chore(omnect-os-init): replaces legacy initramfs scripts with Rust init

classes/omnect_initramfs.bbclass

@@ -11,15 +11,3 @@ IMAGE_FEATURES = ""
 IMAGE_LINGUAS = ""
 KERNELDEPMODDEPEND = ""
 IMAGE_NAME_SUFFIX = ""
-
-# don't use rootfs module initramfs-framework-base
-BAD_RECOMMENDATIONS += "initramfs-module-rootfs"
-
-# check consistency of script ordering
-ROOTFS_POSTPROCESS_COMMAND:append = " omnect_initramfs_check;"
-omnect_initramfs_check() {
-    file_numbers=$(ls -1 ${IMAGE_ROOTFS}/init.d/ | sed 's/^\([0-9]\+\)-.*$/\1/g')
-    if [ "$(echo ${file_numbers})" != "$(echo ${file_numbers} | sort -u)" ]; then
-        bbfatal "wrong script ordering in ${IMAGE_ROOTFS}/init.d/"
-    fi
-}

conf/machine/include/phytec-imx8mm.inc

@@ -112,4 +112,4 @@ OMNECT_BOOTLOADER_RECIPE_PATH = "${LAYERDIR_phytec}/recipes-bsp/u-boot/u-boot-ph
 # OMNECT_BOOTLOADER_CHECKSUM_EXPTECTED:pn-bootloader-versioned - build will fail, if the
 # computed checksum is different to this; set to <oldchecksum> when
 # OMNECT_BOOTLOADER_CHECKSUM_COMPATIBLE:pn-bootloader-versioned is set
-OMNECT_BOOTLOADER_CHECKSUM_EXPECTED:pn-bootloader-versioned = "5165f005922e91b9513e4316db9316097f421109e2e678f6aed21f3a5cfbff51"
+OMNECT_BOOTLOADER_CHECKSUM_EXPECTED:pn-bootloader-versioned = "73d490ae9bf6014a6c18c34d002a4cd07d00587afb4a3b84cae957466df3fbad"

recipes-bsp/grub/grub-efi/omnect.inc.in

@@ -32,17 +32,13 @@ else
   save_env omnect_validate_update_failed
 fi
 
-if [ "x${omnect_rootblk}" != "x" ]; then
-  set kernel_param_rootblk=rootblk=${omnect_rootblk}
-  export kernel_param_rootblk
-fi
-
 if [ "${default}" != "Certificate Provision" ]; then
   set default="omnect-os"
 fi
 
 menuentry 'omnect-os' --unrestricted {
     set root=(hd0,gpt${omnect_os_bootpart})
-    linux /boot/bzImage rootpart=${omnect_os_bootpart} ${kernel_param_rootblk} ${omnect_extra_bootargs} @@OMNECT_APPEND_1ST_BOOT@@
+    probe --set=bootpart_fsuuid --fs-uuid ${root}
+    linux /boot/bzImage rootpart=${omnect_os_bootpart} bootpart_fsuuid=${bootpart_fsuuid} ${kernel_param_rootblk} ${omnect_extra_bootargs} @@OMNECT_APPEND_1ST_BOOT@@
     initrd /boot/initramfs.cpio.gz
 }

recipes-bsp/grub/grub-efi_%.bbappend

@@ -25,4 +25,4 @@ do_install:append:class-target() {
     install -m 0644 ${WORKDIR}/grubenv ${D}${EFI_BOOT_PATH}/grubenv
 }
 
