mirror of
https://github.com/Optiboot/optiboot.git
synced 2025-08-17 21:41:03 +03:00
Mega0 Makefile in good enough shape for initial commit.
"make optiboot_<mcuname>.hex <options>" should build a .hex file for any of the "xmgea3" chips (mega0, tiny0, tiny1)
This commit is contained in:
WestfW
160
optiboot/bootloaders/optiboot/Makefile.mega0
Normal file
160
optiboot/bootloaders/optiboot/Makefile.mega0
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@@ -0,0 +1,160 @@
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# Makefile for AVR Mega-0 (4809), Tiny-0, and Tiny-1 version of Optiboot
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# Bill Westfield, 2019
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# $Id$
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#
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# Edit History
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# Sep-2019 refactor from the normal AVR Makefile.
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# * Copyright 2013-2019 by Bill Westfield. Part of Optiboot.
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# * This software is licensed under version 2 of the Gnu Public Licence.
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# * See optiboot.c for details.
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HELPTEXT = "\n"
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#----------------------------------------------------------------------
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#
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# program name should not be changed...
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PROGRAM = optiboot_x
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MF:= $(MAKEFILE_LIST)
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# export symbols to recursive makes (for ISP)
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export
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# defaults
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MCU_TARGET = atmega4809
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AVR_FREQ = 20000000
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LDSECTIONS = -Wl,--section-start=.text=0 -Wl,--section-start=.postapp=0x200 \
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-Wl,--section-start=.version=0x1fe
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BAUD_RATE=115200
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# If we have a PACKS directory specified, we should use it...
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ifdef PACKS
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PACK_OPT= -I $(PACKS)/include/ -B $(PACKS)/gcc/dev/$%
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endif
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GCCROOT =
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AVRDUDE_CONF =
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STK500 = "C:\Program Files\Atmel\AVR Tools\STK500\Stk500.exe"
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STK500-1 = $(STK500) -e -d$(MCU_TARGET) -pf -vf -if$(PROGRAM)_$(TARGET).hex \
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-lFF -LFF -f$(HFUSE)$(LFUSE) -EF8 -ms -q -cUSB -I200kHz -s -wt
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STK500-2 = $(STK500) -d$(MCU_TARGET) -ms -q -lCF -LCF -cUSB -I200kHz -s -wt
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#
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# End of build environment code.
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CC = $(GCCROOT)avr-gcc
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OPTIMIZE = -Os -fno-split-wide-types -mrelax
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# Override is only needed by avr-lib build system.
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override CFLAGS = -g -Wall $(OPTIMIZE)
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override LDFLAGS = $(LDSECTIONS) -Wl,--relax -nostartfiles -nostdlib
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OBJCOPY = $(GCCROOT)avr-objcopy
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OBJDUMP = $(GCCROOT)avr-objdump
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SIZE = $(GCCROOT)avr-size
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include parse_options.mk
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.PRECIOUS: %.elf
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ifndef PRODUCTION
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LISTING= $(OBJDUMP) -S
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else
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LISTING= @true
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endif
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#---------------------------------------------------------------------------
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# "Chip-level Platform" targets.
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# A "Chip-level Platform" compiles for a particular chip, but probably does
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# not have "standard" values for things like clock speed, LED pin, etc.
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# Makes for chip-level platforms should usually explicitly define their
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# options like: "make atmega1285 AVR_FREQ=16000000L LED=D0"
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#---------------------------------------------------------------------------
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#
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# Mega0, tiny0, tiny1 don't really have any chip-specific requirements.
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#
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# Note about fuses:
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# The fuses are defined in the source code. There are 9!
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# Be sure to use a programmer that will program the fuses from the object file.
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#
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#---------------------------------------------------------------------------
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#
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HELPTEXT += "\n-------------\n\n"
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optiboot_%.hex: optiboot_%.elf
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$(OBJCOPY) -j .text -j .data -j .version --set-section-flags .version=alloc,load -O ihex $< $@
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optiboot_%.elf: optiboot_x.c FORCE
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echo CPU_OPTIONS= $(CPU_OPTIONS)
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echo LED_OPTIONS= $(LED_OPTIONS)
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echo UART_OPTIONS=$(UART_OPTIONS)
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$(CC) $(CFLAGS) $(CPU_OPTIONS) $(LED_OPTIONS) $(UART_OPTIONS) $(COMMON_OPTIONS) $(LDFLAGS) $(PACK_OPT) -mmcu=$* -o $@ $<
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$(SIZE) $@
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$(LISTING) $@ > optiboot_$*.lss
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#---------------------------------------------------------------------------
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# "Board-level Platform" targets.
