diff --git a/.github/workflows/hi3516dv300_images.yml b/.github/workflows/hi3516dv300_images.yml
new file mode 100644
index 00000000..9e8746ab
--- /dev/null
+++ b/.github/workflows/hi3516dv300_images.yml
@@ -0,0 +1,134 @@
+name: OpenIPC for Hi3516Dv300
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - "v*"
+  workflow_dispatch:
+
+jobs:
+  build_core:
+    name: OpenIPC v2.1 for Hi3516Dv300
+    runs-on: ubuntu-18.04
+
+    steps:
+
+      - name: Checkout
+        id: checkout
+        uses: actions/checkout@v2
+
+      - name: Install build dependencies
+        id: install
+        run: |
+          make install-deps
+          mkdir -p tmp
+
+      - name: Free disk space
+        id: freshing
+        run: |
+          sudo swapoff -a
+          sudo rm -f /swapfile
+          sudo apt clean
+          docker rmi $(docker image ls -aq)
+          df -h
+
+      - name: Prepare buildroot
+        id: prepare
+        run: |
+          HEAD_TAG=$(git tag --points-at HEAD)
+          GIT_HASH=$(git rev-parse --short $GITHUB_SHA)
+          BRANCH_NAME=$(echo $GITHUB_REF | cut -d'/' -f 3)
+          if [ -z "$HEAD_TAG" ]; then
+            TAG_NAME="latest"
+            RELEASE_NAME="Development Build"
+            PRERELEASE=true
+          else
+            TAG_NAME=${{ github.ref }}
+            RELEASE_NAME="Release ${{ github.ref }}"
+            PRERELEASE=false
+          fi
+          echo "GIT_HASH=$GIT_HASH" >> $GITHUB_ENV
+          echo "TAG_NAME=$TAG_NAME" >> $GITHUB_ENV
+          echo "RELEASE_NAME=$RELEASE_NAME" >> $GITHUB_ENV
+          echo "PRERELEASE=$PRERELEASE" >> $GITHUB_ENV
+          echo "BRANCH_NAME=$BRANCH_NAME" >> $GITHUB_ENV
+          cd $GITHUB_WORKSPACE
+          make prepare
+
+      - name: Build Hi3516Dv300 firmware
+        id: build-hi3516dv300-firmware
+        continue-on-error: true
+        run: |
+          ARCHIVE_FW="${GITHUB_WORKSPACE}/output/images/openipc.hi3516dv300-br.tgz"
+          echo "ARCHIVE_FW=$ARCHIVE_FW" >> $GITHUB_ENV
+          cd $GITHUB_WORKSPACE
+          make PLATFORM=hisilicon BOARD=unknown_unknown_hi3516dv300_openipc all
+          # [[ $(stat --printf="%s" ${GITHUB_WORKSPACE}/output/images/uImage) -gt 2097152 ]] && echo "TG_NOTIFY=Warning, kernel size exceeded : $(stat --printf="%s" ${GITHUB_WORKSPACE}/output/images/uImage) vs 2097152" >> $GITHUB_ENV && exit 1
+          # [[ $(stat --printf="%s" ${GITHUB_WORKSPACE}/output/images/rootfs.squashfs) -gt 5242880 ]] && echo "TG_NOTIFY=Warning, rootfs size exceeded - $(stat --printf="%s" ${GITHUB_WORKSPACE}/output/images/rootfs.squashfs) vs 5242880" >> $GITHUB_ENV && exit 1
+          mv ${GITHUB_WORKSPACE}/output/images/uImage ${GITHUB_WORKSPACE}/output/images/uImage.hi3516dv300
+          mv ${GITHUB_WORKSPACE}/output/images/rootfs.squashfs ${GITHUB_WORKSPACE}/output/images/rootfs.squashfs.hi3516dv300
+          tar -C ${GITHUB_WORKSPACE}/output/images -cvzf $ARCHIVE_FW rootfs.squashfs.hi3516dv300 uImage.hi3516dv300
+
+      - name: Build Hi3516Dv300 SDK
+        id: build-hi3516dv300-sdk
+        continue-on-error: true
+        run: |
+          ARCHIVE_SDK="${GITHUB_WORKSPACE}/output/images/arm-openipc-linux-musleabi_sdk-buildroot.tar.gz"
+          echo "ARCHIVE_SDK=$ARCHIVE_SDK" >> $GITHUB_ENV
+          cd $GITHUB_WORKSPACE/output
+          make sdk
+
+      - name: Send warning message to telegram channel
+        env:
+          TG_TOKEN: ${{ secrets.TELEGRAM_TOKEN_BOT_OPENIPC }}
+          TG_CHANNEL: ${{ secrets.TELEGRAM_CHANNEL_OPENIPC_DEV }}
+        if: steps.build-hi3516dv300-firmware.outcome != 'success' || steps.build-hi3516dv300-sdk.outcome != 'success'
+        run: |
+          TG_OPTIONS="-s --connect-timeout 5 --max-time 15"
+          TG_NOTIFY="${TG_NOTIFY:=Warning, Buildroot compiling error...}"
+          TG_HEADER=$(echo -e "\r\n$TG_NOTIFY \r\n\r\nCommit: $GIT_HASH \r\nBranch: $BRANCH_NAME \r\nTag: $TAG_NAME \r\n\r\n\xE2\x9A\xA0 GitHub Actions")
+          curl $TG_OPTIONS -H "Content-Type: multipart/form-data" -X POST https://api.telegram.org/bot$TG_TOKEN/sendMessage \
+            -F chat_id=$TG_CHANNEL -F text="$TG_HEADER"
+
+      - name: Create release
+        uses: actions/create-release@v1
+        continue-on-error: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ env.TAG_NAME }}
+          release_name: ${{ env.RELEASE_NAME }}
+          draft: false
+          prerelease: ${{ env.PRERELEASE }}
+
+      - name: Upload FW to release
+        uses: svenstaro/upload-release-action@v2
+        continue-on-error: true
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: ${{ env.ARCHIVE_FW }}
+          asset_name: "openipc.hi3516dv300-br.tgz"
+          tag: ${{ env.TAG_NAME }}
+          overwrite: true
+
+      - name: Upload SDK to release
+        uses: svenstaro/upload-release-action@v2
+        continue-on-error: true
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: ${{ env.ARCHIVE_SDK }}
+          asset_name: "arm-openipc-hi3516dv300-linux-musleabi_sdk-buildroot.tar.gz"
+          tag: ${{ env.TAG_NAME }}
+          overwrite: true
+
+      - name: Send binary file to telegram channel
+        env:
+          TG_TOKEN: ${{ secrets.TELEGRAM_TOKEN_BOT_OPENIPC }}
+          TG_CHANNEL: ${{ secrets.TELEGRAM_CHANNEL_OPENIPC_DEV }}
+        run: |
+          TG_OPTIONS="-s --connect-timeout 5 --max-time 15"
+          TG_HEADER=$(echo -e "\r\nCommit: $GIT_HASH \r\nBranch: $BRANCH_NAME \r\nTag: $TAG_NAME \r\n\r\n\xE2\x9C\x85 GitHub Actions")
+          curl $TG_OPTIONS -H "Content-Type: multipart/form-data" -X POST https://api.telegram.org/bot$TG_TOKEN/sendDocument \
+            -F chat_id=$TG_CHANNEL -F document="@$ARCHIVE_FW" -F caption="$TG_HEADER"
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516cv500_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516cv500_openipc_defconfig
new file mode 100644
index 00000000..71a6c8da
--- /dev/null
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516cv500_openipc_defconfig
@@ -0,0 +1,88 @@
+# Architecture
+BR2_arm=y
+BR2_cortex_a7=y
+BR2_ARM_EABI=y
+BR2_ARM_FPU_NEON_VFPV4=y
+BR2_ARM_INSTRUCTIONS_THUMB2=y
+BR2_KERNEL_HEADERS_VERSION=y
+BR2_DEFAULT_KERNEL_VERSION="4.9.37"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_9=y
+
+# Toolchain
+BR2_PER_PACKAGE_DIRECTORIES=y
+BR2_GCC_VERSION_7_X=y
+BR2_TOOLCHAIN_USES_GLIBC=y
+BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
