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bootloader_support(esp32c2): Fix WR_DIS_RD_DIS burn for secure boot key

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SB key is left readable, the corresponding bit in RD_DIS is unset.
We set write-protection for RD_DIS to ensure that the SB key is always readable.
This commit is contained in:
KonstantinKondrashov
2023-01-06 00:44:46 +08:00
parent b7c28e92f1
commit df662c30e4
4 changed files with 22 additions and 10 deletions
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components/efuse/esp32c2/esp_efuse_table.csv
+1 -1
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@@ -12,7 +12,7 @@
##############################
# EFUSE_RD_WR_DIS_REG #
WR_DIS, EFUSE_BLK0, 0, 8, Write protection
WR_DIS.KEY0_RD_DIS, EFUSE_BLK0, 0, 1, Write protection for KEY0_RD_DIS
WR_DIS.RD_DIS, EFUSE_BLK0, 0, 1, Write protection for RD_DIS
WR_DIS.GROUP_1, EFUSE_BLK0, 1, 1, Write protection for WDT_DELAY DIS_PAD_JTAG DIS_DOWNLOAD_ICACHE
WR_DIS.GROUP_2, EFUSE_BLK0, 2, 1, Write protection for DOWNLOAD_DIS_MANUAL_ENCRYPT SPI_BOOT_CRYPT_CNT XTS_KEY_LENGTH_256 SECURE_BOOT_EN
WR_DIS.SPI_BOOT_CRYPT_CNT, EFUSE_BLK0, 2, 1, Write protection for DOWNLOAD_DIS_MANUAL_ENCRYPT [SPI_BOOT_CRYPT_CNT] XTS_KEY_LENGTH_256 SECURE_BOOT_EN
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