Add 'Export Compiled Binary' support w/ selectable output filetype (.bin or .axf)

Author: oclyke

boards.txt

@@ -36,6 +36,7 @@ artemis.build.f_cpu=48000000L
 artemis.build.core=arduino
 artemis.build.extra_flags=-DPART_apollo3 -DAM_PACKAGE_BGA -DAM_PART_APOLLO3 
 artemis.build.includes=-I{build.variant.path}/config
+artemis.build.preferred_export_format=axf
 artemis.build.defs=
 artemis.build.libs=
 artemis.menu.svl_baud.921600=921600
@@ -72,7 +73,7 @@ amap3blackboard.build.core=arduino
 amap3blackboard.build.includes=-I{build.variant.path}/config
 amap3blackboard.build.ldscript={build.variant.path}/linker_scripts/gcc/flash_with_bootloader.ld
 amap3blackboard.build.extra_flags=-DPART_apollo3 -DAM_PACKAGE_BGA -DAM_PART_APOLLO3 
-amap3blackboard.upload.maximum_size=960000
+amap3blackboard.build.preferred_export_format=axf
 amap3blackboard.build.defs=
 amap3blackboard.build.libs=
 amap3blackboard.menu.svl_baud.921600=921600
@@ -107,7 +108,8 @@ amap3nano.build.f_cpu=48000000L
 amap3nano.build.core=arduino
 amap3nano.build.includes=-I{build.variant.path}/config
 amap3nano.build.ldscript={build.variant.path}/linker_scripts/gcc/flash_with_bootloader.ld
-amap3nano.build.extra_flags=-DPART_apollo3 -DAM_PACKAGE_BGA -DAM_PART_APOLLO3 
+amap3nano.build.extra_flags=-DPART_apollo3 -DAM_PACKAGE_BGA -DAM_PART_APOLLO3
+amap3nano.build.preferred_export_format=axf
 amap3nano.build.defs=
 amap3nano.build.libs=
 amap3nano.menu.svl_baud.921600=921600
@@ -143,6 +145,7 @@ amap3mega.build.core=arduino
 amap3mega.build.includes=-I{build.variant.path}/config
 amap3mega.build.extra_flags=-DPART_apollo3 -DAM_PACKAGE_BGA -DAM_PART_APOLLO3 
 amap3mega.build.ldscript={build.variant.path}/linker_scripts/gcc/flash_with_bootloader.ld
+amap3mega.build.preferred_export_format=axf
 amap3mega.build.defs=
 amap3mega.build.libs=
 amap3mega.menu.svl_baud.921600=921600

platform.txt

@@ -124,6 +124,10 @@ recipe.size.regex=\.text\s+([0-9]+).*
 preproc.macros.flags=-w -x c++ -E -CC
 recipe.preproc.macros="{compiler.path}/{compiler.cmd.cpp}" {compiler.flags.cpp} {preproc.macros.flags} -mcpu={build.mcu} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DARDUINO_ARCH_{build.arch} {compiler.extra_flags.cpp} {build.extra_flags} {includes.all} "{source_file}" -o "{preprocessed_file_path}"
 
+## Exporting Compiled Files
+recipe.output.tmp_file={build.project_name}.{build.preferred_export_format}
+recipe.output.save_file={build.project_name}.{build.preferred_export_format}
+
 ##### The following tool settings are for the Ambiq SBL
 
 # Host-specific definitions for upload tool (using Ambiq's Secure Bootloader SBL)