20 lines
		
	
	
		
			605 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			605 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
{ config, lib, pkgs, ... }:
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let
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  cfg = config.hardware.rtl-sdr;
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in {
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  options.hardware.rtl-sdr = {
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    enable = lib.mkEnableOption ''
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      Enables rtl-sdr udev rules, ensures 'plugdev' group exists, and blacklists DVB kernel modules.
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      This is a prerequisite to using devices supported by rtl-sdr without being root, since rtl-sdr USB descriptors will be owned by plugdev through udev.
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    '';
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  };
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  config = lib.mkIf cfg.enable {
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    boot.blacklistedKernelModules = [ "dvb_usb_rtl28xxu" "e4000" "rtl2832" ];
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    services.udev.packages = [ pkgs.rtl-sdr ];
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    users.groups.plugdev = {};
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  };
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}
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