Give a proper build system for each sysmodule, k11ext, arm11.

Previously, these Makefiles didn't correctly track header changes.
The project doesn't build as a whole, future commits will fix it.

arm11/Makefile

@@ -1,39 +1,147 @@
-rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+#---------------------------------------------------------------------------------
+.SUFFIXES:
+#---------------------------------------------------------------------------------
 
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
-include $(DEVKITARM)/base_tools
+TOPDIR ?= $(CURDIR)
+include $(DEVKITARM)/base_rules
 
-name := $(shell basename $(CURDIR))
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# BUILD is the directory where object files & intermediate files will be placed
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+TARGET		:=	$(notdir $(CURDIR))
+BUILD		:=	build
+SOURCES		:=	source source/svc
+DATA		:=	data
+INCLUDES	:=	include include/svc
 
-dir_source := source
+#---------------------------------------------------------------------------------
-dir_build := build
+# options for code generation
-dir_out := ../$(dir_build)
+#---------------------------------------------------------------------------------
+ARCH	:=	-march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
+DEFINES :=	-DARM11 -D_3DS
 
-ASFLAGS := -mcpu=mpcore
+CFLAGS	:=	-g -std=gnu11 -Wall -Wextra -O2 -mword-relocations \
-CFLAGS  := -Wall -Wextra -MMD -MP -marm $(ASFLAGS) -fno-builtin -std=c11 -Wno-main -O2 -flto -ffast-math
+			-fomit-frame-pointer -ffunction-sections -fdata-sections -fno-builtin \
-LDFLAGS := -nostartfiles -Wl,--nmagic
+			-Wno-main -fno-builtin $(ARCH) $(DEFINES)
 
-objects = $(patsubst $(dir_source)/%.s, $(dir_build)/%.o, \
+CFLAGS	+=	$(INCLUDE)
-          $(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
-          $(call rwildcard, $(dir_source), *.s *.c)))
 
-.PHONY: all
+CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
-all: $(dir_out)/$(name).elf
 
-.PHONY: clean
+ASFLAGS	:=	-g $(ARCH)
+LDFLAGS	=	-specs=$(TOPDIR)/linker.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
+
+LIBS	:=
+
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
+LIBDIRS	:=
+
+
+#---------------------------------------------------------------------------------
+# no real need to edit anything past this point unless you need to add additional
+# rules for different file extensions
+#---------------------------------------------------------------------------------
+ifneq ($(BUILD),$(notdir $(CURDIR)))
+#---------------------------------------------------------------------------------
+
+export OUTPUT	:=	$(CURDIR)/$(TARGET)
+export TOPDIR	:=	$(CURDIR)
+
+export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
+			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
+
+export DEPSDIR	:=	$(CURDIR)/$(BUILD)
+
+CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
+CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
+SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
+BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+#---------------------------------------------------------------------------------
+# use CXX for linking C++ projects, CC for standard C
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(CPPFILES)),)
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CC)
+#---------------------------------------------------------------------------------
+else
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CXX)
+#---------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------
+
+export OFILES_BIN	:=	$(addsuffix .o,$(BINFILES))
+export OFILES_SRC	:=	$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
+export OFILES 		:=	$(OFILES_BIN) $(OFILES_SRC)
+export HFILES_BIN	:=	$(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+			$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+			-I$(CURDIR)/$(BUILD)
+
+export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+
+.PHONY: $(BUILD) clean all
+
+#---------------------------------------------------------------------------------
+all: $(BUILD)
+
+$(BUILD):
+	@[ -d $@ ] || mkdir -p $@
+	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
+
+#---------------------------------------------------------------------------------
 clean:
-	@rm -rf $(dir_build)
+	@echo clean ...
+	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
-$(dir_out)/$(name).elf: $(objects)
-	$(LINK.o) -T linker.ld $(OUTPUT_OPTION) $^
 
-$(dir_build)/%.o: $(dir_source)/%.c
+#---------------------------------------------------------------------------------
-	@mkdir -p "$(@D)"
+else
-	$(COMPILE.c) $(OUTPUT_OPTION) $<
+.PHONY:	all
 
-$(dir_build)/%.o: $(dir_source)/%.s
+DEPENDS	:=	$(OFILES:.o=.d)
-	@mkdir -p "$(@D)"
+
-	$(COMPILE.s) $(OUTPUT_OPTION) $<
+#---------------------------------------------------------------------------------
+# main targets
+#---------------------------------------------------------------------------------
+all	:	$(OUTPUT).bin
+
+$(OUTPUT).bin	:	$(OUTPUT).elf
+	$(OBJCOPY) -S -O binary $< $@
+	@echo built ... $(notdir $@)
+
+$(OUTPUT).elf	:	$(OFILES)
+
+%.elf: $(OFILES)
+	@echo linking $(notdir $@)
+	@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
+	@$(NM) -CSn $@ > $(notdir $*.lst)
+
+$(OFILES_SRC)	: $(HFILES_BIN)
+
+#---------------------------------------------------------------------------------
+# you need a rule like this for each extension you use as binary data
+#---------------------------------------------------------------------------------
+%.bin.o	:	%.bin
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+
+-include $(DEPENDS)
+
+#---------------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------------

arm11/linker.ld

@@ -1,16 +1,161 @@
 OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
 OUTPUT_ARCH(arm)
-
 ENTRY(_start)
+
+/* Mostly copied from https://github.com/devkitPro/buildscripts/blob/master/dkarm-eabi/crtls/3dsx.ld */
+
 SECTIONS
 {
-    . = 0x1FF80000;
+    PROVIDE(__start__           = 0x1FF80000);
+    PROVIDE(__stack_top__       = 0x1FFFE000);
+    PROVIDE(__stack_bottom__    = 0x1FFFD000);
 
-    .text   : ALIGN(4) { *(.text.start) *(.text*); . = ALIGN(4); }
+    . = __start__;
-    .rodata : ALIGN(4) { *(.rodata*); . = ALIGN(4); }
+    . = ALIGN(32);
-    .data   : ALIGN(4) { *(.data*); . = ALIGN(4); }
-    .bss    : ALIGN(8) { __bss_start = .; *(.bss* COMMON); . = ALIGN(8); __bss_end = .; }
 
