diff --git a/lib/CPUs/MIPS/ghdl/Makefile b/lib/CPUs/MIPS/ghdl/mips_top.Makefile
similarity index 100%
rename from lib/CPUs/MIPS/ghdl/Makefile
rename to lib/CPUs/MIPS/ghdl/mips_top.Makefile
diff --git a/lib/CPUs/MIPS/ghdl/mips_top.gtkw b/lib/CPUs/MIPS/ghdl/mips_top.gtkw
new file mode 100644
index 0000000..2237183
--- /dev/null
+++ b/lib/CPUs/MIPS/ghdl/mips_top.gtkw
@@ -0,0 +1,30 @@
+[*]
+[*] GTKWave Analyzer v3.3.104 (w)1999-2020 BSI
+[*] Sat Mar 20 09:13:29 2021
+[*]
+[dumpfile] "/home/jens/work/vhdl/trunk/lib/CPUs/MIPS/ghdl/build/tb_mips_top.vcd"
+[dumpfile_mtime] "Sat Mar 20 09:08:27 2021"
+[dumpfile_size] 394934034
+[savefile] "/home/jens/work/vhdl/trunk/lib/CPUs/MIPS/ghdl/build/tb_mips_top.gtkw"
+[timestart] 0
+[size] 1000 600
+[pos] -1 -1
+*-28.999506 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
+[treeopen] tb_mips_top.
+[treeopen] tb_mips_top.inst_uart.
+[sst_width] 233
+[signals_width] 158
+[sst_expanded] 1
+[sst_vpaned_height] 144
+@28
+tb_mips_top.clk
+tb_mips_top.rst
+@22
+tb_mips_top.flash_a[16:0]
+tb_mips_top.flash_d[31:0]
+tb_mips_top.gpi_0[31:0]
+tb_mips_top.gpo_0[31:0]
+@23
+tb_mips_top.inst_uart.reg_uart_tx[7:0]
+[pattern_trace] 1
+[pattern_trace] 0