2020-01-06 23:09:56 +01:00
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{ config, lib, pkgs, ... }:
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let
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extlinux-conf-builder =
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import <nixpkgs/nixos/modules/system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.nix> {
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pkgs = pkgs.buildPackages;
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};
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in
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{
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imports = [
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./sd-image.nix
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];
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boot.loader.grub.enable = false;
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boot.loader.generic-extlinux-compatible.enable = true;
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boot.consoleLogLevel = lib.mkDefault 7;
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boot.kernelParams = [
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"cma=32M"
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#"console=ttyS0,115200n8" "console=ttyAMA0,115200n8" "console=tty0"
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2020-01-07 02:28:54 +01:00
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2020-01-06 23:30:09 +01:00
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"console=ttyS2,1500000n8"
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"earlycon=uart8250,mmio32,0xff1a0000" "earlyprintk"
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2020-01-07 02:28:54 +01:00
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# The last console parameter will be where the boot process will print
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# its messages. Comment or move abot ttyS2 for better serial debugging.
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"console=tty0"
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2020-01-06 23:09:56 +01:00
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];
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2020-01-06 23:30:09 +01:00
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services.mingetty.serialSpeed = [ 1500000 115200 57600 38400 9600 ];
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2020-01-06 23:09:56 +01:00
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boot.initrd.availableKernelModules = [
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];
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sdImage = {
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populateRootCommands = ''
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mkdir -p ./files/boot
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${extlinux-conf-builder} -t 3 -c ${config.system.build.toplevel} -d ./files/boot
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'';
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};
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# the installation media is also the installation target,
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# so we don't want to provide the installation configuration.nix.
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installer.cloneConfig = false;
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}
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