chore: expose arm namespace

src/arm.zig

@@ -108,7 +108,8 @@ pub fn Arm32(comptime arch: Architecture) type {
                 };
             }
 
-            inline fn regIdx(mode: Mode, kind: Kind) usize {
+            // public so that we can set up fast-boot
+            pub inline fn regIdx(mode: Mode, kind: Kind) usize {
                 const idx: usize = switch (mode) {
                     .User, .System => 0,
                     .Supervisor => 1,

src/lib.zig

@@ -139,6 +139,7 @@ pub const Scheduler = struct {
 
     // VTable
     nowFn: *const fn (ptr: *anyopaque) u64,
+    resetFn: *const fn (ptr: *anyopaque) void,
 
     pub fn init(obj: anytype) @This() {
         const P = @TypeOf(obj);
@@ -155,14 +156,23 @@ pub const Scheduler = struct {
                 const self = @ptrCast(P, @alignCast(alignment, ptr));
                 return self.now();
             }
+
+            fn reset(ptr: *anyopaque) void {
+                const self = @ptrCast(P, @alignCast(alignment, ptr));
+                self.reset();
+            }
         };
 
-        return .{ .ptr = obj, .nowFn = impl.now };
+        return .{ .ptr = obj, .nowFn = impl.now, .resetFn = impl.reset };
     }
 
     pub fn now(self: @This()) u64 {
         return self.nowFn(self.ptr);
     }
+
+    pub fn reset(self: @This()) void {
+        self.resetFn(self.ptr);
+    }
 };
 
 // ---
@@ -191,6 +201,10 @@ const ExampleScheduler = struct {
     pub fn now(self: *const @This()) u64 {
         return self.tick;
     }
+
+    pub fn reset(self: *@This()) void {
+        self.tick = 0;
+    }
 };
 
 test "create ARMv4T interface" {