From 67ad77720622605af0ec366fb068d9c9da320231 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Mon, 14 Mar 2022 16:08:46 +0100
Subject: vidhar: 32bit ipxe

---
 hosts/vidhar/network/default.nix | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/hosts/vidhar/network/default.nix b/hosts/vidhar/network/default.nix
index 7f04dfde..2d9a7b8f 100644
--- a/hosts/vidhar/network/default.nix
+++ b/hosts/vidhar/network/default.nix
@@ -86,6 +86,14 @@
               ];
               boot-file-name = "ipxe.efi";
             }
+            { name = "uefi-32";
+              test = "substring(option[60].hex,0,20) == 'PXEClient:Arch:00002' or substring(option[60].hex,0,20) == 'PXEClient:Arch:00006'";
+              only-if-required = true;
+              option-data = [
+                { name = "tftp-server-name"; data = "10.141.0.1"; }
+              ];
+              boot-file-name = "i386-ipxe.efi";
+            }
             { name = "legacy";
               test = "substring(option[60].hex,0,20) == 'PXEClient:Arch:00000'";
               only-if-required = true;
@@ -114,7 +122,7 @@
               ];
               pools = [ { pool = "10.141.0.128 - 10.141.0.254"; } ];
               reservations = [];
-              require-client-classes = ["ipxe" "uefi-64" "legacy"];
+              require-client-classes = ["ipxe" "uefi-64" "uefi-32" "legacy"];
             }
             { subnet = "10.141.1.0/24";
               option-data = [
@@ -190,13 +198,18 @@
       wantedBy = [ "multi-user.target" ];
       serviceConfig.ExecStart = let
         installerBuild = flake.nixosConfigurations.installer-x86_64-linux-netboot.config.system.build;
+        ipxe = pkgs.ipxe.override {
+          additionalTargets = {
+            "bin-i386-efi/ipxe.efi" = "i386-ipxe.efi";
+          };
+        };
         tftpRoot = pkgs.runCommandLocal "installer-netboot" {} ''
           mkdir -p $out
           install -m 0444 -t $out \
             ${installerBuild.netbootRamdisk}/initrd \
             ${installerBuild.kernel}/bzImage \
             ${installerBuild.netbootIpxeScript}/netboot.ipxe \
-            ${pkgs.ipxe}/ipxe.efi ${pkgs.ipxe}/undionly.kpxe
+            ${ipxe}/ipxe.efi ${ipxe}/i386-ipxe.efi ${ipxe}/undionly.kpxe
         '';
       in "${pkgs.atftp}/sbin/atftpd --daemon --no-fork --bind-address=10.141.0.1 ${tftpRoot}";
     };
-- 
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