+BR2_TOOLCHAIN_BUILDROOT_LIBC="glibc"
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
+BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
+BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
+
+# Kernel
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.37"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/hi3516cv500.generic.config"
+BR2_LINUX_KERNEL_UIMAGE=y
+BR2_LINUX_KERNEL_XZ=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER_LIST="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/patches/ $(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/overlay"
+
+# Filesystem
+# BR2_TARGET_TZ_INFO is not set
+BR2_TARGET_ROOTFS_CPIO=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
+BR2_ROOTFS_OVERLAY="$(TOPDIR)/../general/overlay"
+BR2_ROOTFS_POST_BUILD_SCRIPT="$(TOPDIR)/../scripts/executing_commands_for_$(BR2_TOOLCHAIN_BUILDROOT_LIBC).sh"
+
+# OpenIPC configuration
+BR2_TOOLCHAIN_BUILDROOT_VENDOR="openipc"
+BR2_TARGET_GENERIC_ISSUE="Welcome to OpenIPC v2.1"
+BR2_TARGET_GENERIC_HOSTNAME="hi3516cv500-openipc"
+BR2_GLOBAL_PATCH_DIR="$(TOPDIR)/../general/package/all-patches"
+
+# OpenIPC packages
+BR2_PACKAGE_BUSYBOX_CONFIG="$(TOPDIR)/../general/package/busybox/busybox.config"
+BR2_PACKAGE_DROPBEAR=y
+BR2_PACKAGE_FDK_AAC_OPENIPC=y
+BR2_PACKAGE_FWPRINTENV_OPENIPC=y
+# BR2_PACKAGE_HASERL is not set
+BR2_PACKAGE_HISI_GPIO=y
+# BR2_PACKAGE_HISILICON_OSDRV_HI3516CV500 is not set
+BR2_PACKAGE_IPCTOOL=y
+BR2_PACKAGE_JSON_C=y
+BR2_PACKAGE_LAME_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
+# BR2_PACKAGE_LIBCURL_OPENIPC_VERBOSE is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_PROXY_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
+BR2_PACKAGE_LIBCURL_OPENIPC_MBEDTLS=y
+BR2_PACKAGE_LIBEVENT_OPENIPC=y
+BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT=y
+BR2_PACKAGE_LIBOGG_OPENIPC=y
+BR2_PACKAGE_LIBYAML=y
+# BR2_PACKAGE_MAJESTIC_HI3516CV500 is not set
+BR2_PACKAGE_MBEDTLS_OPENIPC=y
+# BR2_PACKAGE_MBEDTLS_OPENIPC_PROGRAMS is not set
+# BR2_PACKAGE_MBEDTLS_OPENIPC_COMPRESSION is not set
+# BR2_PACKAGE_MINI_SNMPD is not set
+BR2_PACKAGE_OPUS_OPENIPC=y
+BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
+# BR2_PACKAGE_SSHPASS is not set
+BR2_PACKAGE_UACME_OPENIPC=y
+BR2_PACKAGE_VTUND_OPENIPC=y
+BR2_PACKAGE_YAML_CLI=y
+
+# WiFi
+# BR2_PACKAGE_WIRELESS_TOOLS is not set
+# BR2_PACKAGE_WPA_SUPPLICANT is not set
+# BR2_PACKAGE_WPA_SUPPLICANT_CLI is not set
+# BR2_PACKAGE_WPA_SUPPLICANT_NL80211 is not set
+# BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE is not set
+# BR2_PACKAGE_LINUX_FIRMWARE is not set
+# BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U is not set
+# BR2_PACKAGE_RTL8188EU is not set
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516cv500_unknown_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516cv500_unknown_defconfig
deleted file mode 100644
index 5784d61f..00000000
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516cv500_unknown_defconfig
+++ /dev/null
@@ -1,23 +0,0 @@
-BR2_arm=y
-BR2_cortex_a7=y
-BR2_ARM_EABI=y
-BR2_ARM_FPU_NEON_VFPV4=y
-BR2_ARM_INSTRUCTIONS_THUMB2=y
-BR2_KERNEL_HEADERS_VERSION=y
-BR2_DEFAULT_KERNEL_VERSION="4.9.37"
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_9=y
-BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
-BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
-BR2_GCC_VERSION_7_X=y
-BR2_LINUX_KERNEL=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.37"
-BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/hi3516cv500.generic.config"
-BR2_LINUX_KERNEL_UIMAGE=y
-BR2_LINUX_KERNEL_XZ=y
-BR2_TARGET_ROOTFS_SQUASHFS=y
-BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
-BR2_LINUX_KERNEL_EXT_HISI_PATCHER=y
-BR2_LINUX_KERNEL_EXT_HISI_PATCHER_LIST="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/patches/ $(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/overlay"
-BR2_ROOTFS_POST_BUILD_SCRIPT="$(TOPDIR)/../scripts/executing_commands_for_$(BR2_TOOLCHAIN_BUILDROOT_LIBC).sh"
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516dv300_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516dv300_openipc_defconfig
new file mode 100644
index 00000000..7ae845f0
--- /dev/null
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516dv300_openipc_defconfig
@@ -0,0 +1,88 @@
+# Architecture
+BR2_arm=y
+BR2_cortex_a7=y
+BR2_ARM_EABI=y
+BR2_ARM_FPU_NEON_VFPV4=y
+BR2_ARM_INSTRUCTIONS_THUMB2=y
+BR2_KERNEL_HEADERS_VERSION=y
+BR2_DEFAULT_KERNEL_VERSION="4.9.37"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_9=y
+
+# Toolchain
+BR2_PER_PACKAGE_DIRECTORIES=y
+BR2_GCC_VERSION_7_X=y
+BR2_TOOLCHAIN_USES_GLIBC=y
+BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
+BR2_TOOLCHAIN_BUILDROOT_LIBC="glibc"
+BR2_TOOLCHAIN_BUILDROOT_CXX=y
+BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
+BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
+
+# Kernel
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.37"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/hi3516dv300.generic.config"
+BR2_LINUX_KERNEL_UIMAGE=y
+BR2_LINUX_KERNEL_XZ=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER_LIST="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/patches/ $(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/overlay"
+
+# Filesystem
+# BR2_TARGET_TZ_INFO is not set
+BR2_TARGET_ROOTFS_CPIO=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
+BR2_ROOTFS_OVERLAY="$(TOPDIR)/../general/overlay"
+BR2_ROOTFS_POST_BUILD_SCRIPT="$(TOPDIR)/../scripts/executing_commands_for_$(BR2_TOOLCHAIN_BUILDROOT_LIBC).sh"
+
+# OpenIPC configuration
+BR2_TOOLCHAIN_BUILDROOT_VENDOR="openipc"
+BR2_TARGET_GENERIC_ISSUE="Welcome to OpenIPC v2.1"
+BR2_TARGET_GENERIC_HOSTNAME="hi3516dv300-openipc"
+BR2_GLOBAL_PATCH_DIR="$(TOPDIR)/../general/package/all-patches"
+
+# OpenIPC packages
+BR2_PACKAGE_BUSYBOX_CONFIG="$(TOPDIR)/../general/package/busybox/busybox.config"
+BR2_PACKAGE_DROPBEAR=y
+BR2_PACKAGE_FDK_AAC_OPENIPC=y
+BR2_PACKAGE_FWPRINTENV_OPENIPC=y
+# BR2_PACKAGE_HASERL is not set
+BR2_PACKAGE_HISI_GPIO=y
+# BR2_PACKAGE_HISILICON_OSDRV_HI3516CV500 is not set
+BR2_PACKAGE_IPCTOOL=y
+BR2_PACKAGE_JSON_C=y
+BR2_PACKAGE_LAME_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
+# BR2_PACKAGE_LIBCURL_OPENIPC_VERBOSE is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_PROXY_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
+BR2_PACKAGE_LIBCURL_OPENIPC_MBEDTLS=y
+BR2_PACKAGE_LIBEVENT_OPENIPC=y
+BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT=y
+BR2_PACKAGE_LIBOGG_OPENIPC=y
+BR2_PACKAGE_LIBYAML=y
+# BR2_PACKAGE_MAJESTIC_HI3516CV500 is not set
+BR2_PACKAGE_MBEDTLS_OPENIPC=y
+# BR2_PACKAGE_MBEDTLS_OPENIPC_PROGRAMS is not set
+# BR2_PACKAGE_MBEDTLS_OPENIPC_COMPRESSION is not set
+# BR2_PACKAGE_MINI_SNMPD is not set
+BR2_PACKAGE_OPUS_OPENIPC=y
+BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
+# BR2_PACKAGE_SSHPASS is not set
+BR2_PACKAGE_UACME_OPENIPC=y
+BR2_PACKAGE_VTUND_OPENIPC=y
+BR2_PACKAGE_YAML_CLI=y
+
+# WiFi
+# BR2_PACKAGE_WIRELESS_TOOLS is not set
+# BR2_PACKAGE_WPA_SUPPLICANT is not set
+# BR2_PACKAGE_WPA_SUPPLICANT_CLI is not set
+# BR2_PACKAGE_WPA_SUPPLICANT_NL80211 is not set
+# BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE is not set
+# BR2_PACKAGE_LINUX_FIRMWARE is not set
+# BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U is not set
+# BR2_PACKAGE_RTL8188EU is not set
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516dv300_unknown_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516dv300_unknown_defconfig
deleted file mode 100644
index b98eecc9..00000000
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516dv300_unknown_defconfig
+++ /dev/null
@@ -1,23 +0,0 @@
-BR2_arm=y
-BR2_cortex_a7=y
-BR2_ARM_EABI=y
-BR2_ARM_FPU_NEON_VFPV4=y
-BR2_ARM_INSTRUCTIONS_THUMB2=y
-BR2_KERNEL_HEADERS_VERSION=y
-BR2_DEFAULT_KERNEL_VERSION="4.9.37"
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_9=y
-BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
-BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
-BR2_GCC_VERSION_7_X=y
-BR2_LINUX_KERNEL=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.37"
-BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/hi3516dv300.generic.config"
-BR2_LINUX_KERNEL_UIMAGE=y
-BR2_LINUX_KERNEL_XZ=y
-BR2_TARGET_ROOTFS_SQUASHFS=y
-BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
-BR2_LINUX_KERNEL_EXT_HISI_PATCHER=y
-BR2_LINUX_KERNEL_EXT_HISI_PATCHER_LIST="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/patches/ $(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516cv500/kernel/overlay"
-BR2_ROOTFS_POST_BUILD_SCRIPT="$(TOPDIR)/../scripts/executing_commands_for_$(BR2_TOOLCHAIN_BUILDROOT_LIBC).sh"
diff --git a/br-ext-chip-sigmastar/board/infinity6b0/kernel/infinity6b0-ssc009a.generic.config b/br-ext-chip-sigmastar/board/infinity6b0/kernel/infinity6b0-ssc009a.initramfs.config
similarity index 81%
rename from br-ext-chip-sigmastar/board/infinity6b0/kernel/infinity6b0-ssc009a.generic.config
rename to br-ext-chip-sigmastar/board/infinity6b0/kernel/infinity6b0-ssc009a.initramfs.config
index c61897a8..f00fa816 100644
--- a/br-ext-chip-sigmastar/board/infinity6b0/kernel/infinity6b0-ssc009a.generic.config
+++ b/br-ext-chip-sigmastar/board/infinity6b0/kernel/infinity6b0-ssc009a.initramfs.config
@@ -65,6 +65,7 @@ CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_IRQ_DOMAIN=y
 CONFIG_IRQ_DOMAIN_HIERARCHY=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
+# CONFIG_IRQ_DOMAIN_DEBUG is not set
 CONFIG_IRQ_FORCED_THREADING=y
 CONFIG_SPARSE_IRQ=y
 CONFIG_ARCH_CLOCKSOURCE_DATA=y
@@ -127,10 +128,8 @@ CONFIG_NET_NS=y
 # CONFIG_SYSFS_DEPRECATED is not set
 # CONFIG_RELAY is not set
 CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE="${BR_BINARIES_DIR}/rootfs.cpio"
-CONFIG_INITRAMFS_ROOT_UID=0
-CONFIG_INITRAMFS_ROOT_GID=0
-# CONFIG_RD_GZIP is not set
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
 # CONFIG_RD_BZIP2 is not set
 # CONFIG_RD_LZMA is not set
 # CONFIG_RD_XZ is not set
@@ -239,6 +238,7 @@ CONFIG_OLD_SIGACTION=y
 #
 # GCOV-based kernel profiling
 #
+# CONFIG_GCOV_KERNEL is not set
 CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
@@ -492,6 +492,7 @@ CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 CONFIG_HAVE_MEMBLOCK=y
 CONFIG_NO_BOOTMEM=y
+CONFIG_MEMORY_ISOLATION=y
 # CONFIG_HAVE_BOOTMEM_INFO_NODE is not set
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_COMPACTION=y
@@ -641,7 +642,24 @@ CONFIG_SYN_COOKIES=y
 # CONFIG_INET_XFRM_MODE_BEET is not set
 # CONFIG_INET_DIAG is not set
 # CONFIG_TCP_CONG_ADVANCED is not set
+# CONFIG_TCP_CONG_BIC is not set
 CONFIG_TCP_CONG_CUBIC=y
+# CONFIG_TCP_CONG_WESTWOOD is not set
+# CONFIG_TCP_CONG_HTCP is not set
+# CONFIG_TCP_CONG_HSTCP is not set
+# CONFIG_TCP_CONG_HYBLA is not set
+# CONFIG_TCP_CONG_VEGAS is not set
+# CONFIG_TCP_CONG_NV is not set
+# CONFIG_TCP_CONG_SCALABLE is not set
+# CONFIG_TCP_CONG_LP is not set
+# CONFIG_TCP_CONG_VENO is not set
+# CONFIG_TCP_CONG_YEAH is not set
+# CONFIG_TCP_CONG_ILLINOIS is not set
+# CONFIG_TCP_CONG_DCTCP is not set
+# CONFIG_TCP_CONG_CDG is not set
+# CONFIG_TCP_CONG_BBR is not set
+CONFIG_DEFAULT_CUBIC=y
+# CONFIG_DEFAULT_RENO is not set
 CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_TCP_MD5SIG is not set
 # CONFIG_IPV6 is not set
@@ -697,6 +715,32 @@ CONFIG_BQL=y
 # CONFIG_AF_KCM is not set
 # CONFIG_STREAM_PARSER is not set
 # CONFIG_WIRELESS is not set
+# CONFIG_WIRELESS_EXT is not set
+# CONFIG_WEXT_CORE is not set
+# CONFIG_WEXT_PROC is not set
+# CONFIG_WEXT_PRIV is not set
+# CONFIG_CFG80211 is not set
+# CONFIG_NL80211_TESTMODE is not set
+# CONFIG_CFG80211_DEVELOPER_WARNINGS is not set
+# CONFIG_CFG80211_CERTIFICATION_ONUS is not set
+# CONFIG_CFG80211_DEFAULT_PS is not set
+# CONFIG_CFG80211_DEBUGFS is not set
+# CONFIG_CFG80211_INTERNAL_REGDB is not set
+# CONFIG_CFG80211_CRDA_SUPPORT is not set
+# CONFIG_CFG80211_WEXT is not set
+# CONFIG_LIB80211 is not set
+# CONFIG_MAC80211 is not set
+# CONFIG_MAC80211_HAS_RC is not set
+# CONFIG_MAC80211_RC_MINSTREL is not set
+# CONFIG_MAC80211_RC_MINSTREL_HT is not set
+# CONFIG_MAC80211_RC_MINSTREL_VHT is not set
+# CONFIG_MAC80211_RC_DEFAULT_MINSTREL is not set
+# CONFIG_MAC80211_RC_DEFAULT is not set
+# CONFIG_MAC80211_MESH is not set
+# CONFIG_MAC80211_DEBUGFS is not set
+# CONFIG_MAC80211_MESSAGE_TRACING is not set
+# CONFIG_MAC80211_DEBUG_MENU is not set
+# CONFIG_MAC80211_STA_HASH_MAX_SIZE is not set
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -734,6 +778,17 @@ CONFIG_REGMAP=y
 CONFIG_REGMAP_I2C=y
 CONFIG_REGMAP_SPI=y
 # CONFIG_DMA_SHARED_BUFFER is not set
+CONFIG_DMA_CMA=y
+
+#
+# Default contiguous memory area size:
+#
+CONFIG_CMA_SIZE_MBYTES=2
+CONFIG_CMA_SIZE_SEL_MBYTES=y
+# CONFIG_CMA_SIZE_SEL_PERCENTAGE is not set
+# CONFIG_CMA_SIZE_SEL_MIN is not set
+# CONFIG_CMA_SIZE_SEL_MAX is not set
+CONFIG_CMA_ALIGNMENT=4
 
