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nix-servo/not-os-patches/pr-28.patch

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diff --git a/base.nix b/base.nix
index 7eaee32..9aa338e 100644
--- a/base.nix
+++ b/base.nix
@@ -27,6 +27,11 @@ with lib;
description = "enable rngd";
default = false;
};
+ not-os.sd = mkOption {
+ type = types.bool;
+ default = false;
+ description = "enable sd image support";
+ };
not-os.simpleStaticIp = mkOption {
type = types.bool;
default = false;
@@ -84,17 +89,25 @@ with lib;
};
environment.etc = {
"nix/nix.conf".source = pkgs.runCommand "nix.conf" {} ''
- extraPaths=$(for i in $(cat ${pkgs.writeReferencesToFile pkgs.runtimeShell}); do if test -d $i; then echo $i; fi; done)
+ extraPaths=$(for i in $(cat ${pkgs.writeClosure [ pkgs.bash ]}); do if test -d $i; then echo $i; fi; done)
cat > $out << EOF
- build-use-sandbox = true
+ auto-optimise-store = true
build-users-group = nixbld
- build-sandbox-paths = /bin/sh=${pkgs.runtimeShell} $(echo $extraPaths)
- build-max-jobs = 1
- build-cores = 4
+ cores = 0
+ extra-sandbox-paths = /bin/sh=${pkgs.runtimeShell} $(echo $extraPaths)
+ max-jobs = auto
+ sandbox = true
+ trusted-users = root
EOF
'';
+ "ssl/certs/ca-certificates.crt".source = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
+ "ssl/certs/ca-bundle.crt".source = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
bashrc.text = "export PATH=/run/current-system/sw/bin";
- profile.text = "export PATH=/run/current-system/sw/bin";
+ profile.text = ''
+ export PATH=/run/current-system/sw/bin
+ export EDITOR=nano
+ export NIX_PATH="nixpkgs=/nix/var/nix/profiles/per-user/root/channels/nixos:nixos-config=/etc/nixos/configuration.nix:/nix/var/nix/profiles/per-user/root/channels"
+ '';
"resolv.conf".text = "nameserver 10.0.2.3";
passwd.text = ''
root:x:0:0:System administrator:/root:/run/current-system/sw/bin/bash
diff --git a/runit.nix b/runit.nix
index d7b0bf3..70353a1 100644
--- a/runit.nix
+++ b/runit.nix
@@ -65,7 +65,6 @@ in
'';
"service/nix/run".source = pkgs.writeScript "nix" ''
#!${pkgs.runtimeShell}
- nix-store --load-db < /nix/store/nix-path-registration
nix-daemon
'';
}
diff --git a/stage-1.nix b/stage-1.nix
index 331fecd..aa5148e 100644
--- a/stage-1.nix
+++ b/stage-1.nix
@@ -117,11 +117,6 @@ let
plymouth --show-splash
''}
-
- for x in ${lib.concatStringsSep " " config.boot.initrd.kernelModules}; do
- modprobe $x
- done
-
root=/dev/vda
realroot=tmpfs
for o in $(cat /proc/cmdline); do
@@ -164,7 +159,9 @@ let
mkdir -p /mnt/nix/store/
- ${if config.not-os.nix then ''
+ ${if config.not-os.sd && config.not-os.nix then ''
+ mount $root /mnt
+ '' else if config.not-os.nix then ''
# make the store writeable
mkdir -p /mnt/nix/.ro-store /mnt/nix/.overlay-store /mnt/nix/store
mount $root /mnt/nix/.ro-store -t squashfs
@@ -190,6 +187,11 @@ let
initialRamdisk = pkgs.makeInitrd {
contents = [ { object = bootStage1; symlink = "/init"; } ];
};
+ # Use for zynq_image
+ uRamdisk = pkgs.makeInitrd {
+ makeUInitrd = true;
+ contents = [ { object = bootStage1; symlink = "/init"; } ];
+ };
in
{
options = {
@@ -205,6 +207,7 @@ in
config = {
system.build.bootStage1 = bootStage1;
system.build.initialRamdisk = initialRamdisk;
+ system.build.uRamdisk = uRamdisk;
system.build.extraUtils = extraUtils;
boot.initrd.availableKernelModules = [ ];
boot.initrd.kernelModules = [ "tun" "loop" "squashfs" ] ++ (lib.optional config.not-os.nix "overlay");
diff --git a/stage-2-init.sh b/stage-2-init.sh
index 6cc08e2..0c854c4 100644
--- a/stage-2-init.sh
+++ b/stage-2-init.sh
@@ -19,4 +19,7 @@ mount -t tmpfs tmpfs /dev/shm
$systemConfig/activate
+# Run any user-specified commands.
