#!/usr/bin/env python3
import subprocess
from collections import defaultdict
[docs]
def check_space(file, mcu):
MCUS = {
"H7": {
".flash": 1024*1024, # FLASH
".dtcmram": 128*1024, # DTCMRAM
".itcmram": 64*1024, # ITCMRAM
".axisram": 320*1024, # AXI SRAM
".sram12": 32*1024, # SRAM1(16kb) + SRAM2(16kb)
".sram4": 16*1024, # SRAM4
".backup_sram": 4*1024, # SRAM4
},
"F4": {
".flash": 1024*1024, # FLASH
".dtcmram": 256*1024, # RAM
".ram_d1": 64*1024, # RAM2
},
}
IGNORE_LIST = [
".ARM.attributes",
".comment",
".debug_line",
".debug_info",
".debug_abbrev",
".debug_aranges",
".debug_str",
".debug_ranges",
".debug_loc",
".debug_frame",
".debug_line_str",
".debug_rnglists",
".debug_loclists",
]
FLASH = [
".isr_vector",
".text",
".rodata",
".data"
]
RAM = [
".data",
".bss",
"._user_heap_stack" # _user_heap_stack considered free?
]
result = {}
calcs = defaultdict(int)
output = str(subprocess.check_output(f"arm-none-eabi-size -x --format=sysv {file}", shell=True), 'utf-8')
for row in output.split('\n'):
pop = False
line = row.split()
if len(line) == 3 and line[0].startswith('.'):
if line[0] in IGNORE_LIST:
continue
result[line[0]] = [line[1], line[2]]
if line[0] in FLASH:
calcs[".flash"] += int(line[1], 16)
pop = True
if line[0] in RAM:
calcs[".dtcmram"] += int(line[1], 16)
pop = True
if pop:
result.pop(line[0])
if len(result):
for line in result:
calcs[line] += int(result[line][0], 16)
print(f"=======SUMMARY FOR {mcu} FILE {file}=======")
for line in calcs:
if line in MCUS[mcu]:
used_percent = (100 - (MCUS[mcu][line] - calcs[line]) / MCUS[mcu][line] * 100)
print(f"SECTION: {line} size: {MCUS[mcu][line]} USED: {calcs[line]}({used_percent:.2f}%) FREE: {MCUS[mcu][line] - calcs[line]}")
else:
print(line, calcs[line])
print()
if __name__ == "__main__":
# red panda
check_space("../board/obj/bootstub.panda_h7.elf", "H7")
check_space("../board/obj/panda_h7.elf", "H7")
# black panda
check_space("../board/obj/bootstub.panda.elf", "F4")
check_space("../board/obj/panda.elf", "F4")
# jungle v1
check_space("../board/jungle/obj/bootstub.panda_jungle.elf", "F4")
check_space("../board/jungle/obj/panda_jungle.elf", "F4")
# jungle v2
check_space("../board/jungle/obj/bootstub.panda_jungle_h7.elf", "H7")
check_space("../board/jungle/obj/panda_jungle_h7.elf", "H7")