rust-hypervisor-firmware: init at 0.4.2

pkgs/applications/virtualization/rust-hypervisor-firmware/default.nix

@@ -0,0 +1,57 @@
+{ lib
+, fetchFromGitHub
+, makeRustPlatform
+, hostPlatform
+, targetPlatform
+, lld
+}:
+
+let
+  arch = targetPlatform.qemuArch;
+
+  target = ./. + "/${arch}-unknown-none.json";
+
+  cross = import ../../../.. {
+    system = hostPlatform.system;
+    crossSystem = lib.systems.examples."${arch}-embedded" // {
+      rustc.config = "${arch}-unknown-none";
+      rustc.platform = lib.importJSON target;
+    };
+  };
+
+  inherit (cross) rustPlatform;
+
+in
+
+rustPlatform.buildRustPackage rec {
+  pname = "rust-hypervisor-firmware";
+  version = "0.4.2";
+
+  src = fetchFromGitHub {
+    owner = "cloud-hypervisor";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-hKk5pcop8rb5Q+IVchcl+XhMc3DCBBPn5P+AkAb9XxI=";
+  };
+
+  cargoSha256 = "sha256-edi6/Md6KebKM3wHArZe1htUCg0/BqMVZKA4xEH25GI=";
+
+  RUSTC_BOOTSTRAP = 1;
+
+  nativeBuildInputs = [
+    lld
+  ];
+
+  RUSTFLAGS = "-C linker=lld -C linker-flavor=ld.lld";
+
+  # Tests don't work for `no_std`. See https://os.phil-opp.com/testing/
+  doCheck = false;
+
+  meta = with lib; {
+    homepage = "https://github.com/cloud-hypervisor/rust-hypervisor-firmware";
+    description = "A simple firmware that is designed to be launched from anything that supports loading ELF binaries and running them with the PVH booting standard";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ astro ];
+    platforms = [ "x86_64-none" ];
+  };
+}

pkgs/applications/virtualization/rust-hypervisor-firmware/x86_64-unknown-none.json

@@ -0,0 +1,20 @@
+{
+  "llvm-target": "x86_64-unknown-none",
+  "data-layout": "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128",
+  "arch": "x86_64",
+  "target-endian": "little",
+  "target-pointer-width": "64",
+  "target-c-int-width": "32",
+  "os": "none",
+  "executables": true,
+  "linker": "rust-lld",
+  "linker-flavor": "ld.lld",
+  "panic-strategy": "abort",
+  "disable-redzone": true,
+  "features": "-mmx,-sse,+soft-float",
+  "code-model": "small",
+  "relocation-model": "pic",
+  "pre-link-args": {
+    "ld.lld": ["--script=x86_64-unknown-none.ld"]
+  }
+}

pkgs/top-level/all-packages.nix

@@ -25399,6 +25399,8 @@ with pkgs;
 
   qboot = pkgsi686Linux.callPackage ../applications/virtualization/qboot { };
 
+  rust-hypervisor-firmware = callPackage ../applications/virtualization/rust-hypervisor-firmware { };
+
   OVMF = callPackage ../applications/virtualization/OVMF { };
   OVMFFull = callPackage ../applications/virtualization/OVMF {
     secureBoot = true;