machines/sirius: finalize config

2026-03-06 16:25:41 +07:00
parent 891e80a3a9
commit 1d5a528cd1
6 changed files with 216 additions and 1256 deletions
--- a/machines/sirius/disko-ref.nix
+++ b/machines/sirius/disko-ref.nix
@@ -0,0 +1,150 @@
+{ lib, pkgs, ... }:
+let
+  hashDisk = disk: "os-${builtins.substring 0 5 (builtins.hashString "sha256" disk)}";
+  # os = "/dev/disk/by-id/mmc-SD64G_0x8336354b";
+  vdev = [
+    "/dev/disk/by-id/ata-ST20000NM002H-3KV133_ZYDBVV7Z"
+    "/dev/disk/by-id/ata-ST20000NM002H-3KV133_ZYDBSJRE"
+  ];
+  configTxt = pkgs.writeText "config.txt" ''
+    [pi4]
+    kernel=u-boot-rpi4.bin
+    enable_gic=1
+
+    # Otherwise the resolution will be weird in most cases, compared to
+    # what the pi3 firmware does by default.
+    disable_overscan=1
+
+    # Supported in newer board revisions
+    arm_boost=1
+
+    [all]
+    # Boot in 64-bit mode.
+    arm_64bit=1
+
+    # U-Boot needs this to work, regardless of whether UART is actually used or not.
+    # Look in arch/arm/mach-bcm283x/Kconfig in the U-Boot tree to see if this is still
+    # a requirement in the future.
+    enable_uart=1
+
+    # Prevent the firmware from smashing the framebuffer setup done by the mainline kernel
+    # when attempting to show low-voltage or overtemperature warnings.
+    avoid_warnings=1
+  '';
+in
+{
+
+  boot.loader = {
+    systemd-boot = {
+      enable = true;
+    };
+    efi = {
+      canTouchEfiVariables = true;
+    };
+  };
+  # boot.tmp.useTmpfs = true;
+
+  disko.devices = {
+    disk = {
+      # "os-${hashDisk os}" = {
+      #   type = "disk";
+      #   device = os;
+      #   content = {
+      #     type = "gpt";
+      #     partitions = {
+      #       firmware = {
+      #         size = "60M";
+      #         priority = 1;
+      #         type = "0700";
+      #         content = {
+      #           type = "filesystem";
+      #           format = "vfat";
+      #           mountpoint = "/firmware";
+      #           postMountHook = toString (
+      #             pkgs.writeScript "postMountHook.sh" ''
+      #               (cd ${pkgs.raspberrypifw}/share/raspberrypi/boot && cp bootcode.bin fixup*.dat start*.elf *.dtb /mnt/firmware/)
+      #               cp ${pkgs.ubootRaspberryPi4_64bit}/u-boot.bin /mnt/firmware/u-boot-rpi4.bin
+      #               cp ${configTxt} /mnt/firmware/config.txt
+      #             ''
+      #           );
+      #         };
+      #       };
+      #       ESP = {
+      #         size = "2G";
+      #         type = "EF00";
+      #         content = {
+      #           type = "filesystem";
+      #           format = "vfat";
+      #           mountpoint = "/boot";
+      #           mountOptions = [ "umask=0077" ];
+      #         };
+      #       };
+      #       root = {
+      #         name = "root";
+      #         end = "-0";
+      #         content = {
+      #           type = "filesystem";
+      #           format = "f2fs";
+      #           mountpoint = "/";
+      #           extraArgs = [
+      #             "-O"
+      #             "extra_attr,inode_checksum,sb_checksum,compression"
+      #           ];
+      #           mountOptions = [ "compress_algorithm=zstd:6,compress_chksum,atgc,gc_merge,lazytime,nodiscard" ];
+      #         };
+      #       };
+      #     };
+      #   };
+      # };
+    }
+    // (lib.listToAttrs (
+      map (disk: {
+        name = "data-${hashDisk disk}";
+        value = {
+          type = "disk";
+          device = disk;
+          content = {
+            type = "zfs";
+            pool = "zdata";
+          };
+        };
+      }) vdev
+    ));
+    zpool = {
+      zdata = {
+        type = "zpool";
+        options.ashift = "12";
+        rootFsOptions = {
+          mountpoint = "none";
+          compression = "lz4";
+          acltype = "posixacl";
+          xattr = "sa";
+          "com.sun:auto-snapshot" = "true";
+        };
+        mode = {
+          topology = {
+            type = "topology";
+            vdev = [
+              {
+                mode = "mirror";
+                members = vdev;
+              }
+            ];
+          };
+        };
+        datasets = {
+          "nas" = {
+            type = "zfs_fs";
+            mountpoint = "/mnt/hdd";
+            mountOptions = [ "nofail" ];
+          };
+          "service-data" = {
+            type = "zfs_fs";
+            mountpoint = "/var/lib";
+            mountOptions = [ "nofail" ];
+          };
+        };
+      };
+    };
+  };
+}