-    __stack_top__    = 0x1FFFE000;
+    .crt0 :
+    {
+        . = ALIGN(32);
+        KEEP( *(.text.start) )
+        KEEP( *(.init) )
         . = ALIGN(4);
     }
+
+    .text :
+    {
+        . = ALIGN(4);
+
+        /* .text */
+        *(.text)
+        *(.text.*)
+        *(.glue_7)
+        *(.glue_7t)
+        *(.stub)
+        *(.gnu.warning)
+        *(.gnu.linkonce.t*)
+        . = ALIGN(4);
+
+        /* .fini */
+        KEEP( *(.fini) )
+        . = ALIGN(4);
+    }
+
+    .rodata :
+    {
+        *(.rodata)
+        *(.roda)
+        *(.rodata.*)
+        *all.rodata*(*)
+        *(.gnu.linkonce.r*)
+        SORT(CONSTRUCTORS)
+        . = ALIGN(4);
+    }
+
+    .preinit_array ALIGN(4) :
+    {
+        PROVIDE (__preinit_array_start = .);
+        KEEP (*(.preinit_array))
+        PROVIDE (__preinit_array_end = .);
+    }
+
+    .init_array ALIGN(4) :
+    {
+        PROVIDE (__init_array_start = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE (__init_array_end = .);
+    }
+
+    .fini_array ALIGN(4) :
+    {
+        PROVIDE (__fini_array_start = .);
+        KEEP (*(.fini_array))
+        KEEP (*(SORT(.fini_array.*)))
+        PROVIDE (__fini_array_end = .);
+    }
+
+    .ctors ALIGN(4) :
+    {
+        KEEP (*crtbegin.o(.ctors)) /* MUST be first -- GCC requires it */
+        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
+        KEEP (*(SORT(.ctors.*)))
+        KEEP (*(.ctors))
+    }
+
+    .dtors ALIGN(4) :
+    {
+        KEEP (*crtbegin.o(.dtors))
+        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
+        KEEP (*(SORT(.dtors.*)))
+        KEEP (*(.dtors))
+    }
+
+    .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) }
+    __exidx_start = .;
+    ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) }
+    __exidx_end = .;
+
+    .data :
+    {
+        *(.data)
+        *(.data.*)
+        KEEP (*(.large_patch*))
+        *(.gnu.linkonce.d*)
+        CONSTRUCTORS
+        . = ALIGN(4);
+    }
+
+    .bss :
+    {
+        . = ALIGN(32);
+        PROVIDE (__bss_start__ = ABSOLUTE(.));
+        *(.dynbss)
+        *(.bss)
+        *(.bss.*)
+        *(.gnu.linkonce.b*)
+        *(COMMON)
+        . = ALIGN(8);
+        PROVIDE (__bss_end__ = ABSOLUTE(.));
+    }
+    PROVIDE (__end__ = ABSOLUTE(.));
+
+    /* ==================
+       ==== Metadata ====
+       ================== */
+
+    /* Discard sections that difficult post-processing */
+    /DISCARD/ : { *(.group .comment .note) }
+
+    /* Stabs debugging sections. */
+    .stab          0 : { *(.stab) }
+    .stabstr       0 : { *(.stabstr) }
+    .stab.excl     0 : { *(.stab.excl) }
+    .stab.exclstr  0 : { *(.stab.exclstr) }
+    .stab.index    0 : { *(.stab.index) }
+    .stab.indexstr 0 : { *(.stab.indexstr) }
+
+    /* DWARF debug sections.
+       Symbols in the DWARF debugging sections are relative to the beginning
+       of the section so we begin them at 0. */
+
+    /* DWARF 1 */
+    .debug          0 : { *(.debug) }
+    .line           0 : { *(.line) }
+
+    /* GNU DWARF 1 extensions */
+    .debug_srcinfo  0 : { *(.debug_srcinfo) }
+    .debug_sfnames  0 : { *(.debug_sfnames) }
+
+    /* DWARF 1.1 and DWARF 2 */
+    .debug_aranges  0 : { *(.debug_aranges) }
+    .debug_pubnames 0 : { *(.debug_pubnames) }
+
+    /* DWARF 2 */
+    .debug_info     0 : { *(.debug_info) }
+    .debug_abbrev   0 : { *(.debug_abbrev) }
+    .debug_line     0 : { *(.debug_line) }
+    .debug_frame    0 : { *(.debug_frame) }
+    .debug_str      0 : { *(.debug_str) }
+    .debug_loc      0 : { *(.debug_loc) }
+    .debug_macinfo  0 : { *(.debug_macinfo) }
+}

arm11/linker.specs

@@ -0,0 +1,7 @@
+%rename link                old_link
+
+*link:
+%(old_link) -T %:getenv(TOPDIR /linker.ld) --nmagic --gc-sections
+
+*startfile:
+crti%O%s crtbegin%O%s

arm11/source/start.s

@@ -22,7 +22,7 @@
 @         or requiring that modified versions of such material be marked in
 @         reasonable ways as different from the original version.
  
-.section .text.start
+.section .text.start, "ax", %progbits
 .align 4
 .global _start
 .type   _start, %function
@@ -54,13 +54,17 @@ start:
     mcr p15, 0, r0, c7, c10, 4
 
     @ Clear BSS
-    ldr r0, =__bss_start
+    ldr r0, =__bss_start__
     mov r1, #0
-    ldr r2, =__bss_end
+    ldr r2, =__bss_end__
     sub r2, r0
     bl memset32
 
+    @ Call the init array
+    bl __libc_init_array
+
     ldr sp, =__stack_top__
+    mov fp, #0
     b main
 
 .global prepareForFirmlaunch

k11_extension/Makefile

@@ -1,47 +1,147 @@
-rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+#---------------------------------------------------------------------------------
+.SUFFIXES:
+#---------------------------------------------------------------------------------
 
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
-include $(DEVKITARM)/base_tools
+TOPDIR ?= $(CURDIR)
+include $(DEVKITARM)/base_rules
 
-name := k11_extension
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# BUILD is the directory where object files & intermediate files will be placed
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+TARGET		:=	$(notdir $(CURDIR))
+BUILD		:=	build
+SOURCES		:=	source source/svc
+DATA		:=	data
+INCLUDES	:=	include include/svc
 
-dir_source := source
+#---------------------------------------------------------------------------------
-dir_include := include
+# options for code generation
-dir_build := build
+#---------------------------------------------------------------------------------
+ARCH	:=	-march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
+DEFINES :=	-DARM11 -D_3DS
 
-ARCH    := -mcpu=mpcore -mfpu=vfp
+CFLAGS	:=	-g -std=gnu11 -Wall -Wextra -O2 -mword-relocations \
-ASFLAGS := $(ARCH)
+			-fomit-frame-pointer -ffunction-sections -fdata-sections -fno-builtin \
-CFLAGS  := -Wall -Wextra -MMD -MP -marm $(ASFLAGS) -I$(dir_include) -fno-builtin -std=c11 -Wno-main -g -flto -O2 -ffast-math \
+			-Wno-main -fno-builtin $(ARCH) $(DEFINES)
--mword-relocations -ffunction-sections -fdata-sections
-LDFLAGS := -nostdlib -Wl,--gc-sections,--nmagic $(ARCH)
 
-objects = $(patsubst $(dir_source)/%.s, $(dir_build)/%.o, \
+CFLAGS	+=	$(INCLUDE)
-		$(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
-		$(call rwildcard, $(dir_source), *.s *.c)))
 
