Add .dot file for the DMA controller state machine.

documentation/specifications/Makefile

@@ -4,11 +4,17 @@ TEXFILE_FUNC_SPEC= func_spec_GN4124_core.tex
 TEXFILE_TECH_SPEC= tech_spec_GN4124_core.tex
 DIAG_FUNC_SPEC= images/GN4124core.svg
 DIAG_TECH_SPEC= images/GN4124core_arch.svg \
-        images/GN4124core_DMA_controller.svg images/State_Machine_DMA_controller.svg images/State_Machine_DMA_controller_0.svg \
-        images/GN4124core_L2P_DMA_master.svg images/GN4124core_P2L_DMA_master.svg
-DIAG_ALL= images/GN4124core.svg images/GN4124core_arch.svg \
-        images/GN4124core_DMA_controller.svg images/State_Machine_DMA_controller.svg images/State_Machine_DMA_controller_0.svg \
-        images/GN4124core_L2P_DMA_master.svg images/GN4124core_P2L_DMA_master.svg
+	        images/GN4124core_DMA_controller.svg \
+		images/State_Machine_DMA_controller.svg \
+		images/GN4124core_L2P_DMA_master.svg \
+		images/GN4124core_P2L_DMA_master.svg
+DOT_TECH_SPEC= images/dma_controller_state_machine.dot
+DIAG_ALL= images/GN4124core.svg \
+	images/GN4124core_arch.svg \
+	images/GN4124core_DMA_controller.svg \
+	images/State_Machine_DMA_controller.svg \
+        images/GN4124core_L2P_DMA_master.svg \
+	images/GN4124core_P2L_DMA_master.svg
 
 .PHONY: clean view
 
@@ -23,7 +29,7 @@ $(TEXFILE_FUNC_SPEC:.tex=.pdf): $(TEXFILE_FUNC_SPEC) $(DIAG_FUNC_SPEC:.svg=.pdf)
 # Not very nice hack to get references right
 	pdflatex $(TEXFILE_FUNC_SPEC)
 
-$(TEXFILE_TECH_SPEC:.tex=.pdf): $(TEXFILE_TECH_SPEC) $(DIAG_TECH_SPEC:.svg=.pdf)
+$(TEXFILE_TECH_SPEC:.tex=.pdf): $(TEXFILE_TECH_SPEC) $(DIAG_TECH_SPEC:.svg=.pdf) $(DOT_TECH_SPEC:.dot=.pdf)
 	pdflatex $(TEXFILE_TECH_SPEC)
 # Not very nice hack to get references right
 	pdflatex $(TEXFILE_TECH_SPEC)
@@ -37,9 +43,11 @@ $(TEXFILE_TECH_SPEC:.tex=.pdf): $(TEXFILE_TECH_SPEC) $(DIAG_TECH_SPEC:.svg=.pdf)
 %.png: %.svg
 	inkscape $< -d 120 -D -e $@
 
+%.pdf: %.dot
+	dot -Tpdf -o $@ $<
 
-view: $(TEXFILE_FUNC_SPEC:.tex=.pdf)
-	evince $(TEXFILE_FUNC_SPEC:.tex=.pdf)
+view: $(TEXFILE_TECH_SPEC:.tex=.pdf)
+	evince $(TEXFILE_TECH_SPEC:.tex=.pdf)
 
 clean:
 	@rm -f \
@@ -61,5 +69,6 @@ clean:
 	$(DIAG_TECH_SPEC:.svg=.pdf) \
 	$(DIAG_ALL:.svg=.pdf) \
 	$(DIAG_ALL:.svg=.png) \
+	$(DOT_TECH_SPEC:.dot=.pdf)\
 
 diag: $(DIAG_ALL:.svg=.pdf) $(DIAG_ALL:.svg=.png)

documentation/specifications/cerndoc.cls

@@ -149,4 +149,4 @@
 
 \end{titlepage}
 \setcounter{page}{2}
-}
\ No newline at end of file
+}

documentation/specifications/images/dma_controller_state_machine.dot

+digraph dma_controller{
+        Idle -> StartTransfer;
+        Error -> StartTransfer;
+        Abort -> StartTransfer;
+        StartTransfer -> Transfer;
+        Transfer -> Idle;
+        Transfer -> Error;
+        Transfer -> Abort;
+        Transfer -> StartChain;
+        StartChain -> Chain;
+        Chain -> StartTransfer;
+        Chain -> Error;
+        Chain -> Abort;
+}
\ No newline at end of file

documentation/specifications/tech_spec_GN4124_core.tex

@@ -122,10 +122,11 @@ After the end of a transfer, if this transfer is not the last, the controller as
 %\end{figure}
 
 \begin{figure}[!ht]
-	\centering
-		\includegraphics[width=0.8\textwidth]{State_Machine_DMA_controller.pdf}
-	\caption{DMA controller state machine}
-	\label{fig:GN4124core_dma_ctrl_state_machine}
+  \centering
+  %\includegraphics[width=0.8\textwidth]{State_Machine_DMA_controller.pdf}
+  \includegraphics[width=0.8\textwidth]{images/dma_controller_state_machine.pdf}
+  \caption{DMA controller state machine}
+  \label{fig:GN4124core_dma_ctrl_state_machine}
 \end{figure}