 #
 # Bus devices
@@ -746,6 +801,7 @@ CONFIG_REGMAP_SPI=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_TESTS is not set
+# CONFIG_MTD_SS_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AFS_PARTS is not set
@@ -807,7 +863,22 @@ CONFIG_MTD_PLATRAM=y
 # Disk-On-Chip Device Drivers
 #
 # CONFIG_MTD_DOCG3 is not set
+# CONFIG_MTD_NAND_ECC is not set
+# CONFIG_MTD_NAND_ECC_SMC is not set
 # CONFIG_MTD_NAND is not set
+# CONFIG_MTD_NAND_ECC_BCH is not set
+# CONFIG_MTD_SM_COMMON is not set
+# CONFIG_MTD_NAND_DENALI_DT is not set
+# CONFIG_MTD_NAND_GPIO is not set
+# CONFIG_MTD_NAND_OMAP_BCH_BUILD is not set
+# CONFIG_MTD_NAND_IDS is not set
+# CONFIG_MTD_NAND_DISKONCHIP is not set
+# CONFIG_MTD_NAND_DOCG4 is not set
+# CONFIG_MTD_NAND_NANDSIM is not set
+# CONFIG_MTD_NAND_BRCMNAND is not set
+# CONFIG_MTD_NAND_PLATFORM is not set
+# CONFIG_MTD_NAND_HISI504 is not set
+# CONFIG_MTD_NAND_MTK is not set
 # CONFIG_MTD_ONENAND is not set
 
