added makefile, not debugged yet

.gitignore

@@ -1 +1,4 @@
 /*.swp
+/*.d
+headeredit
+/*.o

Makefile

@@ -0,0 +1,77 @@
+CFLAGS += -Wall -Os  -I. -mmcu=attiny26 
+DEFINES += -DF_CPU=16e6
+
+OBJECTS = gg.o mmc.o
+
+# further optimization:
+# this removes dead code and does global linker optimization
+#CFLAGS += -ffunction-sections -Wl,--gc-sections -Wl,--relax 
+#CFLAGS += --param inline-call-cost=2 
+
+COMPILE = avr-gcc $(CFLAGS) $(DEFINES)
+
+# symbolic targets:
+all:	firmware.hex
+
+.c.o:
+	$(COMPILE) -c $< -o $@
+
+.S.o:
+	$(COMPILE) -x assembler-with-cpp -c $< -o $@
+# "-x assembler-with-cpp" should not be necessary since this is the default
+# file type for the .S (with capital S) extension. However, upper case
+# characters are not always preserved on Windows. To ensure WinAVR
+# compatibility define the file type manually.
+
+.c.s:
+	$(COMPILE) -S $< -o $@
+
+flash:	all
+	avrdude -c usbasp -p t26 -U flash:w:firmware.hex
+
+fuses:
+	echo TODO
+#	avrdude -c usbasp -p t26 -U lfuse:w:0xe4:m -U hfuse:w:0xd9:m # internal 8Mhz oscillator
+
+
+## what are the source dependencies
+%.d: %.c
+	@set -e; rm -f $@;  \
+	$(COMPILE) -MM $< | sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' > $@; 
+# line 1: exits if anything goes wrong
+# line 2a: gcc -MM outputs dependencies
+# line 2b: insert the %.d into dependency list
+
+#main.c:	version.h
+
+
+version.h: .svn/entries
+	export LANG=POSIX; (svn info 2>/dev/null || echo "Revision: unknown") | awk '/^Revision:/ {print "#define SVNVERSION \"" $$2 "\""};' >version.h
+
+
+clean:
+	rm -f *.o *.hex *.obj *.i *.s *.d */*.i */*.s */*.o */*.d version.h
+
+# file targets:
+firmware.bin:	$(OBJECTS)
+	$(COMPILE) -o firmware.bin $(OBJECTS)
+
+firmware.hex:	firmware.bin
+	rm -f firmware.hex firmware.eep.hex
+	avr-objcopy -j .text -j .data -O ihex firmware.bin firmware.hex
+	avr-size firmware.bin
+#	./checksize firmware.bin 8192 960
+# do the checksize script as our last action to allow successful compilation
+# on Windows with WinAVR where the Unix commands will fail.
+
+disasm:	firmware.bin
+	avr-objdump -d firmware.bin >disasm
+
+functionsize: disasm
+	python avrbuild/functionsize.py 
+
+countregs: disasm
+	python avrbuild/countregs.py 
+
+# for depends:
+-include $(OBJECTS:.o=.d)

TODO

@@ -2,10 +2,14 @@
 - gehäuse finden
 
 - programmieren
-    - a-law
+    - sdcard
     - pwm
     - drumherum
 
+- testen
+    - sdcard
+    - verstärker
+
 - löten
     - microcontroller
     - verstärker

avrbuild/countregs.py

@@ -0,0 +1,18 @@
+#!/usr/bin/python
+import re
+import os
+
+fd = os.popen("avr-objdump -d firmware.bin")
+regcount = [0]*32
+s="foo"
+while s:
+	s=fd.readline()
+	m=re.findall(r"[ \n\t,;]r(\d\d?)[ \n\t,;]",s)
+	if m:
+		for i in m:
+			regcount[int(i)] += 1;
+
+for i in range(16):
+	print "r%2d: %4d"%(i,regcount[i]),
+	print "\tr%2d: %4d"%(i+16,regcount[i+16])
+

avrbuild/functionsize.py

@@ -0,0 +1,50 @@
+#!/usr/bin/python
+import re
+import os
+
+
+def main():
+	fd = os.popen("avr-objdump -d firmware.bin")
+	oldaddr=0
+	lastfnname=""
+	namespacedict = {}
+	s="foo"
+	while s:
+		s=fd.readline()
+		m=re.match("([0-9a-f]+) <(\w+)>:",s)
+		if m:
+			addr,fname=m.groups()
+			addr=int(addr,16)
+			size=addr-oldaddr
+			oldaddr=addr
+	#		print size,"\t",lastfnname
+			namespace=get_namespace(lastfnname)
+			try:
+				namespacedict[namespace].append((lastfnname, size))
+			except:
+				namespacedict[namespace] = [(lastfnname, size)]
+			lastfnname = fname
+
+	print "individual sizes:"
+	for k,v in namespacedict.items():
+		for a,b in sorted(v):
+			print "%4i  %s"%(b,a)
+	print "namespace sizes:"
+	for k,v in namespacedict.items():
+		totalsize = sum( [ i[1] for i in v ] )
+		print "%4i  %s*"%(totalsize,k)
+		
+def get_namespace(name):
+	matchlist = [
+			r"(^__)",
+			r"(^\w+?_)",
+			r"(\w[a-z0-9])[A-Z]"]
+	for i in matchlist:
+		m = re.match(i, name)
+		if m:
+			return m.groups()[0]
+	return "<nonamespace>"
+
+
+if __name__=="__main__":
+	main()

