implemented bus read and write

slsDetectorServers/slsDetectorServer_cpp/include/RegisterHelperStructs.hpp

@@ -0,0 +1,30 @@
+#pragma once
+#include <cstdint>
+#include <string_view>
+
+namespace sls {
+
+enum class IPCore : uint32_t; // forward declaration of IPCore enum class
+
+struct Register {
+    /// @brief IP core address space
+    const IPCore ip_core{}; // TODO replace by enum type
+
+    /// @brief Offset of the register in bytes from the base address of the IP
+    /// core
+    const uint32_t offset_in_bytes{};
+};
+
+struct RegisterField {
+    /// @brief Register to which the field belongs
+    const Register register_{};
+
+    /// @brief Bit position of the least significant bit of the field in the
+    /// register
+    const uint32_t bit_position{};
+
+    /// @brief Bitmask for the field
+    const uint32_t bitmask{};
+};
+
+} // namespace sls