Initial release: z13Profiler GUI for unified memory on GZ302.
Adds zenity profile picker (gaming / LLM / reset) with safe RAM guardrails, pkexec-based apply, and install.sh for Nobara/Fedora. Co-authored-by: Cursor <[email protected]>
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Cursor
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#!/usr/bin/env bash
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# Z13 Memory Profiles — GUI picker for unified RAM (GZ302 / Nobara)
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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INSTALL_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
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export INSTALL_ROOT CONFIG_FILE="${INSTALL_ROOT}/config/profiles.conf"
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# shellcheck source=../lib/memory-profiles.sh
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source "${INSTALL_ROOT}/lib/memory-profiles.sh"
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SELF="${INSTALL_ROOT}/bin/$(basename "$0")"
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die_gui() {
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zenity --error --width=420 --title="Z13 Memory Profiles" --text="$1" 2>/dev/null || {
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echo "ERROR: $1" >&2
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exit 1
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}
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exit 1
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}
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need_zenity() {
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command -v zenity >/dev/null 2>&1 || die_gui "zenity is required.\n\nInstall: sudo dnf install zenity"
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}
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run_privileged() {
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if [[ "${EUID}" -eq 0 ]]; then
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"$@"
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elif command -v pkexec >/dev/null 2>&1; then
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pkexec "$@"
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else
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die_gui "pkexec not found.\n\nInstall: sudo dnf install polkit\nOr run: sudo ${SELF} --apply <profile>"
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fi
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}
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profile_summary() {
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local profile="$1"
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local label desc carveout ttm_action ttm_gb
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label="$(read_profile_value "${profile}" label)"
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desc="$(read_profile_value "${profile}" description)"
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carveout="$(read_profile_value "${profile}" carveout_target_mb)"
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ttm_action="$(read_profile_value "${profile}" ttm_action)"
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ttm_gb="$(read_profile_value "${profile}" ttm_gb)"
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local ttm_text
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if [[ "${ttm_action}" == "clear" ]]; then
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ttm_text="default (clear custom TTM)"
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else
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ttm_text="${ttm_gb} GB dynamic"
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fi
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printf '%s\n\n%s\n\nFixed VRAM target: %s MB\nDynamic GPU pool: %s\n\nRequires reboot.' \
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"${label}" "${desc}" "${carveout}" "${ttm_text}"
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}
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gui_main() {
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need_zenity
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local total_gb uma_note
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total_gb="$(total_ram_gb)"
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if find_uma_base >/dev/null 2>&1; then
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uma_note="UMA sysfs: available"
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else
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uma_note="UMA sysfs: not found — fixed VRAM may need Windows Armoury Crate"
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fi
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local choice
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choice="$(zenity --list --title="Z13 Memory Profiles" --width=520 --height=360 \
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--text="ROG Flow Z13 unified memory (~${total_gb} GB RAM)\n${uma_note}\n\nPick a profile (reboot required):" \
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--column="Profile" --column="Use case" \
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"gaming" "Gaming — 8 GB fixed VRAM, default dynamic pool" \
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"llm" "LLM / AI — min fixed VRAM, 48 GB dynamic pool" \
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"reset" "Reset — 4 GB fixed VRAM, default dynamic pool" \
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"status" "Show current settings (no changes)" \
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"discover" "Print full status to terminal" \
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2>/dev/null)" || exit 0
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case "${choice}" in
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status)
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local info
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info="$(show_status 2>&1)"
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zenity --text-info --title="Z13 Memory Status" --width=620 --height=480 --font=monospace <<<"${info}"
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gui_main
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;;
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discover)
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xterm -e "bash -lc '${SELF} --status; echo; read -p \"Press Enter...\"'" 2>/dev/null \
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|| konsole -e bash -lc "${SELF} --status; read -p 'Press Enter...'" 2>/dev/null \
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|| {
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show_status
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read -r -p "Press Enter..."
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}
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gui_main
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;;
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gaming|llm|reset)
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local summary confirm
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summary="$(profile_summary "${choice}")"
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if ! validate_msg="$(validate_profile "${choice}" 2>&1)"; then
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die_gui "${validate_msg}\n\nEdit ${CONFIG_FILE} if your RAM size differs."
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fi
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confirm="$(zenity --question --title="Confirm reboot" --width=480 \
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--text="${summary}\n\nApply this profile and reboot now?" \
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--ok-label="Apply & Reboot" --cancel-label="Cancel" 2>/dev/null && echo yes || echo no)"
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[[ "${confirm}" == "yes" ]] || exit 0
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local tmpout
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tmpout="$(mktemp)"
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if ! run_privileged "${SELF}" --apply "${choice}" >"${tmpout}" 2>&1; then
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die_gui "Failed to apply profile:\n\n$(cat "${tmpout}")"
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fi
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zenity --info --title="Rebooting" --width=420 \
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--text="Profile applied.\n\n$(cat "${tmpout}")\n\nRebooting in 5 seconds..." 2>/dev/null || true
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sleep 5
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run_privileged systemctl reboot
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;;
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esac
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}
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usage() {
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cat <<EOF
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Usage: $(basename "$0") [OPTIONS]
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(no args) Open zenity profile picker
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--gui Same as no args
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--status Print current memory settings
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--discover Alias for --status
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--apply PROFILE Apply gaming|llm|reset (root/pkexec)
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--validate PROFILE Check profile fits this machine
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-h, --help Show help
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Install: ${INSTALL_ROOT}/install.sh
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EOF
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}
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main() {
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case "${1:-}" in
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""|--gui)
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gui_main
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;;
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--status|--discover)
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show_status
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;;
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--apply)
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[[ -n "${2:-}" ]] || { echo "Missing profile name" >&2; exit 1; }
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apply_profile "$2"
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;;
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--validate)
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[[ -n "${2:-}" ]] || { echo "Missing profile name" >&2; exit 1; }
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validate_profile "$2"
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;;
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-h|--help)
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usage
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;;
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*)
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echo "Unknown option: $1" >&2
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usage
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exit 1
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;;
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esac
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}
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main "$@"
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