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make objdump work

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Script update based on latest version from Tasmota
* add support for all esp32 variants
* add "-C" : Decode (demangle) low-level symbol names into user-level C++ names.
This commit is contained in:
Frank 2024-05-06 11:00:41 +02:00
parent a6e536189c
commit 2607c44fbb
2 changed files with 18 additions and 2 deletions
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19
pio-scripts/obj-dump.py
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@ -1,9 +1,24 @@
# Little convenience script to get an object dump
# You may add "-S" to the objdump commandline (i.e. replace "-D -C " with "-d -S -C ")
# to get source code intermixed with disassembly (SLOW !)
Import('env')
def obj_dump_after_elf(source, target, env):
platform = env.PioPlatform()
board = env.BoardConfig()
mcu = board.get("build.mcu", "esp32")
print("Create firmware.asm")
env.Execute("xtensa-lx106-elf-objdump "+ "-D " + str(target[0]) + " > "+ "${PROGNAME}.asm")
if mcu == "esp8266":
env.Execute("xtensa-lx106-elf-objdump "+ "-D -C " + str(target[0]) + " > "+ "$BUILD_DIR/${PROGNAME}.asm")
if mcu == "esp32":
env.Execute("xtensa-esp32-elf-objdump "+ "-D -C " + str(target[0]) + " > "+ "$BUILD_DIR/${PROGNAME}.asm")
if mcu == "esp32s2":
env.Execute("xtensa-esp32s2-elf-objdump "+ "-D -C " + str(target[0]) + " > "+ "$BUILD_DIR/${PROGNAME}.asm")
if mcu == "esp32s3":
env.Execute("xtensa-esp32s3-elf-objdump "+ "-D -C " + str(target[0]) + " > "+ "$BUILD_DIR/${PROGNAME}.asm")
if mcu == "esp32c3":
env.Execute("riscv32-esp-elf-objdump "+ "-D -C " + str(target[0]) + " > "+ "$BUILD_DIR/${PROGNAME}.asm")
env.AddPostAction("$BUILD_DIR/${PROGNAME}.elf", [obj_dump_after_elf])

1
platformio.ini
View File

@ -115,6 +115,7 @@ extra_scripts =
post:pio-scripts/strip-floats.py
pre:pio-scripts/user_config_copy.py
pre:pio-scripts/build_ui.py
; post:pio-scripts/obj-dump.py ;; convenience script to create a disassembly dump of the firmware (hardcore debugging)
# ------------------------------------------------------------------------------
# COMMON SETTINGS: