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{ stdenv, fetchurl, perl, mktemp, module_init_tools
# A list of patches to apply to the kernel. Each element of this list
# should be an attribute set {name, patch} where `name' is a
# symbolic name and `patch' is the actual patch. The patch may
# optionally be compressed with gzip or bzip2.
, kernelPatches ? []
, # Whether to build a User-Mode Linux kernel.
userModeLinux ? false
, # Allows you to set your own kernel version suffix (e.g.,
# "-my-kernel").
localVersion ? ""
, # Your own kernel configuration file, if you don't want to use the
# default.
kernelConfig ? null
}:
assert stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux";
let
lib = import ../../../lib;
version = "2.6.20.11";
in
stdenv.mkDerivation {
name = if userModeLinux then "user-mode-linux-${version}" else "linux-${version}";
builder = ./builder.sh;
src = fetchurl {
url = "http://ftp.nl.kernel.org/pub/linux/kernel/v2.6/linux-${version}.tar.bz2";
sha256 = "1n0xgqckj64ga3l53l8lk1591lfcn6zcrqg3phz2m0y841ck5qlk";
};
patches = [./2.6.20-paravirt-nvidia.patch] ++ (map (p: p.patch) kernelPatches);
extraConfig = lib.concatStrings (map (p: "\n" + p.extraConfig + "\n") kernelPatches);
config =
if kernelConfig != null then kernelConfig else
if userModeLinux then ./config-2.6.20-uml else
if stdenv.system == "i686-linux" then ./config-2.6.20-i686-smp else
if stdenv.system == "x86_64-linux" then ./config-2.6.20-x86_64-smp else
abort "No kernel configuration for your platform!";
buildInputs = [perl mktemp];
arch =
if userModeLinux then "um" else
if stdenv.system == "i686-linux" then "i386" else
if stdenv.system == "x86_64-linux" then "x86_64" else
abort "Platform ${stdenv.system} is not supported.";
makeFlags = if userModeLinux then "ARCH=um SHELL=bash" else "";
inherit module_init_tools;
allowLocalVersion = false; # don't allow patches to set a suffix
inherit localVersion; # but do allow the user to set one.
meta = {
description =
(if userModeLinux then
"User-Mode Linux"
else
"The Linux kernel") +
(if kernelPatches == [] then "" else
" (with patches: "
+ lib.concatStrings (lib.intersperse ", " (map (x: x.name) kernelPatches))
+ ")");
};
}
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