NixOS on RISCV/VisionFive 2: Difference between revisions
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There's also a port of the UEFI reference implementation EDK2 available at https://github.com/starfive-tech/edk2 to support a future generic RISCV Linux image that can be booted from any RISCV device. | There's also a port of the UEFI reference implementation EDK2 available at https://github.com/starfive-tech/edk2 to support a future generic RISCV Linux image that can be booted from any RISCV device. | ||
= | = Setup = | ||
Precompiled SD-card images can be found [https://hydra.nichi.co/job/nixos/riscv/visionfive2 on the Hydra instance] my NickCao. Before flashing the image, use <code>unzstd</code> to unpack the downloaded archive. | |||
=== Manually build a SD-card image === | |||
This example assumes you have the latest revision of the board (v1.3) with 8GB memory. For other configurations please consult the [https://github.com/NixOS/nixos-hardware/blob/master/starfive/visionfive/v2/README.md nixos-hardware documentation on this board]. First create this [[Flake]] file | This example assumes you have the latest revision of the board (v1.3) with 8GB memory. For other configurations please consult the [https://github.com/NixOS/nixos-hardware/blob/master/starfive/visionfive/v2/README.md nixos-hardware documentation on this board]. First create this [[Flake]] file | ||
{{file|flake.nix|nix|<nowiki> | {{file|flake.nix|nix|<nowiki> | ||
{ | { | ||
inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos- | inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05"; | ||
inputs.nixos-hardware.url = "github:nixos/nixos-hardware"; | inputs.nixos-hardware.url = "github:nixos/nixos-hardware"; | ||
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}; | }; | ||
system.stateVersion = " | system.stateVersion = "24.05"; | ||
}; | }; | ||
inherit system; | inherit system; | ||
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</syntaxhighlight> | </syntaxhighlight> | ||
After successfull build, flash the resulting file in the directory <code>results/sd-image</code> to the target device, in this example the SD-card (<code>/dev/mmcblk*</code>). Note that everything on the target device gets erased. | === Flashing the SD-card image === | ||
After successfull build or unpack, flash the resulting file (build file is in the directory <code>results/sd-image</code>) to the target device, in this example the SD-card (<code>/dev/mmcblk*</code>). Note that everything on the target device gets erased. | |||
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
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</syntaxhighlight> | </syntaxhighlight> | ||
== Using the Visionfive 2 as a remote builder to build native RISCV packages for e.g. the Visionfive 2 == | == Tips and tricks == | ||
=== Using the Visionfive 2 as a remote builder to build native RISCV packages for e.g. the Visionfive 2 === | |||
Building an NixOS system image that can be flashed to an SD card or NVMe SSD requires to '''build RISCV binaries''', more specifically for the <code>"riscv64-linux"</code>platform. From a typical Intel/AMD computer we can either | Building an NixOS system image that can be flashed to an SD card or NVMe SSD requires to '''build RISCV binaries''', more specifically for the <code>"riscv64-linux"</code>platform. From a typical Intel/AMD computer we can either | ||
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# '''flash that resulting image onto an SD card''' or NVMe SSD using a call similar to <code>zstdcat result/sd-image/nixos-sd-image-23.11.20230703.ea4c80b-riscv64-linux.img.zst | sudo dd of=/dev/mmcblk0 bs=100M status=progress</code> and place that card into the Visionfive 2. | # '''flash that resulting image onto an SD card''' or NVMe SSD using a call similar to <code>zstdcat result/sd-image/nixos-sd-image-23.11.20230703.ea4c80b-riscv64-linux.img.zst | sudo dd of=/dev/mmcblk0 bs=100M status=progress</code> and place that card into the Visionfive 2. | ||
== Deploy and Update the Visionfive 2 NixOS system once it's running NixOS == | === Deploy and Update the Visionfive 2 NixOS system once it's running NixOS === | ||
Once the Pi 5 is running NixOS, you can update it with newer NixOS system configurations using e.g. the usual <code>nix-rebuild</code> | Once the Pi 5 is running NixOS, you can update it with newer NixOS system configurations using e.g. the usual <code>nix-rebuild</code> | ||