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Merge pull request #34351 from teto/kernel_wip

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[RDY] buildLinux: Add more overrides
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John Ericson 2018-02-06 12:08:12 -05:00 committed by GitHub
parent 9548028a22 f620b1b693
commit 63b8175281
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GPG key ID: 4AEE18F83AFDEB23
18 changed files with 76 additions and 44 deletions
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3
pkgs/os-specific/linux/kernel/common-config.nix
View file

@ -16,7 +16,7 @@
*/
{ stdenv, version, kernelPlatform, extraConfig, features }:
{ stdenv, version, extraConfig, features }:
with stdenv.lib;
@ -682,6 +682,5 @@ with stdenv.lib;
WW_MUTEX_SELFTEST? n
''}
${kernelPlatform.kernelExtraConfig or ""}
${extraConfig}
''

14
pkgs/os-specific/linux/kernel/generate-config.pl
View file

@ -13,18 +13,18 @@ use strict;
use IPC::Open2;
use Cwd;
my $wd = getcwd;
# exported via nix
my $debug = $ENV{'DEBUG'};
my $autoModules = $ENV{'AUTO_MODULES'};
my $preferBuiltin = $ENV{'PREFER_BUILTIN'};
my $ignoreConfigErrors = $ENV{'ignoreConfigErrors'};
my $buildRoot = $ENV{'BUILD_ROOT'};
$SIG{PIPE} = 'IGNORE';
# Read the answers.
my %answers;
my %requiredAnswers;
open ANSWERS, "<$ENV{KERNEL_CONFIG}" or die;
open ANSWERS, "<$ENV{KERNEL_CONFIG}" or die "Could not open answer file";
while (<ANSWERS>) {
chomp;
s/#.*//;
@ -40,7 +40,7 @@ close ANSWERS;
sub runConfig {
# Run `make config'.
my $pid = open2(\*IN, \*OUT, "make -C $ENV{SRC} O=$wd config SHELL=bash ARCH=$ENV{ARCH}");
my $pid = open2(\*IN, \*OUT, "make -C $ENV{SRC} O=$buildRoot config SHELL=bash ARCH=$ENV{ARCH}");
# Parse the output, look for questions and then send an
# appropriate answer.
@ -122,7 +122,7 @@ runConfig;
# there. `make config' often overrides answers if later questions
# cause options to be selected.
my %config;
open CONFIG, "<.config" or die;
open CONFIG, "<$buildRoot/.config" or die "Could not read .config";
while (<CONFIG>) {
chomp;
if (/^CONFIG_([A-Za-z0-9_]+)="(.*)"$/) {
@ -137,7 +137,7 @@ while (<CONFIG>) {
close CONFIG;
foreach my $name (sort (keys %answers)) {
my $f = $requiredAnswers{$name} && $ENV{'ignoreConfigErrors'} ne "1"
my $f = $requiredAnswers{$name} && $ignoreConfigErrors ne "1"
? sub { die "error: " . $_[0]; } : sub { warn "warning: " . $_[0]; };
&$f("unused option: $name\n") unless defined $config{$name};
&$f("option not set correctly: $name (wanted '$answers{$name}', got '$config{$name}')\n")

