From 75f358e0e06042c591158f01d8cdc10e1dfd7cb8 Mon Sep 17 00:00:00 2001
From: Joel Granados <joel.granados.oss@joelgranados.com>
Date: Thu, 14 Aug 2025 13:36:52 +0200
Subject: [PATCH 1/2] maintainers: add joelgranados

Signed-off-by: Joel Granados <joel.granados.oss@joelgranados.com>
---
 maintainers/maintainer-list.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index ad30138b2099..6a0deca11fa3 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -12216,6 +12216,12 @@
     githubId = 310981;
     name = "Joel Burget";
   };
+  joelgranados = {
+    email = "joel.granados.oss@joelgranados.com";
+    github = "Joelgranados";
+    githubId = 356364;
+    name = "Joel Granados";
+  };
   joelmo = {
     email = "joel.moberg@gmail.com";
     github = "joelmo";

From 44d00e69a952195012f7106b7b29b6f5784041bc Mon Sep 17 00:00:00 2001
From: Joel Granados <joel.granados.oss@joelgranados.com>
Date: Thu, 14 Aug 2025 13:37:01 +0200
Subject: [PATCH 2/2] libvfn: init at 5.1.0

Signed-off-by: Joel Granados <joel.granados.oss@joelgranados.com>
---
 pkgs/by-name/li/libvfn/package.nix | 69 ++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 pkgs/by-name/li/libvfn/package.nix

diff --git a/pkgs/by-name/li/libvfn/package.nix b/pkgs/by-name/li/libvfn/package.nix
new file mode 100644
index 000000000000..a523b0a150ce
--- /dev/null
+++ b/pkgs/by-name/li/libvfn/package.nix
@@ -0,0 +1,69 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  meson,
+  ninja,
+  pkg-config,
+  perl,
+  nix-update-script,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "libvfn";
+  version = "5.1.0";
+
+  __structuredAttrs = true;
+  strictDeps = true;
+
+  src = fetchFromGitHub {
+    owner = "SamsungDS";
+    repo = "libvfn";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-CEVjJVeDEEJcJX2/6fwKGBHDsxgN+pL7fJWvQ+iCh3Y=";
+  };
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    perl
+  ];
+
+  postPatch = ''
+    patchShebangs scripts/trace.pl scripts/ctags.sh scripts/sparse.py
+  '';
+
+  mesonFlags = [
+    (lib.mesonEnable "docs" false)
+    (lib.mesonEnable "libnvme" false)
+    (lib.mesonBool "profiling" false)
+  ];
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Zero-dependency library for interacting with PCIe-based NVMe devices from user-space";
+    longDescription = ''
+      libvfn is a zero-dependency library for interacting with PCIe-based NVMe
+      devices from user-space using the Linux kernel vfio-pci driver. The core
+      of the library is excessively low-level and aims to allow controller
+      verification and testing teams to interact with the NVMe device at the
+      register and queue level.
+    '';
+    homepage = "https://github.com/SamsungDS/libvfn";
+    license = lib.licenses.lgpl21Plus;
+    maintainers = with lib.maintainers; [ joelgranados ];
+
+    # Explicit list of tested platforms. The abstractions on other platforms
+    # are untested and might not work. More will be added as we test them.
+    platforms = [
+      "x86_64-linux"
+      "aarch64-linux"
+    ];
+    sourceProvenance = with lib.sourceTypes; [
+      fromSource
+      binaryNativeCode
+    ];
+  };
+})