NovaCustom NS5x/7x 11th Gen Dasharo Release Notes¶
Following Release Notes describe status of open-source firmware development for NovaCustom NS5x/7x 11th Gen
For details about our release process please read Dasharo Standard Release Process.
v1.6.0 - 2026-08-13¶
Test results for this release can be found here.
Added¶
- Firmware update via UEFI capsule update interface with LVFS support
- PCR-0 reconstruction
- Quiet boot/Fast boot
- FTDI controller support
- Sleep-and-charge ports
- Sleep type option
- ACPI driver
- Human-readable UEFI Secure Boot key management screens
- Microphone Switch (FN+4)
- Software Bill of Materials (SBOM) embedded in the firmware image, covering the payload, ME, EC, microcode, FSP, ACMs, flash descriptor, vboot and iPXE
- CBFS verification integrated with vboot
- EC firmware stored in the main SPI flash and updated together with the firmware
- CPU throttling threshold configurable in firmware setup
- USB port power configuration option
- ACPI thermal monitoring and fan control
- SMBIOS serial number and UUID reported from the firmware
- Docking station Ethernet support in iPXE
Changed¶
- coreboot rebased on 24.12
- EDK II rebased on edk2-stable202502
- UEFI DBX updated to 2026-06-30
- Intel Microcode updated to microcode-20260227
- Owner GUID of Secure Boot DB and KEK to Microsoft recommended values
- Password policy updated to allow passphrases with lowercase-only characters per modern NIST standards
- Early boot DMA protection option now warns about Windows incompatibility
- EC firmware is now built from Dasharo EC
- Intel ME firmware and flash descriptor are now sourced from the public dasharo-blobs repository
Fixed¶
- Hybrid Graphics Mode in Setup on iGPU only system
- Some devices on dock are not detected after warmboot or reboot
- Some commands in dasharo_ectool fail
- Function Lock setting is not saved after cold boot
- Power state after power failure option does not work as intended
- The laptop does not automatically wake up from hibernation using rtcwake
- No HDMI output in firmware
- Connecting and immediately disconnecting the charger, sets the battery status in OS to "charging" for about 2 minutes
- Transition to Dasharo firmware may brick the platform when vboot is enabled on certain NS50 units
- Laptop hangs up after 20 cycles of the suspend procedure
- Secure Boot accepts a file signed using an expired certificate
- SBOM BIOS and SINIT ACM version missing
- SBOM components missing
- SBOM hashes missing, LVFS uswid does not detect SBOM
- Suspend mechanism switching between S0ix and S3 does not work
- Proper fwupd support for vboot
- Internal keyboard sometimes does not work in firmware
- The screen brightness level gets stuck when keys are held
- Missing information about cache
- Unable to login to Windows 11 with the docking station connected
- The laptop jams during EC firmware flashing procedure
- Connecting the RJ45 cable to the Gigabit Ethernet port does not bring up the link
- Warning sign in device manager under the touchpad device
- Fan is louder in Silent mode than with the 1.3.0 EC
- Reset to defaults with F9 causes the wrong settings to be restored
- Touchpad issues on NovaCustom NS70 notebook
- OS fails to resume from S3 on some board revisions
- Incomplete serial console output
- Windows 11 fails to resume from hibernation
- Ability to boot to Clonezilla Server (iPXE)
- SD card is not recognized as bootable
- Closing the lid generates ACPI Error: No handler or method for GPE 6B
- Following initial deployment and recovery documentation leads to unbootable system
Known issues¶
- Poor Package C-state residency at idle after first s2idle cycle
- S3 sleep does not work - experimental
- Early boot DMA protection is disabled in OS despite enabling it in FW
- Capsule update signing is not enforced
- TPM GPIO reset vulnerability
- USB Always-On port does not work as expected: when the laptop is powered off while disconnected from AC, the Always On USB-A port does not deliver power. Workaround: briefly connect and disconnect the AC adapter while the laptop is powered off
