tests: nvidia suite (fake NVIDIA PC), controller block, name-based menu rows; get-iso.sh uses CachyOS's own mirror and resumes; notes

share/vmtest/prelude.sh

@@ -6,7 +6,7 @@ pass() { echo "PASS $*"; }; fail() { echo "FAIL $*"; }; skip() { echo "SKIP $*";
 sudo mountpoint -q /mnt || sudo mount -t 9p -o trans=virtio,version=9p2000.L repo /mnt
 cd /mnt || exit 1
 export SCRIPT_DIR=/mnt   # steamify.sh sets it; the libs alone read patches/ and services/ from it
-for lib in common state packages login-manager single-user steam-desktop steam-machine fremont-poweroff vram-booster hdmi-refresh cec boot-session vapor-theme steamos-extras bios desktop-shortcut wizard-shortcut steam-game update-notifier; do
+for lib in common state packages login-manager single-user steam-desktop steam-machine fremont-poweroff vram-booster hdmi-refresh nvidia controllers cec boot-session vapor-theme steamos-extras bios desktop-shortcut wizard-shortcut steam-game update-notifier; do
     # shellcheck source=/dev/null
     . "lib/$lib.sh" 2>/dev/null
 done
@@ -15,4 +15,24 @@ sf() { bash /mnt/steamify.sh "$@" < /dev/null 2>&1 | sed 's/\x1b\[[0-9;]*m//g';
 is()   { "${1}_status" 2>/dev/null; }
 expect_on()  { local i; for i in "$@"; do is "$i" && pass "$i is on" || fail "$i is off"; done; }
 expect_off() { local i; for i in "$@"; do is "$i" && fail "$i is on" || pass "$i is off"; done; }
-ticks() { local i; for i in gaming theme glyphs single launcher notify vram cec machine poweroff boot; do is "$i" && printf '%s ' "$i"; done; echo; }
+ticks() { local i; for i in gaming nvidia bigpicture theme glyphs single launcher notify vram cec machine poweroff boot; do is "$i" && printf '%s ' "$i"; done; echo; }
+# fake_nvidia: an NVIDIA PC for the nvidia suite. A fake RTX 5080 in a fake DRM tree (NVIDIA_DRM_DIR is Steamify's test hook, exported
+# here: call it in every guest command that runs the wizard) and fake NVIDIA modules for every installed kernel (renamed copies of a
+# tiny module, then depmod), so `modinfo nvidia_drm` finds one and the initramfs build has modules to put in.
+fake_nvidia() {
+    local d=/var/tmp/fake-drm k kd src ext m
+    mkdir -p "$d/card1/device"
+    echo 0x10de > "$d/card1/device/vendor"; echo 0x030000 > "$d/card1/device/class"; echo 0x2c02 > "$d/card1/device/device"
+    for kd in /usr/lib/modules/*/; do
+        k="$(basename "$kd")"
+        [[ -d "$kd/kernel" ]] || continue
+        src="$(find "$kd/kernel" -name 'dummy.ko*' | head -n 1)"
+        [[ -n "$src" ]] || { echo "no dummy module for $k"; continue; }
+        ext="${src##*dummy.ko}"
+        for m in nvidia nvidia-modeset nvidia-uvm nvidia-drm; do
+            [[ -e "$kd/kernel/drivers/video/$m.ko$ext" ]] || sudo install -Dm644 "$src" "$kd/kernel/drivers/video/$m.ko$ext"
+        done
+        sudo depmod -a "$k"
+    done
+    export NVIDIA_DRM_DIR="$d"
+}