 #
@@ -1035,7 +1106,71 @@ CONFIG_FIXED_PHY=y
 #
 # Host-side USB support is needed for USB Network Adapter support
 #
+# CONFIG_USB_NET_DRIVERS is not set
+# CONFIG_USB_CATC is not set
+# CONFIG_USB_KAWETH is not set
+# CONFIG_USB_PEGASUS is not set
+# CONFIG_USB_RTL8150 is not set
+# CONFIG_USB_RTL8152 is not set
+# CONFIG_USB_LAN78XX is not set
+# CONFIG_USB_USBNET is not set
+# CONFIG_USB_NET_AX8817X is not set
+# CONFIG_USB_NET_AX88179_178A is not set
+# CONFIG_USB_NET_CDCETHER is not set
+# CONFIG_USB_NET_CDC_EEM is not set
+# CONFIG_USB_NET_CDC_NCM is not set
+# CONFIG_USB_NET_HUAWEI_CDC_NCM is not set
+# CONFIG_USB_NET_CDC_MBIM is not set
+# CONFIG_USB_NET_DM9601 is not set
+# CONFIG_USB_NET_SR9700 is not set
+# CONFIG_USB_NET_SR9800 is not set
+# CONFIG_USB_NET_SMSC75XX is not set
+# CONFIG_USB_NET_SMSC95XX is not set
+# CONFIG_USB_NET_GL620A is not set
+# CONFIG_USB_NET_NET1080 is not set
+# CONFIG_USB_NET_PLUSB is not set
+# CONFIG_USB_NET_MCS7830 is not set
+# CONFIG_USB_NET_RNDIS_HOST is not set
+# CONFIG_USB_NET_CDC_SUBSET_ENABLE is not set
+# CONFIG_USB_NET_CDC_SUBSET is not set
+# CONFIG_USB_ALI_M5632 is not set
+# CONFIG_USB_AN2720 is not set
+# CONFIG_USB_BELKIN is not set
+# CONFIG_USB_ARMLINUX is not set
+# CONFIG_USB_EPSON2888 is not set
+# CONFIG_USB_KC2190 is not set
+# CONFIG_USB_NET_ZAURUS is not set
+# CONFIG_USB_NET_CX82310_ETH is not set
+# CONFIG_USB_NET_KALMIA is not set
+# CONFIG_USB_NET_QMI_WWAN is not set
+# CONFIG_USB_NET_INT51X1 is not set
+# CONFIG_USB_IPHETH is not set
+# CONFIG_USB_SIERRA_NET is not set
+# CONFIG_USB_VL600 is not set
+# CONFIG_USB_NET_CH9200 is not set
 # CONFIG_WLAN is not set
+# CONFIG_WLAN_VENDOR_ADMTEK is not set
+# CONFIG_WLAN_VENDOR_ATH is not set
+# CONFIG_WLAN_VENDOR_ATMEL is not set
+# CONFIG_WLAN_VENDOR_BROADCOM is not set
+# CONFIG_WLAN_VENDOR_CISCO is not set
+# CONFIG_WLAN_VENDOR_INTEL is not set
+# CONFIG_WLAN_VENDOR_INTERSIL is not set
+# CONFIG_WLAN_VENDOR_MARVELL is not set
+# CONFIG_WLAN_VENDOR_MEDIATEK is not set
+# CONFIG_MT7601U is not set
+# CONFIG_WLAN_VENDOR_RALINK is not set
+# CONFIG_RT2X00 is not set
+# CONFIG_WLAN_VENDOR_REALTEK is not set
+# CONFIG_RTL8187 is not set
+# CONFIG_RTL_CARDS is not set
+# CONFIG_RTL8XXXU is not set
+# CONFIG_WLAN_VENDOR_RSI is not set
+# CONFIG_WLAN_VENDOR_ST is not set
+# CONFIG_WLAN_VENDOR_TI is not set
+# CONFIG_WLAN_VENDOR_ZYDAS is not set
+# CONFIG_MAC80211_HWSIM is not set
+# CONFIG_USB_NET_RNDIS_WLAN is not set
 
