nixos/boot: add option to disable initrd
This commit is contained in:
parent
3b7f5c6762
commit
dea79b56f7
2 changed files with 128 additions and 112 deletions
|
@ -187,139 +187,144 @@ in
|
|||
|
||||
###### implementation
|
||||
|
||||
config = mkIf (!config.boot.isContainer) {
|
||||
config = mkMerge
|
||||
[ (mkIf config.boot.initrd.enable {
|
||||
boot.initrd.availableKernelModules =
|
||||
[ # Note: most of these (especially the SATA/PATA modules)
|
||||
# shouldn't be included by default since nixos-generate-config
|
||||
# detects them, but I'm keeping them for now for backwards
|
||||
# compatibility.
|
||||
|
||||
system.build = { inherit kernel; };
|
||||
# Some SATA/PATA stuff.
|
||||
"ahci"
|
||||
"sata_nv"
|
||||
"sata_via"
|
||||
"sata_sis"
|
||||
"sata_uli"
|
||||
"ata_piix"
|
||||
"pata_marvell"
|
||||
|
||||
system.modulesTree = [ kernel ] ++ config.boot.extraModulePackages;
|
||||
# Standard SCSI stuff.
|
||||
"sd_mod"
|
||||
"sr_mod"
|
||||
|
||||
# Implement consoleLogLevel both in early boot and using sysctl
|
||||
# (so you don't need to reboot to have changes take effect).
|
||||
boot.kernelParams =
|
||||
[ "loglevel=${toString config.boot.consoleLogLevel}" ] ++
|
||||
optionals config.boot.vesa [ "vga=0x317" "nomodeset" ];
|
||||
# SD cards and internal eMMC drives.
|
||||
"mmc_block"
|
||||
|
||||
boot.kernel.sysctl."kernel.printk" = mkDefault config.boot.consoleLogLevel;
|
||||
# Support USB keyboards, in case the boot fails and we only have
|
||||
# a USB keyboard, or for LUKS passphrase prompt.
|
||||
"uhci_hcd"
|
||||
"ehci_hcd"
|
||||
"ehci_pci"
|
||||
"ohci_hcd"
|
||||
"ohci_pci"
|
||||
"xhci_hcd"
|
||||
"xhci_pci"
|
||||
"usbhid"
|
||||
"hid_generic" "hid_lenovo" "hid_apple" "hid_roccat"
|
||||
"hid_logitech_hidpp" "hid_logitech_dj"
|
||||
|
||||
boot.kernelModules = [ "loop" "atkbd" ];
|
||||
] ++ optionals (pkgs.stdenv.isi686 || pkgs.stdenv.isx86_64) [
|
||||
# Misc. x86 keyboard stuff.
|
||||
"pcips2" "atkbd" "i8042"
|
||||
|
||||
boot.initrd.availableKernelModules =
|
||||
[ # Note: most of these (especially the SATA/PATA modules)
|
||||
# shouldn't be included by default since nixos-generate-config
|
||||
# detects them, but I'm keeping them for now for backwards
|
||||
# compatibility.
|
||||
# x86 RTC needed by the stage 2 init script.
|
||||
"rtc_cmos"
|
||||
];
|
||||
|
||||
# Some SATA/PATA stuff.
|
||||
"ahci"
|
||||
"sata_nv"
|
||||
"sata_via"
|
||||
"sata_sis"
|
||||
"sata_uli"
|
||||
"ata_piix"
|
||||
"pata_marvell"
|
||||
boot.initrd.kernelModules =
|
||||
[ # For LVM.
|
||||
"dm_mod"
|
||||
];
|
||||
})
|
||||
|
||||
# Standard SCSI stuff.
|
||||
"sd_mod"
|
||||
"sr_mod"
|
||||
(mkIf (!config.boot.isContainer) {
|
||||
system.build = { inherit kernel; };
|
||||
|
||||
# SD cards and internal eMMC drives.
|
||||
"mmc_block"
|
||||
system.modulesTree = [ kernel ] ++ config.boot.extraModulePackages;
