diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 47 |
1 files changed, 37 insertions, 10 deletions
@@ -22,6 +22,30 @@ REV=`git rev-parse --short HEAD 2>/dev/null || echo UNKNOWN` #VERSION="v$(VER)-$(TODAY)-$(BRANCH)-$(REV)" VERSION="v$(VER)-$(TODAY)-$(REV)" +# Memory layout. Controlled by the Makefile from now on, no longer +# hardcoded addresses in various scripts. These are in hex. If any +# of them are changed, you *must* run 'make clean'. + +# Font. +FONT_ADDR=0x2000 + +# Title screen data will be decompressed to this address. +TITLE_DATA_ADDR=0x2400 + +# Title display list, decompression code, and menu code. Should be +# TITLE_DATA_ADDR plus 0x1744. +TITLE_CODE_ADDR=0x3b44 + +# Main game start address. All the code in TAIMAIN_C_SRC and +# TAIMAIN_ASM_SRC loads here. We get this address by looking for +# 'C code can load at' message when making newtitle.xex. It's the +# next byte after the end of the display list. +#TAIMAIN_ADDR=0x3d00 +TAIMAIN_ADDR=0x3cc7 + +# Size of cc65 parameter stack in bytes. +STACK_SIZE=0x200 + # for older cc65, we need a custom linker file. #CFLAGS=-t $(SYS) -C custom.cfg -I. -L. $(COPT) @@ -35,8 +59,8 @@ VERSION="v$(VER)-$(TODAY)-$(REV)" # and I never missed it. # The meaning of the -l flag is different between cc65-2.13.3 # and the later github cc65, so it's been removed here. -#CFLAGS=-t $(SYS) -T -I. -L. -DVERSION=\"$(VERSION)\" -Wl -D__SYSTEM_CHECK__=1 -Wl -D__RESERVED_MEMORY__=1056 $(COPT) -CFLAGS=-t $(SYS) -T -I. -L. -Wl -D__SYSTEM_CHECK__=1 -Wl -D__RESERVED_MEMORY__=1056 $(COPT) +#CFLAGS=-t $(SYS) -T -I. -L. -Wl -D__SYSTEM_CHECK__=1 -Wl -D__RESERVED_MEMORY__=1056 $(COPT) +CFLAGS=-t $(SYS) -T -I. -L. -Wl -D__SYSTEM_CHECK__=1 -DFONT_ADDR=$(FONT_ADDR) --start-addr $(TAIMAIN_ADDR) -Wl -D__STACKSIZE__=$(STACK_SIZE) $(COPT) AS=ca65 ASFLAGS= AR=ar65 @@ -93,17 +117,17 @@ $(XEX): taimain.xex taifont.xex newtitle.xex comptitle.xex # using GTIA narrow playfield. The original title screen for the Apple # is a 280x192 bitmap with a few blank lines at the top & bottom. I # squished it horizontally to 256 pixels and got rid of the blank lines, -# to save load time. Note that titledata.xex is no longer built into +# to save load time. Note that titledata.dat is not built into # the game binary as-is: it's now used as input for creating # comptitle.xex, the compressed title screen. -titledata.xex: newtitle.pl newtitle.png - perl newtitle.pl > titledata.xex +titledata.dat: newtitle.pl newtitle.png + perl newtitle.pl > titledata.dat # compressed title, for faster loading. see titlecompression.txt # for gory details. -comptitle.xex: titledata.xex titlecomp.pl comptitle.s.in - perl titlecomp.pl 151 < titledata.xex - cl65 -l comptitle.lst -o comptitle.xex -t none comptitle.s +comptitle.xex: titledata.dat titlecomp.pl comptitle.s.in + perl titlecomp.pl 151 < titledata.dat + cl65 -l comptitle.lst -o comptitle.xex -t none --asm-define destination=$(TITLE_DATA_ADDR) comptitle.s # Init segment that loads after the title screen data. It sets up # a custom display list and sets the GTIA for narrow playfield, @@ -114,7 +138,7 @@ comptitle.xex: titledata.xex titlecomp.pl comptitle.s.in # to get cc65 to build an init segment (would need a custom linker # script at least). newtitle.xex: newtitle.s ver.dat help.dat - cl65 -l newtitle.lst -m newtitle.map -o newtitle.xex -t none newtitle.s + cl65 -l newtitle.lst -m newtitle.map -o newtitle.xex -t none --asm-define screendata=$(TITLE_DATA_ADDR) --asm-define origin=$(TITLE_CODE_ADDR) newtitle.s # Version number in Atari screen-data form ver.dat: text2screen.pl @@ -175,7 +199,7 @@ PORTSTAT.DAT: mkportstats.xex # I converted them manually from eyeballing a screenshot of the Apple # combat screen). convfont: convfont.c - $(HOSTCC) $(HOSTCFLAGS) -o convfont convfont.c + $(HOSTCC) $(HOSTCFLAGS) -DFONT_ADDR=$(FONT_ADDR) -o convfont convfont.c # Rules for building various file types with the cc65 toolchain. .s.o: @@ -197,6 +221,9 @@ distclean: clean push: sh push.sh +size: clean all + perl size.pl $(STACK_SIZE) + # Cruft. Was used for testing the enemy ship animation. lorchatest: lorchatest.c draw_lorcha.s taifont.xex cl65 -t atari -O -T -o lorchatest1.xex lorchatest.c draw_lorcha.s |