- PCR-7 (authority) measurement is not fully reconstructed
- Disk operations underperform in Windows
- Disk underperforms when on battery power
- No ability to change active PCR banks with TPM PPI in FW
- Turning wifi/bt off inside BIOS leads to an ACPI error message while system start on Gentoo Linux
- F7 Function Key controlled by the firmware
- UCSI interface is not functional
Binaries¶
novacustom_ns5x_tgl_ec_v1.6.0.rom sha256 sha256.sig novacustom_ns5x_tgl_v1.6.0.cap sha256 sha256.sig novacustom_ns5x_tgl_v1.6.0.rom sha256 sha256.sig novacustom_ns5x_tgl_v1.6.0.sbom.json sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- Dasharo coreboot fork based on 24.12 revision 77504cc4
- Dasharo fork of System76 EC based on 2026-07-22_a3c183f revision a3c183f2
- Dasharo EDKII fork based on edk2-stable202502 revision 93bc0155
- Dasharo fork of edk2-platforms based on v0.9.0 revision 1002a596
- Dasharo iPXE fork based on v1.21.1 revision 6c7068fc
- vboot based on 5c360ef4 revision 5c360ef4
- Intel Management Engine version v15.0.47.2473
- Intel Flash Descriptor version v1.0
- Intel GOP Driver version v17.0.1087
- Intel Firmware Support Package for Tiger Lake version Edge Platforms TGL-UP3/H IPU 2026.1 (8063_03) FSP
- Intel microcode version TGL-H R0 0xbe 24/07/2025
- Intel microcode version TGL-R C0 0x3e 24/07/2025
An integrated SBOM is also included in the firmware images. It describes a complete set of components and their versions used to build the firmware images. The published SBOM artifact is in CycloneDX format and can be viewed by SBOM tools, for example sbom-tools.
v1.5.2 - 2024-01-17¶
Test results for this release can be found here.
Added¶
Changed¶
- Changed throttling temperature to 80 degrees
- Enabled HTTPS for Dasharo Tools Suite network boot option
Fixed¶
- Low performance when booting on battery power only
- Regression charging via dell usb-c dock
- Video on USB-C docks sometimes fails to initialize
- USB-C chargers may be overloaded in certain scenarios
- Hybrid Power Boost mode of battery charger is not functional
- Laptop may shut down when disconnecting power supply
- Input current limits are set too high
- Keyboard backlight does not turn off immediately when going to sleep
- Power LED blinks erratically in HPB mode
- EC applying power limits may sometimes fail
- Wrong power limits are applied on AC attach / detach
- USB-PD controller may hang in glitched state on shutdown
- Yellow bangs in device manager
- Random freezes in Windows 11
- Low level interfering crackling/popping of the speakers while playing no sound
- ACPI error during boot (system76_acpi::kbd_backlight)
- Thunderbolt may not work after wakeup from sleep
- Unnecessary security warning after firmware update
Known issues¶
- Poor Package C-state residency at idle after first s2idle cycle
- Some commands in dasharo_ectool fail
- Incomplete serial console output
- Some devices on dock are not detected after warmboot or reboot
- Function Lock setting is not saved after cold boot
- No ability to change active PCR banks with TPM PPI in FW
- Turning wifi/bt off inside BIOS leads to an ACPI error message while system start on Gentoo Linux
- The laptop does not automatically wake up from hibernation using rtcwake
- Power state after power failure option does not work as intended
- OS fails to resume from S3 on some board revisions
- Windows 11 fails to resume from hibernation
- No HDMI output in firmware
- Connecting and immediately disconnecting the charger, sets the battery status in OS to "charging" for about 2 minutes
- Platform fails to resume from S3 suspend
- Early boot DMA protection setting in UEFI does not work correctly
Binaries¶
novacustom_ns5x_tgl_ec_v1.5.2.rom sha256 sha256.sig
novacustom_ns5x_tgl_v1.5.2.rom sha256 sha256.sig
novacustom_ns5x_tgl_v1.5.2_dev_signed.rom sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- Dasharo coreboot fork based on 4.21 revision cb6ef1b9
- Dasharo EDKII fork based on edk2-stable202002 revision b7274c98
v1.5.1 - 2023-11-06¶
Test results for this release can be found here.
