diff options
Diffstat (limited to 'infra/corenix/modules/grub2')
-rw-r--r-- | infra/corenix/modules/grub2/default.nix | 123 | ||||
-rw-r--r-- | infra/corenix/modules/grub2/files/background.png | bin | 0 -> 390630 bytes | |||
-rw-r--r-- | infra/corenix/modules/grub2/files/grub-scan.cfg | 30 | ||||
-rw-r--r-- | infra/corenix/modules/grub2/files/grub.cfg | 46 |
4 files changed, 199 insertions, 0 deletions
diff --git a/infra/corenix/modules/grub2/default.nix b/infra/corenix/modules/grub2/default.nix new file mode 100644 index 000000000000..39fa13f73026 --- /dev/null +++ b/infra/corenix/modules/grub2/default.nix @@ -0,0 +1,123 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.grub2; + payloadName = + if cfg.asSecondaryPayload then "img/grub2" else "fallback/payload"; + + configText = (readFile ./files/grub.cfg) + cfg.extraConfig + + (optionalString (cfg.scanDevices) (readFile ./files/grub-scan.cfg)) + + (optionalString (cfg.users != { }) ((concatStringsSep "\n" (mapAttrsToList + (n: u: '' + ${ + if u.passwordIsHashed then "password_pbkdf2" else "password" + } ${n} ${u.password} + '') cfg.users)) + '' + set superusers="${ + concatStringsSep " " + (attrNames (filterAttrs (n: u: u.superuser) cfg.users)) + }" + export superusers + '')) + (optionalString cfg.generateSecondaryPayloadEntries + (concatMapStrings (n: '' + menuentry '${removePrefix "img/" n}' { + chainloader (cbfsdisk)/${n} + } + '') (filter (hasPrefix "img/") (attrNames config.corenix.extraFiles)))); + + userOpts = { ... }: { + options = { + superuser = mkOption { + type = types.bool; + default = true; + }; + password = mkOption { type = types.str; }; + passwordIsHashed = mkOption { + type = types.bool; + default = true; + }; + }; + }; +in { + options.grub2 = { + enable = mkEnableOption "grub2 coreboot primary payload"; + + asSecondaryPayload = mkOption { + type = types.bool; + default = false; + }; + + generateSecondaryPayloadEntries = mkOption { + type = types.bool; + default = true; + }; + + scanDevices = mkOption { + type = types.bool; + default = true; + description = '' + Scan internal and external storage devices for GRUB2/syslinux/isolinux/NetBSD + configs and at runtime and create boot entries for each of them. + ''; + }; + + extraConfig = mkOption { + type = types.lines; + default = ""; + }; + + configFile = mkOption { type = types.path; }; + + users = mkOption { + type = types.attrsOf (types.submodule userOpts); + default = { }; + }; + + font = mkOption { + type = types.path; + default = "${pkgs.unifont}/share/fonts/truetype/unifont.ttf"; + example = "${pkgs.dejavu_fonts}/share/fonts/truetype/DejaVuSansMono.ttf"; + }; + + package = mkOption { + type = types.package; + default = pkgs.coreboot-payload-grub2; + }; + + extraPayloadModules = mkOption { + type = types.listOf types.str; + default = [ ]; + }; + }; + + config = mkIf cfg.enable { + grub2.configFile = pkgs.writeText "grub.cfg" configText; + grub2.extraPayloadModules = [ + "png" + "gfxmenu" + "gfxterm_background" + "ls" + "cat" + "echo" + "linux" + "xfs" + "bsd" + ]; + + corenix.extraFiles = { + ${payloadName} = { + type = "payload"; + src = "${ + cfg.package.override { inherit (cfg) extraPayloadModules; } + }/default_payload.elf"; + }; + "font.pf2".src = + (pkgs.runCommand "font.pf2" { buildInputs = with pkgs; [ grub2 ]; } + "grub-mkfont --range=0x20-0x7E,0x2501-0x251F,0x2191-0x2193 --size=14 -o $out ${cfg.font}"); + "etc/grub.cfg".src = cfg.configFile; + "background.png".src = ./files/background.png; + }; + }; +} diff --git a/infra/corenix/modules/grub2/files/background.png b/infra/corenix/modules/grub2/files/background.png Binary files differnew file mode 100644 index 000000000000..29275058f283 --- /dev/null +++ b/infra/corenix/modules/grub2/files/background.png diff --git a/infra/corenix/modules/grub2/files/grub-scan.cfg b/infra/corenix/modules/grub2/files/grub-scan.cfg new file mode 100644 index 000000000000..5aced43ebc3b --- /dev/null +++ b/infra/corenix/modules/grub2/files/grub-scan.cfg @@ -0,0 +1,30 @@ +for x in (ahci*,*) (usb*,*) ; do + if [ -f "${x}/netbsd" ] ; then + menuentry "Load NetBSD from $x" $x { + root=$2 + knetbsd /netbsd + } + fi + for path in '' /grub /grub2 /boot /boot/grub /boot/grub2 /efi/boot; do + if [ -f "${x}${path}/grub.cfg" ] ; then + menuentry "Load config from ${x}" $x $path { + root=$2 + configfile "/${3}/grub.cfg" + } + fi + done + for path in '' /boot; do + if [ -f "${x}${path}/syslinux/syslinux.cfg" ] ; then + menuentry "Load syslinux config from ${x}" $x $path { + root=$2 + syslinux_configfile -s "${3}/syslinux/syslinux.cfg" + } + fi + if [ -f "${x}${path}/isolinux/isolinux.cfg" ] ; then + menuentry "Load isolinux config from ${x}" $x $path { + root=$2 + syslinux_configfile -i "${3}/isolinux/isolinux.cfg" + } + fi + done +done diff --git a/infra/corenix/modules/grub2/files/grub.cfg b/infra/corenix/modules/grub2/files/grub.cfg new file mode 100644 index 000000000000..9b4548fbf048 --- /dev/null +++ b/infra/corenix/modules/grub2/files/grub.cfg @@ -0,0 +1,46 @@ +insmod regexp +insmod ahci +insmod part_msdos +insmod part_gpt + +function load_video { + if [ x$feature_all_video_module = xy ]; then + insmod all_video + else + insmod efi_gop + insmod efi_uga + insmod ieee1275_fb + insmod vbe + insmod vga + insmod video_bochs + insmod video_cirrus + fi +} + + +if loadfont (cbfsdisk)/font.pf2 ; then + set gfxmode=auto + load_video + insmod gfxterm + set locale_dir=$prefix/locale + set lang=en_US + insmod gettext +fi + +terminal_input console +terminal_output gfxterm +gfxpayload=keep + +if [ x$feature_timeout_style = xy ] ; then + set timeout_style=menu + set timeout=1 +# Fallback normal timeout code in case the timeout_style feature is +# unavailable. +else + set timeout=5 +fi + +insmod png +if background_image (cbfsdisk)/background.png; then + true +fi |