.. first_boot_enc .. code-block:: none rst:0x1 (POWERON),boot:0x3d (SPI_FAST_FLASH_BOOT) SPI mode:DIO, clock div:2 load:0x40855c10,len:0x2c34 load:0x4084c7a0,len:0x6f8 load:0x4084e9a0,len:0x41c4 entry 0x4084c804 I (32) boot: ESP-IDF v5.3-dev-3860-g5d36288649-dirty 2nd stage bootloader I (33) boot: compile time May 7 2024 17:31:13 I (34) boot: chip revision: v0.0 I (37) boot.esp32c5: SPI Speed : 40MHz I (42) boot.esp32c5: SPI Mode : DIO I (47) boot.esp32c5: SPI Flash Size : 2MB I (52) boot: Enabling RNG early entropy source... I (64) boot: Partition Table: I (68) boot: ## Label Usage Type ST Offset Length I (75) boot: 0 nvs WiFi data 01 02 0000e000 00006000 I (82) boot: 1 storage Unknown data 01 ff 00014000 00001000 I (90) boot: 2 factory factory app 00 00 00020000 00100000 I (97) boot: 3 nvs_key NVS keys 01 04 00120000 00001000 I (105) boot: 4 custom_nvs WiFi data 01 02 00121000 00006000 I (113) boot: End of partition table I (117) esp_image: segment 0: paddr=00020020 vaddr=42010020 size=09674h ( 38516) map I (169) esp_image: segment 1: paddr=0002969c vaddr=40800000 size=0697ch ( 27004) load I (197) esp_image: segment 2: paddr=00030020 vaddr=42000020 size=0f4fch ( 62716) map I (256) esp_image: segment 3: paddr=0003f524 vaddr=4080697c size=00c28h ( 3112) load I (261) esp_image: segment 4: paddr=00040154 vaddr=408075b0 size=00d18h ( 3352) load I (269) boot: Loaded app from partition at offset 0x20000 I (270) boot: Checking flash encryption... I (273) efuse: Batch mode of writing fields is enabled I (279) flash_encrypt: Generating new flash encryption key... I (297) efuse: Writing EFUSE_BLK_KEY0 with purpose 4 I (300) flash_encrypt: Disable UART bootloader encryption... I (306) flash_encrypt: Disable JTAG... I (312) efuse: BURN BLOCK4 I (317) efuse: BURN BLOCK4 - OK (write block == read block) I (320) efuse: BURN BLOCK0 I (326) efuse: BURN BLOCK0 - OK (write block == read block) I (330) efuse: Batch mode. Prepared fields are committed I (335) esp_image: segment 0: paddr=00002020 vaddr=40855c10 size=02c34h ( 11316) I (353) esp_image: segment 1: paddr=00004c5c vaddr=4084c7a0 size=006f8h ( 1784) I (356) esp_image: segment 2: paddr=0000535c vaddr=4084e9a0 size=041c4h ( 16836) I (1091) flash_encrypt: bootloader encrypted successfully I (1182) flash_encrypt: partition table encrypted and loaded successfully I (1183) flash_encrypt: Encrypting partition 1 at offset 0x14000 (length 0x1000)... I (1271) flash_encrypt: Done encrypting I (1272) esp_image: segment 0: paddr=00020020 vaddr=42010020 size=09674h ( 38516) map I (1309) esp_image: segment 1: paddr=0002969c vaddr=40800000 size=0697ch ( 27004) I (1336) esp_image: segment 2: paddr=00030020 vaddr=42000020 size=0f4fch ( 62716) map I (1395) esp_image: segment 3: paddr=0003f524 vaddr=4080697c size=00c28h ( 3112) I (1400) esp_image: segment 4: paddr=00040154 vaddr=408075b0 size=00d18h ( 3352) I (1405) flash_encrypt: Encrypting partition 2 at offset 0x20000 (length 0x100000)... I (24123) flash_encrypt: Done encrypting I (24124) flash_encrypt: Encrypting partition 3 at offset 0x120000 (length 0x1000)... I (24215) flash_encrypt: Done encrypting I (24216) flash_encrypt: Setting CRYPT_CNT for permanent encryption I (24217) efuse: BURN BLOCK0 I (24221) efuse: BURN BLOCK0 - OK (all write block bits are set) I (24226) flash_encrypt: Flash encryption completed