1 files changed, 42 insertions, 0 deletions
diff --git a/modules.d/slx-drm/hooks/s3-activate-nvidia-drivers.sh b/modules.d/slx-drm/hooks/s3-activate-nvidia-drivers.sh
new file mode 100755
index 00000000..00c2334a
--- /dev/null
+++ b/modules.d/slx-drm/hooks/s3-activate-nvidia-drivers.sh
@@ -0,0 +1,42 @@
+#!/bin/bash
+
+type emergency_shell >/dev/null 2>&1 || . /lib/dracut-lib.sh
+
+detect_nvidia_cards() {
+	# hard check on nvidia graphic cards
+	local cards="$( lspci -n | grep -o ' 03..: 10de:....' | awk '{print $2}' )"
+	if ! [ -d "/drm.cfg.d" ] && [ -n "$cards" ]; then
+		warn "Failed to find '/drm.cfg.d', but have nvidia cards - will try nouveau."
+		return 1
+	fi
+	for card in $cards; do
+		local driver="$(awk '$1 = /'"$card"'/ {print $2; exit}'  /drm.cfg.d/*)"
+		[ -z "$driver" ] && continue
+		driver="${driver#'@'}"
+		driver="${driver//-/\/}"
+		local driver_dir="/lib/modules/${driver}"
+		[ -d "$driver_dir" ] || continue
+		local driver_target="/lib/modules/$(uname -r)/kernel/drivers/gpu/drm/nvidia"
+		if [ -d "$driver_target" ]; then
+			warn "'$driver_target' exists, will not overwrite!"
+			return 1
+		fi
+		# all good, move it over
+		if ! mv "$driver_dir" "$driver_target" 2>&1; then
+			warn "Failed to move '$driver_dir' to '$driver_target'."
+			return 1
+		fi
+		# finally run depmod to make it visible to udev
+		if ! depmod -a 2>&1 ; then
+			warn "Failed to run depmod, udev won't see the nvidia modules."
+			return 1
+		fi
+		# blacklist nouveau
+		echo 'blacklist nouveau' > "/lib/modprobe.d/disable-nouveau.conf"
+		info "Initialized nvidia drivers."
+		return 0
+	done
+}
+
+detect_nvidia_cards
+: