Handle disk sector size

src/Objects/Mount.vala

@@ -23,12 +23,13 @@ public class Installer.Mount {
     public string parent_disk;
     public string mount_point;
     public uint64 sectors;
+    public uint64 sector_size;
     public Distinst.FileSystem filesystem;
     public InstallerDaemon.MountFlags flags;
     public PartitionMenu menu;
 
     public Mount (string partition, string parent_disk, string mount,
-                  uint64 sectors, InstallerDaemon.MountFlags flags, Distinst.FileSystem fs,
+                  uint64 sectors, uint64 sector_size, InstallerDaemon.MountFlags flags, Distinst.FileSystem fs,
                   PartitionMenu menu) {
         filesystem = fs;
         mount_point = mount;
@@ -37,6 +38,7 @@ public class Installer.Mount {
         this.menu = menu;
         this.parent_disk = parent_disk;
         this.sectors = sectors;
+        this.sector_size = sector_size;
     }
 
     public bool is_valid_boot_mount () {

src/Views/PartitioningView.vala

@@ -43,7 +43,7 @@ public class Installer.PartitioningView : AbstractInstallerView {
         EFI
     }
 
-    const uint64 REQUIRED_EFI_SECTORS = 524288;
+    const uint64 REQUIRED_ESP_SIZE = 256 * 1024 * 1024;
 
     construct {
         mounts = new Gee.ArrayList<Installer.Mount> ();
@@ -161,7 +161,7 @@ public class Installer.PartitioningView : AbstractInstallerView {
                 partitions.add (partition);
             }
 
-            var disk_bar = new DiskBar (disk.name, path, size, (owned) partitions);
+            var disk_bar = new DiskBar (disk.name, path, size, sector_size, (owned) partitions);
             disk_list.add (disk_bar);
         }
 
@@ -212,7 +212,7 @@ public class Installer.PartitioningView : AbstractInstallerView {
             partitions.add (partition);
         }
 
-        var disk_bar = new DiskBar (disk.name, path, size, (owned) partitions);
+        var disk_bar = new DiskBar (disk.name, path, size, sector_size, (owned) partitions);
         disk_list.add (disk_bar);
     }
 
@@ -269,7 +269,7 @@ public class Installer.PartitioningView : AbstractInstallerView {
         if (mount.mount_point == "/boot/efi") {
             if (!mount.is_valid_boot_mount ()) {
                 throw new GLib.IOError.FAILED (_("EFI partition has the wrong file system"));
-            } else if (mount.sectors < REQUIRED_EFI_SECTORS) {
+            } else if ((mount.sectors * mount.sector_size) < REQUIRED_ESP_SIZE) {
                 throw new GLib.IOError.FAILED (_("EFI partition is too small"));
             }
         } else if (mount.mount_point == "/" && !mount.is_valid_root_mount ()) {

src/Widgets/DiskBar.vala

@@ -22,17 +22,19 @@ public class Installer.DiskBar: Gtk.Grid {
     public string disk_name { get; construct; }
     public string disk_path { get; construct; }
     public uint64 size { get; construct; }
+    public uint64 sector_size { get; construct; }
     public Gee.ArrayList<PartitionBar> partitions { get; construct; }
 
     private static Gtk.SizeGroup label_sizegroup;
 
     private Gtk.Grid legend_container;
 
-    public DiskBar (string disk_name, string disk_path, uint64 size, Gee.ArrayList<PartitionBar> partitions) {
+    public DiskBar (string disk_name, string disk_path, uint64 size, uint64 sector_size, Gee.ArrayList<PartitionBar> partitions) {
         Object (
             disk_name: disk_name,
             disk_path: disk_path,
             partitions: partitions,
+            sector_size: sector_size,
             size: size
         );
     }
@@ -89,15 +91,15 @@ public class Installer.DiskBar: Gtk.Grid {
         legend.add (legend_container);
 
         foreach (PartitionBar p in partitions) {
-            add_legend (p.path, p.get_size () * 512, Distinst.strfilesys (p.filesystem), p.vg, p.menu);
+            add_legend (p.path, p.get_size () * sector_size, Distinst.strfilesys (p.filesystem), p.vg, p.menu);
         }
 
         uint64 used = 0;
         foreach (PartitionBar partition in partitions) {
             used += partition.get_size ();
         }
 
-        var unused = size - (used * 512);
+        var unused = size - (used * sector_size);
         if (size / 100 < unused) {
             add_legend ("unused", unused, "unused", null, null);
 
@@ -167,7 +169,7 @@ public class Installer.DiskBar: Gtk.Grid {
 
     private void update_sector_lengths (Gee.ArrayList<PartitionBar> partitions, Gtk.Allocation alloc) {
         var alloc_width = alloc.width;
-        var disk_sectors = this.size / 512;
+        var disk_sectors = this.size / sector_size;
 
         int[] lengths = {};
         for (int x = 0; x < partitions.size; x++) {

src/Widgets/PartitionBar.vala

@@ -24,6 +24,7 @@ public class Installer.PartitionBar : Gtk.EventBox {
     public uint64 start;
     public uint64 end;
     public uint64 used;
+    public uint64 sector_size;
     public new string path;
     public string? vg;
 
@@ -38,6 +39,7 @@ public class Installer.PartitionBar : Gtk.EventBox {
                          UnsetMount unset_mount, MountSetFn mount_set) {
         start = part.start_sector;
         end = part.end_sector;
+        this.sector_size = sector_size;
 
         var usage = part.sectors_used;
         if (usage.tag == 1) {

src/Widgets/PartitionMenu.vala

@@ -266,6 +266,7 @@ public class Installer.PartitionMenu : Gtk.Popover {
                 parent_disk,
                 mount,
                 partition_bar.end - partition_bar.start,
+                partition_bar.sector_size,
                 (format_partition.active ? InstallerDaemon.MountFlags.FORMAT : 0)
                     + (is_lvm ? InstallerDaemon.MountFlags.LVM : 0),
                 filesystem,