Harmonize build rules for cc+org boards

Main differences:

* avrdude compatible vs bossac bootloader
* flash location of user sketch (0x2000 vs 0x4000)

boards.txt

@@ -39,6 +39,7 @@ arduino_zero_edbg.build.variant=arduino_zero
 arduino_zero_edbg.build.variant_system_lib=
 arduino_zero_edbg.build.vid=0x2341
 arduino_zero_edbg.build.pid=0x804d
+arduino_zero_edbg.build.section.start=0x2000
 arduino_zero_edbg.bootloader.tool=openocd
 arduino_zero_edbg.bootloader.file=zero/samd21_sam_ba.bin
 
@@ -85,6 +86,7 @@ arduino_zero_native.build.variant=arduino_zero
 arduino_zero_native.build.variant_system_lib=
 arduino_zero_native.build.vid=0x2341
 arduino_zero_native.build.pid=0x804d
+arduino_zero_native.build.section.start=0x2000
 arduino_zero_native.bootloader.tool=openocd
 arduino_zero_native.bootloader.file=zero/samd21_sam_ba.bin
 
@@ -130,6 +132,7 @@ mkr1000.build.openocdscript=openocd_scripts/arduino_zero.cfg
 mkr1000.build.variant=mkr1000
 mkr1000.build.vid=0x2341
 mkr1000.build.pid=0x804e
+mkr1000.build.section.start=0x2000
 mkr1000.bootloader.tool=openocd
 mkr1000.bootloader.file=mkr1000/samd21_sam_ba_arduino_mkr1000.bin
 
