From 49a531af244f1d5db97be913f651cd1dc9bbc417 Mon Sep 17 00:00:00 2001
From: rc14193 <62862738+rc14193@users.noreply.github.com>
Date: Mon, 29 Jan 2024 22:03:51 -0500
Subject: [PATCH 1/4] Improve readme readability

---
 GPU_passthrough/readme.md | 29 +++++++++++++++++------------
 1 file changed, 17 insertions(+), 12 deletions(-)

diff --git a/GPU_passthrough/readme.md b/GPU_passthrough/readme.md
index de3e54e..0f3bbe8 100644
--- a/GPU_passthrough/readme.md
+++ b/GPU_passthrough/readme.md
@@ -4,39 +4,44 @@ Intel VT-d & VT-x – Intel Compatible list
 All AMD CPUs from Bulldozer onwards should be compatible.
 
 2) Get device IDs:
-lspci -nn
+`lspci -nn`
 
 3) Enable IOMMU in GRUB (check Intel or AMD commands below - choose the right one)
 nano /etc/default/grub
-GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on iommu=pt"
-GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on"
-save and exit
 
-5) run the command "update-grub"
-now reboot
+`GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on iommu=pt"`
 
-6) Enable VFIO Modules
-nano /etc/modules
+`GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on"`
+
+Save and exit
+
+4) run the command `"update-grub"` now reboot
+
+5) Enable VFIO Modules
+`nano /etc/modules`
 Add the following modules:
+```
 vfio
 vfio_iommu_type1
 vfio_pci
 vfio_virqfd
+```
 Then, save and exit
 
-Next run:
-update-initramfs -u -k all
-and reboot
+6) `update-initramfs -u -k all` and reboot
 
 7) GPU Isolation From the Host (amend the below to include the IDs of the device you want to isolate)
-echo "options vfio-pci ids=10de:1381,10de:0fbc disable_vga=1" > /etc/modprobe.d/vfio.conf
+
+`echo "options vfio-pci ids=10de:1381,10de:0fbc disable_vga=1" > /etc/modprobe.d/vfio.conf`
 
 8) Blacklist GPU drivers (here are all that you would ever need)
+```
 echo "blacklist radeon" >> /etc/modprobe.d/blacklist.conf 
 echo "blacklist nouveau" >> /etc/modprobe.d/blacklist.conf 
 echo "blacklist nvidia" >> /etc/modprobe.d/blacklist.conf 
 echo "blacklist nvidiafb" >> /etc/modprobe.d/blacklist.conf
 echo "blacklist nvidia_drm" >> /etc/modprobe.d/blacklist.conf
+```
 
 9) Create a new VM and add the GPU via hardware menu
 You may need to set it as primary GPU

From 885ccf9ad4c55563f6aae88b7ed726b2e4640698 Mon Sep 17 00:00:00 2001
From: rc14193 <62862738+rc14193@users.noreply.github.com>
Date: Mon, 29 Jan 2024 22:08:12 -0500
Subject: [PATCH 2/4] Add IOMMU verify line from video

---
 GPU_passthrough/readme.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/GPU_passthrough/readme.md b/GPU_passthrough/readme.md
index 0f3bbe8..9265a90 100644
--- a/GPU_passthrough/readme.md
+++ b/GPU_passthrough/readme.md
@@ -13,6 +13,8 @@ nano /etc/default/grub
 
 `GRUB_CMDLINE_LINUX_DEFAULT="quiet amd_iommu=on"`
 
+Verify that IOMMU is enabled by running `dmesg | grep -e DMAR -e IOMMU` and looking for a line indicating it is enabled
+
 Save and exit
 
 4) run the command `"update-grub"` now reboot

From 4062f01df1d1e79619ed6ed79c15cf6cf85025cc Mon Sep 17 00:00:00 2001
From: rc14193 <62862738+rc14193@users.noreply.github.com>
Date: Mon, 29 Jan 2024 22:10:25 -0500
Subject: [PATCH 3/4] Add modules verify line from video

---
 GPU_passthrough/readme.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/GPU_passthrough/readme.md b/GPU_passthrough/readme.md
index 9265a90..b83220e 100644
--- a/GPU_passthrough/readme.md
+++ b/GPU_passthrough/readme.md
@@ -32,7 +32,9 @@ Then, save and exit
 
 6) `update-initramfs -u -k all` and reboot
 
-7) GPU Isolation From the Host (amend the below to include the IDs of the device you want to isolate)
+Verify the modules are enabled with `dmesg | grep -i vfio` and checking the driver version line is present
+
+8) GPU Isolation From the Host (amend the below to include the IDs of the device you want to isolate)
 
 `echo "options vfio-pci ids=10de:1381,10de:0fbc disable_vga=1" > /etc/modprobe.d/vfio.conf`
 

From e0fcbf354cbb4195c64bf1954cd7f72f272f7fda Mon Sep 17 00:00:00 2001
From: rc14193 <62862738+rc14193@users.noreply.github.com>
Date: Mon, 29 Jan 2024 22:21:56 -0500
Subject: [PATCH 4/4] Add reboot note after blacklist

---
 GPU_passthrough/readme.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/GPU_passthrough/readme.md b/GPU_passthrough/readme.md
index b83220e..46c047b 100644
--- a/GPU_passthrough/readme.md
+++ b/GPU_passthrough/readme.md
@@ -47,6 +47,9 @@ echo "blacklist nvidiafb" >> /etc/modprobe.d/blacklist.conf
 echo "blacklist nvidia_drm" >> /etc/modprobe.d/blacklist.conf
 ```
 
+Reboot your machine, be sure to use the web gui because with the gpu passed through you will no longer get video out.
+The start up will begin but then appear to hang even though proxmox has started fine.
+
 9) Create a new VM and add the GPU via hardware menu
 You may need to set it as primary GPU
 You may need to add a ROM BAR