-.PHONY: all
+CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
-all: ../$(dir_build)/$(name).bin
 
-.PHONY: clean
+ASFLAGS	:=	-g $(ARCH)
+LDFLAGS	=	-specs=$(TOPDIR)/linker.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
+
+LIBS	:=
+
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
+LIBDIRS	:=
+
+
+#---------------------------------------------------------------------------------
+# no real need to edit anything past this point unless you need to add additional
+# rules for different file extensions
+#---------------------------------------------------------------------------------
+ifneq ($(BUILD),$(notdir $(CURDIR)))
+#---------------------------------------------------------------------------------
+
+export OUTPUT	:=	$(CURDIR)/$(TARGET)
+export TOPDIR	:=	$(CURDIR)
+
+export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
+			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
+
+export DEPSDIR	:=	$(CURDIR)/$(BUILD)
+
+CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
+CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
+SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
+BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+#---------------------------------------------------------------------------------
+# use CXX for linking C++ projects, CC for standard C
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(CPPFILES)),)
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CC)
+#---------------------------------------------------------------------------------
+else
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CXX)
+#---------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------
+
+export OFILES_BIN	:=	$(addsuffix .o,$(BINFILES))
+export OFILES_SRC	:=	$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
+export OFILES 		:=	$(OFILES_BIN) $(OFILES_SRC)
+export HFILES_BIN	:=	$(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+			$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+			-I$(CURDIR)/$(BUILD)
+
+export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+
+.PHONY: $(BUILD) clean all
+
+#---------------------------------------------------------------------------------
+all: $(BUILD)
+
+$(BUILD):
+	@[ -d $@ ] || mkdir -p $@
+	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
+
+#---------------------------------------------------------------------------------
 clean:
-	@rm -rf $(dir_build)
+	@echo clean ...
+	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
-../$(dir_build)/$(name).bin: $(dir_build)/$(name).elf
+
+#---------------------------------------------------------------------------------
+else
+.PHONY:	all
+
+DEPENDS	:=	$(OFILES:.o=.d)
+
+#---------------------------------------------------------------------------------
+# main targets
+#---------------------------------------------------------------------------------
+all	:	$(OUTPUT).bin
+
+$(OUTPUT).bin	:	$(OUTPUT).elf
 	$(OBJCOPY) -S -O binary $< $@
+	@echo built ... $(notdir $@)
 
-$(dir_build)/$(name).elf: $(objects)
+$(OUTPUT).elf	:	$(OFILES)
-	$(CC) $(LDFLAGS) -T linker.ld $(OUTPUT_OPTION) $^
 
-$(dir_build)/memory.o : CFLAGS += -O3 -marm
+%.elf: $(OFILES)
+	@echo linking $(notdir $@)
+	@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
+	@$(NM) -CSn $@ > $(notdir $*.lst)
 
-$(dir_build)/%.o: $(dir_source)/%.c
+$(OFILES_SRC)	: $(HFILES_BIN)
-	@mkdir -p "$(@D)"
-	$(COMPILE.c) $(OUTPUT_OPTION) $<
 
-$(dir_build)/%.o: $(dir_source)/%.s
+#---------------------------------------------------------------------------------
-	@mkdir -p "$(@D)"
+# you need a rule like this for each extension you use as binary data
-	$(COMPILE.s) $(OUTPUT_OPTION) $<
+#---------------------------------------------------------------------------------
-include $(call rwildcard, $(dir_build), *.d)
+%.bin.o	:	%.bin
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+
+-include $(DEPENDS)
+
+#---------------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------------

k11_extension/linker.ld

@@ -1,19 +1,159 @@
 OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
 OUTPUT_ARCH(arm)
-
 ENTRY(_start)
+
+/* Mostly copied from https://github.com/devkitPro/buildscripts/blob/master/dkarm-eabi/crtls/3dsx.ld */
+
 SECTIONS
 {
-    . = 0x40000000;
+    PROVIDE(__start__ = 0x40000000);
 
-    __start__ = .;
+    . = __start__;
+    . = ALIGN(32);
 
-    .text       : ALIGN(4) { *(.text.start) *(.text*); . = ALIGN(4); }
+    .crt0 :
-    .rodata     : ALIGN(4) { *(.rodata*); . = ALIGN(4); }
+    {
-    .data       : ALIGN(4) { *(.data*); . = ALIGN(4); }
+        . = ALIGN(32);
-    .bss        : ALIGN(8) { __bss_start__ = .; *(.bss* COMMON); . = ALIGN(8); __bss_end__ = .; }
+        KEEP( *(.text.start) )
-
+        KEEP( *(.init) )
-    . = ALIGN(0x1000);
+        . = ALIGN(4);
-
+    }
-    __end__ = .;
+
+    .text :
+    {
+        . = ALIGN(4);
+
+        /* .text */
+        *(.text)
+        *(.text.*)
+        *(.glue_7)
+        *(.glue_7t)
+        *(.stub)
+        *(.gnu.warning)
+        *(.gnu.linkonce.t*)
+        . = ALIGN(4);
+
+        /* .fini */
+        KEEP( *(.fini) )
+        . = ALIGN(4);
+    }
+
+    .rodata :
+    {
+        *(.rodata)
+        *(.roda)
+        *(.rodata.*)
+        *all.rodata*(*)
+        *(.gnu.linkonce.r*)
+        SORT(CONSTRUCTORS)
+        . = ALIGN(4);
+    }
+
+    .preinit_array ALIGN(4) :
+    {
+        PROVIDE (__preinit_array_start = .);
+        KEEP (*(.preinit_array))
+        PROVIDE (__preinit_array_end = .);
+    }
+
+    .init_array ALIGN(4) :
+    {
+        PROVIDE (__init_array_start = .);
+        KEEP (*(SORT(.init_array.*)))
+        KEEP (*(.init_array))
+        PROVIDE (__init_array_end = .);
+    }
+
+    .fini_array ALIGN(4) :
+    {
+        PROVIDE (__fini_array_start = .);
+        KEEP (*(.fini_array))
+        KEEP (*(SORT(.fini_array.*)))
+        PROVIDE (__fini_array_end = .);
+    }
+
+    .ctors ALIGN(4) :
+    {
+        KEEP (*crtbegin.o(.ctors)) /* MUST be first -- GCC requires it */
+        KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
+        KEEP (*(SORT(.ctors.*)))
+        KEEP (*(.ctors))
+    }
+
+    .dtors ALIGN(4) :
+    {
+        KEEP (*crtbegin.o(.dtors))
+        KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
+        KEEP (*(SORT(.dtors.*)))
+        KEEP (*(.dtors))
+    }
+
+    .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) }
+    __exidx_start = .;
+    ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) }
+    __exidx_end = .;
+
+    .data :
+    {
+        *(.data)
+        *(.data.*)
+        KEEP (*(.large_patch*))
+        *(.gnu.linkonce.d*)
+        CONSTRUCTORS
+        . = ALIGN(4);
+    }
+
+    .bss :
+    {
+        . = ALIGN(32);
+        PROVIDE (__bss_start__ = ABSOLUTE(.));
+        *(.dynbss)
+        *(.bss)
+        *(.bss.*)
+        *(.gnu.linkonce.b*)
+        *(COMMON)
+        . = ALIGN(8);
+        PROVIDE (__bss_end__ = ABSOLUTE(.));
+    }
+    PROVIDE (__end__ = ABSOLUTE(.));
+
+    /* ==================
+       ==== Metadata ====
+       ================== */
+
+    /* Discard sections that difficult post-processing */
+    /DISCARD/ : { *(.group .comment .note) }
+
+    /* Stabs debugging sections. */
+    .stab          0 : { *(.stab) }
+    .stabstr       0 : { *(.stabstr) }
+    .stab.excl     0 : { *(.stab.excl) }
+    .stab.exclstr  0 : { *(.stab.exclstr) }
+    .stab.index    0 : { *(.stab.index) }
+    .stab.indexstr 0 : { *(.stab.indexstr) }
+
+    /* DWARF debug sections.
+       Symbols in the DWARF debugging sections are relative to the beginning
+       of the section so we begin them at 0. */
+
+    /* DWARF 1 */
+    .debug          0 : { *(.debug) }
+    .line           0 : { *(.line) }
+
+    /* GNU DWARF 1 extensions */
+    .debug_srcinfo  0 : { *(.debug_srcinfo) }
+    .debug_sfnames  0 : { *(.debug_sfnames) }
+
+    /* DWARF 1.1 and DWARF 2 */
+    .debug_aranges  0 : { *(.debug_aranges) }
+    .debug_pubnames 0 : { *(.debug_pubnames) }
+
+    /* DWARF 2 */
+    .debug_info     0 : { *(.debug_info) }
+    .debug_abbrev   0 : { *(.debug_abbrev) }
+    .debug_line     0 : { *(.debug_line) }
+    .debug_frame    0 : { *(.debug_frame) }
+    .debug_str      0 : { *(.debug_str) }
+    .debug_loc      0 : { *(.debug_loc) }
+    .debug_macinfo  0 : { *(.debug_macinfo) }
 }

k11_extension/linker.specs

@@ -0,0 +1,7 @@
+%rename link                old_link
+
+*link:
+%(old_link) -T %:getenv(TOPDIR /linker.ld) --nmagic --gc-sections
+
+*startfile:
+crti%O%s crtbegin%O%s

k11_extension/source/fatalExceptionHandlers.s

@@ -22,6 +22,8 @@
 @         or requiring that modified versions of such material be marked in
 @         reasonable ways as different from the original version.
 
+.fpu vfp
+
 .macro TEST_IF_MODE_AND_ARM_INST_OR_JUMP lbl, mode
     cpsid aif
     mrs sp, spsr

k11_extension/source/main.c

@@ -51,6 +51,7 @@ void relocateAndSetupMMU(u32 coreId, u32 *L1Table)
     if(coreId == 0)
     {
         // Relocate ourselves, and clear BSS
+        // This is only OK because the jumps will be relative...
         memcpy((void *)p0->basePA, (const void *)0x18000000, __bss_start__ - __start__);
         memset32((u32 *)(p0->basePA + (__bss_start__ - __start__)), 0, __bss_end__ - __bss_start__);
 

k11_extension/source/start.s

@@ -50,6 +50,8 @@ start:
 
     push {r0-r12, lr}
 
+    bl __libc_init_array
+
     sub r0, r4, #8
     sub r1, r8, #0x8000
     bl main

linker.ld

@@ -146,14 +146,15 @@ SECTIONS
 
     .bss :
     {
-        __bss_start__ = ALIGN(32);
+        . = ALIGN(32);
+        PROVIDE (__bss_start__ = ABSOLUTE(.));
         *(.dynbss)
         *(.bss)
         *(.bss.*)
         *(.gnu.linkonce.b*)
         *(COMMON)
         . = ALIGN(8);
-        __bss_end__ = .;
+        PROVIDE (__bss_end__ = ABSOLUTE(.));
     } >main
     __end__ = ABSOLUTE(.) ;
 

sysmodules/loader/Makefile

@@ -1,51 +1,149 @@
-rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+#---------------------------------------------------------------------------------
+.SUFFIXES:
+#---------------------------------------------------------------------------------
 
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
+TOPDIR ?= $(CURDIR)
 include $(DEVKITARM)/3ds_rules
 
-name := $(shell basename $(CURDIR))
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# BUILD is the directory where object files & intermediate files will be placed
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+TARGET		:=	$(notdir $(CURDIR))
+BUILD		:=	build
+SOURCES		:=	source
+DATA		:=	data
+INCLUDES	:=	include
 
-dir_source := source
+#---------------------------------------------------------------------------------
-dir_build := build
+# options for code generation
-dir_out := ../../$(dir_build)
+#---------------------------------------------------------------------------------
+ARCH	:=	-march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
+DEFINES :=	-DARM11 -D_3DS
+
+CFLAGS	:=	-g -std=gnu11 -Wall -Wextra -O2 -mword-relocations \
+			-fomit-frame-pointer -ffunction-sections -fdata-sections -fno-builtin \
+			$(ARCH) $(DEFINES)
+
+CFLAGS	+=	$(INCLUDE)
+
+CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
+
+ASFLAGS	:=	-g $(ARCH)
+LDFLAGS	=	-specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map),--section-start,.text=0x14000000
 
 LIBS	:=	-lctru
+
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
 LIBDIRS	:=	$(CTRULIB)
-LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
 
-INCLUDE	:= $(foreach dir,$(LIBDIRS),-I$(dir)/include)
 
-ASFLAGS := -mcpu=mpcore -mfloat-abi=hard
+#---------------------------------------------------------------------------------
-CFLAGS := -Wall -Wextra $(ASFLAGS) -fno-builtin -std=c11 -O2 -ffast-math $(INCLUDE) -DARM11 -D_3DS
+# no real need to edit anything past this point unless you need to add additional
-LDFLAGS := -specs=3dsx.specs $(ASFLAGS) -Wl,--section-start,.text=0x14000000
+# rules for different file extensions
+#---------------------------------------------------------------------------------
+ifneq ($(BUILD),$(notdir $(CURDIR)))
+#---------------------------------------------------------------------------------
 
-objects = $(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
+export OUTPUT	:=	$(CURDIR)/$(TARGET)
-          $(call rwildcard, $(dir_source), *.s *.c))
+export TOPDIR	:=	$(CURDIR)
 
-.PHONY: all
+export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
-all: $(dir_out)/$(name).cxi
+			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
 
