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mirror of https://github.com/esphome/esphome.git synced 2025-10-29 22:24:26 +00:00
This commit is contained in:
J. Nick Koston
2025-10-20 15:19:40 -10:00
parent 5bd7342ff4
commit 6a042188c1

View File

@@ -102,7 +102,8 @@ build_flags = env.get("BUILD_FLAGS", [])
testing_mode = any("-DESPHOME_TESTING_MODE" in flag for flag in build_flags)
if testing_mode:
# Create custom linker script immediately (before linker command is built)
# Create a custom linker script in the build directory with patched memory limits
# This allows larger IRAM/DRAM/Flash for CI component grouping tests
build_dir = env.subst("$BUILD_DIR")
ldscript = env.GetProjectOption("board_build.ldscript", "")
assert ldscript, "No linker script configured in board_build.ldscript"
@@ -110,26 +111,29 @@ if testing_mode:
framework_dir = env.PioPlatform().get_package_dir("framework-arduinoespressif8266")
assert framework_dir is not None, "Could not find framework-arduinoespressif8266 package"
# Read the original SDK linker script (read-only, SDK is never modified)
sdk_ld = os.path.join(framework_dir, "tools", "sdk", "ld", ldscript)
# Create a custom version in the build directory (isolated, temporary)
custom_ld = os.path.join(build_dir, f"testing_{ldscript}")
if os.path.exists(sdk_ld) and not os.path.exists(custom_ld):
# Read and patch the SDK linker script
# Read the SDK linker script
with open(sdk_ld, "r") as f:
content = f.read()
# Apply memory patches (IRAM: 2MB, DRAM: 2MB, Flash: 32MB)
patched_content = apply_memory_patches(content)
# Write custom linker script
# Write the patched linker script to the build directory
with open(custom_ld, "w") as f:
f.write(patched_content)
print(f"ESPHome: Created custom linker script: {custom_ld}")
# Tell the linker to use our custom script
# Tell the linker to use our custom script from the build directory
assert os.path.exists(custom_ld), f"Custom linker script not found: {custom_ld}"
env.Replace(LDSCRIPT_PATH=custom_ld)
print(f"ESPHome: Using custom linker script with patched memory limits")
# Hook to patch local.eagle.app.v6.common.ld after it's created
# Also patch local.eagle.app.v6.common.ld after PlatformIO creates it
env.AddPreAction("$BUILD_DIR/${PROGNAME}.elf", patch_local_linker_script)