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# A "Board-level Platform" implies a manufactured platform with a particular
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# AVR_FREQ, LED, and so on. Parameters are not particularly changable from
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# the "make" command line.
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# Most of the board-level platform builds should envoke make recursively
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# appropriate specific options
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#---------------------------------------------------------------------------
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drazzy412:
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$(MAKE) -f $(MF) optiboot_attiny412.hex UARTTX=A1 TIMEOUT=8 LED=A7
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drazzy402:
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$(MAKE) -f $(MF) optiboot_attiny402.hex UARTTX=A1 TIMEOUT=8 LED=A7
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xplained416:
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$(MAKE) -f $(MF) optiboot_attiny416.hex UARTTX=A1 TIMEOUT=8 LED=B5
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xplained4809:
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curiosity4809:
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freeduino4809:
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freeduino4809chip:
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$(MAKE) -f $(MF) optiboot_atmega4809.hex UARTTX=F4 TIMEOUT=1 LED=A7 RESETPIN=1
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#---------------------------------------------------------------------------
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#
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# Generic build instructions
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#
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FORCE:
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isp: $(TARGET) FORCE
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"$(MAKE)" -f Makefile.isp isp TARGET=$(TARGET)
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isp-stk500: $(PROGRAM)_$(TARGET).hex
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$(STK500-1)
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$(STK500-2)
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#windows "rm" is dumb and objects to wildcards that don't exist
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clean:
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@touch __temp_.o __temp_.elf __temp_.lst __temp_.map
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@touch __temp_.sym __temp_.lss __temp_.eep __temp_.srec
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@touch __temp_.bin __temp_.hex __temp_.tmp.sh
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rm -rf *.o *.elf *.lst *.map *.sym *.lss *.eep *.srec *.bin *.hex *.tmp.sh
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clean_asm:
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rm -rf *.lst
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%.lst: %.elf FORCE
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$(OBJDUMP) -h -S $< > $@
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%.srec: %.elf FORCE
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$(OBJCOPY) -j .text -j .data -j .version --set-section-flags .version=alloc,load -O srec $< $@
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%.bin: %.elf FORCE
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$(OBJCOPY) -j .text -j .data -j .version --set-section-flags .version=alloc,load -O binary $< $@
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help:
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@echo -e $(HELPTEXT)
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@@ -134,6 +134,11 @@ optiboot_version = 256*(OPTIBOOT_MAJVER + OPTIBOOT_CUSTOMVER) + OPTIBOOT_MINVER;
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#include <inttypes.h>
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#include <avr/io.h>
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#if (!defined(__AVR_XMEGA__)) || (__AVR_ARCH__ != 103)
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#error CPU not supported by this version of Optiboot.
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#include <unsupported> // include a non-existent file to stop compilation
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#endif
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FUSES = {
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.WDTCFG = 0, /* Watchdog Configuration */
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.BODCFG = FUSE_BODCFG_DEFAULT, /* BOD Configuration */
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@@ -142,7 +147,7 @@ FUSES = {
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.TCD0CFG = FUSE_TCD0CFG_DEFAULT, /* TCD0 Configuration */
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#endif
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#ifdef RSTPIN
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.SYSCFG0 = RSTPINCFG_RST_gc | CRCSRC_NOCRC_gc, /* RESET is enabled */
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.SYSCFG0 = CRCSRC_NOCRC_gc | RSTPINCFG_RST_gc, /* RESET is enabled */
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#else
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.SYSCFG0 = CRCSRC_NOCRC_gc | RSTPINCFG_UPDI_gc, /* RESET is not yet */
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#endif
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142
optiboot/bootloaders/optiboot/parse_options.mk
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142
optiboot/bootloaders/optiboot/parse_options.mk
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@@ -0,0 +1,142 @@
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# Make command-line Options for Optiboot, Optiboot-Mega0
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# Permit commands like "make atmega4809 LED_START_FLASHES=10" to pass the
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# appropriate parameters ("-DLED_START_FLASHES=10") to gcc
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#
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ifdef PRODUCTION
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ifneq ($(PRODUCTION),0)
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VERSION_CMD = -DPRODUCTION=1
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endif
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dummy = FORCE
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endif
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# Build Options
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HELPTEXT += "Option CUSTOM_VERSION=nn - set a customer version number\n"
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ifdef CUSTOM_VERSION
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ifneq ($(CUSTOM_VERSION), 0)
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VERSION_CMD = -DOPTIBOOT_CUSTOMVER=$(CUSTOM_VERSION)
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else
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VERSION_CMD = -DPRODUCTION=1
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endif
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dummy = FORCE
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endif
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HELPTEXT += "Option BIGBOOT=1 - enable extra features up to 1kbytes\n"
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# BIGBOOT: Include extra features, up to 1K.
