Add variable to control what program gets flashed to FPGA.

diff --git a/fpga/e300artydevkit/Makefile b/fpga/e300artydevkit/Makefile
index a815f6f013e5bcb077f3b6ee3c60928a16f76da1..436ed8e9839faecf28369169027fcb52e6e59abc 100644 (file)
--- a/fpga/e300artydevkit/Makefile
+++ b/fpga/e300artydevkit/Makefile
@@ -4,6 +4,10 @@ VIVADOFLAGS := \
        -source script/board.tcl \
        -source script/prologue.tcl
 
+# Path to a program in raw binary format to be flashed into the address that the
+# bootrom jumps to.
+FLASHED_PROGRAM ?=
+
 bit := obj/system.bit
 $(bit): script/impl.tcl  script/init.tcl
        VSRC_TOP=$(VSRC_TOP) EXTRA_VSRCS="$(EXTRA_VSRCS)" $(VIVADO) $(VIVADOFLAGS) -source script/init.tcl -source script/impl.tcl
@@ -13,7 +17,7 @@ bit: $(bit)
 
 mcs := obj/system.mcs
 $(mcs): $(bit)
-       $(VIVADO) $(VIVADOFLAGS) script/cfgmem.tcl -tclargs $@ $^
+       $(VIVADO) $(VIVADOFLAGS) script/cfgmem.tcl -tclargs $@ $^ $(FLASHED_PROGRAM)
 
 .PHONY: mcs
 mcs: $(mcs)