From bd84ebaa1e0359f41350e053ed24592b169b5714 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Forsman?= <bjorn.forsman@gmail.com>
Date: Wed, 2 Sep 2015 13:18:09 +0200
Subject: [PATCH] nixos: document nvidia legacy driver options

---
 nixos/doc/manual/configuration/x-windows.xml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/nixos/doc/manual/configuration/x-windows.xml b/nixos/doc/manual/configuration/x-windows.xml
index 95e66f0c70c0..7f43acab2c38 100644
--- a/nixos/doc/manual/configuration/x-windows.xml
+++ b/nixos/doc/manual/configuration/x-windows.xml
@@ -61,6 +61,12 @@ by default because it’s not free software.  You can enable it as follows:
 <programlisting>
 services.xserver.videoDrivers = [ "nvidia" ];
 </programlisting>
+Or if you have an older card, you may have to use one of the legacy drivers:
+<programlisting>
+services.xserver.videoDrivers = [ "nvidiaLegacy340" ];
+services.xserver.videoDrivers = [ "nvidiaLegacy304" ];
+services.xserver.videoDrivers = [ "nvidiaLegacy173" ];
+</programlisting>
 You may need to reboot after enabling this driver to prevent a clash
 with other kernel modules.</para>