-GRUB_BUILDIN:append = " echo sleep"
+GRUB_BUILDIN:append = " echo sleep probe"

recipes-bsp/u-boot/u-boot/omnect_env.h

@@ -6,6 +6,10 @@
 /* Attention: if vars are already part of CONFIG_EXTRA_ENV_SETTINGS
  * this doesnt work; these vars are shown correctly via userland fw_printenv,
  * but u-boot takes the default env value
+ *
+ * Every variable the OS writes at runtime belongs in this list. An unlisted
+ * variable is not guaranteed to survive a u-boot saveenv, which
+ * omnect_update_flow performs on the update paths.
  */
 #define OMNECT_REQUIRED_WRITEABLE_ENV_FLAGS_EXTRA
 #define OMNECT_REQUIRED_WRITEABLE_ENV_FLAGS \
@@ -15,6 +19,13 @@
     "flash-mode-devpath:sw," \
     "omnect_bootloader_updated:bw," \
     "omnect_extra_bootargs:sw," \
+    "omnect_factory_reset_last_error:sw," \
+    "omnect_first_boot_done:bw," \
+    "omnect_fsck_boot:sw," \
+    "omnect_fsck_cert:sw," \
+    "omnect_fsck_data:sw," \
+    "omnect_fsck_etc:sw," \
+    "omnect_fsck_factory:sw," \
     "omnect_os_bootpart:dw," \
     "omnect_validate_extra_bootargs:sw," \
     "omnect_validate_update:bw," \

recipes-omnect/images/omnect-os-initramfs.bb

@@ -13,51 +13,35 @@ inherit omnect_initramfs
 
 IMAGE_NAME = "${OMNECT_INITRAMFS_IMAGE_NAME}"
 
-FLASH_MODE_X_PACKAGES = " \
-    bmaptool \
-    dhcpcd \
-    xz \
-"
-
 GRUB_SUPPORT_PACKAGES = " \
     grub-editenv \
     grub-env \
 "
 
+UBOOT_SUPPORT_PACKAGES = " \
+    libubootenv \
+    libubootenv-bin \
+"
 RESIZE_DATA_PACKAGES = "\
     e2fsprogs-resize2fs \
     gptfdisk \
     parted \
 "
 
-UBOOT_SUPPORT_PACKAGES = " \
-    libubootenv \
-    libubootenv-bin \
-"
-
 PACKAGE_INSTALL = "\
-    base-passwd \
+    bash \
     coreutils \
-    dosfstools \
-    e2fsprogs \
+    e2fsprogs-e2fsck \
     e2fsprogs-mke2fs \
-    e2fsprogs-tune2fs \
-    initramfs-framework-base \
-    initramfs-module-debug \
-    jq \
-    kmod \
-    omnect-os-initramfs-scripts \
+    e2fsprogs-tune2fs \      
+    omnect-os-init \
     os-release \
+    util-linux-blkid \
     util-linux-fsck \
     util-linux-sfdisk \
-    util-linux-uuidgen \
     ${ROOTFS_BOOTSTRAP_INSTALL} \
     ${VIRTUAL-RUNTIME_base-utils} \
-    ${@bb.utils.contains('DISTRO_FEATURES', 'flash-mode-2', '${FLASH_MODE_X_PACKAGES} dropbear', '', d)} \
-    ${@bb.utils.contains('DISTRO_FEATURES', 'flash-mode-3', '${FLASH_MODE_X_PACKAGES} curl', '', d)} \
     ${@bb.utils.contains('DISTRO_FEATURES', 'resize-data', '${RESIZE_DATA_PACKAGES}', '', d)} \
-    ${@bb.utils.contains('MACHINE_FEATURES', 'efi', 'efibootmgr', '', d)} \
-    ${@bb.utils.contains('OMNECT_RELEASE_IMAGE', '1', '', 'initramfs-module-debug', d)} \
 "
 
 PACKAGE_INSTALL:append:omnect_grub = " ${GRUB_SUPPORT_PACKAGES}"
@@ -77,4 +61,4 @@ add_fsck_vfat_support() {
 
 inherit ${@bb.utils.contains('DISTRO_FEATURES', 'flash-mode-2', 'omnect_user', '', d)}
 inherit ${@bb.utils.contains('DISTRO_FEATURES', 'efi-secure-boot', 'user-key-store', '', d)}
-inherit omnect-initramfs-sign
+inherit omnect-initramfs-sign