avrbuild/menu_autogen.py

@@ -0,0 +1,43 @@
+#!/usr/bin/python
+
+import re
+
+print "Auto-generating menu_autogen.h..."
+
+items=set([])
+
+fd=file("menu.c")
+for line in fd:
+	m = re.search(r"menu_item_(\w+)\s*\(",line)
+	if m:
+		items.add( m.groups()[0])
+
+fd.close()
+
+items=list(items) # create clear ordering
+
+fd=file("menu_autogen.h","wb")
+
+fd.write("\n");
+for i in range(len(items)):
+	fd.write("extern int8_t menu_item_%s();\n" % items[i])
+
+fd.write("\ntypedef int8_t (*item_handler_t)();\n\n")
+
+fd.write("item_handler_t menu_item_handlers[] = {\n")
+fd.write("\t\tNULL")
+
+for i in range(len(items)):
+	fd.write(",\n\t\t*menu_item_%s" % items[i])
+
+fd.write("\n};\n\n")
+
+for i in range(len(items)):
+	fd.write("#define MENU_ITEM_%s \t%s\n" % (items[i].upper(), i+1))
+
+fd.write("\n")
+fd.write("#define MENU_MAX_ITEM %s\n\n"%len(items))
+
+
+
+

avrbuild/update_header.py

@@ -0,0 +1,113 @@
+#!/usr/bin/python
+
+import re
+from sys import argv
+
+startline = "/* autogenerated by update_header.py. Please check and uncomment.\n"
+changedline = "// changed declarations:\n"
+newline = "// new declarations:\n"
+endline = "*/ // update_header.py end\n"
+
+def parse_c(data):
+	l=0
+	while l!=len(data):
+		l=len(data)
+		data=re.sub(r"(?ms)\{[^{}]*\}",";",data)
+	data = re.sub(r"(?ms)/\*.*?\*/","",data)
+	data = re.sub(r"(?m)^#.*$","",data)
+	data = data.split(";")
+	data = map(lambda x:x.strip(), data)
+	data = filter(None, data) # kill empty lines
+	data = map(lambda x:re.sub(r"\s*=.*$","",x), data)
+	return data
+		
+
+def make_symtable(data):
+	symbols={}
+	for i in data:
+		symname=get_symname(i)
+		symbols[symname] = i
+	return symbols
+
+def get_symname(line):
+	try:
+		r = re.search(r"(\w+)($|\(|\[)",line).groups()[0]
+		return r
+	except:
+		raise 'Could not extract symbol from "%s".'%repr(line)
+
+def update_header(filebase):
+	data = file(filebase+".c").read()
+	data = parse_c(data)
+	header = file(filebase+".h").read()
+	header = parse_c(header)
+	headersyms = make_symtable(header)
+	
+	changed=[]
+	new=[]
+	for i in data:
+		symname = get_symname(i)
+		if symname not in headersyms:
+			new.append(i)
+			continue
+		headerline = headersyms[symname]
+		headerline = re.sub(r"extern\s+","",headerline)
+		if headerline != i:
+			changed.append(i)
+
+	print changed
+	print new
+
+	if (not changed) and (not new):
+		return # nothing to do
+
+	fd=file(filebase+".h")
+	header = fd.readlines()
+	fd.close()
+	if startline in header:
+		try:
+			print "foo"
+			start=header.index(startline)
+			stop=header.index(endline)
+			print start, stop
+			header = header[:start] + header[stop+1:]
+			fd = file(filebase+".h","wb")
+			fd.write("".join(header))
+			fd.close()
+		except:
+			print "Error killing old entry"
+	fd = file(filebase+".h","ab")
+
+	fd.write("\n\n\n")
+	fd.write(startline)
+	if changed:
+		fd.write("\n")
+		fd.write(changedline)
+		for i in changed:
+			fd.write("extern "+i+";\n")
+	if new:
+		fd.write("\n")
+		fd.write(newline)
+		for i in new:
+			fd.write("extern "+i+";\n")
+	fd.write("\n")
+	fd.write(endline)
+	fd.write("\n\n\n")
+	fd.close()
+
+
+
+
+
+
+
+
+
+def main():
+	for i in argv[1:]:
+		i=re.sub(".[ch]$","",i)
+		update_header(i)
+
+
+if __name__=="__main__":
+	main()