tb: implement verilated slaves

1 files changed, 36 insertions, 0 deletions

diff --git a/tb/sim_slave.hpp b/tb/sim_slave.hpp
new file mode 100644
index 0000000..cdcea78
--- /dev/null
+++ b/tb/sim_slave.hpp
@@ -0,0 +1,36 @@
+#ifndef TALLER_SIM_SLAVE_HPP
+#define TALLER_SIM_SLAVE_HPP
+
+#include <cstdint>
+
+#include "Vconspiracion_sim_slave.h"
+
+#include "avalon.hpp"
+
+namespace taller::avalon
+{
+	using verilated_slave = Vconspiracion_sim_slave;
+
+	class sim_slave : public slave
+	{
+		public:
+			sim_slave(verilated_slave &dev, std::uint32_t base, std::uint32_t size);
+
+			virtual void tick() noexcept final override;
+			virtual void tick_falling() noexcept final override;
+
+			virtual bool read(std::uint32_t addr, std::uint32_t &data) final override;
+
+			virtual bool write
+			(
+				std::uint32_t addr, std::uint32_t data, unsigned byte_enable = 0b1111
+			) final override;
+
+		private:
+			verilated_slave &dev;
+			bool             latch;
+			std::uint32_t    latch_readdata;
+	};
+}
+
+#endif