From c8e241211445db065745c0e171c3b00e1aff5431 Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Sun, 10 Jan 2016 10:13:09 -0700
Subject: Add some syscall logging

---
 src/main.rs   | 4 ++++
 src/system.rs | 4 ++++
 2 files changed, 8 insertions(+)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index ff5ed3a..c7ee66f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,6 @@
 extern crate docopt;
+#[macro_use] extern crate log;
+extern crate env_logger;
 extern crate rustc_serialize;
 extern crate rustv;
 extern crate time;
@@ -62,6 +64,8 @@ fn load_program<T: memory::Mmu>(memory: &mut memory::Memory,
 }
 
 fn main() {
+    env_logger::init().unwrap();
+
     let args: Args = Docopt::new(USAGE)
         .and_then(|d| d.decode())
         .unwrap_or_else(|e| e.exit());
diff --git a/src/system.rs b/src/system.rs
index b8b928e..8875f28 100644
--- a/src/system.rs
+++ b/src/system.rs
@@ -57,12 +57,16 @@ impl<'a> SyscallHandler<'a> {
 
     fn enable_secondary(&mut self, core_id: usize,
                         registers: &mut RegisterFile) -> Option<Trap> {
+        debug!("[syscall] [memory] Secondary cache enabled for core {}",
+               core_id);
         self.caches[core_id].borrow_mut().enable_secondary();
         None
     }
 
     fn disable_secondary(&mut self, core_id: usize,
                          registers: &mut RegisterFile) -> Option<Trap> {
+        debug!("[syscall] [memory] Secondary cache disabled for core {}",
+               core_id);
         self.caches[core_id].borrow_mut().disable_secondary();
         None
     }
-- 
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