trezor-firmware/core/embed/bootloader/CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog.

2.1.4 [November 2023]

Added

• Minimize risk of losing seed when upgrading firmware. [#2794]
• Support interaction-less upgrade. [#2919]

2.1.3 [September 2023]

Changed

• Split builds of different parts to use simple util.s assembler, while FW+bootloader use interconnected ones. [#3205]
• No longer erases seed when firmware is corrupted but firmware header is correct and signed. Added firmware corrupted info to bootloader screen. [#3122]
• Correctly reinitialize Optiga SE when rebooting. [#3303]

2.1.2 [August 2023]

Internal only release for Model R prototypes.

Added

• Added support for STM32F429I-DISC1 board [#2989]
• Locked bootloader support: bootloader will disallow installation of unofficial firmware unless the Optiga pairing secret is erased.
• Support unlocking the bootloader via UnlockBootloader message.

Changed

• Show "empty lock" logo together with model name (replacing the "filled lock" logo for bootloader entirely). [#3222]
• When building a PRODUCTION=0 bootloader, it will recognize the development signing keys instead of production ones.

Fixed

• Fixed gamma correction settings for Model T [#2955]

2.1.1 [June 2023]

Internal only release for Model R prototypes.

Added

• Added production public keys for T2B1. [#3048]
• Added UI for T2B1.

Fixed

• Fix installation of images smaller than 128kB. [#2941]

2.1.0 [April 2023]

Added

• Optimize touch controller communication [#262]
• Bootloader redesign [#1049]
• Add basic Trezor Model R hardware support [#2243]
• Jump and stay in bootloader from firmware through SVC call reverse trampoline. [#2284]
• Add RGB LED for Model R [#2300]
• Using hardware acceleration (dma2d) for rendering [#2414]
• Add stack overflow detection [#2427]
• Add model info to image and check when installing/running firmware [#2623]
• Introduced bootloader emulator. [#2879]

Changed

• Update logic of vendor header comparison. [#1599]
• CPU Frequency increased to 180 MHz [#2587]
• Fixed display blinking by increasing backlight PWM frequency [#2595]

Fixed

• Fixed retries counter when reading from USB [#2896]

Security

• Avoid accidental build with broken stack protector [#1642]

2.0.4 [May 2022]

Security

• Intentionally skipped this version due to fake devices

2.0.3 [March 2019]

Security

• Enable MPU
• Introduce delays to USB stack

2.0.2 [December 2018]

Added

• Support for a new display driver

2.0.1 [February 2018]

Added

• First public release [#262]: https://github.com/trezor/trezor-firmware/pull/262 [#1049]: https://github.com/trezor/trezor-firmware/pull/1049 [#1599]: https://github.com/trezor/trezor-firmware/pull/1599 [#1642]: https://github.com/trezor/trezor-firmware/pull/1642 [#2243]: https://github.com/trezor/trezor-firmware/pull/2243 [#2284]: https://github.com/trezor/trezor-firmware/pull/2284 [#2300]: https://github.com/trezor/trezor-firmware/pull/2300 [#2414]: https://github.com/trezor/trezor-firmware/pull/2414 [#2427]: https://github.com/trezor/trezor-firmware/pull/2427 [#2587]: https://github.com/trezor/trezor-firmware/pull/2587 [#2595]: https://github.com/trezor/trezor-firmware/pull/2595 [#2623]: https://github.com/trezor/trezor-firmware/pull/2623 [#2794]: https://github.com/trezor/trezor-firmware/pull/2794 [#2879]: https://github.com/trezor/trezor-firmware/pull/2879 [#2896]: https://github.com/trezor/trezor-firmware/pull/2896 [#2919]: https://github.com/trezor/trezor-firmware/pull/2919 [#2941]: https://github.com/trezor/trezor-firmware/pull/2941 [#2955]: https://github.com/trezor/trezor-firmware/pull/2955 [#2989]: https://github.com/trezor/trezor-firmware/pull/2989 [#3048]: https://github.com/trezor/trezor-firmware/pull/3048 [#3122]: https://github.com/trezor/trezor-firmware/pull/3122 [#3205]: https://github.com/trezor/trezor-firmware/pull/3205 [#3222]: https://github.com/trezor/trezor-firmware/pull/3222 [#3303]: https://github.com/trezor/trezor-firmware/pull/3303