diff -ru /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/cpu.c panel-plugin/cpu.c
--- /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/cpu.c	2004-06-12 03:25:31.000000000 +0200
+++ panel-plugin/cpu.c	2005-04-25 17:58:22.000000000 +0200
@@ -307,7 +307,7 @@
 void UpdateTooltip (CPUGraph *base)
 {
 	char tooltip[32];		
-	sprintf (tooltip, "Usage: %d%%", base->m_CPUUsage);			
+	sprintf (tooltip, "Frequency: %dMHz", base->m_CPUFreq);
 	gtk_tooltips_set_tip (GTK_TOOLTIPS (base->m_Tooltip), base->m_Parent, tooltip, NULL);
 }
 void SetSize (Control *control, int size)
@@ -636,6 +636,7 @@
 gboolean UpdateCPU (CPUGraph *base)
 {
 	base->m_CPUUsage = GetCPUUsage (&base->m_OldUsage, &base->m_OldTotal);
+        base->m_CPUFreq = GetCPUFreq () / 1000;
 
 	memmove (base->m_History+1, base->m_History, (base->m_Values-1)*sizeof (int));
 	base->m_History[0] = base->m_CPUUsage;
diff -ru /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/cpu.h panel-plugin/cpu.h
--- /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/cpu.h	2004-06-11 07:18:45.000000000 +0200
+++ panel-plugin/cpu.h	2005-04-25 17:26:26.000000000 +0200
@@ -87,6 +87,7 @@
 	
 	guint m_TimeoutID; // Timeout ID for the tooltip;
 	long m_CPUUsage;
+        long m_CPUFreq;
 	long *m_History;
 	int m_Values;
 
diff -ru /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/os.c panel-plugin/os.c
--- /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/os.c	2004-06-07 03:16:30.000000000 +0200
+++ panel-plugin/os.c	2005-04-25 17:56:32.000000000 +0200
@@ -29,6 +29,21 @@
 
 	return usage;
 }
+#define FREQ_FILE "/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq"
+long GetCPUFreq (void)
+{
+        long freq;
+        FILE *fp = fopen (FREQ_FILE, "r");
+        
+        if (!fp){
+                printf ("Couldn't read from " FREQ_FILE);
+                return -1;
+        }
+
+        fscanf (fp, "%ld", & freq);
+        fclose (fp);
+        return freq;
+}
 #elif defined (__FreeBSD__)
 long GetCPUUsage (int *oldusage, int *oldtotal)
 {
diff -ru /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/os.h panel-plugin/os.h
--- /home/sliwers/tmp/xfce4-cpugraph-plugin-0.2.2.xfld/panel-plugin/os.h	2004-06-07 02:00:28.000000000 +0200
+++ panel-plugin/os.h	2005-04-25 17:28:20.000000000 +0200
@@ -35,5 +35,6 @@
 #endif
 
 long GetCPUUsage (int *oldusage, int *oldtotal);
+long GetCPUFreq (void);
 
 #endif