diff --git a/src/add-ons/kernel/drivers/graphics/nvidia/README.html b/src/add-ons/kernel/drivers/graphics/nvidia/README.html
index 0112c7150c..9a4f5fd604 100644
--- a/src/add-ons/kernel/drivers/graphics/nvidia/README.html
+++ b/src/add-ons/kernel/drivers/graphics/nvidia/README.html
@@ -34,7 +34,8 @@ You use this software at your own risk! Although I don't expect it to damage you
DPMS support for analog connected screens (on both heads on dualhead cards);
B_YCbCr422 hardware overlay support on both TNT and GeForce series cards (overlay follows head in dualhead stretch/switch modes);
Dualhead support on GeForce dualhead cards (use Mark Watson's 'Dualhead Setup' from BeBits for now);
- DVI and laptop panel (widescreen) support.
+ DVI and laptop panel (widescreen) support;
+ Basic AGP mode support on AGP cards, using the (seperate) BeOS AGP driver.
Known limitations:
@@ -126,11 +127,20 @@ The driver always autodetects which output should be used as primary one, but yo
- If the driver determines it cannot use a digital panel despite it being physically connected and powered on, using the switchhead option will not fix this. This is no fault in your card or the panel, but happens only because the driver relies on certain functions inside your cards BIOS to behave in a certain way.
+ - force_pci:
+On AGP cards you can block the use of AGP mode transfers.
+
+ - false: (default setting)
+Keep this option set to force_pci false, unless the graphics card or motherboard has trouble using AGP.
+ - true:
+force_pci true prevents the graphicsdriver from activating AGP mode, so it will be using PCI mode like it has always been in the past. The downside of this is that this comes at a performance penalty if your motherboard supports the AGP 'fastwrite' (FW) option, which won't be utilized with this setting.
+
+
Rudolf Cornelissen.
-(Page last updated on June 12, 2004)
+(Page last updated on June 21, 2004)