-.PHONY: clean
+export DEPSDIR	:=	$(CURDIR)/$(BUILD)
+
+CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
+CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
+SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
+BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+#---------------------------------------------------------------------------------
+# use CXX for linking C++ projects, CC for standard C
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(CPPFILES)),)
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CC)
+#---------------------------------------------------------------------------------
+else
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CXX)
+#---------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------
+
+export OFILES_BIN	:=	$(addsuffix .o,$(BINFILES))
+export OFILES_SRC	:=	$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
+export OFILES 		:=	$(OFILES_BIN) $(OFILES_SRC)
+export HFILES_BIN	:=	$(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+			$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+			-I$(CURDIR)/$(BUILD)
+
+export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+
+.PHONY: $(BUILD) clean all
+
+#---------------------------------------------------------------------------------
+all: $(BUILD)
+
+$(BUILD):
+	@[ -d $@ ] || mkdir -p $@
+	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
+
+#---------------------------------------------------------------------------------
 clean:
-	@rm -rf $(dir_build)
+	@echo clean ...
+	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
-.PRECIOUS: $(dir_build)/%.bin
 
-$(dir_out)/$(name).cxi: $(dir_build)/$(name).elf
+#---------------------------------------------------------------------------------
-	@makerom -f ncch -rsf loader.rsf -nocodepadding -o $@ -elf $<
+else
+.PHONY:	all
 
-$(dir_build)/$(name).elf: $(bundled) $(objects)
+DEPENDS	:=	$(OFILES:.o=.d)
-	$(LINK.o) $(OUTPUT_OPTION) $^ $(LIBPATHS) $(LIBS)
 
-$(dir_build)/memory.o $(dir_build)/strings.o: CFLAGS += -O3
+#---------------------------------------------------------------------------------
+# main targets
+#---------------------------------------------------------------------------------
+all	:	$(OUTPUT).cxi
 
-$(dir_build)/%.o: $(dir_source)/%.c
+$(OUTPUT).cxi	:	$(OUTPUT).elf $(OUTPUT).rsf
-	@mkdir -p "$(@D)"
+	@makerom -f ncch -rsf $(word 2,$^) -o $@ -elf $<
-	$(COMPILE.c) $(OUTPUT_OPTION) $<
+	@echo built ... $(notdir $@)
 
-$(dir_build)/%.o: $(dir_source)/%.s
+$(OUTPUT).elf	:	$(OFILES)
-	@mkdir -p "$(@D)"
+
-	$(COMPILE.s) $(OUTPUT_OPTION) $<
+memory.o	:	CFLAGS += -O3
+
+%.elf: $(OFILES)
+	@echo linking $(notdir $@)
+	@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
+	@$(NM) -CSn $@ > $(notdir $*.lst)
+
+$(OFILES_SRC)	: $(HFILES_BIN)
+
+#---------------------------------------------------------------------------------
+# you need a rule like this for each extension you use as binary data
+#---------------------------------------------------------------------------------
+%.bin.o	:	%.bin
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+
+-include $(DEPENDS)
+
+#---------------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------------

sysmodules/loader/source/loader.c

@@ -585,6 +585,9 @@ void __system_initSyscalls();
  
 void __ctru_exit()
 {
+  void __libc_fini_array(void);
+
+  __libc_fini_array();
   __appExit();
   __sync_fini();
   svcExitProcess();
@@ -592,9 +595,13 @@ void __ctru_exit()
 
 void initSystem()
 {
+  void __libc_init_array(void);
+
   __sync_init();
   __system_initSyscalls();
   __appInit();
+
+  __libc_init_array();
 }
 
 int main()

sysmodules/pxi/Makefile

@@ -1,47 +1,149 @@
-rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+#---------------------------------------------------------------------------------
+.SUFFIXES:
+#---------------------------------------------------------------------------------
 
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
+TOPDIR ?= $(CURDIR)
 include $(DEVKITARM)/3ds_rules
 
-name := pxi
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# BUILD is the directory where object files & intermediate files will be placed
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+TARGET		:=	$(notdir $(CURDIR))
+BUILD		:=	build
+SOURCES		:=	source
+DATA		:=	data
+INCLUDES	:=	include
 
-dir_source := source
+#---------------------------------------------------------------------------------
-dir_build := build
+# options for code generation
-dir_out := ../../$(dir_build)
+#---------------------------------------------------------------------------------
+ARCH	:=	-march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
+DEFINES :=	-DARM11 -D_3DS
+
+CFLAGS	:=	-g -std=gnu11 -Wall -Wextra -O2 -mword-relocations \
+			-fomit-frame-pointer -ffunction-sections -fdata-sections -fno-builtin \
+			$(ARCH) $(DEFINES)
+
+CFLAGS	+=	$(INCLUDE)
+
+CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
+
+ASFLAGS	:=	-g $(ARCH)
+LDFLAGS	=	-specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
 
 LIBS	:=	-lctru
+
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
 LIBDIRS	:=	$(CTRULIB)
-LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
 
-INCLUDE	:= $(foreach dir,$(LIBDIRS),-I$(dir)/include)
 
-ARCH := -mcpu=mpcore -mfloat-abi=hard -mtp=soft
+#---------------------------------------------------------------------------------
-CFLAGS := -Wall -Wextra -MMD -MP -marm $(ARCH) -fno-builtin -std=c11 -O2 -g -ffast-math -mword-relocations \
+# no real need to edit anything past this point unless you need to add additional
-	  -ffunction-sections -fdata-sections $(INCLUDE) -DARM11 -D_3DS
+# rules for different file extensions
-LDFLAGS := -specs=3dsx.specs -Wl,--gc-sections $(ARCH)
+#---------------------------------------------------------------------------------
+ifneq ($(BUILD),$(notdir $(CURDIR)))
+#---------------------------------------------------------------------------------
 
-objects = $(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
+export OUTPUT	:=	$(CURDIR)/$(TARGET)
-          $(call rwildcard, $(dir_source), *.c))
+export TOPDIR	:=	$(CURDIR)
 
-.PHONY: all
+export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
-all: $(dir_out)/$(name).cxi
+			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
 
-.PHONY: clean
+export DEPSDIR	:=	$(CURDIR)/$(BUILD)
+
+CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
+CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
+SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
+BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+#---------------------------------------------------------------------------------
+# use CXX for linking C++ projects, CC for standard C
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(CPPFILES)),)
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CC)
+#---------------------------------------------------------------------------------
+else
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CXX)
+#---------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------
+
+export OFILES_BIN	:=	$(addsuffix .o,$(BINFILES))
+export OFILES_SRC	:=	$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
+export OFILES 		:=	$(OFILES_BIN) $(OFILES_SRC)
+export HFILES_BIN	:=	$(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+			$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+			-I$(CURDIR)/$(BUILD)
+
+export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+
+.PHONY: $(BUILD) clean all
+
+#---------------------------------------------------------------------------------
+all: $(BUILD)
+
+$(BUILD):
+	@[ -d $@ ] || mkdir -p $@
+	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
+
+#---------------------------------------------------------------------------------
 clean:
-	@rm -rf $(dir_build)
+	@echo clean ...
+	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
-$(dir_out)/$(name).cxi: $(dir_build)/$(name).elf
-	@makerom -f ncch -rsf $(name).rsf -nocodepadding -o $@ -elf $<
 