|
||||
|
||||
# Support USB keyboards, in case the boot fails and we only have
|
||||
# a USB keyboard, or for LUKS passphrase prompt.
|
||||
"uhci_hcd"
|
||||
"ehci_hcd"
|
||||
"ehci_pci"
|
||||
"ohci_hcd"
|
||||
"ohci_pci"
|
||||
"xhci_hcd"
|
||||
"xhci_pci"
|
||||
"usbhid"
|
||||
"hid_generic" "hid_lenovo" "hid_apple" "hid_roccat"
|
||||
"hid_logitech_hidpp" "hid_logitech_dj"
|
||||
# Implement consoleLogLevel both in early boot and using sysctl
|
||||
# (so you don't need to reboot to have changes take effect).
|
||||
boot.kernelParams =
|
||||
[ "loglevel=${toString config.boot.consoleLogLevel}" ] ++
|
||||
optionals config.boot.vesa [ "vga=0x317" "nomodeset" ];
|
||||
|
||||
] ++ optionals (pkgs.stdenv.isi686 || pkgs.stdenv.isx86_64) [
|
||||
# Misc. x86 keyboard stuff.
|
||||
"pcips2" "atkbd" "i8042"
|
||||
boot.kernel.sysctl."kernel.printk" = mkDefault config.boot.consoleLogLevel;
|
||||
|
||||
# x86 RTC needed by the stage 2 init script.
|
||||
"rtc_cmos"
|
||||
];
|
||||
boot.kernelModules = [ "loop" "atkbd" ];
|
||||
|
||||
boot.initrd.kernelModules =
|
||||
[ # For LVM.
|
||||
"dm_mod"
|
||||
];
|
||||
# The Linux kernel >= 2.6.27 provides firmware.
|
||||
hardware.firmware = [ kernel ];
|
||||
|
||||
# The Linux kernel >= 2.6.27 provides firmware.
|
||||
hardware.firmware = [ kernel ];
|
||||
|
||||
# Create /etc/modules-load.d/nixos.conf, which is read by
|
||||
# systemd-modules-load.service to load required kernel modules.
|
||||
environment.etc =
|
||||
{ "modules-load.d/nixos.conf".source = kernelModulesConf;
|
||||
};
|
||||
|
||||
systemd.services.systemd-modules-load =
|
||||
{ wantedBy = [ "multi-user.target" ];
|
||||
restartTriggers = [ kernelModulesConf ];
|
||||
serviceConfig =
|
||||
{ # Ignore failed module loads. Typically some of the
|
||||
# modules in ‘boot.kernelModules’ are "nice to have but
|
||||
# not required" (e.g. acpi-cpufreq), so we don't want to
|
||||
# barf on those.
|
||||
SuccessExitStatus = "0 1";
|
||||
# Create /etc/modules-load.d/nixos.conf, which is read by
|
||||
# systemd-modules-load.service to load required kernel modules.
|
||||
environment.etc =
|
||||
{ "modules-load.d/nixos.conf".source = kernelModulesConf;
|
||||
};
|
||||
};
|
||||
|
||||
lib.kernelConfig = {
|
||||
isYes = option: {
|
||||
assertion = config: config.isYes option;
|
||||
message = "CONFIG_${option} is not yes!";
|
||||
configLine = "CONFIG_${option}=y";
|
||||
};
|
||||
systemd.services.systemd-modules-load =
|
||||
{ wantedBy = [ "multi-user.target" ];
|
||||
restartTriggers = [ kernelModulesConf ];
