schulung_tools: leds: add Qt leds application for host

The leds application runs on the host and is used to simulate
PCI hardware with 3 LEDs. See the README for information about
how to build and use it.

Signed-off-by: John Ogness <john.ogness@linutronix.de>

1 files changed, 38 insertions, 0 deletions

diff --git a/schulung_tools/leds/leds.h b/schulung_tools/leds/leds.h
new file mode 100644
index 0000000..b4fb933
--- /dev/null
+++ b/schulung_tools/leds/leds.h
@@ -0,0 +1,38 @@
+#ifndef LEDS_H
+#define LEDS_H
+
+#include <QMainWindow>
+#include <QTimer>
+#include <QRadioButton>
+
+#include <stdint.h>
+
+namespace Ui {
+class Leds;
+}
+
+struct ivmshmem {
+    uint8_t leds[3];
+} __attribute__((packed));
+
+class Leds : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit Leds(QWidget *parent = 0);
+    ~Leds();
+
+    int init(void);
+
+private:
+    Ui::Leds *ui;
+    QRadioButton *radioButton[3];
+    QTimer timer;
+    struct ivmshmem *shm;
+
+public slots:
+    void poll_shm(void);
+};
+
+#endif // LEDS_H