dreamcast/common.mk
Zack Buhman 329ada55f1 add code loading and test program
This was used to troubleshoot video output and framebuffer
configuration registers.
2023-10-16 19:24:51 +00:00

122 lines
2.5 KiB
Makefile

LIB ?= .
OPT ?= -Os
DEBUG ?= -g -gdwarf-4
GENERATED ?=
AARCH = --isa=sh4 --little
AFLAGS = --fatal-warnings
CARCH = -m4-single-only -ml
CFLAGS += -falign-functions=4 -ffunction-sections -fdata-sections -fshort-enums -ffreestanding -nostdlib
CFLAGS += -Wall -Werror -Wfatal-errors -Wno-error=unused-variable
DEPFLAGS = -MMD -E
# --print-gc-sections
LDFLAGS = --gc-sections --no-warn-rwx-segment --print-memory-usage --entry=_start --orphan-handling=error
CXXFLAGS = -std=c++20 -fno-exceptions -fno-non-call-exceptions -fno-rtti -fno-threadsafe-statics
TARGET = sh4-none-elf-
CC = $(TARGET)gcc
CXX = $(TARGET)g++
AS = $(TARGET)as
LD = $(TARGET)ld
OBJCOPY = $(TARGET)objcopy
OBJDUMP = $(TARGET)objdump
IP_OBJ = \
systemid.o \
toc.o \
sg/sg_sec.o \
sg/sg_arejp.o \
sg/sg_areus.o \
sg/sg_areec.o \
sg/sg_are00.o \
sg/sg_are01.o \
sg/sg_are02.o \
sg/sg_are03.o \
sg/sg_are04.o \
sg/sg_ini.o \
sg/aip.o
all: main.cdi
%.o: %.obj
$(OBJCOPY) -g \
--rename-section IP=.text.$* \
$< $@
%.o: %.s
$(AS) $(AARCH) $(AFLAGS) $(DEBUG) $< -o $@
%.c.d: | $(GENERATED)
$(CC) $(CARCH) $(CFLAGS) $(OPT) $(DEBUG) $(DEPFLAGS) -c $(basename $@) -MF $@ -o /dev/null
%.o: %.c %.c.d
$(CC) $(CARCH) $(CFLAGS) $(OPT) $(DEBUG) -c $< -o $@
%.cpp.d: | $(GENERATED)
$(CXX) $(CARCH) $(CFLAGS) $(CXXFLAGS) $(OPT) $(DEBUG) $(DEPFLAGS) -c $(basename $@) -MF $@ -o /dev/null
%.o: %.cpp %.cpp.d
$(CXX) $(CARCH) $(CFLAGS) $(CXXFLAGS) $(OPT) $(DEBUG) -c $< -o $@
main.elf: start.o main.o cache.o vga.o load.o rgb.o
$(LD) $(LDFLAGS) -T $(LIB)/main.lds $^ -o $@
test.elf: test.o rgb.o vga.o
$(LD) $(LDFLAGS) -T $(LIB)/alt.lds $^ -o $@
%.bin: %.elf
$(OBJCOPY) -O binary $< $@
ip.elf: $(IP_OBJ)
$(LD) --print-memory-usage -T $(LIB)/ip.lds $^ -o $@
audio.pcm:
sox \
--rate 44100 \
--encoding signed-integer \
--bits 16 \
--channels 2 \
--endian little \
--null \
$@.raw \
synth 1 sin 440 vol -10dB
mv $@.raw $@
1ST_READ.BIN: main.bin
./scramble main.bin 1ST_READ.BIN
%.iso: 1ST_READ.BIN ip.bin
mkisofs \
-C 0,11702 \
-sysid "SEGA SEGAKATANA" \
-volid "SAMPLE_GAME_TITLE" \
-volset "SAMPLE_GAME_TITLE" \
-publisher "SEGA ENTERPRISES, LTD." \
-preparer "CRI CD CRAFT VER.2.27" \
-copyright "COPYRIGH.TXT" \
-abstract "ABSTRACT.TXT" \
-biblio "BIBLIOGR.TXT" \
-sectype data \
-G ip.bin \
-o $@ \
-graft-points \
/=./1ST_READ.BIN \
/=./COPYRIGH.TXT \
/=./ABSTRACT.TXT \
/=./BIBLIOGR.TXT
%.cdi: %.iso
./cdi4dc $< $@ >/dev/null
.SUFFIXES:
.INTERMEDIATE:
.SECONDARY:
.PHONY: all clean
%: RCS/%,v
%: RCS/%
%: %,v
%: s.%
%: SCCS/s.%