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nvs_flash: Modify the default NVS initialization API with internal nvs encryption

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handling (only when nvs encryption is enabled)
    * NVS Encryption will now be turned on by default with flash encryption
    * Updated the flash encryption example to shocase NVS encryption
    along with information on how to configure and use NVS encryption
    * Updated respective test case
    * Added two partition tables for NVS encryption
     i) Table 1- Single factory app, no OTA, encrypted NVS
     ii) Table 2- Factory app, Two OTA, encrypted NVS
This commit is contained in:
Aditya Patwardhan
2020-12-15 08:31:39 +05:30
committed by bot
parent b77c85c1e1
commit a02be97fda
14 changed files with 164 additions and 9 deletions
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2
examples/security/flash_encryption/partitions_example.csv
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@@ -3,3 +3,5 @@ nvs, data, nvs, , 0x6000,
# Extra partition to demonstrate reading/writing of encrypted flash
storage, data, 0xff, , 0x1000, encrypted
factory, app, factory, , 1M,
# nvs_key partition contains the key that encrypts the NVS partition named nvs. The nvs_key partition needs to be encrypted.
nvs_key, data, nvs_keys, , 0x1000, encrypted,
1 # Name, Type, SubType, Offset, Size, Flags
3 # Extra partition to demonstrate reading/writing of encrypted flash
4 storage, data, 0xff, , 0x1000, encrypted
5 factory, app, factory, , 1M,
6 # nvs_key partition contains the key that encrypts the NVS partition named nvs. The nvs_key partition needs to be encrypted.
7 nvs_key, data, nvs_keys, , 0x1000, encrypted,