+@runtimeShell@ @postBootCommands@
+
exec runit
diff --git a/stage-2.nix b/stage-2.nix
index c61f9d6..fbdf0fd 100644
--- a/stage-2.nix
+++ b/stage-2.nix
@@ -20,6 +20,19 @@ with lib;
example = "256m";
type = types.str;
};
+ postBootCommands = mkOption {
+ default = "";
+ example = "rm -f /var/log/messages";
+ type = types.lines;
+ description = lib.mdDoc ''
+ Shell commands to be executed just before runit is started.
+ '';
+ };
+ };
+ networking.hostName = mkOption {
+ default = "";
+ type = types.strMatching
+ "^$|^[[:alnum:]]([[:alnum:]_-]{0,61}[[:alnum:]])?$";
};
};
config = {
@@ -28,6 +41,9 @@ with lib;
isExecutable = true;
path = config.system.path;
inherit (pkgs) runtimeShell;
+ postBootCommands = pkgs.writeText "local-cmds" ''
+ ${config.boot.postBootCommands}
+ '';
};
};
}
diff --git a/zynq_image.nix b/zynq_image.nix
index 3fa23ab..d5c5eda 100644
--- a/zynq_image.nix
+++ b/zynq_image.nix
@@ -1,66 +1,89 @@
-{ config, pkgs, ... }:
+{ lib, config, pkgs, ... }:
+with lib;
let
- # dont use overlays for the qemu, it causes a lot of wasted time on recompiles
- x86pkgs = import pkgs.path { system = "x86_64-linux"; };
- customKernel = pkgs.linux.override {
+ customKernel = (pkgs.linux_6_6.override {
extraConfig = ''
OVERLAY_FS y
+ MEDIA_SUPPORT n
+ FB n
+ DRM n
+ SOUND n
+ SQUASHFS n
+ BACKLIGHT_CLASS_DEVICE n
+ FPGA y
+ FPGA_BRIDGE y
+ FPGA_REGION y
+ OF_FPGA_REGION y
+ FPGA_MGR_ZYNQ_FPGA y
+ OF_OVERLAY y
'';
- };
+ }).overrideAttrs (oa: {
+ postInstall = ''
+ if [ -e arch/arm/boot/uImage ]; then
+ cp arch/arm/boot/uImage $out
+ fi
+ ${oa.postInstall}
+ '';
+ });
customKernelPackages = pkgs.linuxPackagesFor customKernel;
in {
imports = [ ./arm32-cross-fixes.nix ];
boot.kernelPackages = customKernelPackages;
nixpkgs.system = "armv7l-linux";
- system.build.zynq_image = let
- cmdline = "root=/dev/mmcblk0 console=ttyPS0,115200n8 systemConfig=${builtins.unsafeDiscardStringContext config.system.build.toplevel}";
- qemuScript = ''
- #!/bin/bash -v
- export PATH=${x86pkgs.qemu}/bin:$PATH
- set -x
- base=$(dirname $0)
-
- cp $base/root.squashfs /tmp/
- chmod +w /tmp/root.squashfs
- truncate -s 64m /tmp/root.squashfs
-
- qemu-system-arm \
- -M xilinx-zynq-a9 \
- -serial /dev/null \
- -serial stdio \
- -display none \
- -dtb $base/zynq-zc702.dtb \
- -kernel $base/zImage \
- -initrd $base/initrd \
- -drive file=/tmp/root.squashfs,if=sd,format=raw \
- -append "${cmdline}"
- '';
- in pkgs.runCommand "zynq_image" {
- inherit qemuScript;
- passAsFile = [ "qemuScript" ];
+ networking.hostName = "zynq";
+ not-os.sd = true;
+ not-os.simpleStaticIp = true;
+ system.build.zynq_image = pkgs.runCommand "zynq_image" {
preferLocalBuild = true;
} ''
mkdir $out
cd $out
- cp -s ${config.system.build.squashfs} root.squashfs
- cp -s ${config.system.build.kernel}/*zImage .