34
pkgs/os-specific/linux/kernel/generic.nix
View file

@ -1,3 +1,11 @@
{ buildPackages, runCommand, nettools, bc, perl, gmp, libmpc, mpfr, openssl
, ncurses
, libelf
, utillinux
, writeTextFile, ubootTools
, callPackage
}:
{ stdenv, buildPackages, perl, buildLinux
, # The kernel source tarball.
@ -28,7 +36,7 @@
, extraMeta ? {}
, hostPlatform
, ...
}:
} @ args:
assert stdenv.isLinux;
@ -45,8 +53,10 @@ let
} // features) kernelPatches;
config = import ./common-config.nix {
inherit stdenv version extraConfig;
kernelPlatform = hostPlatform;
inherit stdenv version ;
# append extraConfig for backwards compatibility but also means the user can't override the kernelExtraConfig part
extraConfig = extraConfig + lib.optionalString (hostPlatform ? kernelExtraConfig ) hostPlatform.kernelExtraConfig;
features = kernelFeatures; # Ensure we know of all extra patches, etc.
};
@ -68,7 +78,9 @@ let
nativeBuildInputs = [ perl ];
platformName = hostPlatform.platform.name;
# e.g. "defconfig"
kernelBaseConfig = hostPlatform.platform.kernelBaseConfig;
# e.g. "bzImage"
kernelTarget = hostPlatform.platform.kernelTarget;
autoModules = hostPlatform.platform.kernelAutoModules;
preferBuiltin = hostPlatform.platform.kernelPreferBuiltin or false;
@ -83,25 +95,25 @@ let
inherit (kernel) src patches preUnpack;
buildPhase = ''
cd $buildRoot
export buildRoot="''${buildRoot:-build}"
# Get a basic config file for later refinement with $generateConfig.
make HOSTCC=${buildPackages.stdenv.cc.targetPrefix}gcc -C ../$sourceRoot O=$PWD $kernelBaseConfig ARCH=$arch
make HOSTCC=${buildPackages.stdenv.cc.targetPrefix}gcc -C . O="$buildRoot" $kernelBaseConfig ARCH=$arch
# Create the config file.
echo "generating kernel configuration..."
echo "$kernelConfig" > kernel-config
DEBUG=1 ARCH=$arch KERNEL_CONFIG=kernel-config AUTO_MODULES=$autoModules \
PREFER_BUILTIN=$preferBuiltin SRC=../$sourceRoot perl -w $generateConfig
echo "$kernelConfig" > "$buildRoot/kernel-config"
DEBUG=1 ARCH=$arch KERNEL_CONFIG="$buildRoot/kernel-config" AUTO_MODULES=$autoModules \
PREFER_BUILTIN=$preferBuiltin BUILD_ROOT="$buildRoot" SRC=. perl -w $generateConfig
'';
installPhase = "mv .config $out";
installPhase = "mv $buildRoot/.config $out";
enableParallelBuilding = true;
};
kernel = buildLinux {
inherit version modDirVersion src kernelPatches stdenv extraMeta configfile;
kernel = (callPackage ./manual-config.nix {}) {
inherit version modDirVersion src kernelPatches stdenv extraMeta configfile hostPlatform;
config = { CONFIG_MODULES = "y"; CONFIG_FW_LOADER = "m"; };
};

2
pkgs/os-specific/linux/kernel/linux-4.13.nix
View file

@ -1,6 +1,6 @@
{ stdenv, buildPackages, hostPlatform, fetchurl, perl, buildLinux, ... } @ args:
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.13.16";
extraMeta.branch = "4.13";

2
pkgs/os-specific/linux/kernel/linux-4.14.nix
View file

@ -2,7 +2,7 @@
with stdenv.lib;
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.14.17";
# branchVersion needs to be x.y

2
pkgs/os-specific/linux/kernel/linux-4.15.nix
View file

@ -2,7 +2,7 @@
with stdenv.lib;
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.15.1";
# modDirVersion needs to be x.y.z, will automatically add .0 if needed

2
pkgs/os-specific/linux/kernel/linux-4.4.nix
View file

@ -1,6 +1,6 @@
{ stdenv, buildPackages, hostPlatform, fetchurl, perl, buildLinux, ... } @ args:
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.4.115";
extraMeta.branch = "4.4";

2
pkgs/os-specific/linux/kernel/linux-4.9.nix
View file

@ -1,6 +1,6 @@
{ stdenv, buildPackages, hostPlatform, fetchurl, perl, buildLinux, ... } @ args:
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.9.80";
extraMeta.branch = "4.9";

