Merge remote-tracking branch 'upstream/master'

* upstream/master: (1239 commits)
  Update ez.c
  removes planck/rev3 temporarily
  Move hand_swap_config to ez.c, removes error for infinity
  Update Makefile
  ergodox: Update algernon's keymap to v1.9
  Added VS Code dir to .gitignore
  Support the Pegasus Hoof controller.
  [Jack & Erez] Simplifies and documents TO
  add readme
  use wait_ms instead of _delay_ms
  add messenger
  init keymap
  Add example keymap
  Adding whiskey_tango_foxtrot_capslock ergodox keymap
  Unicode map framework. Allow unicode up to 0xFFFFF using separate mapping table
  CIE 1931 dim curve
  Apply the dim curve to the RGB output
  Update the Cluecard readme files
  Tune snake and knight intervals for Cluecard
  Tunable RGB light intervals
  ...

1 files changed, 167 insertions, 409 deletions

diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk
index 860fc1a931..e4c8aecb2c 100644
--- a/tmk_core/rules.mk
+++ b/tmk_core/rules.mk
@@ -14,75 +14,40 @@
 # Frederik Rouleau
 # Carlos Lamas
 #
-#----------------------------------------------------------------------------
-# On command line:
-#
-# make all = Make software.
-#
-# make clean = Clean out built project files.
-#
-# make coff = Convert ELF to AVR COFF.
-#
-# make extcoff = Convert ELF to AVR Extended COFF.
-#
-# make program = Download the hex file to the device.
-#                Please customize your programmer settings(PROGRAM_CMD)
-#
-# make teensy = Download the hex file to the device, using teensy_loader_cli.
-#               (must have teensy_loader_cli installed).
-#
-# make dfu = Download the hex file to the device, using dfu-programmer (must
-#            have dfu-programmer installed).
-#
-# make flip = Download the hex file to the device, using Atmel FLIP (must
-#             have Atmel FLIP installed).
-#
-# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
-#               (must have dfu-programmer installed).
-#
-# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
-#                (must have Atmel FLIP installed).
-#
-# make debug = Start either simulavr or avarice as specified for debugging, 
-#              with avr-gdb or avr-insight as the front end for debugging.
-#
-# make filename.s = Just compile filename.c into the assembler code only.
-#
-# make filename.i = Create a preprocessed source file for use in submitting
-#                   bug reports to the GCC project.
-#
-# To rebuild project do "make clean" then "make all".
-#----------------------------------------------------------------------------
 
+# Enable vpath seraching for source files only
+# Without this, output files, could be read from the wrong .build directories
+VPATH_SRC := $(VPATH)
+vpath %.c $(VPATH_SRC)
+vpath %.h $(VPATH_SRC)
+vpath %.cpp $(VPATH_SRC)
+vpath %.cc $(VPATH_SRC)
+vpath %.hpp $(VPATH_SRC)
+vpath %.S $(VPATH_SRC)
+VPATH :=
 
-# Output format. (can be srec, ihex, binary)
-FORMAT = ihex
+# Convert all SRC to OBJ
+define OBJ_FROM_SRC
+$(patsubst %.c,$1/%.o,$(patsubst %.cpp,$1/%.o,$(patsubst %.cc,$1/%.o,$(patsubst %.S,$1/%.o,$($1_SRC)))))
+endef
+$(foreach OUTPUT,$(OUTPUTS),$(eval $(OUTPUT)_OBJ +=$(call OBJ_FROM_SRC,$(OUTPUT))))
+
+# Define a list of all objects
+OBJ := $(foreach OUTPUT,$(OUTPUTS),$($(OUTPUT)_OBJ))
 
+MASTER_OUTPUT := $(firstword $(OUTPUTS))
 
-# Object files directory
-#     To put object files in current directory, use a dot (.), do NOT make
-#     this an empty or blank macro!
-OBJDIR = obj_$(TARGET)
 
 
-# Optimization level, can be [0, 1, 2, 3, s]. 
+# Output format. (can be srec, ihex, binary)
+FORMAT = ihex
+
+# Optimization level, can be [0, 1, 2, 3, s].
 #     0 = turn off optimization. s = optimize for size.
 #     (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
 OPT = s
 
