From b7bc816f69b0950b31d9cdf1ec8ad45c0a2eaa7c Mon Sep 17 00:00:00 2001
From: matt
Date: Fri, 19 Jun 2009 19:41:04 +0000
Subject: test for clock lock

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@11240 221aa14e-8319-0410-a670-987f0aec2ac5
---
 usrp2/firmware/lib/clocks.c | 8 ++++++++
 usrp2/firmware/lib/clocks.h | 5 +++++
 2 files changed, 13 insertions(+)

(limited to 'usrp2/firmware/lib')

diff --git a/usrp2/firmware/lib/clocks.c b/usrp2/firmware/lib/clocks.c
index 0b0467346..0dbf3f90e 100644
--- a/usrp2/firmware/lib/clocks.c
+++ b/usrp2/firmware/lib/clocks.c
@@ -113,6 +113,14 @@ clocks_mimo_config(int flags)
     clocks_enable_clkexp_out(false,0); 
 }
 
+bool 
+clocks_lock_detect()
+{
+  if(pic_regs->pending & PIC_CLKSTATUS)
+    return true;
+  return false;
+}
+
 int inline
 clocks_gen_div(int divisor)
 {
diff --git a/usrp2/firmware/lib/clocks.h b/usrp2/firmware/lib/clocks.h
index 4d44bca79..39a0893c1 100644
--- a/usrp2/firmware/lib/clocks.h
+++ b/usrp2/firmware/lib/clocks.h
@@ -43,6 +43,11 @@ void clocks_init(void);
  */
 void clocks_mimo_config(int flags);
 
+/*!
+ * \brief Lock Detect -- Return True if our PLL is locked
+ */
+bool clocks_lock_detect();
+
 /*!
  * \brief Enable or disable test clock (extra clock signal)
  */
-- 
cgit