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CHANGELOG.md

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v4.7.0 (2023-12-13)

New Features

  • test_esptool: Added test for embedded and detected flash size match
  • spi_connection: Support --spi-connection on all chips
  • espefuse: Support XTS_AES_256_KEY key_purpose for ESP32P4
  • xip_psram: support xip psram feature on esp32p4
  • add support for intel hex format
  • esp32p4: Stub flasher support
  • elf2image: add ram-only-header argument
  • rfc2217_server: Add hard reset sequence
  • espefuse: Adds efuse ADC calibration data for ESP32H2
  • espefuse: Update the way to complete the operation
  • add support for get_security_info on esp32c3 ECO7
  • loader: Added hints for some serial port issues when rising port error
  • Add support for Python 3.12
  • esp32c3: Support ECO6 and ECO7 magic numbers
  • merge_bin: add support for uf2 format
  • esp32-s3: Support >16MB quad flash chips
  • efuse: Update key purpose table and tests
  • efuse: ESP32P4 adds ecdsa_key support
  • espefuse: Add support for esp32p4 chip
  • esptool: added target to esp32p4
  • espsecure: Allow prompting for HSM PIN in read_hsm_config
  • esptool: Add new packages for ESP32C3 and flash efuses
  • esptool: Add tests for get_chip_features
  • esptool: Add PICO package for ESP32S3 and flash/psram efuses
  • get_security_info: Improved the output format and added more details

Bug Fixes

  • esp32c2: Added get_flash_cap and get_flash_vendor
  • testloadram: Windows assertion error
  • fixed exit() to be used from right module
  • esp32c2: Recommend using higher baud rate if connection fails
  • test_esptool: Fixed connection issue on Windows
  • esptool: Rephrase the --ram-only-header command message
  • load_ram: check for overlaps in bss section
  • tests/intelhex: make sure file is closed on Windows
  • spi_connection: Unattach previously attached SPI flash
  • espefuse: Fix ECDSA_FORCE_USE_HARDWARE_K for ECDSA key (esp32h2)
  • loader: Could not open serial port message adjusted
  • flasher_stub: fix usb-serial-jtag enabled non-related intr source
  • bin_image: Check only ELF sections when searching for .flash.appdesc
  • danger-github: Fir Danger GitHub token permission
  • Fix redirection of STDOUT
  • autodetection: Remove the ESP32-S2 ROM class from get_security_info autodetection
  • assert in esp32 exclusive workaround
  • elf2image: fix text/rodata mapping overlap issue on uni-idrom bus chips
  • dangerGH: Update token permissions - allow Danger to add comments to PR
  • expand file args: Correctly print the expanded command
  • esp32-c2: Enable flashing in secure download mode

Code Refactoring

  • stub_flasher: Cleanup, make adding new targets easier

v4.6.2 (2023-06-12)

Bug Fixes

  • CH9102F: Suggest to install new serial drivers if writing to RAM fails
  • compressed upload: Accept short data blocks with only Adler-32 bytes

v4.6.1 (2023-06-01)

Bug Fixes

  • ESP32-S3: Correct RTC WDT registers to fix resets during flashing

v4.6 (2023-05-29)

New Features

  • esptool: add option to dump whole flash based on detected size

Bug Fixes

  • inconsistent usage of dirs separator
  • USB-JTAG-Serial PID detection error
  • Set flash parameters even with --flash_size keep
  • ESP32-C6: Fix get_pkg_version and get_{major,minor}_chip_version

v4.5.1 (2023-02-28)

Bug Fixes

  • ESP32-S3: Temporarily disable increasing CPU freq
  • Unknown chip (ID or magic number) error
  • ESP32-S3: Lower CPU freq to improve flasher stub stability
  • rfc2217_server: Use new reset sequences

v4.5 (2023-02-10)

New Features

  • stub: Add ESP32-S3 octal flash support
  • esp32h2: Enable USB-JTAG/Serial mode in the stub flasher
  • bootloader reset: Allow custom reset strategy setting with a config file
  • Allow configuration with a config file
  • bootloader reset: Tighter transitions on Unix systems
  • ci: Publish development releases with custom pipeline
  • esp32c6 stub: Increase CPU frequency and write/read speeds over USB-JTAG/Serial
  • esp32c6 stub: Enable USB-JTAG/Serial
  • flash_id: Print the flash type if available for the chip

Bug Fixes

  • cmds: Make clear that flash type is from eFuse and not detection
  • load config file: Sort unknown config options
  • esp32c6: Workaround for bad MSPI frequency in HS mode
  • flasher_stub: Correct boundaries for SPIWrite4B and SPIRead4B
  • secure download mode: Reconnect if ROM refuses to respond
  • secure download mode: Fix SDM detection on S2/S3
  • ci: Merge two "ci" directories and build_tools into one
  • ci: The development release job should not run by default
  • setup: Use latest reedsolo package which can be installed with Python3.10 and Cython
  • write_flash: Fix --erase-all option
  • espefuse: Close serial port even when espefuse fails
  • espefuse: Fix compatibility with Bitstring>=4

Code Refactoring

  • Comply with black 23.1 style
  • Optimize unnecessary chip interrogations
  • connection attempt: Decouple reset sequence settings

v4.4 (2022-11-21)

New Features

  • flasher_stub: Increase CPU frequency and write/read speeds over native USB (USB-OTG)
  • flasher_stub: Increase CPU frequency and write/read speeds over USB-JTAG/Serial
  • Readable error message for serial-related issues
  • Detect Guru Meditation errors

Bug Fixes

  • Add workaround for breaking changes of bitstring==4
  • close unused ports while get_default_connected_device

v4.3 (2022-09-14)

New Features

  • image_info: Print application information if possible
  • Add Macronix flash memory density definitions
  • write_flash: Prevent flashing incompatible images
  • Recover from serial errors when flashing
  • Add stub flasher error messages definitions
  • image_info: Image type autodetection

Code Refactoring

  • elf2image: Simplify bootloader image selection