .supervisor_software => w.print("Hart {d}: Software interrupt\r\n", .{frame.hart_id}) catch unreachable,