|
||||
serviceConfig =
|
||||
{ # Ignore failed module loads. Typically some of the
|
||||
# modules in ‘boot.kernelModules’ are "nice to have but
|
||||
# not required" (e.g. acpi-cpufreq), so we don't want to
|
||||
# barf on those.
|
||||
SuccessExitStatus = "0 1";
|
||||
};
|
||||
};
|
||||
|
||||
isNo = option: {
|
||||
assertion = config: config.isNo option;
|
||||
message = "CONFIG_${option} is not no!";
|
||||
configLine = "CONFIG_${option}=n";
|
||||
};
|
||||
lib.kernelConfig = {
|
||||
isYes = option: {
|
||||
assertion = config: config.isYes option;
|
||||
message = "CONFIG_${option} is not yes!";
|
||||
configLine = "CONFIG_${option}=y";
|
||||
};
|
||||
|
||||
isModule = option: {
|
||||
assertion = config: config.isModule option;
|
||||
message = "CONFIG_${option} is not built as a module!";
|
||||
configLine = "CONFIG_${option}=m";
|
||||
};
|
||||
isNo = option: {
|
||||
assertion = config: config.isNo option;
|
||||
message = "CONFIG_${option} is not no!";
|
||||
configLine = "CONFIG_${option}=n";
|
||||
};
|
||||
|
||||
### Usually you will just want to use these two
|
||||
# True if yes or module
|
||||
isEnabled = option: {
|
||||
assertion = config: config.isEnabled option;
|
||||
message = "CONFIG_${option} is not enabled!";
|
||||
configLine = "CONFIG_${option}=y";
|
||||
};
|
||||
isModule = option: {
|
||||
assertion = config: config.isModule option;
|
||||
message = "CONFIG_${option} is not built as a module!";
|
||||
configLine = "CONFIG_${option}=m";
|
||||
};
|
||||
|
||||
# True if no or omitted
|
||||
isDisabled = option: {
|
||||
assertion = config: config.isDisabled option;
|
||||
message = "CONFIG_${option} is not disabled!";
|
||||
configLine = "CONFIG_${option}=n";
|
||||
};
|
||||
};
|
||||
### Usually you will just want to use these two
|
||||
# True if yes or module
|
||||
isEnabled = option: {
|
||||
assertion = config: config.isEnabled option;
|
||||
message = "CONFIG_${option} is not enabled!";
|
||||
configLine = "CONFIG_${option}=y";
|
||||
};
|
||||
|
||||
# The config options that all modules can depend upon
|
||||
system.requiredKernelConfig = with config.lib.kernelConfig; [
|
||||
# !!! Should this really be needed?
|
||||
(isYes "MODULES")
|
||||
(isYes "BINFMT_ELF")
|
||||
] ++ (optional (randstructSeed != "") (isYes "GCC_PLUGIN_RANDSTRUCT"));
|
||||
# True if no or omitted
|
||||
isDisabled = option: {
|
||||
assertion = config: config.isDisabled option;
|
||||
message = "CONFIG_${option} is not disabled!";
|
||||
configLine = "CONFIG_${option}=n";
|
||||
};
|
||||
};
|
||||
|
||||
# nixpkgs kernels are assumed to have all required features
|
||||
assertions = if config.boot.kernelPackages.kernel ? features then [] else
|
||||
let cfg = config.boot.kernelPackages.kernel.config; in map (attrs:
|
||||
{ assertion = attrs.assertion cfg; inherit (attrs) message; }
|
||||
) config.system.requiredKernelConfig;
|
||||
# The config options that all modules can depend upon
|
||||
system.requiredKernelConfig = with config.lib.kernelConfig;
|
||||
[
|
||||
# !!! Should this really be needed?
|
||||
(isYes "MODULES")
|
||||
(isYes "BINFMT_ELF")
|
||||
] ++ (optional (randstructSeed != "") (isYes "GCC_PLUGIN_RANDSTRUCT"));
|
||||
|
||||
};
|
||||
# nixpkgs kernels are assumed to have all required features
|
||||
assertions = if config.boot.kernelPackages.kernel ? features then [] else
|
||||
let cfg = config.boot.kernelPackages.kernel.config; in map (attrs:
|
||||
{ assertion = attrs.assertion cfg; inherit (attrs) message; }
|
||||
) config.system.requiredKernelConfig;
|
||||
|
||||
})
|
||||
|
||||
];
|
||||
|
||||
}
|
||||
|
|
|
@ -379,6 +379,17 @@ in
|
|||
'';
|
||||
};
|
||||
|
||||
boot.initrd.enable = mkOption {
|
||||
type = types.bool;
|
||||
default = !config.boot.isContainer;
|
||||
defaultText = "!config.boot.isContainer";
|
||||
description = ''
|
||||
Whether to enable the NixOS initial RAM disk (initrd). This may be
|
||||
needed to perform some initialisation tasks (like mounting
|
||||
network/encrypted file systems) before continuing the boot process.
|
||||
'';
|
||||
};
|
||||
|
||||
boot.initrd.prepend = mkOption {
|
||||
default = [ ];
|
||||
type = types.listOf types.str;
|
||||
|
@ -544,7 +555,7 @@ in
|
|||
|
||||
};
|
||||
|
||||
config = mkIf (!config.boot.isContainer) {
|
||||
config = mkIf config.boot.initrd.enable {
|
||||
assertions = [
|
||||
{ assertion = any (fs: fs.mountPoint == "/") fileSystems;
|
||||
message = "The ‘fileSystems’ option does not specify your root file system.";
|
||||
|
|
Loading…
Reference in a new issue