 #
 # Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -1142,8 +1277,11 @@ CONFIG_I2C_CHARDEV=y
 #
 # External I2C/SMBus adapter drivers
 #
+# CONFIG_I2C_DIOLAN_U2C is not set
 # CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_ROBOTFUZZ_OSIF is not set
 # CONFIG_I2C_TAOS_EVM is not set
+# CONFIG_I2C_TINY_USB is not set
 
 #
 # Other I2C/SMBus bus drivers
@@ -1252,6 +1390,10 @@ CONFIG_GPIO_SYSFS=y
 # SPI or I2C GPIO expanders
 #
 # CONFIG_GPIO_MCP23S08 is not set
+
+#
+# USB GPIO expanders
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_AVS is not set
 # CONFIG_POWER_RESET is not set
@@ -1275,6 +1417,11 @@ CONFIG_WATCHDOG_CORE=y
 # CONFIG_MAX63XX_WATCHDOG is not set
 # CONFIG_MEN_A21_WDT is not set
 
+#
+# USB-based Watchdog Cards
+#
+# CONFIG_USBPCWATCHDOG is not set
+
 #
 # Watchdog Pretimeout Governors
 #
@@ -1314,6 +1461,7 @@ CONFIG_BCMA_POSSIBLE=y
 # CONFIG_MFD_DA9062 is not set
 # CONFIG_MFD_DA9063 is not set
 # CONFIG_MFD_DA9150 is not set
+# CONFIG_MFD_DLN2 is not set
 # CONFIG_MFD_EXYNOS_LPASS is not set
 # CONFIG_MFD_MC13XXX_SPI is not set
 # CONFIG_MFD_MC13XXX_I2C is not set
@@ -1337,10 +1485,12 @@ CONFIG_BCMA_POSSIBLE=y
 # CONFIG_MFD_MT6397 is not set
 # CONFIG_MFD_MENF21BMC is not set
 # CONFIG_EZX_PCAP is not set
+# CONFIG_MFD_VIPERBOARD is not set
 # CONFIG_MFD_RETU is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_MFD_PM8921_CORE is not set
 # CONFIG_MFD_RT5033 is not set
+# CONFIG_MFD_RTSX_USB is not set
 # CONFIG_MFD_RC5T583 is not set
 # CONFIG_MFD_RK808 is not set
 # CONFIG_MFD_RN5T618 is not set
@@ -1401,11 +1551,168 @@ CONFIG_BCMA_POSSIBLE=y
 # Frame buffer Devices
 #
 # CONFIG_FB is not set
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_CMDLINE is not set
+# CONFIG_FB_NOTIFY is not set
+# CONFIG_FB_DDC is not set
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
+# CONFIG_FB_CFB_FILLRECT is not set
+# CONFIG_FB_CFB_COPYAREA is not set
+# CONFIG_FB_CFB_IMAGEBLIT is not set
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_OPENCORES is not set
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_SMSCUFX is not set
+# CONFIG_FB_UDL is not set
+# CONFIG_FB_IBM_GXT4500 is not set
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_BROADSHEET is not set
+# CONFIG_FB_AUO_K190X is not set
+# CONFIG_FB_SIMPLE is not set
+# CONFIG_FB_SSD1307 is not set
 # CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 # CONFIG_VGASTATE is not set
+# CONFIG_LOGO is not set
 # CONFIG_SOUND is not set
-CONFIG_USB_OHCI_LITTLE_ENDIAN=y
+# CONFIG_USB_OHCI_LITTLE_ENDIAN is not set
 # CONFIG_USB_SUPPORT is not set
+# CONFIG_MP_USB_MSTAR is not set
+# CONFIG_USB_COMMON is not set
+# CONFIG_USB_ARCH_HAS_HCD is not set
+# CONFIG_USB is not set
+# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
+
+#
+# Miscellaneous USB options
+#
+# CONFIG_USB_DEFAULT_PERSIST is not set
+# CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_OTG_WHITELIST is not set
+# CONFIG_USB_OTG_BLACKLIST_HUB is not set
+# CONFIG_USB_MON is not set
+# CONFIG_USB_WUSB_CBAF is not set
+
+#
+# USB Host Controller Drivers
+#
+# CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
+# CONFIG_USB_EHCI_HCD is not set
+# CONFIG_USB_EHCI_ROOT_HUB_TT is not set
+# CONFIG_USB_EHCI_TT_NEWSCHED is not set
+# CONFIG_USB_EHCI_SUSPEND_PORT is not set
+# CONFIG_USB_EHCI_HCD_PLATFORM is not set
+# CONFIG_USB_OXU210HP_HCD is not set
+# CONFIG_USB_ISP116X_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
+# CONFIG_USB_FOTG210_HCD is not set
+# CONFIG_USB_MAX3421_HCD is not set
+# CONFIG_USB_OHCI_HCD is not set
+# CONFIG_USB_SL811_HCD is not set
+# CONFIG_USB_R8A66597_HCD is not set
+# CONFIG_USB_HCD_TEST_MODE is not set
+
+#
+# USB Device Class drivers
+#
+# CONFIG_USB_ACM is not set
+# CONFIG_USB_PRINTER is not set
+# CONFIG_USB_WDM is not set
+# CONFIG_USB_TMC is not set
+
+#
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
+#
+
+#
+# also be needed; see USB_STORAGE Help for more info
+#
+# CONFIG_USB_STORAGE is not set
+# CONFIG_USB_STORAGE_DEBUG is not set
+# CONFIG_USB_STORAGE_REALTEK is not set
+# CONFIG_USB_STORAGE_DATAFAB is not set
+# CONFIG_USB_STORAGE_FREECOM is not set
+# CONFIG_USB_STORAGE_ISD200 is not set
+# CONFIG_USB_STORAGE_USBAT is not set
+# CONFIG_USB_STORAGE_SDDR09 is not set
+# CONFIG_USB_STORAGE_SDDR55 is not set
+# CONFIG_USB_STORAGE_JUMPSHOT is not set
+# CONFIG_USB_STORAGE_ALAUDA is not set
+# CONFIG_USB_STORAGE_KARMA is not set
+# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set
+# CONFIG_USB_STORAGE_ENE_UB6250 is not set
+# CONFIG_USB_UAS is not set
+
+#
+# USB Imaging devices
+#
+# CONFIG_USB_MDC800 is not set
+# CONFIG_USB_MICROTEK is not set
+# CONFIG_USBIP_CORE is not set
+# CONFIG_USB_MUSB_HDRC is not set
+# CONFIG_USB_DWC3 is not set
+# CONFIG_USB_DWC2 is not set
+# CONFIG_USB_CHIPIDEA is not set
+# CONFIG_USB_ISP1760 is not set
+
+#
+# USB port drivers
+#
+# CONFIG_USB_SERIAL is not set
+
+#
+# USB Miscellaneous drivers
+#
+# CONFIG_USB_EMI62 is not set
+# CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
+# CONFIG_USB_SEVSEG is not set
+# CONFIG_USB_RIO500 is not set
+# CONFIG_USB_LEGOTOWER is not set
+# CONFIG_USB_LCD is not set
+# CONFIG_USB_CYPRESS_CY7C63 is not set
+# CONFIG_USB_CYTHERM is not set
+# CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
+# CONFIG_USB_APPLEDISPLAY is not set
+# CONFIG_USB_SISUSBVGA is not set
+# CONFIG_USB_LD is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
+# CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
+# CONFIG_USB_EHSET_TEST_FIXTURE is not set
+# CONFIG_USB_ISIGHTFW is not set
+# CONFIG_USB_YUREX is not set
+# CONFIG_USB_EZUSB_FX2 is not set
+# CONFIG_USB_HSIC_USB3503 is not set
+# CONFIG_USB_HSIC_USB4604 is not set
+# CONFIG_USB_LINK_LAYER_TEST is not set
+
+#
+# USB Physical Layer drivers
+#
+# CONFIG_USB_PHY is not set
+# CONFIG_NOP_USB_XCEIV is not set
+# CONFIG_USB_GPIO_VBUS is not set
+# CONFIG_USB_ISP1301 is not set
+# CONFIG_USB_ULPI is not set
+# CONFIG_USB_GADGET is not set
+# CONFIG_USB_ULPI_BUS is not set
 # CONFIG_UWB is not set
 CONFIG_MMC=y
 CONFIG_SS_FAST_MMC=y
@@ -1428,6 +1735,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # CONFIG_MMC_SDHCI is not set
 # CONFIG_MMC_SPI is not set
 # CONFIG_MMC_DW is not set
+# CONFIG_MMC_VUB300 is not set
+# CONFIG_MMC_USHC is not set
 # CONFIG_MMC_USDHI6ROL0 is not set
 # CONFIG_MMC_MTK is not set
 # CONFIG_MEMSTICK is not set
@@ -1499,7 +1808,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_MAX6902 is not set
 # CONFIG_RTC_DRV_PCF2123 is not set
 # CONFIG_RTC_DRV_MCP795 is not set
-CONFIG_RTC_I2C_AND_SPI=y
+# CONFIG_RTC_I2C_AND_SPI is not set
 
 #
 # SPI and I2C RTC drivers
@@ -1558,7 +1867,12 @@ CONFIG_UIO_PDRV_GENIRQ=y
 # Microsoft Hyper-V guest support
 #
 CONFIG_STAGING=y
+# CONFIG_PRISM2_USB is not set
 # CONFIG_COMEDI is not set
+# CONFIG_RTLLIB is not set
+# CONFIG_R8712U is not set
+# CONFIG_R8188EU is not set
+# CONFIG_VT6656 is not set
 
