From 59a06f841cf8fba686422fdce0c45928f15bdd91 Mon Sep 17 00:00:00 2001 From: "Antonino A. Daplas" Date: Fri, 29 Jul 2005 22:59:21 -0700 Subject: [PATCH] --- yaml --- r: 5510 b: refs/heads/master c: d7a465b4740806e4ee34061ad455595b2fa9fad5 h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/Documentation/fb/vesafb.txt | 16 +++++++++++++++- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index 011083ede323..376f09b4458a 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 92ed0223aefa795d1873427e25599cb70b2148ee +refs/heads/master: d7a465b4740806e4ee34061ad455595b2fa9fad5 diff --git a/trunk/Documentation/fb/vesafb.txt b/trunk/Documentation/fb/vesafb.txt index 814e2f56a6ad..62db6758d1c1 100644 --- a/trunk/Documentation/fb/vesafb.txt +++ b/trunk/Documentation/fb/vesafb.txt @@ -144,7 +144,21 @@ vgapal Use the standard vga registers for palette changes. This is the default. pmipal Use the protected mode interface for palette changes. -mtrr setup memory type range registers for the vesafb framebuffer. +mtrr:n setup memory type range registers for the vesafb framebuffer + where n: + 0 - disabled (equivalent to nomtrr) + 1 - uncachable + 2 - write-back + 3 - write-combining (default) + 4 - write-through + + If you see the following in dmesg, choose the type that matches the + old one. In this example, use "mtrr:2". +... +mtrr: type mismatch for e0000000,8000000 old: write-back new: write-combining +... + +nomtrr disable mtrr vremap:n remap 'n' MiB of video RAM. If 0 or not specified, remap memory