-
-# Debugging format.
-#     Native formats for AVR-GCC's -g are dwarf-2 [default] or stabs.
-#     AVR Studio 4.10 requires dwarf-2.
-#     AVR [Extended] COFF format requires stabs, plus an avr-objcopy run.
-DEBUG = dwarf-2
-
-
-# List any extra directories to look for include files here.
-#     Each directory must be seperated by a space.
-#     Use forward slashes for directory separators.
-#     For a directory that has spaces, enclose it in quotes.
-EXTRAINCDIRS = $(subst :, ,$(VPATH))
+AUTOGEN ?= false
 
 
 # Compiler flag to set the C Standard level.
@@ -94,20 +59,18 @@ CSTANDARD = -std=gnu99
 
 
 # Place -D or -U options here for C sources
-CDEFS = -DF_CPU=$(F_CPU)UL
-CDEFS += $(OPT_DEFS)
+#CDEFS +=
 
 
 # Place -D or -U options here for ASM sources
-ADEFS = -DF_CPU=$(F_CPU)
-ADEFS += $(OPT_DEFS)
+#ADEFS +=
 
 
 # Place -D or -U options here for C++ sources
-CPPDEFS = -DF_CPU=$(F_CPU)UL
 #CPPDEFS += -D__STDC_LIMIT_MACROS
 #CPPDEFS += -D__STDC_CONSTANT_MACROS
-CPPDEFS += $(OPT_DEFS)
+#CPPDEFS +=
+
 
 
 
@@ -118,17 +81,15 @@ CPPDEFS += $(OPT_DEFS)
 #  -Wall...:     warning level
 #  -Wa,...:      tell GCC to pass this to the assembler.
 #    -adhlns...: create assembler listing
-CFLAGS = -g$(DEBUG)
+CFLAGS += -g$(DEBUG)
 CFLAGS += $(CDEFS)
 CFLAGS += -O$(OPT)
-CFLAGS += -funsigned-char
-CFLAGS += -funsigned-bitfields
-CFLAGS += -ffunction-sections
-CFLAGS += -fdata-sections
-CFLAGS += -fno-inline-small-functions
-CFLAGS += -fpack-struct
-CFLAGS += -fshort-enums
-CFLAGS += -fno-strict-aliasing
+# add color
+ifeq ($(COLOR),true)
+ifeq ("$(shell echo "int main(){}" | $(CC) -fdiagnostics-color -x c - -o /dev/null 2>&1)", "")
+	CFLAGS+= -fdiagnostics-color
+endif
+endif
 CFLAGS += -Wall
 CFLAGS += -Wstrict-prototypes
 #CFLAGS += -mshort-calls
@@ -137,11 +98,7 @@ CFLAGS += -Wstrict-prototypes
 #CFLAGS += -Wunreachable-code
 #CFLAGS += -Wsign-compare
 CFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
-CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 CFLAGS += $(CSTANDARD)
-ifdef CONFIG_H
-    CFLAGS += -include $(CONFIG_H)
-endif
 
 
 #---------------- Compiler Options C++ ----------------
@@ -151,16 +108,9 @@ endif
 #  -Wall...:     warning level
 #  -Wa,...:      tell GCC to pass this to the assembler.
 #    -adhlns...: create assembler listing
-CPPFLAGS = -g$(DEBUG)
+CPPFLAGS += -g$(DEBUG)
 CPPFLAGS += $(CPPDEFS)
 CPPFLAGS += -O$(OPT)
-CPPFLAGS += -funsigned-char
-CPPFLAGS += -funsigned-bitfields
-CPPFLAGS += -fpack-struct
-CPPFLAGS += -fshort-enums
-CPPFLAGS += -fno-exceptions
-CPPFLAGS += -ffunction-sections
-CPPFLAGS += -fdata-sections
 # to supress "warning: only initialized variables can be placed into program memory area"
 CPPFLAGS += -w
 CPPFLAGS += -Wall
@@ -171,12 +121,7 @@ CPPFLAGS += -Wundef
 #CPPFLAGS += -Wunreachable-code
 #CPPFLAGS += -Wsign-compare
 CPPFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
-CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 #CPPFLAGS += $(CSTANDARD)
-ifdef CONFIG_H
-    CPPFLAGS += -include $(CONFIG_H)
-endif
-
 
