arduino/optiboot
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Reorganize Makefiles slightly; implement "make help"

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Make things reasonably self-documenting.
Group related options together (LED, COMM, extra features.)
Group similar targets together.  Or less randomly, anyway.
This commit is contained in:
WestfW
2018-07-29 01:35:54 -07:00
parent 565a9b6bbc
commit 0eb655a0fb
6 changed files with 105 additions and 65 deletions
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146
optiboot/bootloaders/optiboot/Makefile
View File

@@ -39,6 +39,7 @@
# * This software is licensed under version 2 of the Gnu Public Licence.
# * See optiboot.c for details.
HELPTEXT = ""
#----------------------------------------------------------------------
#
# program name should not be changed...
@@ -144,6 +145,7 @@ SIZE = $(GCCROOT)avr-size
# appropriate parameters ("-DLED_START_FLASHES=10") to gcc
#
HELPTEXT += "Option BAUD_RATE=nnnn - set the bit rate for communications\n"
ifdef BAUD_RATE
BAUD_RATE_CMD = -DBAUD_RATE=$(BAUD_RATE)
dummy = FORCE
@@ -151,6 +153,13 @@ else
BAUD_RATE_CMD = -DBAUD_RATE=115200
endif
HELPTEXT += "Option LED=B3 - set LED pin to particular port/bit\n"
ifdef LED
LED_CMD = -DLED=$(LED)
dummy = FORCE
endif
HELPTEXT += "Option LED_START_FLASHES=n - set number of LED flashes when bootloader starts\n"
ifdef LED_START_FLASHES
LED_START_FLASHES_CMD = -DLED_START_FLASHES=$(LED_START_FLASHES)
dummy = FORCE
@@ -158,28 +167,7 @@ else
LED_START_FLASHES_CMD = -DLED_START_FLASHES=3
endif
ifdef LED_START_ON
ifneq ($(LED_START_ON), 0)
LED_START_ON_CMD = -DLED_START_ON=1
endif
dummy = FORCE
endif
# BIG_BOOT: Include extra features, up to 1K.
ifdef BIGBOOT
ifneq ($(BIGBOOT), 0)
BIGBOOT_CMD = -DBIGBOOT=1
dummy = FORCE
endif
endif
ifdef SOFT_UART
ifneq ($(SOFT_UART), 0)
SOFT_UART_CMD = -DSOFT_UART=1
dummy = FORCE
endif
endif
HELPTEXT += "Option LED_DATA_FLASH=1 - flash the LED each time data is received.\n"
ifdef LED_DATA_FLASH
ifneq ($(LED_DATA_FLASH), 0)
LED_DATA_FLASH_CMD = -DLED_DATA_FLASH=1
@@ -187,11 +175,40 @@ dummy = FORCE
endif
endif
ifdef LED
LED_CMD = -DLED=$(LED)
HELPTEXT += "Option LED_START_ON=1 - Turn the LED on at bootload start\n"
ifdef LED_START_ON
ifneq ($(LED_START_ON), 0)
LED_START_ON_CMD = -DLED_START_ON=1
endif
dummy = FORCE
endif
HELPTEXT += "Option BIGBOOT=1 - enable extra features up to 1kbytes\n"
# BIGBOOT: Include extra features, up to 1K.
ifdef BIGBOOT
ifneq ($(BIGBOOT), 0)
BIGBOOT_CMD = -DBIGBOOT=1
dummy = FORCE
endif
endif
HELPTEXT += "Option SUPPORT_EEPROM=1 - Include code to read/write EEPROM\n"
ifdef SUPPORT_EEPROM
ifneq ($(SUPPORT_EEPROM), 0)
SUPPORT_EEPROM_CMD = -DSUPPORT_EEPROM
dummy = FORCE
endif
endif
HELPTEXT += "Option SOFT_UART=1 - use a software (bit-banged) UART\n"
ifdef SOFT_UART
ifneq ($(SOFT_UART), 0)
SOFT_UART_CMD = -DSOFT_UART=1
dummy = FORCE
endif
endif
ifdef SINGLESPEED
ifneq ($(SINGLESPEED), 0)
SS_CMD = -DSINGLESPEED=1
@@ -203,16 +220,11 @@ COMMON_OPTIONS += $(SOFT_UART_CMD) $(LED_DATA_FLASH_CMD) $(LED_CMD) $(SS_CMD)
COMMON_OPTIONS += $(SUPPORT_EEPROM_CMD) $(LED_START_ON_CMD)
#UART is handled separately and only passed for devices with more than one.
HELPTEXT += "Option UART=n - use UARTn for communications\n"
ifdef UART
UART_CMD = -DUART=$(UART)
endif
ifdef SUPPORT_EEPROM
ifneq ($(SUPPORT_EEPROM), 0)
SUPPORT_EEPROM_CMD = -DSUPPORT_EEPROM
dummy = FORCE
endif
endif
# Not supported yet
# ifdef TIMEOUT_MS
@@ -244,8 +256,11 @@ endif
#---------------------------------------------------------------------------
#
HELPTEXT += "\n-------------\n\n"
# Test platforms
# Virtual boot block test
HELPTEXT += "target virboot8 - ATmega8 with virtual boot partition\n"
