Introduce emmctools for the sony nwz players.

This tool is specific to the em1/mp200 sony based players. In
deals with raw emmc images (which is possible but hard to get).
This tool is also useful as a documentation of the underlying
emmc format used for a future port.

Change-Id: I66c9b0e47351e5d89f6a404aa62038e00fdc1093

utils/nwztools/emmctools/Makefile

@@ -0,0 +1,20 @@
+DEFINES=
+CC=gcc
+LD=gcc
+CFLAGS=-g -std=c99 -W -Wall $(DEFINES)
+LDFLAGS=
+BINS=emmctool
+
+all: $(BINS)
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+emmctool: emmctool.o misc.o nvp.o
+	$(LD) -o $@ $^ $(LDFLAGS)
+
+clean:
+	rm -fr *.o
+
+veryclean:
+	rm -rf $(BINS)