 #---------------- Assembler Options ----------------
 #  -Wa,...:   tell GCC to pass this to the assembler.
@@ -185,14 +130,10 @@ endif
 #             for use in COFF files, additional information about filenames
 #             and function names needs to be present in the assembler source
 #             files -- see avr-libc docs [FIXME: not yet described there]
-#  -listing-cont-lines: Sets the maximum number of continuation lines of hex 
+#  -listing-cont-lines: Sets the maximum number of continuation lines of hex
 #       dump that will be displayed for a given single line of source input.
-ASFLAGS = $(ADEFS) -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100
-ASFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
-ifdef CONFIG_H
-    ASFLAGS += -include $(CONFIG_H)
-endif
-
+ASFLAGS += $(ADEFS) 
+ASFLAGS += -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100
 
 #---------------- Library Options ----------------
 # Minimalistic printf version
@@ -202,7 +143,7 @@ PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
 PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
 
 # If this is left blank, then it will use the Standard printf version.
-PRINTF_LIB = 
+PRINTF_LIB =
 #PRINTF_LIB = $(PRINTF_LIB_MIN)
 #PRINTF_LIB = $(PRINTF_LIB_FLOAT)
 
@@ -214,34 +155,13 @@ SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
 SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
 
 # If this is left blank, then it will use the Standard scanf version.
-SCANF_LIB = 
+SCANF_LIB =
 #SCANF_LIB = $(SCANF_LIB_MIN)
 #SCANF_LIB = $(SCANF_LIB_FLOAT)
 
 
 MATH_LIB = -lm
-
-
-# List any extra directories to look for libraries here.
-#     Each directory must be seperated by a space.
-#     Use forward slashes for directory separators.
-#     For a directory that has spaces, enclose it in quotes.
-EXTRALIBDIRS = 
-
-
-
-#---------------- External Memory Options ----------------
-
-# 64 KB of external RAM, starting after internal RAM (ATmega128!),
-# used for variables (.data/.bss) and heap (malloc()).
-#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff
-
-# 64 KB of external RAM, starting after internal RAM (ATmega128!),
-# only used for heap (malloc()).
-#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff
-
-EXTMEMOPTS =
-
+CREATE_MAP ?= yes
 
 
 #---------------- Linker Options ----------------
@@ -252,9 +172,11 @@ EXTMEMOPTS =
 # Comennt out "--relax" option to avoid a error such:
 # 	(.vectors+0x30): relocation truncated to fit: R_AVR_13_PCREL against symbol `__vector_12'
 #
-LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+
+ifeq ($(CREATE_MAP),yes)
+	LDFLAGS += -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref
+endif
 #LDFLAGS += -Wl,--relax
-LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
 LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
 LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
@@ -262,363 +184,199 @@ LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
 # You can give EXTRALDFLAGS at 'make' command line.
 LDFLAGS += $(EXTRALDFLAGS)
 