virboot8: TARGET = atmega8
virboot8: MCU_TARGET = atmega8
virboot8: CFLAGS += $(COMMON_OPTIONS) '-DVIRTUAL_BOOT_PARTITION' '-Dsave_vect_num=EE_RDY_vect_num'
@@ -256,6 +271,7 @@ virboot8: $(PROGRAM)_virboot8.hex
virboot8: $(PROGRAM)_virboot8.lst
HELPTEXT += "target virboot328p - ATmega328 with virtual boot partition\n"
virboot328: TARGET = atmega328
virboot328: MCU_TARGET = atmega328p
virboot328: CFLAGS += $(COMMON_OPTIONS) '-DVIRTUAL_BOOT_PARTITION'
@@ -291,7 +307,37 @@ virboot8_isp: isp
# Diecimila, Duemilanove with m168, and NG use identical bootloaders
# Call it "atmega168" for generality and clarity, keep "diecimila" for
# backward compatibility of makefile
# ATmega8
#
HELPTEXT += "target atmega8 - ATmega8, ATmega8A, ATmega8L\n"
atmega8: TARGET = atmega8
atmega8: MCU_TARGET = atmega8
atmega8: CFLAGS += $(COMMON_OPTIONS)
atmega8: AVR_FREQ ?= 16000000L
ifndef BIGBOOT
atmega8: LDSECTIONS = -Wl,--section-start=.text=0x1e00 -Wl,--section-start=.version=0x1ffe -Wl,--gc-sections -Wl,--undefined=optiboot_version
else
atmega8: LDSECTIONS = -Wl,--section-start=.text=0x1c00 -Wl,--section-start=.version=0x1ffe -Wl,--gc-sections -Wl,--undefined=optiboot_version
endif
atmega8: $(PROGRAM)_atmega8.hex
atmega8: $(PROGRAM)_atmega8.lst
atmega8_isp: atmega8
atmega8_isp: TARGET = atmega8
atmega8_isp: MCU_TARGET = atmega8
ifndef BIGBOOT
# SPIEN, CKOPT (for full swing xtal), Bootsize=512B
atmega8_isp: HFUSE ?= CC
else
# SPIEN, CKOPT (for full swing xtal), Bootsize=1024B
atmega8_isp: HFUSE ?= CA
endif
# 2.7V brownout, 16MHz Xtal, 16KCK/14CK+65ms
atmega8_isp: LFUSE ?= BF
atmega8_isp: isp
HELPTEXT += "target atmega168 - ATmega168, ATmega168A\n"
atmega168: TARGET = atmega168
atmega168: MCU_TARGET = atmega168
atmega168: CFLAGS += $(COMMON_OPTIONS)
@@ -319,13 +365,7 @@ atmega168_isp: EFUSE ?= FA
endif
atmega168_isp: isp
atmega16: TARGET = atmega16
atmega16: MCU_TARGET = atmega16
atmega16: CFLAGS += $(COMMON_OPTIONS)
atmega16: AVR_FREQ ?= 16000000L
atmega16: $(PROGRAM)_atmega16.hex
atmega16: $(PROGRAM)_atmega16.lst
HELPTEXT += "target atmega328 - ATmega328p\n"
atmega328: TARGET = atmega328
atmega328: MCU_TARGET = atmega328p
atmega328: CFLAGS += $(COMMON_OPTIONS)
@@ -356,6 +396,7 @@ atmega328_isp: EFUSE ?= FD
atmega328_isp: isp
#Atmega1280
HELPTEXT += "target atmega1280 - ATmega1280 (100pin, 128k)\n"
atmega1280: MCU_TARGET = atmega1280
atmega1280: CFLAGS += $(COMMON_OPTIONS) -DBIGBOOT $(UART_CMD)
atmega1280: AVR_FREQ ?= 16000000L
@@ -364,34 +405,6 @@ atmega1280: $(PROGRAM)_atmega1280.hex
atmega1280: $(PROGRAM)_atmega1280.lst
# ATmega8
#
atmega8: TARGET = atmega8
atmega8: MCU_TARGET = atmega8
atmega8: CFLAGS += $(COMMON_OPTIONS)
atmega8: AVR_FREQ ?= 16000000L
ifndef BIGBOOT
atmega8: LDSECTIONS = -Wl,--section-start=.text=0x1e00 -Wl,--section-start=.version=0x1ffe -Wl,--gc-sections -Wl,--undefined=optiboot_version
else
atmega8: LDSECTIONS = -Wl,--section-start=.text=0x1c00 -Wl,--section-start=.version=0x1ffe -Wl,--gc-sections -Wl,--undefined=optiboot_version
endif
atmega8: $(PROGRAM)_atmega8.hex
atmega8: $(PROGRAM)_atmega8.lst
atmega8_isp: atmega8
atmega8_isp: TARGET = atmega8
atmega8_isp: MCU_TARGET = atmega8
ifndef BIGBOOT
# SPIEN, CKOPT (for full swing xtal), Bootsize=512B
atmega8_isp: HFUSE ?= CC
else
# SPIEN, CKOPT (for full swing xtal), Bootsize=1024B
atmega8_isp: HFUSE ?= CA
endif
# 2.7V brownout, 16MHz Xtal, 16KCK/14CK+65ms
atmega8_isp: LFUSE ?= BF
atmega8_isp: isp
#---------------------------------------------------------------------------
# "Board-level Platform" targets.
@@ -598,3 +611,6 @@ clean:
%.bin: %.elf
$(OBJCOPY) -j .text -j .data -j .version --set-section-flags .version=alloc,load -O binary $< $@
help:
@echo $(HELPTEXT)