- cp -s ${config.system.build.initialRamdisk}/initrd initrd
- cp -s ${config.system.build.kernel}/dtbs/zynq-zc702.dtb .
+ cp -s ${config.system.build.kernel}/uImage .
+ cp -s ${config.system.build.uRamdisk}/initrd uRamdisk.image.gz
+ cp -s ${config.system.build.kernel}/dtbs/zynq-zc706.dtb devicetree.dtb
ln -sv ${config.system.build.toplevel} toplevel
- cp $qemuScriptPath qemu-script
- chmod +x qemu-script
- patchShebangs qemu-script
- ls -ltrh
- '';
- system.build.rpi_image_tar = pkgs.runCommand "dist.tar" {} ''
- mkdir -p $out/nix-support
- tar -cvf $out/dist.tar ${config.system.build.rpi_image}
- echo "file binary-dist $out/dist.tar" >> $out/nix-support/hydra-build-products
'';
- environment.systemPackages = [ pkgs.strace ];
- environment.etc."service/getty/run".source = pkgs.writeShellScript "getty" ''
- agetty ttyPS0 115200
+ environment = {
+ systemPackages = with pkgs; [ inetutils wget nano ];
+ etc = {
+ "service/getty/run".source = pkgs.writeShellScript "getty" ''
+ hostname ${config.networking.hostName}
+ exec setsid agetty ttyPS0 115200
+ '';
+ "pam.d/other".text = ''
+ auth sufficient pam_permit.so
+ account required pam_permit.so
+ password required pam_permit.so
+ session optional pam_env.so
+ '';
+ "security/pam_env.conf".text = "";
+ };
+ };
+ boot.postBootCommands = lib.mkIf config.not-os.sd ''
+ # On the first boot do some maintenance tasks
+ if [ -f /nix-path-registration ]; then
+ set -euo pipefail
+ set -x
+ # Figure out device names for the boot device and root filesystem.
+ rootPart=$(${pkgs.utillinux}/bin/findmnt -n -o SOURCE /)
+ bootDevice=$(lsblk -npo PKNAME $rootPart)
+ partNum=$(lsblk -npo MAJ:MIN $rootPart | ${pkgs.gawk}/bin/awk -F: '{print $2}')
+
+ # Resize the root partition and the filesystem to fit the disk
+ echo ",+," | sfdisk -N$partNum --no-reread $bootDevice
+ ${pkgs.parted}/bin/partprobe
+ ${pkgs.e2fsprogs}/bin/resize2fs $rootPart
+
+ # Register the contents of the initial Nix store
+ nix-store --load-db < /nix-path-registration
+
+ # nixos-rebuild also requires a "system" profile and an /etc/NIXOS tag.
+ touch /etc/NIXOS
+ nix-env -p /nix/var/nix/profiles/system --set /run/current-system
+
+ # Prevents this from running on later boots.
+ rm -f /nix-path-registration
+ fi
'';
- environment.etc."pam.d/other".text = "";
}
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