-
-
-#---------------- Debugging Options ----------------
-
-# For simulavr only - target MCU frequency.
-DEBUG_MFREQ = $(F_CPU)
-
-# Set the DEBUG_UI to either gdb or insight.
-# DEBUG_UI = gdb
-DEBUG_UI = insight
-
-# Set the debugging back-end to either avarice, simulavr.
-DEBUG_BACKEND = avarice
-#DEBUG_BACKEND = simulavr
-
-# GDB Init Filename.
-GDBINIT_FILE = __avr_gdbinit
-
-# When using avarice settings for the JTAG
-JTAG_DEV = /dev/com1
-
-# Debugging port used to communicate between GDB / avarice / simulavr.
-DEBUG_PORT = 4242
-
-# Debugging host used to communicate between GDB / avarice / simulavr, normally
-#     just set to localhost unless doing some sort of crazy debugging when 
-#     avarice is running on a different computer.
-DEBUG_HOST = localhost
-
-
-
-#============================================================================
-
-
 # Define programs and commands.
 SHELL = sh
-CC = avr-gcc
-OBJCOPY = avr-objcopy
-OBJDUMP = avr-objdump
-SIZE = avr-size
-AR = avr-ar rcs
-NM = avr-nm
 REMOVE = rm -f
 REMOVEDIR = rmdir
 COPY = cp
 WINSHELL = cmd
-
-
-# Define Messages
-# English
-MSG_ERRORS_NONE = Errors: none
-MSG_BEGIN = -------- begin --------
-MSG_END = --------  end  --------
-MSG_SIZE_BEFORE = Size before: 
-MSG_SIZE_AFTER = Size after:
-MSG_COFF = Converting to AVR COFF:
-MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
-MSG_FLASH = Creating load file for Flash:
-MSG_EEPROM = Creating load file for EEPROM:
-MSG_EXTENDED_LISTING = Creating Extended Listing:
-MSG_SYMBOL_TABLE = Creating Symbol Table:
-MSG_LINKING = Linking:
-MSG_COMPILING = Compiling C:
-MSG_COMPILING_CPP = Compiling C++:
-MSG_ASSEMBLING = Assembling:
-MSG_CLEANING = Cleaning project:
-MSG_CREATING_LIBRARY = Creating library:
-
-
-
-
-# Define all object files.
-OBJ = $(patsubst %.c,$(OBJDIR)/%.o,$(patsubst %.cpp,$(OBJDIR)/%.o,$(patsubst %.S,$(OBJDIR)/%.o,$(SRC))))
-
-# Define all listing files.
-LST = $(patsubst %.c,$(OBJDIR)/%.lst,$(patsubst %.cpp,$(OBJDIR)/%.lst,$(patsubst %.S,$(OBJDIR)/%.lst,$(SRC))))
+SECHO = $(SILENT) || echo
 
 
 # Compiler flags to generate dependency files.
 #GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d
-GENDEPFLAGS = -MMD -MP -MF .dep/$(subst /,_,$@).d
+GENDEPFLAGS = -MMD -MP -MF $(patsubst %.o,%.td,$@)
 
 
 # Combine all necessary flags and optional flags.
 # Add target processor to flags.
 # You can give extra flags at 'make' command line like: make EXTRAFLAGS=-DFOO=bar
-ALL_CFLAGS = -mmcu=$(MCU) $(CFLAGS) $(GENDEPFLAGS) $(EXTRAFLAGS)
-ALL_CPPFLAGS = -mmcu=$(MCU) -x c++ $(CPPFLAGS) $(GENDEPFLAGS) $(EXTRAFLAGS)
-ALL_ASFLAGS = -mmcu=$(MCU) -x assembler-with-cpp $(ASFLAGS) $(EXTRAFLAGS)
+ALL_CFLAGS = $(MCUFLAGS) $(CFLAGS) $(EXTRAFLAGS)
+ALL_CPPFLAGS = $(MCUFLAGS) -x c++ $(CPPFLAGS) $(EXTRAFLAGS)
+ALL_ASFLAGS = $(MCUFLAGS) -x assembler-with-cpp $(ASFLAGS) $(EXTRAFLAGS)
 
+MOVE_DEP = mv -f $(patsubst %.o,%.td,$@) $(patsubst %.o,%.d,$@)
 
 
-
-
-# Default target.
-all: begin gccversion sizebefore build sizeafter end
-
-# Change the build target to build a HEX file or a library.
-build: elf hex eep lss sym
-#build: lib
-
-
-elf: $(TARGET).elf
-hex: $(TARGET).hex
-eep: $(TARGET).eep
-lss: $(TARGET).lss
-sym: $(TARGET).sym
+elf: $(BUILD_DIR)/$(TARGET).elf
+hex: $(BUILD_DIR)/$(TARGET).hex
+eep: $(BUILD_DIR)/$(TARGET).eep
+lss: $(BUILD_DIR)/$(TARGET).lss
+sym: $(BUILD_DIR)/$(TARGET).sym
 LIBNAME=lib$(TARGET).a
 lib: $(LIBNAME)
 