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ifdef BIGBOOT
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ifneq ($(BIGBOOT), 0)
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BIGBOOT_CMD = -DBIGBOOT=1
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dummy = FORCE
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endif
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endif
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HELPTEXT += "Option SUPPORT_EEPROM=1 - Include code to read/write EEPROM\n"
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ifdef SUPPORT_EEPROM
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ifneq ($(SUPPORT_EEPROM), 0)
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SUPPORT_EEPROM_CMD = -DSUPPORT_EEPROM
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dummy = FORCE
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endif
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endif
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HELPTEXT += "Option NO_APP_SPM=1 - disallow application call of do_spm\n"
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ifdef NO_APP_SPM
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ifneq ($(NO_APP_SPM),0)
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APPSPM_CMD = -DAPP_NOSPM=1
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endif
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endif
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# LED options
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HELPTEXT += "Option LED=B3 - set LED pin to particular port/bit\n"
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ifdef LED
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LED_CMD = -DLED=$(LED)
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dummy = FORCE
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endif
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HELPTEXT += "Option LED_START_FLASHES=n - set number of LED flashes when bootloader starts\n"
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ifdef LED_START_FLASHES
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LED_START_FLASHES_CMD = -DLED_START_FLASHES=$(LED_START_FLASHES)
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dummy = FORCE
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else
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LED_START_FLASHES_CMD = -DLED_START_FLASHES=3
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endif
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HELPTEXT += "Option LED_DATA_FLASH=1 - flash the LED each time data is received.\n"
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ifdef LED_DATA_FLASH
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ifneq ($(LED_DATA_FLASH), 0)
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LED_DATA_FLASH_CMD = -DLED_DATA_FLASH=1
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dummy = FORCE
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endif
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endif
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HELPTEXT += "Option LED_START_ON=1 - Turn the LED on at bootload start\n"
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ifdef LED_START_ON
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ifneq ($(LED_START_ON), 0)
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LED_START_ON_CMD = -DLED_START_ON=1
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endif
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dummy = FORCE
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endif
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# UART options
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HELPTEXT += "Option BAUD_RATE=nnnn - set the bit rate for communications\n"
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ifdef BAUD_RATE
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BAUD_RATE_CMD = -DBAUD_RATE=$(BAUD_RATE)
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dummy = FORCE
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else
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BAUD_RATE_CMD = -DBAUD_RATE=115200
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endif
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HELPTEXT += "Option SOFT_UART=1 - use a software (bit-banged) UART\n"
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ifdef SOFT_UART
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ifneq ($(SOFT_UART), 0)
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SOFT_UART_CMD = -DSOFT_UART=1
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dummy = FORCE
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endif
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endif
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HELPTEXT += "Option SINGLESPEED=1 - do not use U2X mode on UART\n"
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ifdef SINGLESPEED
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ifneq ($(SINGLESPEED), 0)
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SS_CMD = -DSINGLESPEED=1
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endif
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endif
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#CPU Options
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HELPTEXT += "Option TIMEOUT=n - set WDT to 1, 2, 4, or 8 seconds\n"
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ifdef TIMEOUT
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TIMEOUT_CMD = -DWDTTIME=$(TIMEOUT)
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dummy = FORCE
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endif
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HELPTEXT += "RESETPIN=0/1 - change RESET pin behavior\n"
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ifdef RESETPIN
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RESETPIN_CMD = -DRSTPIN=$(RESETPIN)
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dummy = FORCE
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endif
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HELPTEXT += "Option AVR_FREQ=<n> - Clock rate of AVR CPU\n"
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LED_OPTIONS = $(LED_START_FLASHES_CMD) $(LED_DATA_FLASH_CMD) $(LED_CMD) $(LED_START_ON_CMD)
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CPU_OPTIONS = -DF_CPU=$(AVR_FREQ) $(RESETPIN_CMD) $(TIMEOUT_CMD)
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COMMON_OPTIONS = $(BIGBOOT_CMD) $(SUPPORT_EEPROM_CMD) $(APPSPM_CMD)
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COMMON_OPTIONS += $(VERSION_CMD)
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#UART is handled separately and only passed for devices with more than one.
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HELPTEXT += "Option UART=n - use UARTn for communications\n"
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HELPTEXT += "Option UARTTX=pin - describe UART for Mega0, Xtiny\n"
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ifdef UART
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UART_CMD = -DUART=$(UART)
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endif
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ifdef UARTTX
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UART_CMD = -DUARTTX=$(UARTTX)
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endif
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UART_OPTIONS = $(UART_CMD) $(BAUD_RATE_CMD) $(SOFT_UART_CMD) $(SS_CMD)
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