7
optiboot/bootloaders/optiboot/Makefile.1284
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@@ -7,6 +7,7 @@
# Chip level targets
#
HELPTEXT += "target atmega644p - ATmega644p\n"
atmega644p: TARGET = atmega644p
atmega644p: MCU_TARGET = atmega644p
atmega644p: CFLAGS += $(COMMON_OPTIONS) -DBIGBOOT
@@ -16,6 +17,7 @@ atmega644p: CFLAGS += $(UART_CMD)
atmega644p: $(PROGRAM)_atmega644p.hex
atmega644p: $(PROGRAM)_atmega644p.lst
HELPTEXT += "target atmega1284 - ATmega1284p (40 pin, 128k)\n"
atmega1284: TARGET = atmega1284p
atmega1284: MCU_TARGET = atmega1284p
atmega1284: CFLAGS += $(COMMON_OPTIONS) -DBIGBOOT
@@ -44,6 +46,7 @@ atmega1284_isp: isp
# Sanguino has a minimum boot size of 1024 bytes, so enable extra functions
#
HELPTEXT += "target sanguino - ATmega644p board\n"
sanguino: TARGET = $@
sanguino: CHIP = atmega644p
sanguino:
@@ -62,6 +65,7 @@ sanguino_isp: LFUSE ?= F7
sanguino_isp: EFUSE ?= FD
sanguino_isp: isp
HELPTEXT += "target mighty1284 - ManiacBug Mighty1284 board\n"
mighty1284: TARGET = $@
mighty1284: CHIP = atmega1284p
mighty1284:
@@ -80,6 +84,7 @@ mighty1284_isp: LFUSE ?= F7
mighty1284_isp: EFUSE ?= FD
mighty1284_isp: isp
HELPTEXT += "target bobuino - Crossroads 1284 board\n"
bobuino: TARGET = $@
bobuino: CHIP = atmega1284p
bobuino:
@@ -102,6 +107,7 @@ bobuino_isp: isp
# Wicked Devices "Wildfire" boards (1284 with wireless!)
#
HELPTEXT += "target wildfirev2 - Wicked Devices board\n"
wildfirev2: TARGET = $@
wildfirev2: CHIP = atmega1284p
wildfirev2:
@@ -120,6 +126,7 @@ wildfirev2_isp: LFUSE ?= F7
wildfirev2_isp: EFUSE ?= FD
wildfirev2_isp: isp
HELPTEXT += "target wildfirev3 - Wicked Devices board\n"
wildfirev3: TARGET = $@
wildfirev3: CHIP = atmega1284p
wildfirev3:

