Changed SHAL_Peripheral to take in a void* of any peripheral struct, and added SHAL_Peripheral_Register for individual registers

SHAL/Include/Peripheral/GPIO/SHAL_GPIO.h

@@ -8,6 +8,38 @@
 #include "SHAL_CORE.h"
 
 #include <cassert>
-#include <stm32f072xb.h>
+#include "SHAL_GPIO_REG_F072xB.h"
+
+enum class PinMode {
+    INPUT_MODE = 0b00,
+    OUTPUT_MODE = 0b01,
+    ALTERNATE_FUNCTION_MODE = 0b10,
+    ANALOG_MODE = 0b11
+};
+
+enum class PinValue {
+    HI = 1,
+    LOW = 0,
+};
+
+class GPIO{
+
+public:
+
+    void toggle();
+
+    //TODO replace stupid offset hack from APB
+    void setHigh();
+    void setLow();
+
+private:
+
+    friend class GPIOManager;
+
+    explicit GPIO(GPIO_Key key);
+    GPIO();
+
+    GPIO_Key GPIO_KEY;
+};
 
 #endif //SHMINGO_HAL_SHAL_GPIO_H