Added¶
- Firmware update mode
- BIOS boot medium write-protection
- SMM BIOS write protection
- Early boot DMA protection
- Early Sign of Life display output
- Current limiting for USB-PD power supplies
- Setup menu password configuration
- Wi-Fi / Bluetooth module disable option in setup menu
- Built-in webcam disable option in setup menu
- USB stack disable option in setup menu
- Network stack disable option in setup menu
- Battery threshold options in setup menu
- Intel ME disable option in setup menu
- Block boot when battery is too low
- Power on AC option in setup menu
Changed¶
- Rebased on coreboot release 4.21
- Removed software keyboard backlight controls for improved backlight reliability
- Disabled EC debug logging for improved security
- Set throttling temperature to 75 degrees C
- UEFI 2.8 specification compliance
- Improved battery charging logic
- Improved USB-C docking station compatibility
Fixed¶
- Low performance when booting on battery power only
- Power delivery compatibility
- Better support for USB-PD power supplies
- After changing the Intel ME mode the Reset option in the setup menu turns off the device
- Laptops randomly go into suspend mode from which they can not wake up.
- Reset to defaults with F9 causes the wrong settings to be restored
- Keyboard backlight not working after restart
- Warning sign in device manager under the touchpad device
- Popup with information about recovery mode is displayed after flashing with a valid binary
- The power LED is not always blinking while in sleep mode on Windows 11
- Internal keyboard stops working randomly in firmware
- DTS on network boot fails to boot
- Firmware Update Mode does not automatically boot into DTS
- Permanent keyboard illumination after cold boot fails: keyboard light level is not saved correctly
- Controlling keyboard illumination (brightess and on/off) does not work
- Permanent keyboard illumination not working in Ubuntu 22.04
- Controlling brightness and turning off RGB keyboard illumination does not work (Ubuntu 22.04)
- Wi-Fi card is not recognized on Windows 11
- No HDMI audio on Windows 11
- No HDMI display output on Windows 11
- No USB-C display output on Windows 11
- Keyboard backlight is disabled after suspend (Windows 11)
- Reset by F9 sets battery thresholds to 0
- The docking station is not detected after cold-boot, warm-boot and reboot
Known issues¶
- Docking station may fail to be initialized if connected before booting and connected to multiple monitors
- Connecting and immediately disconnecting the charger, sets the battery status in OS to 'charging' for about 2 minutes
- Power state after power failure option does not work as intended
- No ability to change active PCR banks with TPM PPI in FW
- Windows 11 fails to resume from S3 on some board revisions
- Windows 11 fails to resume from hibernation
Binaries¶
novacustom_ns5x_tgl_ec_v1.5.1.rom sha256 sha256.sig
novacustom_ns5x_tgl_v1.5.1.rom sha256 sha256.sig
novacustom_ns5x_tgl_v1.5.1_dev_signed.rom sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- Dasharo coreboot fork based on 4.21 revision 36032e55
- Dasharo EDKII fork based on edk2-stable202002 revision b68e46b0
v1.5.0 - Non-public engineering release¶
v1.4.0 - 2023-03-02¶
Added¶
- The same keyboard illumination setting is restored after suspend or poweroff
- One of the two fan profiles can now be selected in Setup Menu
- Fn lock hotkey feature
Changed¶
- Keys must be provisioned prior enabling Secure Boot
- Trackpad no longer working after 1.3.0 upgrade from 1.1.0 (Dasharo issue #313)
Known issues¶