@@ -159,5 +162,152 @@ mkrzero.build.openocdscript=openocd_scripts/arduino_zero.cfg
 mkrzero.build.variant=mkrzero
 mkrzero.build.vid=0x2341
 mkrzero.build.pid=0x804f
+mkrzero.build.section.start=0x2000
 mkrzero.bootloader.tool=openocd
 mkrzero.bootloader.file=mkrzero/samd21_sam_ba_arduino_mkrzero.bin
+
+######################################################
+#ARDUINO M0 PRO (WITH) BOOTLOADER - PROGRAMMING PORT
+mzero_pro_bl_dbg.name=Arduino M0 Pro (Programming Port)
+mzero_pro_bl_dbg.vid.0=0x03eb
+mzero_pro_bl_dbg.pid.0=0x2111
+mzero_pro_bl_dbg.upload.tool=openocd
+mzero_pro_bl_dbg.upload.protocol=sam-ba
+mzero_pro_bl_dbg.upload.maximum_size=262144
+mzero_pro_bl_dbg.upload.use_1200bps_touch=false
+mzero_pro_bl_dbg.upload.wait_for_upload_port=false
+mzero_pro_bl_dbg.upload.native_usb=false
+mzero_pro_bl_dbg.build.mcu=cortex-m0plus
+mzero_pro_bl_dbg.build.f_cpu=48000000L
+mzero_pro_bl_dbg.build.usb_product="Arduino M0 Pro"
+mzero_pro_bl_dbg.build.board=SAM_ZERO
+mzero_pro_bl_dbg.build.core=arduino
+mzero_pro_bl_dbg.build.extra_flags=-D__SAMD21G18A__ -mthumb {build.usb_flags}
+mzero_pro_bl_dbg.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
+mzero_pro_bl_dbg.build.openocdscript=openocd_scripts/arduino_zero.cfg
+mzero_pro_bl_dbg.build.variant=arduino_mzero
+mzero_pro_bl_dbg.build.variant_system_lib=
+mzero_pro_bl_dbg.build.vid=0x2a03
+mzero_pro_bl_dbg.build.pid=0x804f
+mzero_pro_bl_dbg.build.preferred_out_format=hex
+mzero_pro_bl_dbg.build.section.start=0x4000
+
+mzero_pro_bl_dbg.bootloader.tool=openocd
+mzero_pro_bl_dbg.bootloader.cmd_unprotect=at91samd bootloader 0
+mzero_pro_bl_dbg.bootloader.cmd_protect=at91samd bootloader 16384
+mzero_pro_bl_dbg.bootloader.cmd_protect_verify=at91samd bootloader
+mzero_pro_bl_dbg.bootloader.file=mzero/Bootloader_D21_M0_Pro_150427.hex
+
+######################################################
+#ARDUINO M0 PRO (WITH) BOOTLOADER - NATIVE PORT
+mzero_pro_bl.name=Arduino M0 Pro (Native USB Port)
+mzero_pro_bl.vid.0=0x2a03
+mzero_pro_bl.pid.0=0x004d
+mzero_pro_bl.vid.1=0x2a03
+mzero_pro_bl.pid.1=0x804d
+mzero_pro_bl.vid.2=0x2a03
+mzero_pro_bl.pid.2=0x004f
+mzero_pro_bl.vid.3=0x2a03
+mzero_pro_bl.pid.3=0x804f
+mzero_pro_bl.upload.tool=avrdude
+mzero_pro_bl.upload.protocol=stk500v2
+mzero_pro_bl.upload.maximum_size=262144
+mzero_pro_bl.upload.use_1200bps_touch=true
+mzero_pro_bl.upload.wait_for_upload_port=true
+mzero_pro_bl.upload.native_usb=true
+mzero_pro_bl.upload.speed=57600
+mzero_pro_bl.build.mcu=cortex-m0plus
+mzero_pro_bl.build.f_cpu=48000000L
+mzero_pro_bl.build.usb_product="Arduino M0 Pro"
+mzero_pro_bl.build.board=SAM_ZERO
+mzero_pro_bl.build.core=arduino
+mzero_pro_bl.build.extra_flags=-D__SAMD21G18A__ -mthumb {build.usb_flags}
+mzero_pro_bl.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
+mzero_pro_bl.build.variant=arduino_mzero
+mzero_pro_bl.build.variant_system_lib=
+mzero_pro_bl.build.vid=0x2a03
+mzero_pro_bl.build.pid=0x804f
+mzero_pro_bl.build.preferred_out_format=hex
+mzero_pro_bl.build.section.start=0x4000
+mzero_pro_bl.build.emu.mcu=atmega2560
+mzero_pro_bl.bootloader.tool=avrdude
+mzero_pro_bl.bootloader.low_fuses=0xff
+
+######################################################
+#ARDUINO M0 (WITH) BOOTLOADER
+mzero_bl.name=Arduino M0
+mzero_bl.vid.0=0x2a03
+mzero_bl.pid.0=0x004d
+mzero_bl.vid.1=0x2a03
+mzero_bl.pid.1=0x804d
+mzero_bl.vid.2=0x2a03
+mzero_bl.pid.2=0x004e
+mzero_bl.vid.3=0x2a03
+mzero_bl.pid.3=0x804e
+mzero_bl.upload.tool=avrdude
+mzero_bl.upload.protocol=stk500v2
+mzero_bl.upload.maximum_size=262144
+mzero_bl.upload.use_1200bps_touch=true
+mzero_bl.upload.wait_for_upload_port=true
+mzero_bl.upload.native_usb=true
+mzero_bl.upload.speed=57600
+mzero_bl.build.mcu=cortex-m0plus
+mzero_bl.build.f_cpu=48000000L
+mzero_bl.build.usb_product="Arduino M0"
+mzero_bl.build.board=SAM_ZERO
+mzero_bl.build.core=arduino
+mzero_bl.build.extra_flags=-D__SAMD21G18A__ -mthumb {build.usb_flags}
+mzero_bl.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
+mzero_bl.build.variant=arduino_mzero
+mzero_bl.build.variant_system_lib=
+mzero_bl.build.vid=0x2a03
+mzero_bl.build.pid=0x804e
+mzero_bl.build.preferred_out_format=hex
+mzero_bl.build.section.start=0x4000
+mzero_bl.build.emu.mcu=atmega2560
+mzero_bl.bootloader.tool=avrdude
+mzero_bl.bootloader.low_fuses=0xff
+
+######################################################
+#ARDUINO TIAN (WITH) BOOTLOADER
+
+tian.name=Arduino Tian
+tian.upload.via_ssh=true
+tian.vid.0=0x10C4
+tian.pid.0=0xEA70
+tian.descriptor.0="Extended Port"
+
+tian.upload.tool=avrdude
+#tian.upload.protocol=stk500v2
+tian.upload.protocol=wiring
+tian.upload.maximum_size=262144
+tian.upload.use_1200bps_touch=true
+tian.upload.wait_for_upload_port=true
+tian.upload.native_usb=true
+tian.upload.speed=57600
+tian.build.mcu=cortex-m0plus
+tian.build.f_cpu=48000000L
+tian.build.usb_product="Arduino Tian"
+tian.build.board=SAMD_TIAN
+tian.build.core=arduino
+tian.build.extra_flags=-D__SAMD21G18A__ -mthumb {build.usb_flags}
+tian.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
+tian.build.variant=arduino_mzero
+tian.build.variant_system_lib=
+tian.build.vid=0x2a03
+tian.build.pid=0x8052
+tian.build.preferred_out_format=hex
+tian.build.section.start=0x4000
+tian.build.emu.mcu=atmega2560
+tian.bootloader.tool=avrdude
+tian.bootloader.low_fuses=0xff
+tian.bootloader.file=sofia/Sofia_Tian_151118.hex
+tian.drivers=SiliconLabs-CP2105/Silicon Labs VCP Driver.pkg
+
+######################################################
+#ARDUINO TIAN CONSOLE PORT (NOT FOR UPLOAD)
+
+tian_cons.name=Arduino Tian (Console port)
+tian_cons.vid.0=0x10C4
+tian_cons.pid.0=0xEA70
+tian_cons.descriptor.0="Primary Port"

