fix bugs about cpu num config (x86-64)

TODO:
Unfixed bugs: rcore can not identify the hyperthread-mode cpus(i9-9900k) and dead.

kernel/src/arch/x86_64/gdt.rs

@@ -18,6 +18,21 @@ pub fn init() {
 static mut CPUS: [Option<Cpu>; MAX_CPU_NUM] = [
     // TODO: More elegant ?
     None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
+//    None, None, None, None, None, None, None, None,
 ];
 
 pub struct Cpu {

kernel/src/consts.rs

@@ -2,7 +2,7 @@
 
 pub use crate::arch::consts::*;
 
-pub const MAX_CPU_NUM: usize = 8;
+pub const MAX_CPU_NUM: usize = 64;
 pub const MAX_PROCESS_NUM: usize = 128;
 
 pub const USEC_PER_TICK: usize = 10000;

kernel/src/process/mod.rs

@@ -26,14 +26,39 @@ pub fn init() {
 }
 
 static PROCESSORS: [Processor; MAX_CPU_NUM] = [
-    Processor::new(),
-    Processor::new(),
-    Processor::new(),
-    Processor::new(),
-    Processor::new(),
-    Processor::new(),
-    Processor::new(),
-    Processor::new(),
+    // TODO: More elegant ?
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
+//    Processor::new(),    Processor::new(),    Processor::new(),    Processor::new(),
 ];
 
 /// Get current process