feat: change font and release greate tty output

kernel/src/mem/pm_manages.rs

@@ -49,9 +49,7 @@ use crate::mem::pmm::PAGE_SIZE;
 
 extern crate alloc;
 
-// ══════════════════════════════════════════════════════════════════════════════
 // Message packing constants
-// ══════════════════════════════════════════════════════════════════════════════
 
 const QUEUE_SIZE: usize = 1024; // power-of-two
 const QUEUE_MASK: usize = QUEUE_SIZE - 1;
@@ -67,10 +65,7 @@ mod packing {
     pub const ARG_MASK:  u64 = 0x000F_FFFF;   // 20 bits
 }
 
-// ══════════════════════════════════════════════════════════════════════════════
 // Request type
-// ══════════════════════════════════════════════════════════════════════════════
-
 /// Asynchronous request submitted to a `PMActor` inbox.
 ///
 /// `channel_id` identifies where the response should be routed.
@@ -163,9 +158,7 @@ impl PMRequest {
     }
 }
 
-// ══════════════════════════════════════════════════════════════════════════════
 // Response type
-// ══════════════════════════════════════════════════════════════════════════════
 
 /// Result returned by `PMActor::process_messages()` for each completed request.
 #[derive(Debug, Clone, Copy)]
@@ -194,10 +187,7 @@ pub enum PMResult {
     Freed { pages_returned: usize },
 }
 
-// ══════════════════════════════════════════════════════════════════════════════
 // Lock-free MPSC inbox
-// ══════════════════════════════════════════════════════════════════════════════
-
 /// MPSC ring buffer for PMRequest values.
 ///
 /// Producers (any core, any context) call `send`; the owning PMActor calls
@@ -268,10 +258,7 @@ impl PMActorQueue {
     }
 }
 
-// ══════════════════════════════════════════════════════════════════════════════
 // PM Actor
-// ══════════════════════════════════════════════════════════════════════════════
-
 /// An autonomous physical-memory actor.
 ///
 /// Owns a `BuddyAllocator` over its capital range and a lock-free MPSC inbox.
@@ -284,16 +271,12 @@ impl PMActorQueue {
 pub struct PMActor {
     /// Unique identity within the actor federation.
     pub actor_id: u64,
-
     /// Root strong capability over the entire managed physical range.
     pub root_untyped: Capability,
-
     /// `(inclusive_start, exclusive_end)` physical addresses.
     pub managed_range: (PhysAddr, PhysAddr),
-
     /// Inbox — producers write here, actor reads here.
     queue: PMActorQueue,
-
     /// Local buddy allocator.  Only ever touched in `process_messages`.
     buddy: BuddyAllocator,
 }
@@ -319,7 +302,7 @@ impl PMActor {
         }
     }
 
-    // ─── Producer API (callable from any context) ──────────────────────────
+    //Producer API (callable from any context)
 
     /// Submit a request to this actor's inbox.
     ///
@@ -329,7 +312,7 @@ impl PMActor {
         self.queue.send(req)
     }
 
-    // ─── Consumer API (actor's own scheduled context) ─────────────────────
+    //Consumer API (actor's own scheduled context)
 
     /// Drain the inbox and execute all pending requests.
     ///
@@ -370,7 +353,7 @@ impl PMActor {
         responses
     }
 
-    // ─── Introspection ────────────────────────────────────────────────────
+    //Introspection
 
     /// Free pages remaining in this actor's buddy pool.
     #[inline]
@@ -385,7 +368,7 @@ impl PMActor {
     }
 }
 
-// ── Private handler implementations ──────────────────────────────────────────
+//Private handler implementations
 
 impl PMActor {
     fn handle_allocate(