gui running in qemu

image/meta-layers/meta-fcb-looper/conf/layer.conf

@@ -9,7 +9,7 @@ BBFILE_PATTERN_meta-fcb-looper = "^${LAYERDIR}/"
 BBFILE_PRIORITY_meta-fcb-looper = "10"
 
 LAYERVERSION_meta-fcb-looper = "1"
-LAYERSERIES_COMPAT_meta-fcb-looper = "whinlatter"
+LAYERSERIES_COMPAT_meta-fcb-looper = "scarthgap"
 
 # Dependencies
-LAYERDEPENDS_meta-fcb-looper = "core"
+LAYERDEPENDS_meta-fcb-looper = "core openembedded-layer rust-bin-layer"

image/meta-layers/meta-fcb-looper/recipes-apps/gui-app/files/gui-app.service

@@ -0,0 +1,24 @@
+[Unit]
+Description=FCB Looper GUI Application
+After=weston.service
+Wants=weston.service
+Requires=graphical.target
+
+[Service]
+Type=simple
+User=root
+Environment="WAYLAND_DISPLAY=wayland-0"
+Environment="XDG_RUNTIME_DIR=/run/user/0"
+Environment="RUST_LOG=info"
+ExecStartPre=/bin/sleep 3
+ExecStart=/usr/bin/gui
+Restart=always
+RestartSec=5
+WatchdogSec=30
+
+# Resource limits
+MemoryMax=256M
+CPUQuota=80%
+
+[Install]
+WantedBy=graphical.target

image/meta-layers/meta-fcb-looper/recipes-apps/gui-app/gui-app_1.0.bb

@@ -0,0 +1,36 @@
+SUMMARY = "FCB Looper GUI Application"
+DESCRIPTION = "Rust egui GUI for FCB1010 looper pedal"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+inherit cargo_bin systemd externalsrc
+
+# Network access required for cargo dependencies (Yocto 4.0+)
+do_compile[network] = "1"
+
+# Remove debug function - clean recipe
+#CARGO_BUILD_FLAGS = "--target x86_64-poky-linux-gnu --release"
+
+# Use external source directory
+EXTERNALSRC = "/repo/gui"
+EXTERNALSRC_BUILD = "${WORKDIR}/build"
+
+# Disable externalsrc debug symlinks
+EXTERNALSRC_SYMLINKS = ""
+
+# Dependencies for GUI
+DEPENDS += "wayland wayland-protocols libxkbcommon fontconfig"
+RDEPENDS:${PN} += "weston liberation-fonts systemd"
+
+# Systemd service
+SRC_URI += "file://gui-app.service"
+
+do_install:append() {
+    install -d ${D}${systemd_system_unitdir}
+    install -m 0644 ${WORKDIR}/gui-app.service ${D}${systemd_system_unitdir}/
+}
+
+SYSTEMD_SERVICE:${PN} = "gui-app.service"
+SYSTEMD_AUTO_ENABLE:${PN} = "enable"
+
+FILES:${PN} += "${systemd_system_unitdir}/gui-app.service"

image/meta-layers/meta-fcb-looper/recipes-core/images/fcb-looper-image.bb

@@ -0,0 +1,29 @@
+SUMMARY = "FCB1010 Looper System Image"
+DESCRIPTION = "Minimal embedded Linux system with GUI for audio looper"
+
+require recipes-core/images/core-image-base.bb
+
+IMAGE_INSTALL += "\
+    packagegroup-core-boot \
+    gui-app \
+    weston \
+    weston-init \
+    liberation-fonts \
+    systemd \
+    openssh \
+    ssh-keys \
+    ${CORE_IMAGE_EXTRA_INSTALL} \
+"
+
+# Optimize for embedded use
+IMAGE_FEATURES += "read-only-rootfs ssh-server-openssh"
+SYSTEMD_DEFAULT_TARGET = "graphical.target"
+
+# Size optimization
+IMAGE_ROOTFS_SIZE ?= "1048576"
+IMAGE_OVERHEAD_FACTOR = "1.1"
+
+# Image formats
+IMAGE_FSTYPES += "ext4 tar.bz2"
+
+LICENSE = "MIT"

image/meta-layers/meta-fcb-looper/recipes-core/ssh-keys/ssh-keys_1.0.bb

@@ -13,7 +13,7 @@ do_compile[noexec] = "1"
 
 do_install() {
     install -d ${D}${ROOT_HOME}/.ssh
-    install -m 0600 ${UNPACKDIR}/authorized_keys ${D}${ROOT_HOME}/.ssh/authorized_keys
+    install -m 0600 ${WORKDIR}/authorized_keys ${D}${ROOT_HOME}/.ssh/authorized_keys
 }
 
 FILES:${PN} = "${ROOT_HOME}/.ssh/authorized_keys"

image/meta-layers/meta-fcb-looper/recipes-graphics/wayland/weston-init.bbappend

@@ -0,0 +1,2 @@
+# Disable xwayland for embedded system  
+PACKAGECONFIG:remove = "xwayland"

image/meta-layers/meta-fcb-looper/recipes-graphics/weston/weston_%.bbappend

@@ -0,0 +1,2 @@
+# Enable DRM backend for VirtIO GPU
+PACKAGECONFIG:append = " drm"