-
-
-# Eye candy.
-# AVR Studio 3.x does not check make's exit code but relies on
-# the following magic strings to be generated by the compile job.
-begin:
-	@echo
-	@echo $(MSG_BEGIN)
-
-end:
-	@echo $(MSG_END)
-	@echo
-
-
 # Display size of file.
 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
 #ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
-ELFSIZE = $(SIZE) $(TARGET).elf
+ELFSIZE = $(SIZE) $(BUILD_DIR)/$(TARGET).elf
 
 sizebefore:
-	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
-	2>/dev/null; echo; fi
-
-sizeafter:
-	@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
-	2>/dev/null; echo; fi
-
+	@if test -f $(TARGET).hex; then $(SECHO) $(MSG_SIZE_BEFORE); $(SILENT) || $(HEXSIZE); \
+	2>/dev/null; $(SECHO); fi
 
+sizeafter: $(BUILD_DIR)/$(TARGET).hex
+	@if test -f $(TARGET).hex; then $(SECHO); $(SECHO) $(MSG_SIZE_AFTER); $(SILENT) || $(HEXSIZE); \
+	2>/dev/null; $(SECHO); fi
+	# test file sizes eventually
+	# @if [[ $($(SIZE) --target=$(FORMAT) $(TARGET).hex | $(AWK) 'NR==2 {print "0x"$5}') -gt 0x200 ]]; then $(SECHO) "File is too big!"; fi
 
 # Display compiler version information.
-gccversion : 
-	@$(CC) --version
-
-
-
-# Program the device.  
-program: $(TARGET).hex $(TARGET).eep
-	$(PROGRAM_CMD)
-
-teensy: $(TARGET).hex
-	teensy_loader_cli -mmcu=$(MCU) -w -v $(TARGET).hex
-
-flip: $(TARGET).hex
-	batchisp -hardware usb -device $(MCU) -operation erase f
-	batchisp -hardware usb -device $(MCU) -operation loadbuffer $(TARGET).hex program
-	batchisp -hardware usb -device $(MCU) -operation start reset 0
-
-dfu: $(TARGET).hex
-ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
-	dfu-programmer $(MCU) erase --force
-else
-	dfu-programmer $(MCU) erase
-endif
-	dfu-programmer $(MCU) erase
-	dfu-programmer $(MCU) flash $(TARGET).hex
-	dfu-programmer $(MCU) reset
-	
-dfu-start:
-	dfu-programmer $(MCU) reset
-	dfu-programmer $(MCU) start
-
-flip-ee: $(TARGET).hex $(TARGET).eep
-	$(COPY) $(TARGET).eep $(TARGET)eep.hex
-	batchisp -hardware usb -device $(MCU) -operation memory EEPROM erase
-	batchisp -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $(TARGET)eep.hex program
-	batchisp -hardware usb -device $(MCU) -operation start reset 0
-	$(REMOVE) $(TARGET)eep.hex
-
-dfu-ee: $(TARGET).hex $(TARGET).eep
-ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
-	dfu-programmer $(MCU) flash --eeprom $(TARGET).eep
-else
-	dfu-programmer $(MCU) flash-eeprom $(TARGET).eep
-endif
-	dfu-programmer $(MCU) reset
-
-
-# Generate avr-gdb config/init file which does the following:
-#     define the reset signal, load the target file, connect to target, and set 
-#     a breakpoint at main().
-gdb-config: 
-	@$(REMOVE) $(GDBINIT_FILE)
-	@echo define reset >> $(GDBINIT_FILE)
-	@echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
-	@echo end >> $(GDBINIT_FILE)
-	@echo file $(TARGET).elf >> $(GDBINIT_FILE)
-	@echo target remote $(DEBUG_HOST):$(DEBUG_PORT)  >> $(GDBINIT_FILE)
-ifeq ($(DEBUG_BACKEND),simulavr)
-	@echo load  >> $(GDBINIT_FILE)
-endif
-	@echo break main >> $(GDBINIT_FILE)
-
-debug: gdb-config $(TARGET).elf
-ifeq ($(DEBUG_BACKEND), avarice)
-	@echo Starting AVaRICE - Press enter when "waiting to connect" message displays.
-	@$(WINSHELL) /c start avarice --jtag $(JTAG_DEV) --erase --program --file \
-	$(TARGET).elf $(DEBUG_HOST):$(DEBUG_PORT)
-	@$(WINSHELL) /c pause
-
-else
-	@$(WINSHELL) /c start simulavr --gdbserver --device $(MCU) --clock-freq \
-	$(DEBUG_MFREQ) --port $(DEBUG_PORT)
-endif
-	@$(WINSHELL) /c start avr-$(DEBUG_UI) --command=$(GDBINIT_FILE)
-
-
-
-
-# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
-COFFCONVERT = $(OBJCOPY) --debugging
-COFFCONVERT += --change-section-address .data-0x800000
-COFFCONVERT += --change-section-address .bss-0x800000
-COFFCONVERT += --change-section-address .noinit-0x800000
-COFFCONVERT += --change-section-address .eeprom-0x810000
-
-
-
-coff: $(TARGET).elf
-	@echo
-	@echo $(MSG_COFF) $(TARGET).cof
-	$(COFFCONVERT) -O coff-avr $< $(TARGET).cof
-
-
-extcoff: $(TARGET).elf
-	@echo
-	@echo $(MSG_EXTENDED_COFF) $(TARGET).cof
-	$(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
-
-
+gccversion :
+	@$(SILENT) || $(CC) --version
 
