.. code-block:: none $ ./efuse_table_gen.py -t IDF_TARGET_PATH_NAME {IDF_TARGET_PATH_NAME}/esp_efuse_table.csv --info Max number of bits in BLK 256 Parsing efuse CSV input file esp32c6/esp_efuse_table.csv ... Verifying efuse table... Sorted efuse table: # field_name efuse_block bit_start bit_count 1 WR_DIS EFUSE_BLK0 0 32 2 WR_DIS.RD_DIS EFUSE_BLK0 0 1 3 WR_DIS.DIS_ICACHE EFUSE_BLK0 2 1 4 WR_DIS.DIS_USB_JTAG EFUSE_BLK0 2 1 5 WR_DIS.POWERGLITCH_EN EFUSE_BLK0 2 1 6 WR_DIS.DIS_FORCE_DOWNLOAD EFUSE_BLK0 2 1 7 WR_DIS.SPI_DOWNLOAD_MSPI_DIS EFUSE_BLK0 2 1 8 WR_DIS.DIS_TWAI EFUSE_BLK0 2 1 9 WR_DIS.JTAG_SEL_ENABLE EFUSE_BLK0 2 1 10 WR_DIS.DIS_PAD_JTAG EFUSE_BLK0 2 1 11 WR_DIS.DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 2 1 12 WR_DIS.WDT_DELAY_SEL EFUSE_BLK0 3 1 13 WR_DIS.SPI_BOOT_CRYPT_CNT EFUSE_BLK0 4 1 14 WR_DIS.SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 5 1 15 WR_DIS.SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 6 1 16 WR_DIS.SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 7 1 17 WR_DIS.KEY_PURPOSE_0 EFUSE_BLK0 8 1 18 WR_DIS.KEY_PURPOSE_1 EFUSE_BLK0 9 1 19 WR_DIS.KEY_PURPOSE_2 EFUSE_BLK0 10 1 20 WR_DIS.KEY_PURPOSE_3 EFUSE_BLK0 11 1 21 WR_DIS.KEY_PURPOSE_4 EFUSE_BLK0 12 1 22 WR_DIS.KEY_PURPOSE_5 EFUSE_BLK0 13 1 23 WR_DIS.SEC_DPA_LEVEL EFUSE_BLK0 14 1 24 WR_DIS.CRYPT_DPA_ENABLE EFUSE_BLK0 14 1 25 WR_DIS.SECURE_BOOT_EN EFUSE_BLK0 15 1 26 WR_DIS.SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 16 1 27 WR_DIS.ECDSA_FORCE_USE_HARDWARE_K EFUSE_BLK0 17 1 28 WR_DIS.FLASH_TPUW EFUSE_BLK0 18 1 29 WR_DIS.DIS_DOWNLOAD_MODE EFUSE_BLK0 18 1 30 WR_DIS.DIS_DIRECT_BOOT EFUSE_BLK0 18 1 31 WR_DIS.DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 18 1 32 WR_DIS.DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 18 1 33 WR_DIS.ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 18 1 34 WR_DIS.UART_PRINT_CONTROL EFUSE_BLK0 18 1 35 WR_DIS.FORCE_SEND_RESUME EFUSE_BLK0 18 1 36 WR_DIS.SECURE_VERSION EFUSE_BLK0 18 1 37 WR_DIS.SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 18 1 38 WR_DIS.HYS_EN_PAD0 EFUSE_BLK0 19 1 39 WR_DIS.HYS_EN_PAD1 EFUSE_BLK0 19 1 40 