Enabling debugging in the Arduino IDE 2

boards.txt

@@ -3,6 +3,7 @@
 ##############################################################
 
 uno2018.name=Arduino UNO WiFi Rev2
+uno2018.programmer.default=medbg
 
 uno2018.vid.0=0x03eb
 uno2018.pid.0=0x2145

platform.txt

@@ -11,6 +11,11 @@ version=1.8.8
 # AVR compile variables
 # ---------------------
 
+# Optimization flags for debugging
+compiler.optimization_flags=-Os -ggdb3 -DNDEBUG -flto
+compiler.optimization_flags.release=-Os -ggdb3 -DNDEBUG -flto
+compiler.optimization_flags.debug=-Og -ggdb3 -DDEBUG -fno-lto
+
 compiler.warning_flags=-w
 compiler.warning_flags.none=-w
 compiler.warning_flags.default=
@@ -20,12 +25,12 @@ compiler.warning_flags.all=-Wall -Wextra
 # Default "compiler.path" is correct, change only if you want to override the initial value
 compiler.path={runtime.tools.avr-gcc.path}/bin/
 compiler.c.cmd=avr-gcc
-compiler.c.flags=-c -g -Os {compiler.warning_flags} -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects
-compiler.c.elf.flags={compiler.warning_flags} -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -Wl,--section-start={build.text_section_start}
+compiler.c.flags=-c {compiler.optimization_flags} {compiler.warning_flags} -std=gnu11 -ffunction-sections -fdata-sections -MMD  -fno-fat-lto-objects
+compiler.c.elf.flags={compiler.warning_flags} {compiler.optimization_flags} -fuse-linker-plugin -Wl,--gc-sections -Wl,--section-start={build.text_section_start}
 compiler.c.elf.cmd=avr-gcc
-compiler.S.flags=-c -g -x assembler-with-cpp -flto -MMD
+compiler.S.flags=-c {compiler.optimization_flags} -x assembler-with-cpp  -MMD
 compiler.cpp.cmd=avr-g++
-compiler.cpp.flags=-c -g -Os {compiler.warning_flags} -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto
+compiler.cpp.flags=-c {compiler.optimization_flags} {compiler.warning_flags} -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD
 compiler.ar.cmd=avr-gcc-ar
 compiler.ar.flags=rcs
 compiler.objcopy.cmd=avr-objcopy
@@ -144,3 +149,31 @@ tools.arduino_ota.upload.pattern="{tools.arduino_ota.cmd}" -address {upload.port
 # - from numeric vendor ID, set to Unknown otherwise
 build.usb_manufacturer="Unknown"
 build.usb_flags=-DUSB_VID={build.vid} -DUSB_PID={build.pid} '-DUSB_MANUFACTURER={build.usb_manufacturer}' '-DUSB_PRODUCT={build.usb_product}'
+
+
+# Debugger configuration (general options)
+# ----------------------------------------
+debug.executable={build.path}/{build.project_name}.elf
+debug.toolchain=gcc
+debug.toolchain.path={runtime.tools.avrocd-tools.path}
+
+debug.server=openocd
+debug.server.openocd.path={debug.toolchain.path}/pyavrocd
+#next doesn't matter, but should be specified so that cortex-debug is happy
+debug.server.openocd.script=nix
+debug.cortex-debug.custom.gdbPath={debug.toolchain.path}/avr-gdb
+debug.cortex-debug.custom.overrideGDBServerStartedRegex=Listening on port \d+ for gdb connection
+debug.cortex-debug.custom.objdumpPath={runtime.tools.avr-gcc.path}/bin/avr-objdump
+debug.cortex-debug.custom.serverArgs.0=-s
+debug.cortex-debug.custom.serverArgs.1=nop
+debug.cortex-debug.custom.serverArgs.2=--device
+debug.cortex-debug.custom.serverArgs.3={build.mcu}
+debug.cortex-debug.custom.serverArgs.4=--manage
+debug.cortex-debug.custom.serverArgs.5=all
+debug.cortex-debug.custom.serverArgs.6=--F_CPU
+debug.cortex-debug.custom.serverArgs.7={build.f_cpu}
+debug.cortex-debug.custom.serverArgs.8=--elf-file
+debug.cortex-debug.custom.serverArgs.9={debug.executable}
+
+debug.cortex-debug.custom.runToEntryPoint=main
+debug.svd_file={debug.toolchain.path}/pyavrocd-util/svd/{build.mcu}.svd

programmers.txt

@@ -5,3 +5,52 @@ medbg.program.protocol=xplainedmini_updi
 medbg.program.tool=avrdude
 medbg.program.tool.default=avrdude
 medbg.program.extra_params=-Pusb
+
+cusiositynano.name=Curiosity Nano
+cusiositynano.communication=usb
+cusiositynano.protocol=pkobn_updi
+cusiositynano.program.protocol=pkobn_updi
+cusiositynano.program.tool=avrdude
+cusiositynano.program.extra_params=
+
+pickit5_updi.name=PICkit5 UPDI
+pickit5_updi.communication=usb
+pickit5_updi.protocol=pickit5_updi
+pickit5_updi.program.protocol=pickit5_updi
+pickit5_updi.program.tool=avrdude
+pickit5_updi.program.extra_params=
+
+pickit4_updi.name=PICkit4 UPDI
+pickit4_updi.communication=usb
+pickit4_updi.protocol=pickit4_updi
+pickit4_updi.program.protocol=pickit4_updi
+pickit4_updi.program.tool=avrdude
+pickit4_updi.program.extra_params=
+
+snap_updi.name=MPLAB SNAP UPDI
+snap_updi.communication=usb
+snap_updi.protocol=snap_updi
+snap_updi.program.protocol=snap_updi
+snap_updi.program.tool=avrdude
+snap_updi.program.extra_params=
+
+atmelice_updi.name=Atmel-ICE UPDI
+atmelice_updi.communication=usb
+atmelice_updi.protocol=atmelice_updi
+atmelice_updi.program.protocol=atmelice_updi
+atmelice_updi.program.tool=avrdude
+atmelice_updi.program.extra_params=
+
+jtagice3_updi.name=JTAGICE3 UPDI
+jtagice3_updi.communication=usb
+jtagice3_updi.protocol=jtag3updi
+jtagice3_updi.program.protocol=jtag3updi
+jtagice3_updi.program.tool=avrdude
+jtagice3_updi.program.extra_params=
+
+atmel_powerdebugger_updi.name=Power Debugger UPDI
+atmel_powerdebugger_updi.communication=usb
+atmel_powerdebugger_updi.protocol=powerdebugger_updi
+atmel_powerdebugger_updi.program.protocol=powerdebugger_updi
+atmel_powerdebugger_updi.program.tool=avrdude
+atmel_powerdebugger_updi.program.extra_params=