 #
 # Speakup console speech
@@ -1568,11 +1882,20 @@ CONFIG_STAGING=y
 #
 # Android
 #
+# CONFIG_ASHMEM is not set
+# CONFIG_ANDROID_LOW_MEMORY_KILLER is not set
+# CONFIG_ION is not set
 # CONFIG_STAGING_BOARD is not set
+# CONFIG_LTE_GDM724X is not set
+# CONFIG_MTD_SPINAND_MT29F is not set
 # CONFIG_LNET is not set
 # CONFIG_GS_FPGABOOT is not set
 # CONFIG_COMMON_CLK_XLNX_CLKWZRD is not set
+# CONFIG_FB_TFT is not set
+# CONFIG_WILC1000_SDIO is not set
+# CONFIG_WILC1000_SPI is not set
 # CONFIG_MOST is not set
+# CONFIG_KS7010 is not set
 # CONFIG_GREYBUS is not set
 # CONFIG_GOLDFISH is not set
 # CONFIG_CHROME_PLATFORMS is not set
@@ -1669,6 +1992,7 @@ CONFIG_ARM_PMU=y
 # Android
 #
 # CONFIG_ANDROID is not set
+# CONFIG_ANDROID_BINDER_IPC is not set
 # CONFIG_NVMEM is not set
 # CONFIG_STM is not set
 # CONFIG_INTEL_TH is not set
@@ -1695,6 +2019,12 @@ CONFIG_MS_FLASH_ISP_MXP_PARTS=y
 CONFIG_MS_PWM=y
 # CONFIG_PWM_NEW is not set
 # CONFIG_MS_SPINAND is not set
+# CONFIG_NAND_SINGLE_READ is not set
+# CONFIG_NAND_DUAL_READ is not set
+# CONFIG_NAND_QUAL_READ is not set
+CONFIG_AUTO_DETECT=y
+# CONFIG_NAND_QUAL_WRITE is not set
+CONFIG_AUTO_DETECT_WRITE=y
 CONFIG_MS_SPI_INFINITY=y
 # CONFIG_SS_MSPI is not set
 # CONFIG_CAM_CLK is not set
@@ -1708,12 +2038,12 @@ CONFIG_DISCONNECT_DELAY_S=1
 # CONFIG_MSTAR_EEE is not set
 # CONFIG_EMAC_PHY_RESTART_AN is not set
 # CONFIG_MS_IRCUT is not set
-# CONFIG_MS_RTC is not set
+CONFIG_MS_RTC=y
 # CONFIG_RTC_INNER is not set
 CONFIG_RTCPWC_INNER=y
 # CONFIG_RTCPWC_SW_RST_OFF is not set
 # CONFIG_RTCPWC_INNER_EHHE is not set
-# CONFIG_MS_CRYPTO is not set
+CONFIG_MS_CRYPTO=y
 # CONFIG_SS_AESDMA_INTR is not set
 # CONFIG_SS_RNG is not set
 # CONFIG_CRYPTODEV is not set
@@ -1761,6 +2091,13 @@ CONFIG_DCACHE_WORD_ACCESS=y
 # CONFIG_BTRFS_FS is not set
 # CONFIG_NILFS2_FS is not set
 # CONFIG_F2FS_FS is not set
+# CONFIG_F2FS_STAT_FS is not set
+# CONFIG_F2FS_FS_XATTR is not set
+# CONFIG_F2FS_FS_POSIX_ACL is not set
+# CONFIG_F2FS_FS_SECURITY is not set
+# CONFIG_F2FS_CHECK_FS is not set
+# CONFIG_F2FS_FS_ENCRYPTION is not set
+# CONFIG_F2FS_FAULT_INJECTION is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
 CONFIG_FILE_LOCKING=y
@@ -1790,8 +2127,12 @@ CONFIG_INOTIFY_USER=y
 #
 # DOS/FAT/NT Filesystems
 #
+# CONFIG_FAT_FS is not set
 # CONFIG_MSDOS_FS is not set
 # CONFIG_VFAT_FS is not set
+# CONFIG_FAT_DEFAULT_CODEPAGE is not set
+# CONFIG_FAT_DEFAULT_IOCHARSET is not set
+# CONFIG_FAT_DEFAULT_UTF8 is not set
 # CONFIG_NTFS_FS is not set
 
 #
@@ -1819,6 +2160,8 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_EFS_FS is not set
 # CONFIG_JFFS2_FS is not set
 # CONFIG_UBIFS_FS is not set
+# CONFIG_UBIFS_FS_ZLIB is not set
+# CONFIG_UBIFS_ATIME_SUPPORT is not set
 # CONFIG_LOGFS is not set
 # CONFIG_CRAMFS is not set
 # CONFIG_SQUASHFS is not set
@@ -1833,6 +2176,17 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
 # CONFIG_NETWORK_FILESYSTEMS is not set
+# CONFIG_SUNRPC_DEBUG is not set
+# CONFIG_CEPH_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_CIFS_STATS is not set
+# CONFIG_CIFS_WEAK_PW_HASH is not set
+# CONFIG_CIFS_XATTR is not set
+# CONFIG_CIFS_DEBUG is not set
+# CONFIG_CIFS_SMB2 is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
 # CONFIG_NLS is not set
 # CONFIG_DLM is not set
 
@@ -1846,11 +2200,16 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_PRINTK_TIME is not set
 CONFIG_MESSAGE_LOGLEVEL_DEFAULT=4
 # CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DYNAMIC_DEBUG is not set
 
 #
 # Compile-time checks and compiler options
 #
 # CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_INFO_REDUCED is not set
+# CONFIG_DEBUG_INFO_SPLIT is not set
+# CONFIG_DEBUG_INFO_DWARF4 is not set
+# CONFIG_GDB_SCRIPTS is not set
 CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=4096
@@ -1864,7 +2223,7 @@ CONFIG_FRAME_WARN=4096
 # CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
 # CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_MAGIC_SYSRQ is not set
-CONFIG_DEBUG_KERNEL=y
+# CONFIG_DEBUG_KERNEL is not set
 
 #
 # Memory Debugging
@@ -1874,7 +2233,7 @@ CONFIG_DEBUG_KERNEL=y
 # CONFIG_PAGE_POISONING is not set
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_STATS is not set
-CONFIG_HAVE_DEBUG_KMEMLEAK=y
+# CONFIG_HAVE_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_DEBUG_VM is not set
@@ -1949,6 +2308,7 @@ CONFIG_TRACING_SUPPORT=y
 #
 # Runtime Testing
 #
+# CONFIG_LKDTM is not set
 # CONFIG_TEST_LIST_SORT is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_RBTREE_TEST is not set
@@ -2002,6 +2362,12 @@ CONFIG_DEFAULT_SECURITY_DAC=y
 CONFIG_DEFAULT_SECURITY=""
 # CONFIG_CRYPTO is not set
 