WR_DIS.BLK1 EFUSE_BLK0 20 1 41 WR_DIS.MAC EFUSE_BLK0 20 1 42 WR_DIS.MAC_EXT EFUSE_BLK0 20 1 43 WR_DIS.WAFER_VERSION_MINOR EFUSE_BLK0 20 1 44 WR_DIS.WAFER_VERSION_MAJOR EFUSE_BLK0 20 1 45 WR_DIS.DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK0 20 1 46 WR_DIS.FLASH_CAP EFUSE_BLK0 20 1 47 WR_DIS.FLASH_TEMP EFUSE_BLK0 20 1 48 WR_DIS.FLASH_VENDOR EFUSE_BLK0 20 1 49 WR_DIS.PKG_VERSION EFUSE_BLK0 20 1 50 WR_DIS.SYS_DATA_PART1 EFUSE_BLK0 21 1 51 WR_DIS.OPTIONAL_UNIQUE_ID EFUSE_BLK0 21 1 52 WR_DIS.BLK_VERSION_MINOR EFUSE_BLK0 21 1 53 WR_DIS.BLK_VERSION_MAJOR EFUSE_BLK0 21 1 54 WR_DIS.DISABLE_BLK_VERSION_MAJOR EFUSE_BLK0 21 1 55 WR_DIS.BLOCK_USR_DATA EFUSE_BLK0 22 1 56 WR_DIS.CUSTOM_MAC EFUSE_BLK0 22 1 57 WR_DIS.BLOCK_KEY0 EFUSE_BLK0 23 1 58 WR_DIS.BLOCK_KEY1 EFUSE_BLK0 24 1 59 WR_DIS.BLOCK_KEY2 EFUSE_BLK0 25 1 60 WR_DIS.BLOCK_KEY3 EFUSE_BLK0 26 1 61 WR_DIS.BLOCK_KEY4 EFUSE_BLK0 27 1 62 WR_DIS.BLOCK_KEY5 EFUSE_BLK0 28 1 63 WR_DIS.BLOCK_SYS_DATA2 EFUSE_BLK0 29 1 64 WR_DIS.USB_EXCHG_PINS EFUSE_BLK0 30 1 65 WR_DIS.VDD_SPI_AS_GPIO EFUSE_BLK0 30 1 66 WR_DIS.SOFT_DIS_JTAG EFUSE_BLK0 31 1 67 RD_DIS EFUSE_BLK0 32 7 68 RD_DIS.BLOCK_KEY0 EFUSE_BLK0 32 1 69 RD_DIS.BLOCK_KEY1 EFUSE_BLK0 33 1 70 RD_DIS.BLOCK_KEY2 EFUSE_BLK0 34 1 71 RD_DIS.BLOCK_KEY3 EFUSE_BLK0 35 1 72 RD_DIS.BLOCK_KEY4 EFUSE_BLK0 36 1 73 RD_DIS.BLOCK_KEY5 EFUSE_BLK0 37 1 74 RD_DIS.BLOCK_SYS_DATA2 EFUSE_BLK0 38 1 75 DIS_ICACHE EFUSE_BLK0 40 1 76 DIS_USB_JTAG EFUSE_BLK0 41 1 77 POWERGLITCH_EN EFUSE_BLK0 42 1 78 DIS_FORCE_DOWNLOAD EFUSE_BLK0 44 1 79 SPI_DOWNLOAD_MSPI_DIS EFUSE_BLK0 45 1 80 DIS_TWAI EFUSE_BLK0 46 1 81 JTAG_SEL_ENABLE EFUSE_BLK0 47 1 82 SOFT_DIS_JTAG EFUSE_BLK0 48 3 83 DIS_PAD_JTAG EFUSE_BLK0 51 1 84 DIS_DOWNLOAD_MANUAL_ENCRYPT EFUSE_BLK0 52 1 85 USB_EXCHG_PINS EFUSE_BLK0 57 1 86 VDD_SPI_AS_GPIO EFUSE_BLK0 58 1 87 WDT_DELAY_SEL EFUSE_BLK0 80 2 88 SPI_BOOT_CRYPT_CNT EFUSE_BLK0 82 3 89 SECURE_BOOT_KEY_REVOKE0 EFUSE_BLK0 85 1 90 SECURE_BOOT_KEY_REVOKE1 EFUSE_BLK0 86 1 91 SECURE_BOOT_KEY_REVOKE2 EFUSE_BLK0 87 1 92 KEY_PURPOSE_0 EFUSE_BLK0 88 4 93 KEY_PURPOSE_1 EFUSE_BLK0 92 4 94 KEY_PURPOSE_2 EFUSE_BLK0 96 4 95 KEY_PURPOSE_3 