moved some files

linux/gpio/LinuxLibgpioIF.h

@@ -0,0 +1,63 @@
+#ifndef BSP_Q7S_GPIO_LINUXLIBGPIOIF_H_
+#define BSP_Q7S_GPIO_LINUXLIBGPIOIF_H_
+
+#include <linux/gpio/GpioIF.h>
+#include <linux/gpio/GpioCookie.h>
+#include <fsfwconfig/returnvalues/classIds.h>
+#include <fsfw/objectmanager/SystemObject.h>
+
+/**
+ * @brief	This class implements the GpioIF for a linux based system. The
+ * 			implementation is based on the libgpiod lib which requires linux 4.8
+ * 			or higher.
+ * @note	The Petalinux SDK from Xilinx supports libgpiod since Petalinux
+ * 			2019.1.
+ */
+class LinuxLibgpioIF : public GpioIF, public SystemObject {
+public:
+
+    static const uint8_t INTERFACE_ID = CLASS_ID::LINUX_LIBGPIO_IF;
+
+	static const ReturnValue_t DRIVE_GPIO_FAILURE = MAKE_RETURN_CODE(0x2);
+
+	LinuxLibgpioIF(object_id_t objectId);
+	virtual ~LinuxLibgpioIF();
+
+	ReturnValue_t initialize(CookieIF * cookie) override;
+	ReturnValue_t pullHigh(gpioId_t gpioId) override;
+	ReturnValue_t pullLow(gpioId_t gpioId) override;
+	ReturnValue_t readGpio(gpioId_t gpioId, int* gpioState) override;
+
+private:
+
+	/*Holds the information and configuration of all used GPIOs */
+	GpioMap gpioMap;
+	GpioMapIter gpioMapIter;
+
+	/**
+	 * @brief	This functions drives line of a GPIO specified by the GPIO ID.
+	 *
+	 * @param gpioId	The GPIO ID of the GPIO to drive.
+	 * @param logiclevel	The logic level to set. O or 1.
+	 */
+	ReturnValue_t driveGpio(gpioId_t gpioId,
+			unsigned int logiclevel);
+
+	/**
+	 * @brief	This function checks if GPIOs are already registered and whether
+	 * 			there exists a conflict in the GPIO configuration. E.g. the
+	 * 			direction.
+	 *
+	 * @param mapToAdd	The GPIOs which shall be added to the gpioMap.
+	 *
+	 * @return	RETURN_OK if successful, otherwise RETURN_FAILED
+	 */
+	ReturnValue_t checkForConflicts(GpioMap mapToAdd);
+
+	/**
+	 * @brief   Performs the initial configuration of all GPIOs specified in the GpioMap mapToAdd.
+	 */
+	ReturnValue_t configureGpios(GpioMap* mapToAdd);
+};
+
+#endif /* BSP_Q7S_GPIO_LINUXLIBGPIOIF_H_ */