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Package migration tables from saved merged images

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mikecarper
2026-09-23 23:53:59 -07:00
parent 6976877f04
commit a36a5ddbd8
1 changed files with 6 additions and 4 deletions
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scripts/package_esp32_partition_migration.py
+6 -4
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@@ -25,7 +25,6 @@ from firmware_memory_manifest import validate_package # noqa: E402
BOARDS = {
"heltec-v4": {
"target": "heltec_v4_repeater",
"full_env": "heltec_v4_repeater_observer_mqtt",
"wifi_bridge": "heltec_v4_partition_migrator",
"lora_bridge": "heltec_v4_partition_migrator_lora_repeater",
"flash_bytes": 16 * 1024 * 1024,
@@ -34,7 +33,6 @@ BOARDS = {
},
"xiao-s3-wio": {
"target": "Xiao_S3_WIO_repeater",
"full_env": "Xiao_S3_WIO_repeater_observer_mqtt",
"wifi_bridge": "xiao_s3_partition_migrator",
"lora_bridge": "xiao_s3_partition_migrator_lora_repeater",
"flash_bytes": 8 * 1024 * 1024,
@@ -154,8 +152,12 @@ def package_board(name: str, spec: dict, build_dir: Path, output_dir: Path,
or not capabilities.get("ota_update_verified")):
raise ValueError(f"{name}: Full build has the wrong target or lacks OTA")
table_path = ROOT / ".pio" / "build" / spec["full_env"] / "partitions.bin"
table = table_path.read_bytes()
# build.sh may clean .pio/build between board builds. Its merged image
# retains the exact bootloader/partition table/app bytes that were audited.
merged = (build_dir / (stem + "-merged.bin")).read_bytes()
if len(merged) < 0x9000 or merged[0x10000:] != full_path.read_bytes():
raise ValueError(f"{name}: merged image does not contain the release app")
table = merged[0x8000:0x9000]
entries = partition_entries(table)
if (entries.get("nvs") != (0x9000, 0x5000)
or entries.get("otadata") != (0xE000, 0x2000)