Initial commit

Makefile

@@ -0,0 +1,112 @@
+# SPDX-License-Identifier: CC0-1.0
+#
+# SPDX-FileContributor: Antonio Niño Díaz, 2023
+
+BLOCKSDS	?= /opt/blocksds/core
+BLOCKSDSEXT	?= /opt/blocksds/external
+
+export LIBTWL           ?= $(shell pwd)/libs/libtwl
+
+# User config
+# ===========
+
+NAME		:= 	BOOTLOADER
+
+GAME_TITLE	:= DSpico
+GAME_AUTHOR	:= LNH team
+GAME_ICON	:= icon.bmp
+
+# DLDI and internal SD slot of DSi
+# --------------------------------
+
+# Root folder of the SD image
+SDROOT		:= sdroot
+# Name of the generated image it "DSi-1.sd" for no$gba in DSi mode
+SDIMAGE		:= image.bin
+
+# Source code paths
+# -----------------
+
+# A single directory that is the root of NitroFS:
+NITROFSDIR	:=
+
+# Tools
+# -----
+
+MAKE		:= make
+RM		:= rm -rf
+
+# Verbose flag
+# ------------
+
+ifeq ($(VERBOSE),1)
+V		:=
+else
+V		:= @
+endif
+
+# Directories
+# -----------
+
+ARM9DIR		:= arm9
+ARM7DIR		:= arm7
+
+# Build artfacts
+# --------------
+
+ROM		:= $(NAME).nds
+
+# Targets
+# -------
+
+.PHONY: all clean arm9 arm7 dldipatch sdimage checklibtwl
+
+all: $(ROM)
+
+clean:
+	@echo "  CLEAN"
+	$(V)$(MAKE) -f Makefile.arm9 clean --no-print-directory
+	$(V)$(MAKE) -f Makefile.arm7 clean --no-print-directory
+	$(V)$(RM) $(ROM) build $(SDIMAGE)
+
+arm9: checklibtwl
+	$(V)+$(MAKE) -f Makefile.arm9 --no-print-directory
+
+arm7: checklibtwl
+	$(V)+$(MAKE) -f Makefile.arm7 --no-print-directory
+
+checklibtwl:
+	$(MAKE) -C $(LIBTWL)
+
+ifneq ($(strip $(NITROFSDIR)),)
+# Additional arguments for ndstool
+NDSTOOL_ARGS	:= -d $(NITROFSDIR)
+
+# Make the NDS ROM depend on the filesystem only if it is needed
+$(ROM): $(NITROFSDIR)
+endif
+
+# Combine the title strings
+ifeq ($(strip $(GAME_SUBTITLE)),)
+    GAME_FULL_TITLE := $(GAME_TITLE);$(GAME_AUTHOR)
+else
+    GAME_FULL_TITLE := $(GAME_TITLE);$(GAME_SUBTITLE);$(GAME_AUTHOR)
+endif
+
+$(ROM): arm9 arm7
+	@echo "  NDSTOOL $@"
+	$(V)$(BLOCKSDS)/tools/ndstool/ndstool -c $@ \
+		-7 build/arm7.elf -9 build/arm9.elf \
+		-b $(GAME_ICON) "$(GAME_FULL_TITLE)" \
+		$(NDSTOOL_ARGS) \
+		-n 1623 1 -n1 2296 24 \
+		-g DSPI
+
+sdimage:
+	@echo "  MKFATIMG $(SDIMAGE) $(SDROOT)"
+	$(V)$(BLOCKSDS)/tools/mkfatimg/mkfatimg -t $(SDROOT) $(SDIMAGE)
+
+dldipatch: $(ROM)
+	@echo "  DLDIPATCH $(ROM)"
+	$(V)$(BLOCKSDS)/tools/dldipatch/dldipatch patch \
+		$(BLOCKSDS)/sys/dldi_r4/r4tf.dldi $(ROM)