intermediate PR

bsp_q7s/callbacks/gpioCallbacks.h

@@ -0,0 +1,73 @@
+#ifndef LINUX_GPIO_GPIOCALLBACKS_H_
+#define LINUX_GPIO_GPIOCALLBACKS_H_
+
+#include <fsfw_hal/common/gpio/GpioIF.h>
+#include <fsfw_hal/common/gpio/gpioDefinitions.h>
+
+namespace gpioCallbacks {
+
+/**
+ * @brief   This function initializes the GPIOs used to control the SN74LVC138APWR decoders on
+ *          the TCS Board and the interface board.
+ */
+void initSpiCsDecoder(GpioIF* gpioComIF);
+
+/**
+ * @brief   This function implements the decoding to multiply gpios by using the decoder
+ *          chips SN74LVC138APWR on the TCS board and the interface board.
+ */
+void spiCsDecoderCallback(gpioId_t gpioId, gpio::GpioOperation gpioOp, gpio::Levels value,
+                          void* args);
+
+/**
+ * @brief   This function sets mux bits 1-3 to a state which will only enable the decoder
+ *          on the TCS board which is named to IC1 in the schematic.
+ */
+void enableDecoderTcsIc1();
+
+/**
+ * @brief   This function sets mux bits 1-3 to a state which will only enable the decoder
+ *          on the TCS board which is named to IC2 in the schematic.
+ */
+void enableDecoderTcsIc2();
+
+/**
+ * @brief   This function sets mux bits 1-3 to a state which will only enable the decoder
+ *          on the inteface board board which is named to IC21 in the schematic.
+ */
+void enableDecoderInterfaceBoardIc1();
+
+/**
+ * @brief   This function sets mux bits 1-3 to a state which will only enable the decoder
+ *          on the inteface board board which is named to IC22 in the schematic.
+ */
+void enableDecoderInterfaceBoardIc2();
+
+void disableDecoderTcsIc1();
+void disableDecoderTcsIc2();
+void disableDecoderInterfaceBoardIc1();
+void disableDecoderInterfaceBoardIc2();
+
+/**
+ * @brief   Enables the reaction wheel chip select decoder (IC3).
+ */
+void enableRwDecoder();
+void disableRwDecoder();
+
+/**
+ * @brief   This function disables all decoder.
+ */
+void disableAllDecoder();
+
+/** The following functions enable the appropriate channel of the currently enabled decoder */
+void selectY0();
+void selectY1();
+void selectY2();
+void selectY3();
+void selectY4();
+void selectY5();
+void selectY6();
+void selectY7();
+}  // namespace gpioCallbacks
+
+#endif /* LINUX_GPIO_GPIOCALLBACKS_H_ */