 # Create final output files (.hex, .eep) from ELF output file.
 %.hex: %.elf
-	@echo
-	@echo $(MSG_FLASH) $@
-	$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock -R .signature $< $@
+	@$(SILENT) || printf "$(MSG_FLASH) $@" | $(AWK_CMD)
+	$(eval CMD=$(HEX) $< $@)
+	@$(BUILD_CMD)
+	@if $(AUTOGEN); then \
+		$(SILENT) || printf "Copying $(TARGET).hex to keymaps/$(KEYMAP)/$(KEYBOARD)_$(KEYMAP).hex\n"; \
+		$(COPY) $@ $(KEYMAP_PATH)/$(KEYBOARD)_$(KEYMAP).hex; \
+	else \
+		$(COPY) $@ $(TARGET).hex; \
+	fi
 
 %.eep: %.elf
-	@echo
-	@echo $(MSG_EEPROM) $@
-	-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
-	--change-section-lma .eeprom=0 --no-change-warnings -O $(FORMAT) $< $@ || exit 0
+	@$(SILENT) || printf "$(MSG_EEPROM) $@" | $(AWK_CMD)
+	$(eval CMD=$(EEP) $< $@ || exit 0)
+	@$(BUILD_CMD)
 
 # Create extended listing file from ELF output file.
 %.lss: %.elf
-	@echo
-	@echo $(MSG_EXTENDED_LISTING) $@
-	$(OBJDUMP) -h -S -z $< > $@
+	@$(SILENT) || printf "$(MSG_EXTENDED_LISTING) $@" | $(AWK_CMD)
+	$(eval CMD=$(OBJDUMP) -h -S -z $< > $@)
+	@$(BUILD_CMD)
 
 # Create a symbol table from ELF output file.
 %.sym: %.elf
-	@echo
-	@echo $(MSG_SYMBOL_TABLE) $@
-	$(NM) -n $< > $@
-
+	@$(SILENT) || printf "$(MSG_SYMBOL_TABLE) $@" | $(AWK_CMD)
+	$(eval CMD=$(NM) -n $< > $@ )
+	@$(BUILD_CMD)
 
+%.bin: %.elf
+	@$(SILENT) || printf "$(MSG_BIN) $@" | $(AWK_CMD)
+	$(eval CMD=$(BIN) $< $@ || exit 0)
+	@$(BUILD_CMD)
 
-# Create library from object files.
-.SECONDARY : $(TARGET).a
-.PRECIOUS : $(OBJ)
-%.a: $(OBJ)
-	@echo
-	@echo $(MSG_CREATING_LIBRARY) $@
-	$(AR) $@ $(OBJ)
-
+BEGIN = gccversion sizebefore
 
