From 170189e56ec3d94378537ecf8c951ca6caea63a3 Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@hoyer.xyz>
Date: Thu, 12 Feb 2026 13:37:27 +0100
Subject: [PATCH] fix(halo): kernel command line parameters

---
 systems/x86_64-linux/halo/hardware-configuration.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/systems/x86_64-linux/halo/hardware-configuration.nix b/systems/x86_64-linux/halo/hardware-configuration.nix
index 16d059a..175e8eb 100644
--- a/systems/x86_64-linux/halo/hardware-configuration.nix
+++ b/systems/x86_64-linux/halo/hardware-configuration.nix
@@ -31,8 +31,10 @@
     "quiet"
     "splash"
     "video=efifb:nobgrt"
-    "ttm.pages_limit=31457280"
-    "ttm.page_pool_size=31457280"
+    "amdgpu.gttsize=126976"
+    "iommu=pt"
+    "ttm.pages_limit=32505856"
+    "amdgpu.cwsr_enable=0"
   ];
 
   fileSystems."/" = {