2 files changed, 65 insertions, 6 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index f808960..4b5a54e 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -74,2 +74,3 @@ public:
         uint                        m_holdtime;
+        QStrList                   *m_cpu_frequencies;
 };
@@ -425,2 +426,3 @@ ODevice::ODevice ( )
         d-> m_buttons = 0;
+        d-> m_cpu_frequencies = new QStrList;
 }
@@ -775,2 +777,42 @@ int ODevice::lightSensorResolution ( ) const
 /**
+ * @return a list with valid CPU frequency
+ */
+QStrList &ODevice::cpuFrequencies ( ) const
+{
+qWarning("ODevice::cpuFrequencies: m_cpu_frequencies is %d", (int) d->m_cpu_frequencies);
+        return *d->m_cpu_frequencies;
+}
+
+
+/**
+ * Set desired cpu frequency
+ * 
+ * @param index index into d->m_cpu_frequencies of the frequency to be set
+ */
+bool ODevice::setCpuFrequency(uint index)
+{
+        if (index >= d->m_cpu_frequencies->count())
+                return false;
+
+        char *freq = d->m_cpu_frequencies->at(index);
+        qWarning("set freq to %s", freq);
+
+        //TODO: do the change in /proc/sys/cpu/0/speed
+
+        return false;
+}
+
+/**
+ * Returns current frequency index out of d->m_cpu_frequencies
+ */
+uint ODevice::cpuFrequency() const
+{
+        // TODO: get freq from /proc/sys/cpu/0/speed and return index
+
+        return 0;
+}
+
+
+
+/**
  * @return a list of hardware buttons
@@ -1952,2 +1994,7 @@ void Ramses::init()
 
+qWarning("adding freq");
+        d->m_cpu_frequencies->append("100");
+        d->m_cpu_frequencies->append("200");
+        d->m_cpu_frequencies->append("300");
+        d->m_cpu_frequencies->append("400");
 }
@@ -2012,2 +2059,3 @@ bool Ramses::suspend ( )
         qDebug("Ramses::suspend");
+        return false;
 }
@@ -2050,4 +2098,13 @@ bool Ramses::setDisplayBrightness(int bright)
                 bright = 0;
-        bright = 500-(bright * 500 / 255);
 
+        // Turn backlight completely off
+        if ((fd = ::open("/proc/sys/board/lcd_backlight", O_WRONLY)) >= 0) {
+                char writeCommand[10];
+                const int count = sprintf(writeCommand, "%d\n", bright ? 1 : 0);
+                res = (::write(fd, writeCommand, count) != -1);
+                ::close(fd);
+        }
+
+        // scale backlight brightness to hardware
+        bright = 500-(bright * 500 / 255);
         if ((fd = ::open("/proc/sys/board/pwm1", O_WRONLY)) >= 0) {
@@ -2058,4 +2115,2 @@ bool Ramses::setDisplayBrightness(int bright)
                 ::close(fd);
-        } else {
-                qWarning("no write");
         }
diff --git a/libopie/odevice.h b/libopie/odevice.h
index 0974e8d..7f6f856 100644
--- a/libopie/odevice.h
+++ b/libopie/odevice.h
@@ -25,2 +25,3 @@
 #include <qnamespace.h>
+#include <qstrlist.h>
 
@@ -151,9 +152,8 @@ protected:
 public:
-    // sandman do we want to allow destructions? -zecke?
+        // sandman do we want to allow destructions? -zecke?
         virtual ~ODevice ( );
 
-
         static ODevice *inst ( );
 
-// information
+        // information
 
@@ -200,2 +200,6 @@ public:
 
+        QStrList &cpuFrequencies() const;
+        bool setCpuFrequency(uint index);
+        uint cpuFrequency() const;
+
         /**