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build: split recovery footprint trims into separate config profile

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Sebastien L
2026-02-11 21:20:12 +00:00
parent 965f5aec3e
commit fe6fda1305
4 changed files with 61 additions and 9 deletions
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13
documentation/IDF55_REMEDIATION_IMPACTS.md
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@@ -242,16 +242,21 @@ Baseline reference (handover):
- `recovery` partition: `0x130000`
- overflow: `0x19a60`
Measured changes applied:
1. Disable mbedTLS certificate bundle in `sdkconfig`
Measured changes (now moved to a recovery-only profile):
1. Disable mbedTLS certificate bundle in recovery profile
- `# CONFIG_MBEDTLS_CERTIFICATE_BUNDLE is not set`
- observed `recovery.bin`: `0x149ae0` (intermediate run)
2. Disable optional Wi-Fi auth feature families in `sdkconfig`
2. Disable optional Wi-Fi auth feature families in recovery profile
- `# CONFIG_ESP_WIFI_ENABLE_WPA3_SAE is not set`
- `# CONFIG_ESP_WIFI_ENABLE_WPA3_OWE_STA is not set`
- `# CONFIG_ESP_WIFI_ENTERPRISE_SUPPORT is not set`
- observed `recovery.bin`: `0x142e20`
Profile split applied:
- shared `sdkconfig` restored for full app compatibility
- recovery trims moved to `sdkconfig.recovery.defaults`
- helper script added: `build-scripts/build_recovery_size.sh`
Net result vs baseline:
- `recovery.bin` delta: `-0x6c40` bytes (`-27,712`)
- overflow delta: `-0x6c40` bytes (`-27,712`)
@@ -270,3 +275,5 @@ Latest size snapshot (`build/recovery.map`):
- For open blockers, refer to latest in-container build logs under:
- `build/log/idf_py_stderr_output_*`
- `build/log/idf_py_stdout_output_*`
- For recovery-only footprint experiments (without changing shared `sdkconfig`), use:
- `build-scripts/build_recovery_size.sh [build-dir]`