2
pkgs/os-specific/linux/kernel/linux-beagleboard.nix
View file

@ -4,7 +4,7 @@ let
modDirVersion = "4.14.12";
tag = "r23";
in
stdenv.lib.overrideDerivation (import ./generic.nix (args // rec {
stdenv.lib.overrideDerivation (buildLinux (args // rec {
version = "${modDirVersion}-ti-${tag}";
inherit modDirVersion;

2
pkgs/os-specific/linux/kernel/linux-hardened-copperhead.nix
View file

@ -15,7 +15,7 @@ let
modDirVersion = "${modVersion}-hardened";
in
import ./generic.nix (args // {
buildLinux (args // {
inherit modDirVersion;
version = "${version}-${revision}";

5
pkgs/os-specific/linux/kernel/linux-mptcp.nix
View file

@ -1,9 +1,10 @@
{ stdenv, buildPackages, hostPlatform, fetchFromGitHub, perl, buildLinux, ... } @ args:
import ./generic.nix (rec {
buildLinux (rec {
mptcpVersion = "0.93";
modDirVersion = "4.9.60";
version = "${modDirVersion}-mptcp_v${mptcpVersion}";
# autoModules= true;
extraMeta = {
branch = "4.4";
@ -43,4 +44,4 @@ import ./generic.nix (rec {
TCP_CONG_BALIA m
'' + (args.extraConfig or "");
} // args // (args.argsOverride or {}))
} // args)

2
pkgs/os-specific/linux/kernel/linux-rpi.nix
View file

@ -4,7 +4,7 @@ let
modDirVersion = "4.9.59";
tag = "1.20171029";
in
stdenv.lib.overrideDerivation (import ./generic.nix (args // rec {
stdenv.lib.overrideDerivation (buildLinux (args // rec {
version = "${modDirVersion}-${tag}";
inherit modDirVersion;

2
pkgs/os-specific/linux/kernel/linux-samus-4.12.nix
View file

@ -1,6 +1,6 @@
{ stdenv, buildPackages, hostPlatform, fetchFromGitHub, perl, buildLinux, ncurses, ... } @ args:
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.12.2";
extraMeta.branch = "4.12-2";

2
pkgs/os-specific/linux/kernel/linux-testing-bcachefs.nix
View file

@ -1,6 +1,6 @@
{ stdenv, buildPackages, hostPlatform, fetchgit, perl, buildLinux, ... } @ args:
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.11.2017.08.23";
modDirVersion = "4.11.0";
extraMeta.branch = "master";

2
pkgs/os-specific/linux/kernel/linux-testing.nix
View file

@ -1,6 +1,6 @@
{ stdenv, buildPackages, hostPlatform, fetchurl, perl, buildLinux, libelf, utillinux, ... } @ args:
import ./generic.nix (args // rec {
buildLinux (args // rec {
version = "4.15-rc9";
modDirVersion = "4.15.0-rc9";
extraMeta.branch = "4.15";