+#
+# Certificates for signature checking
+#
+# CONFIG_ARM_CRYPTO is not set
+# CONFIG_BINARY_PRINTF is not set
+
 #
 # Library routines
 #
@@ -2029,6 +2395,8 @@ CONFIG_CRC32_SLICEBY8=y
 # CONFIG_CRC8 is not set
 # CONFIG_AUDIT_ARCH_COMPAT_GENERIC is not set
 # CONFIG_RANDOM32_SELFTEST is not set
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=y
 CONFIG_LZO_COMPRESS=y
 CONFIG_LZO_DECOMPRESS=y
 CONFIG_XZ_DEC=y
diff --git a/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_initramfs_defconfig b/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_initramfs_defconfig
index ceff653f..01d4d50d 100644
--- a/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_initramfs_defconfig
+++ b/br-ext-chip-sigmastar/configs/unknown_unknown_ssc335_initramfs_defconfig
@@ -14,22 +14,24 @@ BR2_GCC_VERSION_7_X=y
 BR2_TOOLCHAIN_USES_UCLIBC=y
 BR2_TOOLCHAIN_BUILDROOT_UCLIBC=y
 BR2_TOOLCHAIN_BUILDROOT_LIBC="uclibc"
-# BR2_TOOLCHAIN_BUILDROOT_USE_SSP is not set
+BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
 
 # Kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.84"
 BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
-BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_SIGMASTAR_PATH)/board/infinity6b0/kernel/infinity6b0-ssc009a.generic.config"
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_SIGMASTAR_PATH)/board/infinity6b0/kernel/infinity6b0-ssc009a.initramfs.config"
 BR2_LINUX_KERNEL_UIMAGE=y
 BR2_LINUX_KERNEL_XZ=y
 BR2_LINUX_KERNEL_EXT_SIGMASTAR_PATCHER=y
 BR2_LINUX_KERNEL_EXT_SIGMASTAR_PATCHER_LIST="$(BR2_EXTERNAL_SIGMASTAR_PATH)/board/infinity6b0/kernel/patches/ $(BR2_EXTERNAL_SIGMASTAR_PATH)/board/infinity6b0/kernel/overlay"
 
 # Filesystem
-BR2_TARGET_ROOTFS_CPIO=y
+# BR2_TARGET_TZ_INFO is not set
 BR2_TARGET_ROOTFS_INITRAMFS=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
 BR2_ROOTFS_OVERLAY="$(TOPDIR)/../general/overlay"
 BR2_ROOTFS_POST_BUILD_SCRIPT="$(TOPDIR)/../scripts/executing_commands_for_$(BR2_TOOLCHAIN_BUILDROOT_LIBC).sh $(TOPDIR)/../scripts/executing_commands_for_initramfs.sh"
 
@@ -40,7 +42,4 @@ BR2_TARGET_GENERIC_HOSTNAME="ssc335-initramfs"
 BR2_GLOBAL_PATCH_DIR="$(TOPDIR)/../general/package/all-patches"
 
 # OpenIPC packages
-BR2_PACKAGE_BUSYBOX_CONFIG="$(TOPDIR)/../general/package/busybox/busybox-initramfs.config"
-# BR2_PACKAGE_DROPBEAR is not set
-# BR2_PACKAGE_FWPRINTENV_OPENIPC is not set
-BR2_PACKAGE_IPCTOOL=y
+BR2_PACKAGE_BUSYBOX_CONFIG="$(TOPDIR)/../general/package/busybox/busybox.config"
diff --git a/building.sh b/building.sh
index 62eb89b3..36d21d6a 100755
--- a/building.sh
+++ b/building.sh
@@ -52,12 +52,12 @@ sdk() {
 
 fh8852() {
   soc="fh8852"
-  fresh && make PLATFORM=fullhan BOARD=unknown_unknown_fh8852_openipc all && rename
+  fresh && make PLATFORM=fullhan BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 fh8856() {
   soc="fh8856"
-  fresh && make PLATFORM=fullhan BOARD=unknown_unknown_fh8856_openipc all && rename
+  fresh && make PLATFORM=fullhan BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 #################################################################################
@@ -82,92 +82,102 @@ hi3516cv300() {
   fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_unknown all && rename
 }
 
+hi3516cv500() {
+  soc="hi3516cv500"
+  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_openipc all && rename
+}
+
+hi3516dv300() {
+  soc="hi3516dv500"
+  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_openipc all && rename
+}
+
 hi3516ev200() {
   soc="hi3516ev200"
-  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_hi3516ev200_openipc all && rename
+  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 hi3516ev300() {
   soc="hi3516ev300"
-  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_hi3516ev300_openipc all && rename
+  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 hi3516ev300_glibc() {
   soc="hi3516ev300"
-  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_hi3516ev300_glibc all && rename
+  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_glibc all && rename
 }
 
 hi3516ev300_tehshield() {
   soc="hi3516ev300"
-  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_hi3516ev300_tehshield all && rename
+  fresh && make PLATFORM=hisilicon BOARD=unknown_unknown_${soc}_tehshield all && rename
 }
 
 #################################################################################
 
 ssc325() {
   soc="ssc325"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc325_openipc all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 #################################################################################
 
 ssc333() {
   soc="ssc333"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc333_openipc all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 ssc335() {
   soc="ssc335"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335_openipc all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 ssc335_blackbird() {
   soc="ssc335"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335_blackbird all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_blackbird all && rename
 }
 
 ssc335_goodcam() {
   soc="ssc335"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335_goodcam all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_goodcam all && rename
 }
 
 ssc335_initramfs() {
   soc="ssc335"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335_initramfs all && rename_initramfs
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_initramfs all && rename_initramfs
 }
 
 ssc335_musl() {
   soc="ssc335"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335_musl all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_musl all && rename
 }
 
 ssc335_rotek() {
   soc="ssc335"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335_rotek all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_rotek all && rename
 }
 
 ssc337() {
   soc="ssc337"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc337_openipc all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 #################################################################################
 
 ssc335de() {
   soc="ssc335de"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc335de_openipc all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 ssc337de() {
   soc="ssc337de"
-  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_ssc337de_openipc all && rename
+  fresh && make PLATFORM=sigmastar BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 #################################################################################
 
 xm530() {
   soc="xm530"
-  fresh && make PLATFORM=xiongmai BOARD=unknown_unknown_xm530_openipc all && rename
+  fresh && make PLATFORM=xiongmai BOARD=unknown_unknown_${soc}_openipc all && rename
 }
 
 
@@ -177,9 +187,14 @@ xm530() {
 # fh8852                        # testing..
 # fh8856                        # testing..
 #
+# hi3516av300                   # testind..
+#
 # hi3516cv100                   # testing..
 # hi3516cv200                   # testing..
 # hi3516cv300                   # testind..
+# hi3516cv500                   # testind..
+#
+# hi3516dv300                   # testind..
 #
 # hi3516ev200                   # OK
 #