Draft: DTS rel v1.2.9

docs/dasharo-tools-suite/documentation.md

@@ -379,9 +379,34 @@ Please consider the following options depending on your situation:
 
 ### Firmware update
 
-DTS can be used to update Dasharo firmware. To achieve this, boot it on platform
-with flashed Dasharo and choose option number `5`. You may see additional
-information about available updates if you are not [Dasharo Entry
+DTS can be used to update Dasharo firmware. It can be achieved in tree different
+ways:
+
+* [using Firmware Update Mode](#firmware-update-mode-based-update),
+* [using DTS menu](#dts-menu-based-update),
+* [flashing locally stored firmware files](#local-firmware-update).
+
+#### Firmware Update Mode based update
+
+> Note: This option is not available for [Dasharo Entry
+  Subscription](https://docs.dasharo.com/ways-you-can-help-us/#become-a-dasharo-entry-subscription-subscriber)
+  subscribers.
+
+Starting with v1.2.9, DTS has efivars support to simplify the Dasharo firmware
+update process by detecting Firmware Update Mode(FUM). When this happens, DTS
+will automatically start the update process to the latest available version
+instead of booting to the standard menu. For more information, please look at
+the [Firmware Update Mode
+flowchart](../guides/firmware-update.md#firmware-update-mode-flowchart).
+
+#### DTS menu based update
+
+Updating Dasharo firmware using menu needs access to whole flash with flashrom,
+so to perform an update, please visit [Dasharo Security Options
+section](https://docs.dasharo.com/dasharo-menu-docs/dasharo-system-features/#dasharo-security-options)
+and make sure every locks are disabled. Next, boot DTS on platform with flashed
+Dasharo and choose option number `5`. You may see additional information about
+available updates if you are not [Dasharo Entry
 Subscription](https://docs.dasharo.com/ways-you-can-help-us/#become-a-dasharo-entry-subscription-subscriber)
 subscriber.
 

docs/dasharo-tools-suite/releases.md

@@ -15,6 +15,35 @@ Process](../dev-proc/standard-release-process.md).
 
 [newsletter]: https://newsletter.3mdeb.com/subscription/ttzqCq9fy
 
+## v1.2.9 - 2023-09-29
+
+### Images
+
+[USB bootable DTS v1.2.9 image][USB_DTS_v1.2.9]{ .md-button }
+[sha256][USB_DTS_sha_v1.2.9]{ .md-button }
+[sha256.sig][USB_DTS_sig_v1.2.9]{ .md-button }
+
+[DTS v1.2.8 ISO image][ISO_DTS_v1.2.9]{ .md-button }
+[sha256 ISO][ISO_DTS_sha_v1.2.9]{ .md-button }
+[sha256.sig ISO][ISO_DTS_sig_v1.2.9]{ .md-button }
+
+[USB_DTS_v1.2.9]: https://3mdeb.com/open-source-firmware/DTS/v1.2.9/dts-base-image-v1.2.9.wic.gz-TBD
+[USB_DTS_sha_v1.2.9]: https://3mdeb.com/open-source-firmware/DTS/v1.2.9/dts-base-image-v1.2.9.wic.gz.sha256-TBD
+[USB_DTS_sig_v1.2.9]: https://3mdeb.com/open-source-firmware/DTS/v1.2.9/dts-base-image-v1.2.9.wic.gz.sha256.sig-TBD
+[ISO_DTS_v1.2.9]: https://3mdeb.com/open-source-firmware/DTS/v1.2.9/dts-base-image-v1.2.9.iso-TBD
+[ISO_DTS_sha_v1.2.9]: https://3mdeb.com/open-source-firmware/DTS/v1.2.9/dts-base-image-v1.2.9.iso.sha256-TBD
+[ISO_DTS_sig_v1.2.9]: https://3mdeb.com/open-source-firmware/DTS/v1.2.9/dts-base-image-v1.2.9.iso.sha256.sig-TBD
+
+  To verify binary integrity with hash and signature please follow the
+  instructions in [Dasharo release signature verification](/guides/signature-verification)
+  using [this key](https://raw.githubusercontent.com/3mdeb/3mdeb-secpack/master/dasharo/dasharo_tools_suite/dasharo-tools-suite-open-source-software-release-1.2.x-signing-key-pub.asc)
+
+### Changelog
+
+Please, refer to
+[changelog](https://github.com/Dasharo/meta-dts/blob/main/CHANGELOG.md#v129---2023-09-29)
+stored in `meta-dts` repository.
+
 ## v1.2.8 - 2023-09-06
 
 ### Images