EFUSE_BLK0 100 4 96 KEY_PURPOSE_4 EFUSE_BLK0 104 4 97 KEY_PURPOSE_5 EFUSE_BLK0 108 4 98 SEC_DPA_LEVEL EFUSE_BLK0 112 2 99 ECDSA_FORCE_USE_HARDWARE_K EFUSE_BLK0 114 1 100 CRYPT_DPA_ENABLE EFUSE_BLK0 115 1 101 SECURE_BOOT_EN EFUSE_BLK0 116 1 102 SECURE_BOOT_AGGRESSIVE_REVOKE EFUSE_BLK0 117 1 103 FLASH_TPUW EFUSE_BLK0 124 4 104 DIS_DOWNLOAD_MODE EFUSE_BLK0 128 1 105 DIS_DIRECT_BOOT EFUSE_BLK0 129 1 106 DIS_USB_SERIAL_JTAG_ROM_PRINT EFUSE_BLK0 130 1 107 DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE EFUSE_BLK0 132 1 108 ENABLE_SECURITY_DOWNLOAD EFUSE_BLK0 133 1 109 UART_PRINT_CONTROL EFUSE_BLK0 134 2 110 FORCE_SEND_RESUME EFUSE_BLK0 136 1 111 SECURE_VERSION EFUSE_BLK0 137 16 112 SECURE_BOOT_DISABLE_FAST_WAKE EFUSE_BLK0 153 1 113 HYS_EN_PAD0 EFUSE_BLK0 154 6 114 HYS_EN_PAD1 EFUSE_BLK0 160 22 115 MAC EFUSE_BLK1 0 8 116 MAC EFUSE_BLK1 8 8 117 MAC EFUSE_BLK1 16 8 118 MAC EFUSE_BLK1 24 8 119 MAC EFUSE_BLK1 32 8 120 MAC EFUSE_BLK1 40 8 121 MAC_EXT EFUSE_BLK1 48 16 122 WAFER_VERSION_MINOR EFUSE_BLK1 114 3 123 WAFER_VERSION_MAJOR EFUSE_BLK1 117 2 124 DISABLE_WAFER_VERSION_MAJOR EFUSE_BLK1 119 1 125 FLASH_CAP EFUSE_BLK1 120 3 126 FLASH_TEMP EFUSE_BLK1 123 2 127 FLASH_VENDOR EFUSE_BLK1 125 3 128 PKG_VERSION EFUSE_BLK1 128 3 129 SYS_DATA_PART2 EFUSE_BLK10 0 256 130 OPTIONAL_UNIQUE_ID EFUSE_BLK2 0 128 131 BLK_VERSION_MINOR EFUSE_BLK2 130 3 132 BLK_VERSION_MAJOR EFUSE_BLK2 133 2 133 DISABLE_BLK_VERSION_MAJOR EFUSE_BLK2 135 1 134 USER_DATA EFUSE_BLK3 0 256 135 USER_DATA.MAC_CUSTOM EFUSE_BLK3 200 48 136 KEY0 EFUSE_BLK4 0 256 137 KEY1 EFUSE_BLK5 0 256 138 KEY2 EFUSE_BLK6 0 256 139 KEY3 EFUSE_BLK7 0 256 140 KEY4 EFUSE_BLK8 0 256 141 KEY5 EFUSE_BLK9 0 256 Used bits in efuse table: EFUSE_BLK0 [0 31] [0 0] [2 2] ... [21 22] [22 30] [30 38] [32 38] [40 42] [44 52] [57 58] [80 117] [124 130] [132 181] EFUSE_BLK1 [0 63] [114 130] EFUSE_BLK10 [0 255] EFUSE_BLK2 [0 127] [130 135] EFUSE_BLK3 [0 255] [200 247] EFUSE_BLK4 [0 255] EFUSE_BLK5 [0 255] EFUSE_BLK6 [0 255] EFUSE_BLK7 [0 255] EFUSE_BLK8 [0 255] EFUSE_BLK9 [0 255] Note: Not printed ranges are free for using. (bits in EFUSE_BLK0 are reserved for Espressif)