2
optiboot/bootloaders/optiboot/Makefile.2560
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@@ -7,6 +7,7 @@
# Chip level targets
#
HELPTEXT += "target atmega2560 - ATmega2560p (100pin, 256k)\n"
atmega2560: TARGET = atmega2560
atmega2560: MCU_TARGET = atmega2560
atmega2560: CFLAGS += $(COMMON_OPTIONS) -DBIGBOOT
@@ -34,6 +35,7 @@ atmega2560_isp: isp
# Arduino/Geniuno MEGA 256 has a minimum boot size of 1024 bytes, so enable extra functions
#
HELPTEXT += "target mega2560 - Arduino MEGA2560 board, 2560ADK\n"
mega2560: TARGET = $@
mega2560: CHIP = atmega2560
mega2560:

3
optiboot/bootloaders/optiboot/Makefile.atmel
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@@ -12,6 +12,7 @@
#
#
#
HELPTEXT += "target xplained168pb - Atmel Xplained Mini 168pb Eval board\n"
xplained168pb: TARGET = $@
xplained168pb: CHIP = atmega168
xplained168pb:
@@ -19,6 +20,7 @@ xplained168pb:
mv $(PROGRAM)_$(CHIP).hex $(PROGRAM)_$(TARGET).hex
mv $(PROGRAM)_$(CHIP).lst $(PROGRAM)_$(TARGET).lst
HELPTEXT += "target xplained328pb - Atmel Xplained Mini 328pb Eval board\n"
xplained328pb: TARGET = $@
xplained328pb: CHIP = atmega328
xplained328pb:
@@ -26,6 +28,7 @@ xplained328pb:
mv $(PROGRAM)_$(CHIP).hex $(PROGRAM)_$(TARGET).hex
mv $(PROGRAM)_$(CHIP).lst $(PROGRAM)_$(TARGET).lst
HELPTEXT += "target xplained328p - Atmel Xplained Mini 328p Eval board\n"
xplained328p: TARGET = $@
xplained328p: CHIP = atmega328
xplained328p:

1
optiboot/bootloaders/optiboot/Makefile.custom
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@@ -6,6 +6,7 @@
# * See optiboot.c for details.
HELPTEXT += "target wildfire - Wicked Devices Wildfire v1 board\n"
wildfire: TARGET = $@
wildfire: CHIP = atmega1284p
wildfire:

11
optiboot/bootloaders/optiboot/Makefile.extras
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@@ -14,6 +14,7 @@
#
# ATmega88
#
HELPTEXT += "target atmega88 - ATmega88 or ATmega88p (28pin, 8k)\n"
atmega88: TARGET = atmega88
atmega88: MCU_TARGET = atmega88
atmega88: CFLAGS += $(COMMON_OPTIONS)
@@ -47,6 +48,7 @@ atmega88p_isp: isp
#
# ATmega168p [QFN32]
#
HELPTEXT += "target atmega168p - ATmega168p\n"
atmega168p: TARGET = atmega168p
atmega168p: MCU_TARGET = atmega168p
atmega168p: CFLAGS += $(COMMON_OPTIONS)
@@ -64,9 +66,18 @@ atmega168p_isp: LFUSE ?= FF
atmega168p_isp: EFUSE ?= 04
atmega168p_isp: isp
HELPTEXT += "target atmega16 - ATmega16 (40pin, 16k)\n"
atmega16: TARGET = atmega16
atmega16: MCU_TARGET = atmega16
atmega16: CFLAGS += $(COMMON_OPTIONS)
atmega16: AVR_FREQ ?= 16000000L
atmega16: $(PROGRAM)_atmega16.hex
atmega16: $(PROGRAM)_atmega16.lst
#
# ATmega32
#
HELPTEXT += "target atmega32 - ATmega32 (40pin, 32k)\n"
atmega32: TARGET = atmega32
atmega32: MCU_TARGET = atmega32
atmega32: CFLAGS += $(COMMON_OPTIONS)