 # Link: create ELF output file from object files.
-.SECONDARY : $(TARGET).elf
+.SECONDARY : $(BUILD_DIR)/$(TARGET).elf
 .PRECIOUS : $(OBJ)
-%.elf: $(OBJ)
-	@echo
-	@echo $(MSG_LINKING) $@
-	$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)
+# Note the obj.txt depeendency is there to force linking if a source file is deleted
+%.elf: $(OBJ) $(MASTER_OUTPUT)/cflags.txt $(MASTER_OUTPUT)/ldflags.txt $(MASTER_OUTPUT)/obj.txt | $(BEGIN)
+	@$(SILENT) || printf "$(MSG_LINKING) $@" | $(AWK_CMD)
+	$(eval CMD=$(CC) $(ALL_CFLAGS) $(filter-out %.txt,$^) --output $@ $(LDFLAGS))
+	@$(BUILD_CMD)
+	
 
+define GEN_OBJRULE
+$1_INCFLAGS := $$(patsubst %,-I%,$$($1_INC))
+ifdef $1_CONFIG
+$1_CONFIG_FLAGS += -include $$($1_CONFIG)
+endif
+$1_CFLAGS = $$(ALL_CFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS)
+$1_CPPFLAGS= $$(ALL_CPPFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS)
+$1_ASFLAGS= $$(ALL_ASFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS)
 
 # Compile: create object files from C source files.
-$(OBJDIR)/%.o : %.c
-	@echo
-	mkdir -p $(@D)
-	@echo $(MSG_COMPILING) $<
-	$(CC) -c $(ALL_CFLAGS) $< -o $@ 
-
+$1/%.o : %.c $1/%.d $1/cflags.txt $1/compiler.txt | $(BEGIN)
+	@mkdir -p $$(@D)
+	@$$(SILENT) || printf "$$(MSG_COMPILING) $$<" | $$(AWK_CMD)
+	$$(eval CMD := $$(CC) -c $$($1_CFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP))
+	@$$(BUILD_CMD)
 
 # Compile: create object files from C++ source files.
-$(OBJDIR)/%.o : %.cpp
-	@echo
-	mkdir -p $(@D)
-	@echo $(MSG_COMPILING_CPP) $<
-	$(CC) -c $(ALL_CPPFLAGS) $< -o $@ 
+$1/%.o : %.cpp $1/%.d $1/cppflags.txt $1/compiler.txt | $(BEGIN)
+	@mkdir -p $$(@D)
+	@$$(SILENT) || printf "$$(MSG_COMPILING_CPP) $$<" | $$(AWK_CMD)
+	$$(eval CMD=$$(CC) -c $$($1_CPPFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP))
+	@$$(BUILD_CMD)
+
+$1/%.o : %.cc $1/%.d $1/cppflags.txt $1/compiler.txt | $(BEGIN)
+	@mkdir -p $$(@D)
+	@$$(SILENT) || printf "$$(MSG_COMPILING_CPP) $$<" | $$(AWK_CMD)
+	$$(eval CMD=$$(CC) -c $$($1_CPPFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP))
+	@$$(BUILD_CMD)
 
+# Assemble: create object files from assembler source files.
+$1/%.o : %.S $1/asflags.txt $1/compiler.txt | $(BEGIN)
+	@mkdir -p $$(@D)
+	@$(SILENT) || printf "$$(MSG_ASSEMBLING) $$<" | $$(AWK_CMD)
+	$$(eval CMD=$$(CC) -c $$($1_ASFLAGS) $$< -o $$@)
+	@$$(BUILD_CMD)
 
-# Compile: create assembler files from C source files.
-%.s : %.c
-	$(CC) -S $(ALL_CFLAGS) $< -o $@
+$1/force:
 
+$1/cflags.txt: $1/force
+	echo '$$($1_CFLAGS)' | cmp -s - $$@ || echo '$$($1_CFLAGS)' > $$@
 
