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Pro audio + fixes

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This commit is contained in:
Filippo Berto 2021-07-19 07:57:47 +02:00
parent 1f49192ab3
commit 6bbfc7cdc0
11 changed files with 181 additions and 37 deletions
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47
nixos/base.nix
View file

@ -1,13 +1,13 @@
{ pkgs, ... }: {
{ config, pkgs, lib, ... }: {
imports =
[
# Include the results of the hardware scan.
/etc/nixos/hardware-configuration.nix
./laptop.nix
./pentablet.nix
];
imports = [
# Include the results of the hardware scan.
/etc/nixos/hardware-configuration.nix
./laptop.nix
./pentablet.nix
./pro_audio.nix
];
# Use the systemd-boot EFI boot loader.
boot.loader.systemd-boot.enable = true;
@ -81,17 +81,24 @@
services.printing.enable = true;
# Enable sound.
sound.enable = true;
hardware.pulseaudio.enable = true;
# services.pipewire = {
# enable = true;
# pulse.enable = true;
# jack.enable = true;
# alsa = {
# enable = true;
# support32Bit = true;
# };
# };
# PULSE
# sound.enable = true;
# hardware.pulseaudio.enable = true;
# PIPEWIRE
hardware.pulseaudio.enable = false;
security.rtkit.enable = true;
services.pipewire = {
enable = true;
pulse.enable = true;
jack.enable = true;
alsa = {
enable = true;
support32Bit = true;
};
# media-session.enable = true;
};
environment.sessionVariables.LD_LIBRARY_PATH = lib.mkForce "${config.services.pipewire.package.jack}/lib"; # Temporary fix for WebKitGTK
# # Tablet
# hardware.opentabletdriver = {
@ -216,7 +223,7 @@
services.clamav = { daemon.enable = true; updater.enable = true; };
# Virtualisation
virtualisation = { kvmgt.enable = true; libvirtd.enable = true; };
virtualisation = { kvmgt.enable = true; libvirtd.enable = true; podman.enable = true; };
# Allow completion for system packages
environment.pathsToLink = [ "/share/zsh" ];

61
nixos/pro_audio.nix Normal file
View file

@ -0,0 +1,61 @@
{ pkgs, lib, ... }: {
boot = {
# kernelModules = [ "snd-seq" "snd-rawmidi" ];
# kernel.sysctl = { "vm.swappiness" = 10; "fs.inotify.max_user_watches" = 524288; };
# kernelParams = [ "threadirq" ];
# kernelPatches = lib.singleton {
# name = "pro_audio";
# patch = null;
# extraConfig = ''
# PREEMPT_RT y
# PREEMPT y
# IOSCHED_DEADLINE y
# DEFAULT_DEADLINE y
# DEFAULT_IOSCHED "deadline"
# HPET_TIMER y
# CPU_FREQ n
# TREE_RCU_TRACE n
# '';
# };
# postBootCommands = ''
# echo 2048 > /sys/class/rtc/rtc0/max_user_freq
# echo 2048 > /proc/sys/dev/hpet/max-user-freq
# # setpci -v -d *:* latency_timer=b0
# # setpci -v -s $00:1b.0 latency_timer=ff
# '';
# The SOUND_CARD_PCI_ID can be obtained like so:
# $ lspci ¦ grep -i audio
};
# powerManagement.cpuFreqGovernor = "performance";
# fileSystems."/" = { options = "noatime errors=remount-ro"; };
# security.pam.loginLimits = [
# { domain = "@audio"; item = "memlock"; type = "-"; value = "unlimited"; }
# { domain = "@audio"; item = "rtprio"; type = "-"; value = "99"; }
# { domain = "@audio"; item = "nofile"; type = "soft"; value = "99999"; }
# { domain = "@audio"; item = "nofile"; type = "hard"; value = "99999"; }
# ];
# services = {
# udev = {
# packages = [ pkgs.ffado ]; # If you have a FireWire audio interface
# extraRules = ''
# KERNEL=="rtc0", GROUP="audio"
# KERNEL=="hpet", GROUP="audio"
# '';
# };
# cron.enable = false;
# };
environment.shellInit = ''
export VST_PATH=/nix/var/nix/profiles/default/lib/vst:/var/run/current-system/sw/lib/vst:~/.vst
export LXVST_PATH=/nix/var/nix/profiles/default/lib/lxvst:/var/run/current-system/sw/lib/lxvst:~/.lxvst
export LADSPA_PATH=/nix/var/nix/profiles/default/lib/ladspa:/var/run/current-system/sw/lib/ladspa:~/.ladspa
export LV2_PATH=/nix/var/nix/profiles/default/lib/lv2:/var/run/current-system/sw/lib/lv2:~/.lv2
export DSSI_PATH=/nix/var/nix/profiles/default/lib/dssi:/var/run/current-system/sw/lib/dssi:~/.dssi
'';
}