-$(dir_build)/$(name).elf: $(objects)
+#---------------------------------------------------------------------------------
-	$(LINK.o) $(OUTPUT_OPTION) $^ $(LIBPATHS) $(LIBS)
+else
+.PHONY:	all
 
-$(dir_build)/memory.o : CFLAGS += -O3
+DEPENDS	:=	$(OFILES:.o=.d)
 
-$(dir_build)/%.o: $(dir_source)/%.c
+#---------------------------------------------------------------------------------
-	@mkdir -p "$(@D)"
+# main targets
-	$(COMPILE.c) $(OUTPUT_OPTION) $<
+#---------------------------------------------------------------------------------
-include $(call rwildcard, $(dir_build), *.d)
+all	:	$(OUTPUT).cxi
+
+$(OUTPUT).cxi	:	$(OUTPUT).elf $(OUTPUT).rsf
+	@makerom -f ncch -rsf $(word 2,$^) -o $@ -elf $<
+	@echo built ... $(notdir $@)
+
+$(OUTPUT).elf	:	$(OFILES)
+
+memory.o	:	CFLAGS += -O3
+
+%.elf: $(OFILES)
+	@echo linking $(notdir $@)
+	@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
+	@$(NM) -CSn $@ > $(notdir $*.lst)
+
+$(OFILES_SRC)	: $(HFILES_BIN)
+
+#---------------------------------------------------------------------------------
+# you need a rule like this for each extension you use as binary data
+#---------------------------------------------------------------------------------
+%.bin.o	:	%.bin
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+
+-include $(DEPENDS)
+
+#---------------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------------

sysmodules/pxi/source/main.c

@@ -140,6 +140,9 @@ Result __sync_fini(void);
 
 void __ctru_exit()
 {
+    void __libc_fini_array(void);
+
+    __libc_fini_array();
     __appExit();
     __sync_fini();
     svcExitProcess();
@@ -147,9 +150,12 @@ void __ctru_exit()
 
 void initSystem()
 {
+    void __libc_init_array(void);
+
     __sync_init();
     __system_initSyscalls();
     __appInit();
+    __libc_init_array();
 }
 
 int main(void)

sysmodules/rosalina/Makefile

@@ -1,64 +1,154 @@
-rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+#---------------------------------------------------------------------------------
+.SUFFIXES:
+#---------------------------------------------------------------------------------
 
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
+TOPDIR ?= $(CURDIR)
 include $(DEVKITARM)/3ds_rules
 
-name := $(shell basename $(CURDIR))
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# BUILD is the directory where object files & intermediate files will be placed
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+TARGET		:=	$(notdir $(CURDIR))
+BUILD		:=	build
+SOURCES		:=	source source/gdb source/menus
+DATA		:=	source/gdb/xml
+INCLUDES	:=	include include/gdb include/menus
 
-dir_source := source
+#---------------------------------------------------------------------------------
-dir_include := include
+# options for code generation
-dir_build := build
+#---------------------------------------------------------------------------------
-dir_out := ../../$(dir_build)
+ARCH	:=	-march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
+DEFINES :=	-DARM11 -D_3DS
 
-LIBS := -lctru -lm
+CFLAGS	:=	-g -std=gnu11 -Wall -Wextra -O2 -mword-relocations \
-LIBDIRS	:= $(CTRULIB)
+			-fomit-frame-pointer -ffunction-sections -fdata-sections -fno-builtin \
-LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+			$(ARCH) $(DEFINES)
 
-INCLUDE	:= $(foreach dir,$(LIBDIRS),-I$(dir)/include)
+CFLAGS	+=	$(INCLUDE)
+
+CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
 
-ARCH := -mcpu=mpcore -mfloat-abi=hard
 ASFLAGS	:=	-g $(ARCH)
-CFLAGS := -Wall -Wextra -MMD -MP -marm $(ASFLAGS) -mtp=soft -fno-builtin -std=c11 -O2 -ffast-math -mword-relocations \
+LDFLAGS	=	-specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map),--section-start,.text=0x14000000
-		-fomit-frame-pointer -ffunction-sections -fdata-sections $(INCLUDE) -I$(dir_include) -DARM11 -D_3DS
-LDFLAGS := -specs=3dsx.specs -g $(ARCH) -mtp=soft -Wl,--section-start,.text=0x14000000 -Wl,--gc-sections
 
-objects = $(patsubst $(dir_source)/%.s, $(dir_build)/%.o, \
+LIBS	:=	-lctru
-		$(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
-		$(call rwildcard, $(dir_source), *.s *.c)))
 
-xml_files = $(call rwildcard, $(dir_source), *.xml)
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
+LIBDIRS	:=	$(CTRULIB)
 
-.PHONY: all
-all: $(dir_out)/$(name).cxi
 
-.PHONY: clean
+#---------------------------------------------------------------------------------
+# no real need to edit anything past this point unless you need to add additional
+# rules for different file extensions
+#---------------------------------------------------------------------------------
+ifneq ($(BUILD),$(notdir $(CURDIR)))
+#---------------------------------------------------------------------------------
+
+export OUTPUT	:=	$(CURDIR)/$(TARGET)
+export TOPDIR	:=	$(CURDIR)
+
+export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
+			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
+
+export DEPSDIR	:=	$(CURDIR)/$(BUILD)
+
+CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
+CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
+SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
+BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+#---------------------------------------------------------------------------------
+# use CXX for linking C++ projects, CC for standard C
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(CPPFILES)),)
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CC)
+#---------------------------------------------------------------------------------
+else
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CXX)
+#---------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------
+
+export OFILES_BIN	:=	$(addsuffix .o,$(BINFILES))
+export OFILES_SRC	:=	$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
+export OFILES 		:=	$(OFILES_BIN) $(OFILES_SRC)
+export HFILES_BIN	:=	$(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+			$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+			-I$(CURDIR)/$(BUILD)
+
+export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+
+.PHONY: $(BUILD) clean all
+
+#---------------------------------------------------------------------------------
+all: $(BUILD)
+
+$(BUILD):
+	@[ -d $@ ] || mkdir -p $@
+	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
+
+#---------------------------------------------------------------------------------
 clean:
-	@rm -rf $(dir_build)
+	@echo clean ...
+	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
-$(dir_out)/$(name).cxi: $(dir_build)/$(name).elf
-	@makerom -f ncch -rsf rosalina.rsf -nocodepadding -o $@ -elf $<
 