-# Compile: create assembler files from C++ source files.
-%.s : %.cpp
-	$(CC) -S $(ALL_CPPFLAGS) $< -o $@
+$1/cppflags.txt: $1/force
+	echo '$$($1_CPPFLAGS)' | cmp -s - $$@ || echo '$$($1_CPPFLAGS)' > $$@
 
+$1/asflags.txt: $1/force
+	echo '$$($1_ASFLAGS)' | cmp -s - $$@ || echo '$$($1_ASFLAGS)' > $$@
 
-# Assemble: create object files from assembler source files.
-$(OBJDIR)/%.o : %.S
-	@echo
-	mkdir -p $(@D)
-	@echo $(MSG_ASSEMBLING) $<
-	$(CC) -c $(ALL_ASFLAGS) $< -o $@
+$1/compiler.txt: $1/force
+	$$(CC) --version | cmp -s - $$@ || $$(CC) --version > $$@
+endef
 
+.PRECIOUS: $(MASTER_OUTPUT)/obj.txt
+$(MASTER_OUTPUT)/obj.txt: $(MASTER_OUTPUT)/force
+	echo '$(OBJ)' | cmp -s - $@ || echo '$(OBJ)' > $@
 
-# Create preprocessed source for use in sending a bug report.
-%.i : %.c
-	$(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@ 
+.PRECIOUS: $(MASTER_OUTPUT)/ldflags.txt
+$(MASTER_OUTPUT)/ldflags.txt: $(MASTER_OUTPUT)/force
+	echo '$(LDFLAGS)' | cmp -s - $@ || echo '$(LDFLAGS)' > $@
+
+
+# We have to use static rules for the .d files for some reason
+DEPS = $(patsubst %.o,%.d,$(OBJ))
+# Keep the .d files
+.PRECIOUS: $(DEPS)
+# Empty rule to force recompilation if the .d file is missing
+$(DEPS):
+	
 
+$(foreach OUTPUT,$(OUTPUTS),$(eval $(call GEN_OBJRULE,$(OUTPUT))))
+
+# Create preprocessed source for use in sending a bug report.
+%.i : %.c | $(BEGIN)
+	$(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@
 
 # Target: clean project.
-clean: begin clean_list end
-
-clean_list :
-	@echo
-	$(REMOVE) $(TARGET).hex
-	$(REMOVE) $(TARGET).eep
-	$(REMOVE) $(TARGET).cof
-	$(REMOVE) $(TARGET).elf
-	$(REMOVE) $(TARGET).map
-	$(REMOVE) $(TARGET).sym
-	$(REMOVE) $(TARGET).lss
-	$(REMOVE) $(OBJ)
-	$(REMOVE) $(LST)
-	$(REMOVE) $(OBJ:.o=.s)
-	$(REMOVE) $(OBJ:.o=.i)
-	$(REMOVE) -r .dep
-	$(REMOVE) -r $(OBJDIR)
+clean:
+	$(foreach OUTPUT,$(OUTPUTS), $(REMOVE) -r $(OUTPUT) 2>/dev/null)
+	$(REMOVE) $(BUILD_DIR)/$(TARGET).*
 
 show_path:
 	@echo VPATH=$(VPATH)
 	@echo SRC=$(SRC)
+	@echo OBJ=$(OBJ)
 
+# Create build directory
+$(shell mkdir -p $(BUILD_DIR) 2>/dev/null)
 
 # Create object files directory
-$(shell mkdir $(OBJDIR) 2>/dev/null)
-
+$(eval $(foreach OUTPUT,$(OUTPUTS),$(shell mkdir -p $(OUTPUT) 2>/dev/null)))
 
 # Include the dependency files.
--include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
+-include $(patsubst %.o,%.d,$(OBJ))
 
 
 # Listing of phony targets.
-.PHONY : all begin finish end sizebefore sizeafter gccversion \
+.PHONY : all finish sizebefore sizeafter gccversion \
 build elf hex eep lss sym coff extcoff \
 clean clean_list debug gdb-config show_path \
-program teensy dfu flip dfu-ee flip-ee dfu-start
+program teensy dfu flip dfu-ee flip-ee dfu-start 
\ No newline at end of file