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fix: nvidia detect not available

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This commit is contained in:
Krzysztof kuhy Rudnicki 2025-08-18 08:59:26 +02:00
parent 952ebb5ab9
commit c12ca2f5d1
2 changed files with 28 additions and 7 deletions
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0
fresh-install/detect_gpu.sh Normal file → Executable file
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35
fresh-install/install_nvidia_driver.sh
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@ -16,17 +16,35 @@ _build_aur_pkg() {
}
_choose_nvidia_pkg() {
local have_linux have_linux_lts multiple_kernels driver_pkg prefer_open
local have_linux have_linux_lts multiple_kernels driver_pkg prefer_open detect_out legacy_detected=0
prefer_open=${NVIDIA_PREFER_OPEN:-1}
pacman -Qq | grep -qx linux && have_linux=1 || have_linux=0
pacman -Qq | grep -qx linux-lts && have_linux_lts=1 || have_linux_lts=0
if [ $((have_linux + have_linux_lts)) -gt 1 ]; then multiple_kernels=1; else multiple_kernels=0; fi
if ! command -v nvidia-detect >/dev/null 2>&1; then yes | sudo pacman -Sy --noconfirm nvidia-detect || true; fi
local detect_out="$(nvidia-detect 2>/dev/null || true)"
if echo "$detect_out" | grep -q '470'; then driver_pkg='nvidia-470xx-dkms';
elif echo "$detect_out" | grep -q '390'; then driver_pkg='nvidia-390xx-dkms';
elif echo "$detect_out" | grep -q '340'; then driver_pkg='nvidia-340xx-dkms';
else
# Optionally skip attempting to install nvidia-detect (some minimal repo setups don't have it yet)
if [ -z "${NVIDIA_SKIP_DETECT:-}" ] && ! command -v nvidia-detect >/dev/null 2>&1; then
if pacman -Si nvidia-detect >/dev/null 2>&1; then
echo "Attempting to install helper utility: nvidia-detect" >&2
# Use --needed to avoid forcing refresh (& avoid partial upgrade semantics with -Sy)
yes | sudo pacman -S --needed --noconfirm nvidia-detect || echo "nvidia-detect install failed (continuing with heuristic)" >&2
else
echo "nvidia-detect not present in enabled repos; using heuristic selection." >&2
fi
fi
if command -v nvidia-detect >/dev/null 2>&1; then
detect_out="$(nvidia-detect 2>/dev/null || true)"
fi
if [ -n "$detect_out" ]; then
if echo "$detect_out" | grep -q '470'; then driver_pkg='nvidia-470xx-dkms'; legacy_detected=1; fi
if echo "$detect_out" | grep -q '390'; then driver_pkg='nvidia-390xx-dkms'; legacy_detected=1; fi
if echo "$detect_out" | grep -q '340'; then driver_pkg='nvidia-340xx-dkms'; legacy_detected=1; fi
fi
if [ "$legacy_detected" = 0 ]; then
# Heuristic modern driver selection
if [ "$multiple_kernels" = 1 ]; then
if [ "$prefer_open" = 1 ] && pacman -Si nvidia-open-dkms >/dev/null 2>&1; then driver_pkg='nvidia-open-dkms'; else driver_pkg='nvidia-dkms'; fi
else
@ -36,7 +54,10 @@ _choose_nvidia_pkg() {
if [ "$prefer_open" = 1 ] && pacman -Si nvidia-open >/dev/null 2>&1; then driver_pkg='nvidia-open'; else driver_pkg='nvidia'; fi
fi
fi
else
echo "Legacy NVIDIA generation detected via nvidia-detect output; choosing $driver_pkg" >&2
fi
echo "$driver_pkg"
}