-$(dir_build)/$(name).elf: $(objects)
+#---------------------------------------------------------------------------------
-	$(LINK.o) $(OUTPUT_OPTION) $^ $(LIBPATHS) $(LIBS)
+else
+.PHONY:	all
 
-$(dir_build)/xml_data.h: $(xml_files)
+DEPENDS	:=	$(OFILES:.o=.d)
-	@ echo "" > $(@)
-	@$(foreach f, $(xml_files),\
-	echo "static const char" `(echo $(notdir $(f)) | sed -e 's/^\([0-9]\)/_\1/g' | tr . _)`"[] = " >> $(@);\
-	sed -e 's/\\/\\\\/g;s/"/\\"/g;s/^/"/g;s/[ \t\r\n]*$$/\\n"/g' $(f) >> $(@);\
-	echo ';' >> $@;\
-	)
-$(dir_build)/gdb/xfer.o: $(dir_build)/xml_data.h
-$(dir_build)/memory.o : CFLAGS += -O3
 
-$(dir_build)/%.o: $(dir_source)/%.c
+#---------------------------------------------------------------------------------
-	@mkdir -p "$(@D)"
+# main targets
-	$(COMPILE.c) $(OUTPUT_OPTION) $<
+#---------------------------------------------------------------------------------
+all	:	$(OUTPUT).cxi
 
-$(dir_build)/%.o: $(dir_source)/%.s
+$(OUTPUT).cxi	:	$(OUTPUT).elf $(OUTPUT).rsf
-	@mkdir -p "$(@D)"
+	@makerom -f ncch -rsf $(word 2,$^) -o $@ -elf $<
-	$(COMPILE.s) $(OUTPUT_OPTION) $<
+	@echo built ... $(notdir $@)
-include $(call rwildcard, $(dir_build), *.d)
+
+$(OUTPUT).elf	:	$(OFILES)
+
+memory.o	:	CFLAGS += -O3
+
+%.elf: $(OFILES)
+	@echo linking $(notdir $@)
+	@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
+	@$(NM) -CSn $@ > $(notdir $*.lst)
+
+$(OFILES_SRC)	: $(HFILES_BIN)
+
+#---------------------------------------------------------------------------------
+# you need a rule like this for each extension you use as binary data
+#---------------------------------------------------------------------------------
+%.bin.o	%_bin.h:	%.bin
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+#---------------------------------------------------------------------------------
+%.xml.o	%_xml.h:	%.xml
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+
+-include $(DEPENDS)
+
+#---------------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------------

sysmodules/rosalina/source/gdb/xfer.c

@@ -24,12 +24,17 @@
 *         reasonable ways as different from the original version.
 */
 
+#include <3ds/os.h>
+
 #include "gdb/xfer.h"
 #include "gdb/net.h"
-#include "../../build/xml_data.h"
-#include <3ds/os.h>
 #include "fmt.h"
 
+#include "osdata_cfw_version_template_xml.h"
+#include "osdata_memory_template_xml.h"
+#include "osdata_xml.h"
+#include "target_xml.h"
+
 struct
 {
     const char *name;
@@ -45,7 +50,7 @@ GDB_DECLARE_XFER_HANDLER(Features)
     if(strcmp(annex, "target.xml") != 0 || write)
         return GDB_ReplyEmpty(ctx);
     else
-        return GDB_SendStreamData(ctx, target_xml, offset, length, sizeof(target_xml) - 1, false);
+        return GDB_SendStreamData(ctx, (const char *)target_xml, offset, length, target_xml_size, false);
 }
 
 struct
@@ -65,7 +70,7 @@ GDB_DECLARE_XFER_OSDATA_HANDLER(CfwVersion)
         return GDB_HandleUnsupported(ctx);
     else
     {
-        char buf[sizeof(osdata_cfw_version_template_xml) + 64];
+        char buf[512]; // Make sure this doesn't overflow
         char versionString[16];
         s64 out;
         u32 version, commitHash;
@@ -86,7 +91,7 @@ GDB_DECLARE_XFER_OSDATA_HANDLER(CfwVersion)
         else
             sprintf(versionString, "v%u.%u.%u", GET_VERSION_MAJOR(version), GET_VERSION_MINOR(version), GET_VERSION_REVISION(version));
 
-        sz = (u32)sprintf(buf, osdata_cfw_version_template_xml, versionString, commitHash, isRelease ? "Yes" : "No");
+        sz = (u32)sprintf(buf, (const char *)osdata_cfw_version_template_xml, versionString, commitHash, isRelease ? "Yes" : "No");
 
         return GDB_SendStreamData(ctx, buf, offset, length, sz, false);
     }
@@ -113,7 +118,7 @@ GDB_DECLARE_XFER_OSDATA_HANDLER(Memory)
             svcGetSystemInfo(&out, 0, 3);
             baseUsed = (u32)out;
 
-            sprintf(ctx->memoryOsInfoXmlData, osdata_memory_template_xml,
+            sprintf(ctx->memoryOsInfoXmlData, (const char *)osdata_memory_template_xml,
                 applicationUsed, applicationTotal - applicationUsed, applicationTotal, (u32)((5ULL + ((1000ULL * applicationUsed) / applicationTotal)) / 10ULL),
                 systemUsed, systemTotal - systemUsed, systemTotal, (u32)((5ULL + ((1000ULL * systemUsed) / systemTotal)) / 10ULL),
                 baseUsed, baseTotal - baseUsed, baseTotal, (u32)((5ULL + ((1000ULL * baseUsed) / baseTotal)) / 10ULL)
@@ -196,7 +201,7 @@ GDB_DECLARE_XFER_OSDATA_HANDLER(Processes)
 GDB_DECLARE_XFER_HANDLER(OsData)
 {
     if(strcmp(annex, "") == 0 && !write)
-        return GDB_SendStreamData(ctx, osdata_xml, offset, length, sizeof(osdata_xml) - 1, false);
+        return GDB_SendStreamData(ctx, (const char *)osdata_xml, offset, length, osdata_xml_size, false);
     else
     {
         for(u32 i = 0; i < sizeof(xferOsDataCommandHandlers) / sizeof(xferOsDataCommandHandlers[0]); i++)

sysmodules/rosalina/source/main.c

@@ -64,9 +64,9 @@ void __libc_fini_array(void);
 
 void __ctru_exit()
 {
+    __libc_fini_array();
     __appExit();
     __sync_fini();
-    __libc_fini_array();
     for(;;) svcSleepThread(0); // kernel-loaded sysmodules except PXI are not supposed to terminate anyways
     svcExitProcess();
 }
@@ -74,8 +74,6 @@ void __ctru_exit()
 
 void initSystem()
 {
-    __libc_init_array();
-
     s64 out;
     isN3DS = svcGetSystemInfo(&out, 0x10001, 0) == 0;
 
