From 1036cd7ec9daa708c7179053229fdaba33163a9c Mon Sep 17 00:00:00 2001
From: Martin Wimpress <code@flexion.org>
Date: Sat, 13 Nov 2021 18:51:14 +0000
Subject: [PATCH] Tune all display devices to have 64MB VRAM. Close #211

64MB VRAM is sufficient to run 3840 x 2160 with page flipping., even though qemu support a max of 2560x1600. No need to tune this since 64MB is relatively small in the great scheme of things.

References:
  - https://www.ovirt.org/develop/internal/video-ram.html
  - https://stafwag.github.io/blog/blog/2018/04/22/high-screen-resolution-on-a-kvm-virtual-machine-with-qxl/
  -
---
 quickemu | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/quickemu b/quickemu
index 2323973..4c0f18a 100755
--- a/quickemu
+++ b/quickemu
@@ -693,8 +693,9 @@ function vm_boot() {
 
   # Allocate VRAM to VGA devices
   case ${DISPLAY_DEVICE} in
-    bochs-display) VIDEO="${VIDEO},vgamem=134217728";;
-    ati-vga,cirrus,cirrus-vga,qxl,qxl-vga,VGA) VIDEO="${VIDEO},vgamem_mb=128";;
+    bochs-display) VIDEO="${VIDEO},vgamem=67108864";;
+    qxl,qxl-vga) VIDEO="${VIDEO},ram_size=65536,vram_size=65536,vgamem_mb=64";;
+    ati-vga,cirrus-vga,VGA) VIDEO="${VIDEO},vgamem_mb=64";;
   esac
 
   # Add fullscreen options