Merge pull request #2 from johnoneil/master

Updated examples and additional housekeeping

Author: jmk

.gitignore

@@ -1,2 +1,3 @@
 *.o
 *.nes
+example*.s

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "cc65"]
+	path = cc65
+	url = https://github.com/cc65/cc65.git

Makefile

@@ -1,22 +1,63 @@
-.PHONY: clean all
-
-.PRECIOUS: *.o
-
-all: example1.nes example2.nes example3.nes example4.nes example5.nes
-
-clean:
-	@rm -fv example1.s example2.s example3.s example4.s example5.s
-	@rm -fv example1.o example2.o example3.o example4.o example5.o
-	@rm -fv example1.nes example2.nes example3.nes example4.nes example5.nes
-	@rm -fv crt0.o
-
-crt0.o: crt0.s
-	ca65 crt0.s
-
-%.o: %.c
-	cc65 -Oi $< --add-source
-	ca65 $*.s
-	rm $*.s
-
-%.nes: %.o crt0.o
-	ld65 -C nes.cfg -o $@ crt0.o $< nes.lib
+
+#CC65_DIR := cc65-nes-2.13.3-1
+CC65_DIR := cc65
+
+CC := $(CC65_DIR)/bin/cc65
+CA := $(CC65_DIR)/bin/ca65
+LD := $(CC65_DIR)/bin/ld65
+
+TARGET_PLATFORM := nes
+
+TARGETS := example1.nes
+TARGETS += example2.nes
+TARGETS += example3.nes
+TARGETS += example4.nes
+TARGETS += example5.nes
+TARGETS += example6.nes
+TARGETS += example7.nes
+TARGETS += example8.nes
+TARGETS += example9.nes
+TARGETS += example10.nes
+TARGETS += example11.nes
+
+EMULATOR ?= higan
+
+EXAMPLES := $(TARGETS:..nes=)
+OBJECTS := $(TARGETS:.nes=.o)
+ASSEMBLY_SOURCES := $(TARGETS:.nes=.s)
+C_SOURCES := $(TARGETS:.nes=.c)
+
+.PHONY: all
+
+# Disable builtin rules (for .c, .o) by providing an empty .SUFFIXES rule
+# Yes. GNU make is a rat's nest
+.SUFFIXES:
+
+# Make sure intermediate files are *NOT* deleted
+# Yes. GNU make is a rat's nest
+.PRECIOUS: %.s %.o
+
+all: $(CC) $(TARGETS)
+
+# submodule build
+$(CC):
+	cd $(CC65_DIR) && $(MAKE)
+
+%: %.nes
+	$(EMULATOR) $<
+
+clean:
+	@rm -fv $(TARGETS)
+	@rm -fv $(OBJECTS)
+	@rm -fv $(ASSEMBLY_SOURCES)
+	@rm -fv crt0.o
+
+%.s: %.c
+	$(CC) -Oi $< --target $(TARGET_PLATFORM) -I$(CC65_DIR)/include/ --add-source
+
+%.o: %.s
+	$(CA) $<
+
+%.nes: %.o crt0.o
+	$(LD) -C nrom_128_horz.cfg -o $@ $^ $(TARGET_PLATFORM).lib
+

bgsplit_nam.h

@@ -0,0 +1,19 @@
+const unsigned char bgsplit_nam[267]={
+0x01,0x00,0x01,0xa3,0x40,0x01,0x06,0x00,0x40,0x01,0x06,0x00,0x40,0x01,0x06,0x00,
+0x01,0x08,0x40,0x01,0x06,0x00,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x01,
+0x02,0x00,0x40,0x01,0x02,0x00,0x01,0x0a,0x40,0x01,0x02,0x00,0x01,0x02,0x40,0x01,
+0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x01,0x0a,
+0x40,0x01,0x02,0x00,0x01,0x02,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x01,
+0x06,0x00,0x01,0x0a,0x40,0x01,0x02,0x00,0x01,0x02,0x40,0x01,0x06,0x00,0x40,0x01,
+0x06,0x00,0x01,0x0a,0x40,0x01,0x02,0x00,0x01,0x02,0x40,0x01,0x06,0x00,0x40,0x01,
+0x02,0x00,0x01,0x68,0x42,0x01,0x1f,0x00,0x01,0x62,0x40,0x00,0x01,0x06,0x40,0x00,
+0x01,0x02,0x40,0x00,0x01,0x12,0x40,0x00,0x01,0x06,0x40,0x00,0x01,0x02,0x40,0x00,
+0x01,0x12,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x40,0x00,0x00,0x40,0x40,
+0x00,0x00,0x40,0x01,0x02,0x00,0x40,0x01,0x04,0x00,0x01,0x06,0x40,0x00,0x40,0x00,
+0x40,0x00,0x40,0x00,0x40,0x00,0x01,0x02,0x40,0x00,0x01,0x02,0x40,0x00,0x40,0x00,
+0x40,0x00,0x40,0x00,0x40,0x00,0x01,0x06,0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,
+0x40,0x00,0x01,0x02,0x40,0x00,0x01,0x02,0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,
+0x40,0x00,0x01,0x06,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,
+0x40,0x01,0x02,0x00,0x40,0x01,0x02,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0x01,0xdb,
+0x50,0x01,0x07,0xaa,0x01,0x17,0x0a,0x01,0x07,0x01,0x00
+};