@@ -91,6 +89,7 @@ void initSystem()
     ProcessPatchesMenu_PatchUnpatchFSDirectly();
     __sync_init();
     __appInit();
+    __libc_init_array();
 
     // ROSALINA HACKJOB BEGIN
     // NORMAL APPS SHOULD NOT DO THIS, EVER

sysmodules/sm/Makefile

@@ -1,47 +1,149 @@
-rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+#---------------------------------------------------------------------------------
+.SUFFIXES:
+#---------------------------------------------------------------------------------
 
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
 
+TOPDIR ?= $(CURDIR)
 include $(DEVKITARM)/3ds_rules
 
-name := sm
+#---------------------------------------------------------------------------------
+# TARGET is the name of the output
+# BUILD is the directory where object files & intermediate files will be placed
+# SOURCES is a list of directories containing source code
+# DATA is a list of directories containing data files
+# INCLUDES is a list of directories containing header files
+#---------------------------------------------------------------------------------
+TARGET		:=	$(notdir $(CURDIR))
+BUILD		:=	build
+SOURCES		:=	source
+DATA		:=	data
+INCLUDES	:=	include
 
-dir_source := source
+#---------------------------------------------------------------------------------
-dir_build := build
+# options for code generation
-dir_out := ../../$(dir_build)
+#---------------------------------------------------------------------------------
+ARCH	:=	-march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
+DEFINES :=	-DARM11 -D_3DS
+
+CFLAGS	:=	-g -std=gnu11 -Wall -Wextra -O2 -mword-relocations \
+			-fomit-frame-pointer -ffunction-sections -fdata-sections -fno-builtin \
+			$(ARCH) $(DEFINES)
+
+CFLAGS	+=	$(INCLUDE)
+
+CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
+
+ASFLAGS	:=	-g $(ARCH)
+LDFLAGS	=	-specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
 
 LIBS	:=	-lctru
+
+#---------------------------------------------------------------------------------
+# list of directories containing libraries, this must be the top level containing
+# include and lib
+#---------------------------------------------------------------------------------
 LIBDIRS	:=	$(CTRULIB)
-LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
 
-INCLUDE	:= $(foreach dir,$(LIBDIRS),-I$(dir)/include)
 
-ARCH := -mcpu=mpcore -mfloat-abi=hard -mtp=soft
+#---------------------------------------------------------------------------------
-CFLAGS := -Wall -Wextra -MMD -MP -marm $(ARCH) -fno-builtin -std=c11 -O2 -g -ffast-math -mword-relocations \
+# no real need to edit anything past this point unless you need to add additional
-	  -ffunction-sections -fdata-sections -fno-strict-aliasing $(INCLUDE) -DARM11 -D_3DS
+# rules for different file extensions
-LDFLAGS := -specs=3dsx.specs -Wl,--gc-sections $(ARCH)
+#---------------------------------------------------------------------------------
+ifneq ($(BUILD),$(notdir $(CURDIR)))
+#---------------------------------------------------------------------------------
 
-objects = $(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
+export OUTPUT	:=	$(CURDIR)/$(TARGET)
-          $(call rwildcard, $(dir_source), *.c))
+export TOPDIR	:=	$(CURDIR)
 
-.PHONY: all
+export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
-all: $(dir_out)/$(name).cxi
+			$(foreach dir,$(DATA),$(CURDIR)/$(dir))
 
-.PHONY: clean
+export DEPSDIR	:=	$(CURDIR)/$(BUILD)
+
+CFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
+CPPFILES	:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
+SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
+BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
+
+#---------------------------------------------------------------------------------
+# use CXX for linking C++ projects, CC for standard C
+#---------------------------------------------------------------------------------
+ifeq ($(strip $(CPPFILES)),)
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CC)
+#---------------------------------------------------------------------------------
+else
+#---------------------------------------------------------------------------------
+	export LD	:=	$(CXX)
+#---------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------
+
+export OFILES_BIN	:=	$(addsuffix .o,$(BINFILES))
+export OFILES_SRC	:=	$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
+export OFILES 		:=	$(OFILES_BIN) $(OFILES_SRC)
+export HFILES_BIN	:=	$(addsuffix .h,$(subst .,_,$(BINFILES)))
+
+export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
+			$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
+			-I$(CURDIR)/$(BUILD)
+
+export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
+
+.PHONY: $(BUILD) clean all
+
+#---------------------------------------------------------------------------------
+all: $(BUILD)
+
+$(BUILD):
+	@[ -d $@ ] || mkdir -p $@
+	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
+
+#---------------------------------------------------------------------------------
 clean:
-	@rm -rf $(dir_build)
+	@echo clean ...
+	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
-$(dir_out)/$(name).cxi: $(dir_build)/$(name).elf
-	@makerom -f ncch -rsf $(name).rsf -nocodepadding -o $@ -elf $<
 
-$(dir_build)/$(name).elf: $(objects)
+#---------------------------------------------------------------------------------
-	$(LINK.o) $(OUTPUT_OPTION) $^ $(LIBPATHS) $(LIBS)
+else
+.PHONY:	all
 
-$(dir_build)/memory.o : CFLAGS += -O3
+DEPENDS	:=	$(OFILES:.o=.d)
 
-$(dir_build)/%.o: $(dir_source)/%.c
+#---------------------------------------------------------------------------------
-	@mkdir -p "$(@D)"
+# main targets
-	$(COMPILE.c) $(OUTPUT_OPTION) $<
+#---------------------------------------------------------------------------------
-include $(call rwildcard, $(dir_build), *.d)
+all	:	$(OUTPUT).cxi
+
+$(OUTPUT).cxi	:	$(OUTPUT).elf $(OUTPUT).rsf
+	@makerom -f ncch -rsf $(word 2,$^) -o $@ -elf $<
+	@echo built ... $(notdir $@)
+
+$(OUTPUT).elf	:	$(OFILES)
+
+memory.o	:	CFLAGS += -O3
+
+%.elf: $(OFILES)
+	@echo linking $(notdir $@)
+	@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
+	@$(NM) -CSn $@ > $(notdir $*.lst)
+
+$(OFILES_SRC)	: $(HFILES_BIN)
+
+#---------------------------------------------------------------------------------
+# you need a rule like this for each extension you use as binary data
+#---------------------------------------------------------------------------------
+%.bin.o	:	%.bin
+#---------------------------------------------------------------------------------
+	@echo $(notdir $<)
+	@$(bin2o)
+
+-include $(DEPENDS)
+
+#---------------------------------------------------------------------------------------
+endif
+#---------------------------------------------------------------------------------------

sysmodules/sm/source/main.c

@@ -56,9 +56,11 @@ void __ctru_exit(void){}
 
 void initSystem(void)
 {
+    void __libc_init_array(void);
     __sync_init();
     __system_allocateHeaps();
     __appInit();
+    __libc_init_array();
 }
 
 int main(void)