platform.txt

@@ -44,7 +44,8 @@ compiler.ar.cmd=arm-none-eabi-ar
 compiler.ar.flags=rcs
 compiler.objcopy.cmd=arm-none-eabi-objcopy
 compiler.objcopy.eep.flags=-O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0
-compiler.elf2hex.flags=-O binary
+compiler.elf2hex.bin.flags=-O binary
+compiler.elf2hex.hex.flags=-O ihex -R .eeprom
 compiler.elf2hex.cmd=arm-none-eabi-objcopy
 compiler.ldflags=-mcpu={build.mcu} -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align
 compiler.size.cmd=arm-none-eabi-size
@@ -95,11 +96,16 @@ recipe.ar.pattern="{compiler.path}{compiler.ar.cmd}" {compiler.ar.flags} {compil
 recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}"  "-L{build.path}" {compiler.c.elf.flags} {compiler.c.elf.extra_flags} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" --specs=nano.specs --specs=nosys.specs {compiler.ldflags} -o "{build.path}/{build.project_name}.elf" {object_files} -Wl,--start-group {compiler.arm.cmsis.ldflags} -lm "{build.path}/{archive_file}" -Wl,--end-group
 
 ## Create output (bin file)
-recipe.objcopy.bin.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.bin"
+recipe.objcopy.bin.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.bin.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.bin"
+
+## Create output (hex file)
+recipe.objcopy.hex.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.hex.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.hex"
+
+build.preferred_out_format=bin
 
 ## Save hex
-recipe.output.tmp_file={build.project_name}.bin
-recipe.output.save_file={build.project_name}.{build.variant}.bin
+recipe.output.tmp_file={build.project_name}.{build.preferred_out_format}
+recipe.output.save_file={build.project_name}.{build.variant}.{build.preferred_out_format}
 
 ## Compute size
 recipe.size.pattern="{compiler.path}{compiler.size.cmd}" -A "{build.path}/{build.project_name}.elf"
@@ -109,6 +115,18 @@ recipe.size.regex=\.text\s+([0-9]+).*
 # Uploader tools
 # --------------
 
+#
+# AVRDUDE
+#
+tools.avrdude.path={runtime.tools.avrdude.path}
+tools.avrdude.cmd={path}/bin/avrdude
+tools.avrdude.config.path={path}/etc/avrdude.conf
+
+tools.avrdude.upload.params.verbose=-v -v
+tools.avrdude.upload.params.quiet=-q -q
+tools.avrdude.upload.params.noverify=-V
+tools.avrdude.upload.pattern="{cmd}" "-C{config.path}" {upload.verbose} -p{build.emu.mcu} -c{upload.protocol} -P{serial.port} -b{upload.speed} "-Uflash:w:{build.path}/{build.project_name}.hex:i"
+
 #
 # BOSSA
 #
@@ -132,7 +150,7 @@ tools.openocd.cmd.windows=bin/openocd.exe
 
 tools.openocd.upload.params.verbose=-d2
 tools.openocd.upload.params.quiet=-d0
-tools.openocd.upload.pattern="{path}/{cmd}" {upload.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; program {{{build.path}/{build.project_name}.bin}} verify reset 0x00002000; shutdown"
+tools.openocd.upload.pattern="{path}/{cmd}" {upload.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; program {{{build.path}/{build.project_name}.bin}} verify reset {build.section.start}; shutdown"
 
 tools.openocd.program.params.verbose=-d2
 tools.openocd.program.params.quiet=-d0