Add Nix flake with devShell

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Rien Maertens 2021-11-04 16:31:37 +01:00
parent 1cc004ed52
commit 58a28c2715
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5 changed files with 129 additions and 15 deletions

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@ -1,14 +0,0 @@
[target.armv7-unknown-linux-gnueabihf]
linker = "/usr/local/oecore-x86_64/sysroots/x86_64-oesdk-linux/usr/bin/arm-oe-linux-gnueabi/arm-oe-linux-gnueabi-gcc"
rustflags = [
"-C", "link-arg=-march=armv7-a",
"-C", "link-arg=-marm",
"-C", "link-arg=-mfpu=neon",
"-C", "link-arg=-mfloat-abi=hard",
"-C", "link-arg=-mcpu=cortex-a9",
"-C", "link-arg=--sysroot=/usr/local/oecore-x86_64/sysroots/cortexa9hf-neon-oe-linux-gnueabi",
]
[build]
# Set the default --target flag
target = "armv7-unknown-linux-gnueabihf"

2
Cargo.lock generated
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@ -1,5 +1,7 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "anyhow"
version = "1.0.37"

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@ -169,7 +169,17 @@ Steps you can try if the script isn't working:
If you want to play with the `restream` code, you will have to [install Rust](https://www.rust-lang.org/learn/get-started).
There are two ways of building the required restream binary for streaming the reMarkable framebuffer. For both approaches, the generated restream binary will be located under `target/armv7-unknown-linux-gnueabihf/release/restream`.
There are three ways of building the required restream binary for streaming the reMarkable framebuffer. For these approaches, the generated restream binary will be located under `target/armv7-unknown-linux-gnueabihf/release/restream`.
- **Using nix flakes**
With [Nix](https://nixos.org/guides/install-nix.html) installed and
[Nix flakes](https://nixos.wiki/wiki/Flakes#Installing_flakes) enabled, you
can easily setup the devlopment environment with:
```
nix develop
```
After which you can simply run `cargo build --release` to build the restream
binary.
- **Using docker and the toltec toolchain:**
You can use the [toltec toolchain docker images](https://github.com/toltec-dev/toolchain) to build a restream binary compatible with the reMarkable.

67
flake.lock generated Normal file
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@ -0,0 +1,67 @@
{
"nodes": {
"flake-utils": {
"locked": {
"lastModified": 1634851050,
"narHash": "sha256-N83GlSGPJJdcqhUxSCS/WwW5pksYf3VP1M13cDRTSVA=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "c91f3de5adaf1de973b797ef7485e441a65b8935",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1635844945,
"narHash": "sha256-tZcL307dj28jgEU1Wdn+zwG9neyW0H2+ZjdVhvJxh9g=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "b67e752c29f18a0ca5534a07661366d6a2c2e649",
"type": "github"
},
"original": {
"owner": "nixos",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"flake-utils": "flake-utils",
"nixpkgs": "nixpkgs",
"rust-overlay": "rust-overlay"
}
},
"rust-overlay": {
"inputs": {
"flake-utils": [
"flake-utils"
],
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1635992196,
"narHash": "sha256-+Duob7Ashxc/2pyhzZI3peZRLUlbzcmy2ZLzZN0Oups=",
"owner": "oxalica",
"repo": "rust-overlay",
"rev": "a7d961b654c38b85877db7af4fac57ba3eaede16",
"type": "github"
},
"original": {
"owner": "oxalica",
"repo": "rust-overlay",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

49
flake.nix Normal file
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{
description = "Stream the reMarkable screen to your computer";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
flake-utils.url = "github:numtide/flake-utils";
rust-overlay = {
url = "github:oxalica/rust-overlay";
inputs.nixpkgs.follows = "nixpkgs";
inputs.flake-utils.follows = "flake-utils";
};
};
outputs = {self, nixpkgs, flake-utils, rust-overlay, ... }:
flake-utils.lib.eachDefaultSystem (system:
let
overlays = [ (import rust-overlay) ];
pkgs = import nixpkgs {
inherit system overlays;
};
in
with pkgs;
{
devShell = mkShell {
buildInputs = [
remarkable-toolchain
(rust-bin.stable.latest.default.override {
targets = [ "armv7-unknown-linux-gnueabihf" ];
extensions = [ "rust-src" ];
})
openssl.dev
pkg-config
cargo-watch
cargo-limit
shellcheck
lz4
];
CARGO_BUILD_TARGET="armv7-unknown-linux-gnueabihf";
CARGO_TARGET_ARMV7_UNKNOWN_LINUX_GNUEABIHF_LINKER="${pkgs.remarkable-toolchain}/sysroots/x86_64-codexsdk-linux/usr/bin/arm-remarkable-linux-gnueabi/arm-remarkable-linux-gnueabi-gcc";
CARGO_TARGET_ARMV7_UNKNOWN_LINUX_GNUEABIHF_RUSTFLAGS=[
"-C link-arg=-march=armv7-a"
"-C link-arg=-marm"
"-C link-arg=-mfpu=neon"
"-C link-arg=-mfloat-abi=hard"
"-C link-arg=-mcpu=cortex-a9"
"-C link-arg=--sysroot=${pkgs.remarkable-toolchain}/sysroots/cortexa9hf-neon-remarkable-linux-gnueabi"
];
};
});
}