Initial pass at a RiscVDebugInterface and implementation (for WCH-Link debug tools)

src/DebugToolDrivers/WCH/WchGeneric.hpp

@@ -4,6 +4,8 @@
 
 namespace DebugToolDrivers::Wch
 {
+    using WchTargetId = std::uint32_t;
+
     enum class WchLinkVariant: std::uint8_t
     {
         LINK_CH549,
@@ -11,4 +13,11 @@ namespace DebugToolDrivers::Wch
         LINK_S_CH32V203,
         UNKNOWN,
     };
+
+    enum class WchLinkTargetClockSpeed: std::uint8_t
+    {
+        CLK_400_KHZ,
+        CLK_4000_KHZ,
+        CLK_6000_KHZ,
+    };
 }