- Low level interfering crackling/popping of the speakers while playing no sound (Dasharo issue #224)
- The power LED is not always blinking while in sleep mode on Windows 11 (Dasharo issue #182)
- Keyboard backlight turns on after resuming from sleep mode (Dasharo issue #332)
- The screen brightness level gets stuck when key are held or pressed too fast (Dasharo issue #341)
- Connecting and immediately disconnecting the charger, sets the battery status in OS to 'charging' for about 2 minutes (Dasharo issue #350)
- Reset to defaults with F9 causes the wrong settings to be restored (Dasharo issue #355)
- Connecting the RJ45 cable to the Gigabit Ethernet port on the docking station does not result in obtaining an Internet connection (Dasharo issue #356)
- Unable to login to Windows 11 with the docking station connected (Dasharo issue #357)
Binaries¶
novacustom_ns5x_tgl_ec_v1.4.0.rom sha256 sha256.sig
novacustom_ns5x_tgl_v1.4.0.rom sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- coreboot based on 1a8eb6c02103727431ac1ea23f4f507e49f3cde7 revision 636f432a
- EDK2 based on e0334c228ce4ba51f47ff79a118f214031d4650f revision 2c61576a
- Intel ME version 15.0.30.1776
v1.3.0 - 2022-09-01¶
EC firmware transition¶
Please note, that version 1.3.0 of Dasharo BIOS firmware works correctly
only with the Dasharo EC firmware. This is the first release when this
open-source EC firmware is used, so additional steps need to be taken when
upgrading.
Please refer to the Firmware update section for more details on upgrading your firmware.
Added¶
-
Vboot Recovery Popup
-
Fullscreen setup menu
Changed¶
-
Rebased on upstream coreboot revision 1a8eb6c0
Fixed¶
Binaries¶
novacustom_ns5x_v1.3.0.rom sha256 sha256.sig novacustom_ns5x_v1.3.0_ec.rom sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- coreboot based on 1a8eb6c02103727431ac1ea23f4f507e49f3cde7 revision 1153a18d
- EDK2 based on e0334c228ce4ba51f47ff79a118f214031d4650f revision abfdef40
v1.2.0 - 2022-05-26¶
Added¶
- Persistent RGB keyboard settings
- Increased power limits to CPU defaults (28W PL1 / 35W PL2)
Fixed¶
Known issues¶
- CPU not running on expected frequency and usage NS50MU
- UCM-UCSI ACPI device displays an error in Windows Device Manager
- Headsets connected to the docking station are not recognizable on NS70/50 v1.2.0
- General problem with charging the DUT via the docking station using USB Type-C slot NS70/50 v1.2.0
Binaries¶
novacustom_ns5x_v1.2.0.rom sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- coreboot based on 4.16 revision b087dcbd
- tianocore based on e0334c228ce4ba51f47ff79a118f214031d4650f revision 90364638
v1.1.0 - 2022-04-22¶
Added¶
- Support for NovaCustom NS7x
- Support for RGB Keyboard
- Persistent boot logo implementation
Changed¶
Known issues¶
- CPU not running on expected frequency and usage NS50MU
- UCM-UCSI ACPI device displays an error in Windows Device Manager
- The touchpad ON/OFF switch Fn key is not functional
- Incorrect vendor name in SMBIOS
Binaries¶
novacustom_ns5x_v1.1.0.rom sha256 sha256.sig
To verify binary integrity with hash and signature please follow the instructions in Dasharo release signature verification using this key
SBOM (Software Bill of Materials)¶
- coreboot based on 4.16 revision c2f031af
- tianocore based on e0334c228ce4ba51f47ff79a118f214031d4650f revision 4d2846ba
v1.0.0 - 2022-03-23¶
Added¶
- Support for NovaCustom NS5x
- Support for EC firmware 1.07.07
- UEFI Boot Support
- Configurable boot order
- Configurable boot options
- UEFI Secure Boot support
- NovaCustom boot logo
Known issues¶
Binaries¶
novacustom_ns5x_v1.0.0.rom sha256 sha256.sig