34
pkgs/os-specific/linux/kernel/manual-config.nix
View file

@ -1,8 +1,8 @@
{ buildPackages, runCommand, nettools, bc, perl, gmp, libmpc, mpfr, openssl
, ncurses ? null
, libelf
, utillinux
, writeTextFile, ubootTools
, hostPlatform
}:
let
@ -34,7 +34,9 @@ in {
# Use defaultMeta // extraMeta
extraMeta ? {},
# Whether to utilize the controversial import-from-derivation feature to parse the config
allowImportFromDerivation ? false
allowImportFromDerivation ? false,
hostPlatform
}:
let
@ -86,8 +88,6 @@ let
inherit src;
preUnpack = ''
mkdir build
export buildRoot="$(pwd)/build"
'';
patches = map (p: p.patch) kernelPatches;
@ -102,7 +102,25 @@ let
configurePhase = ''
runHook preConfigure
mkdir build
export buildRoot="$(pwd)/build"
echo "manual-config configurePhase buildRoot=$buildRoot pwd=$PWD"
if [[ -z "$buildRoot" || ! -d "$buildRoot" ]]; then
echo "set $buildRoot to the build folder please"
exit 1
fi
if [ -f "$buildRoot/.config" ]; then
echo "Could not link $buildRoot/.config : file exists"
exit 1
fi
ln -sv ${configfile} $buildRoot/.config
# reads the existing .config file and prompts the user for options in
# the current kernel source that are not found in the file.
make $makeFlags "''${makeFlagsArray[@]}" oldconfig
runHook postConfigure
@ -115,6 +133,8 @@ let
# Note: we can get rid of this once http://permalink.gmane.org/gmane.linux.kbuild.devel/13800 is merged.
buildFlagsArray+=("KBUILD_BUILD_TIMESTAMP=$(date -u -d @$SOURCE_DATE_EPOCH)")
cd $buildRoot
'';
buildFlags = [
@ -136,7 +156,7 @@ let
postInstall = ''
mkdir -p $dev
cp $buildRoot/vmlinux $dev/
cp vmlinux $dev/
'' + (optionalString installsFirmware ''
mkdir -p $out/lib/firmware
'') + (if (platform ? kernelDTB && platform.kernelDTB) then ''
@ -151,7 +171,7 @@ let
unlink $out/lib/modules/${modDirVersion}/source
mkdir -p $dev/lib/modules/${modDirVersion}/build
cp -dpR ../$sourceRoot $dev/lib/modules/${modDirVersion}/source
cp -dpR .. $dev/lib/modules/${modDirVersion}/source
cd $dev/lib/modules/${modDirVersion}/source
cp $buildRoot/{.config,Module.symvers} $dev/lib/modules/${modDirVersion}/build
@ -170,7 +190,7 @@ let
# from drivers/ in the future; it adds 50M to keep all of its
# headers on 3.10 though.
chmod u+w -R ../source
chmod u+w -R ..
arch=$(cd $dev/lib/modules/${modDirVersion}/build/arch; ls)
# Remove unused arches

6
pkgs/os-specific/linux/kernel/update.sh
View file

@ -50,13 +50,13 @@ ls $NIXPKGS/pkgs/os-specific/linux/kernel | while read FILE; do
# Rewrite the expression
sed -i -e '/version = /d' -e '/modDirVersion = /d' $NIXPKGS/pkgs/os-specific/linux/kernel/$FILE
if grep -q '^[0-9]\+.[0-9]\+$' <<< "$V"; then
sed -i "\#import ./generic.nix (args // rec {#a \ modDirVersion = \"${V}.0\";" $NIXPKGS/pkgs/os-specific/linux/kernel/$FILE
sed -i "\#buildLinux (args // rec {#a \ modDirVersion = \"${V}.0\";" $NIXPKGS/pkgs/os-specific/linux/kernel/$FILE
fi
sed -i "\#import ./generic.nix (args // rec {#a \ version = \"$V\";" $NIXPKGS/pkgs/os-specific/linux/kernel/$FILE
sed -i "\#buildLinux (args // rec {#a \ version = \"$V\";" $NIXPKGS/pkgs/os-specific/linux/kernel/$FILE
# Commit the changes
git add -u $NIXPKGS/pkgs/os-specific/linux/kernel/$FILE
git commit -m "kernel: $OLDVER -> $V" >/dev/null 2>&1
echo "Updated $OLDVER -> $V"
done

2
pkgs/top-level/all-packages.nix
View file

@ -13199,7 +13199,7 @@ with pkgs;
# A function to build a manually-configured kernel
linuxManualConfig = pkgs.buildLinux;
buildLinux = makeOverridable (callPackage ../os-specific/linux/kernel/manual-config.nix {});
buildLinux = makeOverridable (callPackage ../os-specific/linux/kernel/generic.nix {});
keyutils = callPackage ../os-specific/linux/keyutils { };