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scripts: footprint: Exclude data section from rom_report if XIP=n

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For XIP=n, the data section is only in RAM

Signed-off-by: Grant Ramsay <gramsay@enphaseenergy.com>
This commit is contained in:
Grant Ramsay 2025-02-20 20:56:24 +13:00 • committed by Benjamin Cabé
commit 4c5f858869
1 changed files with 12 additions and 5 deletions
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11
scripts/footprint/size_report
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@ -207,6 +207,11 @@ def get_section_ranges(elf):
ram_size = 0
unassigned_size = 0
xip = any(section.get_symbol_by_name('CONFIG_XIP')
for section in elf.iter_sections('SHT_SYMTAB'))
if args.verbose:
print(f'INFO: XIP={xip}')
for section in elf.iter_sections():
size = section['sh_size']
sec_start = section['sh_addr']
@ -232,14 +237,16 @@ def get_section_ranges(elf):
print_section_info(section, "ROM txt section")
elif (flags & SHF_WRITE_ALLOC) == SHF_WRITE_ALLOC:
# Data occupies both ROM and RAM
# Read/write data
if xip:
# For XIP, the data section occupies both ROM and RAM
# since at boot, content is copied from ROM to RAM
rom_addr_ranges.append(bound)
rom_size += size
ram_addr_ranges.append(bound)
ram_size += size
is_assigned = True
print_section_info(section, "ROM,RAM section")
print_section_info(section, "DATA r/w section")
elif (flags & SHF_ALLOC) == SHF_ALLOC:
# Read only data