I (24231) boot: Resetting with flash encryption enabled... ------ .. already_en_enc .. code-block:: none rst:0x1 (POWERON),boot:0x3d (SPI_FAST_FLASH_BOOT) SPI mode:DIO, clock div:2 load:0x40855c10,len:0x2be8 load:0x4084c7a0,len:0x6f8 load:0x4084e9a0,len:0x418c entry 0x4084c804 I (32) boot: ESP-IDF v5.3-dev-3860-g5d36288649 2nd stage bootloader I (33) boot: compile time May 7 2024 17:24:43 I (34) boot: chip revision: v0.0 I (37) boot.esp32c5: SPI Speed : 40MHz I (42) boot.esp32c5: SPI Mode : DIO I (46) boot.esp32c5: SPI Flash Size : 2MB I (51) boot: Enabling RNG early entropy source... I (64) boot: Partition Table: I (67) boot: ## Label Usage Type ST Offset Length I (74) boot: 0 nvs WiFi data 01 02 0000e000 00006000 I (82) boot: 1 storage Unknown data 01 ff 00014000 00001000 I (89) boot: 2 factory factory app 00 00 00020000 00100000 I (97) boot: 3 nvs_key NVS keys 01 04 00120000 00001000 I (104) boot: 4 custom_nvs WiFi data 01 02 00121000 00006000 I (113) boot: End of partition table I (116) esp_image: segment 0: paddr=00020020 vaddr=42010020 size=095c4h ( 38340) map E (125) fpga_rng: Project configuration is for internal FPGA use, RNG will not work I (169) esp_image: segment 1: paddr=000295ec vaddr=40800000 size=06a2ch ( 27180) load I (197) esp_image: segment 2: paddr=00030020 vaddr=42000020 size=0f4d4h ( 62676) map I (256) esp_image: segment 3: paddr=0003f4fc vaddr=40806a2c size=00b78h ( 2936) load I (261) esp_image: segment 4: paddr=0004007c vaddr=408075b0 size=00d18h ( 3352) load I (269) boot: Loaded app from partition at offset 0x20000 I (270) boot: Checking flash encryption... I (273) efuse: Batch mode of writing fields is enabled I (278) flash_encrypt: Generating new flash encryption key... E (285) fpga_rng: Project configuration is for internal FPGA use, RNG will not work I (295) efuse: Writing EFUSE_BLK_KEY0 with purpose 4 W (300) flash_encrypt: Not disabling UART bootloader encryption I (305) flash_encrypt: Disable JTAG... I (312) efuse: BURN BLOCK4 I (317) efuse: BURN BLOCK4 - OK (write block == read block) I (319) efuse: BURN BLOCK0 I (325) efuse: BURN BLOCK0 - OK (all write block bits are set) I (330) efuse: Batch mode. Prepared fields are committed I (335) esp_image: segment 0: paddr=00002020 vaddr=40855c10 size=02be8h ( 11240) I (353) esp_image: segment 1: paddr=00004c10 vaddr=4084c7a0 size=006f8h ( 1784) I (356) esp_image: segment 2: paddr=00005310 vaddr=4084e9a0 size=0418ch ( 16780) I (1131) flash_encrypt: bootloader encrypted successfully I (1229) flash_encrypt: partition table encrypted and loaded successfully I (1230) flash_encrypt: Encrypting partition 1 at offset 0x14000 (length 0x1000)... I (1325) flash_encrypt: Done encrypting I (1325) esp_image: segment 0: paddr=00020020 vaddr=42010020 size=095c4h ( 38340) map I (1362) esp_image: segment 1: paddr=000295ec vaddr=40800000 size=06a2ch ( 27180) I (1389) esp_image: segment 2: paddr=00030020 vaddr=42000020 size=0f4d4h ( 62676) map I (1448) esp_image: segment 3: paddr=0003f4fc vaddr=40806a2c size=00b78h ( 2936) I (1453) esp_image: segment 4: paddr=0004007c vaddr=408075b0 size=00d18h ( 3352) I (1458) flash_encrypt: Encrypting partition 2 at offset 0x20000 (length 0x100000)... I (24332) flash_encrypt: Done encrypting I (24332) flash_encrypt: Encrypting partition 3 at offset 0x120000 (length 0x1000)... I (24422) flash_encrypt: Done encrypting I (24423) efuse: BURN BLOCK0 I (24425) efuse: BURN BLOCK0 - OK (all write block bits are set) I (24427) flash_encrypt: Flash encryption completed I (24431) boot: Resetting with flash encryption enabled... ESP-ROM:esp32c5-20240329 Build:Mar 29 2024 rst:0x3 (RTC_SW_HPSYS),boot:0x3d (SPI_FAST_FLASH_BOOT) Core0 Saved PC:0x4084fe1c use legacy efuse key SPI mode:DIO, clock div:2 load:0x40855c10,len:0x2be8 load:0x4084c7a0,len:0x6f8 load:0x4084e9a0,len:0x418c entry 0x4084c804 I (39) boot: ESP-IDF v5.3-dev-3860-g5d36288649 2nd stage bootloader I (40) boot: compile time May 7 2024 17:24:43 I (41) boot: chip revision: v0.0 I (44) boot.esp32c5: SPI Speed : 40MHz I (48) boot.esp32c5: SPI Mode : DIO I (53) boot.esp32c5: SPI Flash Size : 2MB I (58) boot: Enabling RNG early entropy source... I (70) boot: Partition Table: I (74) boot: ## Label Usage Type ST Offset Length I (81) boot: 0 nvs WiFi data 01 02 0000e000 00006000 I (89) boot: 1 storage Unknown data 01 ff 00014000 00001000 I (96) boot: 2 factory factory app 00 00 00020000 00100000 I (103) boot: 3 nvs_key NVS keys 01 04 00120000 00001000 I (111) boot: 4 custom_nvs WiFi data 01 02 00121000 00006000 I (119) boot: End of partition table I (123) esp_image: segment 0: paddr=00020020 vaddr=42010020 size=095c4h ( 38340) map I (177) esp_image: segment 1: paddr=000295ec vaddr=40800000 size=06a2ch ( 27180) load I (207) esp_image: segment 2: paddr=00030020 vaddr=42000020 size=0f4d4h ( 62676) map I (269) esp_image: segment 3: paddr=0003f4fc vaddr=40806a2c size=00b78h ( 2936) load I (274) esp_image: segment 4: paddr=0004007c vaddr=408075b0 size=00d18h ( 3352) load I (283) boot: Loaded app from partition at offset 0x20000 I (283) boot: Checking flash encryption... I (286) flash_encrypt: flash encryption is enabled (1 plaintext flashes left) I (294) boot: Disabling RNG early entropy source... I (318) cpu_start: Unicore app I (326) cpu_start: Pro cpu start user code I (330) cpu_start: cpu freq: 40000000 Hz I (335) app_init: Application information: I (340) app_init: Project name: flash_encryption I (345) app_init: App version: qa-test-v5.3-20240419-267-g5d36 I (352) app_init: Compile time: May 7 2024 17:24:35 I (358) app_init: ELF file SHA256: 712933cde... I (364) app_init: ESP-IDF: v5.3-dev-3860-g5d36288649 I (370) efuse_init: Min chip rev: v0.0 I (375) efuse_init: Max chip rev: v0.99 I (380) efuse_init: Chip rev: v0.0 I (385) heap_init: Initializing. RAM available for dynamic allocation: I (392) heap_init: At 408091A0 len 00051730 (325 KiB): RAM I (398) heap_init: At 4085A8D0 len 00004C30 (19 KiB): RAM I (404) heap_init: At 50000000 len 00003FE8 (15 KiB): RTCRAM I (426) spi_flash: detected chip: generic I (427) spi_flash: flash io: dio W (431) spi_flash: Detected size(4096k) larger than the size in the binary image header(2048k). Using the size in the binary image header. W (445) flash_encrypt: Flash encryption mode is DEVELOPMENT (not secure) I (452) nvs_sec_provider: NVS Encryption - Registering Flash encryption-based scheme... I (466) main_task: Started on CPU0 I (466) main_task: Calling app_main() Example to check Flash Encryption status This is esp32c5 chip with 1 CPU core(s), WiFi/BLE, silicon revision v0.0, 2MB external flash FLASH_CRYPT_CNT eFuse value is 1 Flash encryption feature is enabled in DEVELOPMENT mode ------