hi3516cv300_neo: Linux 7.0 board variant (third HiSi neo SoC, issue openhisilicon#60)

.github/workflows/build.yml

@@ -73,6 +73,7 @@ jobs:
 
           # Hisilicon [HI3516CV300]
           - hi3516cv300_lite
+          - hi3516cv300_neo
           - hi3516ev100_lite
 
           # Hisilicon [HI3516CV500]

br-ext-chip-hisilicon/board/hi3516cv300/hi3516cv300.neo.config

@@ -0,0 +1,214 @@
+#
+# Seed kernel config for hi3516cv300_neo (V3 platform, modern kernel).
+# Expand with: make ARCH=arm olddefconfig
+#
+
+# Architecture — ARM926EJ-S, ARMv5TE, single-core, no FPU
+CONFIG_ARM=y
+CONFIG_ARCH_MULTI_V5=y
+# CONFIG_ARCH_MULTI_V6 is not set
+# CONFIG_ARCH_MULTI_V7 is not set
+CONFIG_CPU_ARM926T=y
+# CONFIG_SMP is not set
+CONFIG_AEABI=y
+# CONFIG_VFP is not set
+# CONFIG_NEON is not set
+# CONFIG_THUMB2_KERNEL is not set
+# CONFIG_CACHE_L2X0 is not set
+
+# HiSilicon BVT platform — hi3516cv300 (ARMv5)
+CONFIG_ARCH_HISI_BVT=y
+CONFIG_ARCH_HI3516CV300=y
+# CONFIG_ARCH_HI3516A is not set
+# CONFIG_ARCH_HI3516CV500 is not set
+# CONFIG_ARCH_HI3516DV300 is not set
+# CONFIG_ARCH_HI3516EV200 is not set
+# CONFIG_ARCH_HI3516EV300 is not set
+# CONFIG_ARCH_HI3518EV300 is not set
+# CONFIG_ARCH_HI3516DV200 is not set
+# CONFIG_ARCH_HI3556V200 is not set
+# CONFIG_ARCH_HI3559V200 is not set
+# CONFIG_HISI_MC is not set
+# CONFIG_ARCH_HISI is not set
+
+# Boot — appended DTB (uImage = zImage + DTB wrapped by neo-post-image.sh)
+CONFIG_ARM_APPENDED_DTB=y
+CONFIG_ARM_ATAG_DTB_COMPAT=y
+CONFIG_CMDLINE="earlycon=pl011,0x12100000"
+CONFIG_CMDLINE_EXTEND=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+
+# General
+CONFIG_LOCALVERSION=""
+CONFIG_DEFAULT_HOSTNAME="openipc"
+CONFIG_SYSVIPC=y
+# CONFIG_SWAP is not set
+# CONFIG_USELIB is not set
+# CONFIG_CROSS_MEMORY_ATTACH is not set
+CONFIG_KERNEL_XZ=y
+
+# Timers — cv300 has dual SP804
+CONFIG_HZ_PERIODIC=y
+# CONFIG_HIGH_RES_TIMERS is not set
+CONFIG_PREEMPT_NONE=y
+
+# Memory — 128MB RAM at 0x80000000; CMA for openhisilicon MMZ
+CONFIG_CMA=y
+CONFIG_DMA_CMA=y
+CONFIG_CMA_SIZE_MBYTES=0
+CONFIG_CMA_AREAS=7
+CONFIG_PAGE_OFFSET=0xC0000000
+CONFIG_FLATMEM=y
+CONFIG_COMPACTION=y
+
+# Clocks + reset — cv300 CRG driver lives in upstream-patches already
+CONFIG_COMMON_CLK_HI3516CV300=y
+CONFIG_RESET_HISI=y
+
+# Interrupt + timer — cv300 uses PL190 VIC + SP804
+CONFIG_ARM_VIC=y
+CONFIG_ARM_TIMER_SP804=y
+
+# Block devices
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_SIZE=65536
+
+# MTD — SPI NOR flash (cv300 boards typically 8/16MB NOR)
+CONFIG_MTD=y
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_BLOCK=y
+CONFIG_MTD_SPI_NOR=y
+
+# Network — HiSilicon FEMAC (cv300 DT uses hisilicon,hi3516cv300-femac)
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_INET=y
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_PNP is not set
+# CONFIG_NETFILTER is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_IPV6 is not set
+CONFIG_NETDEVICES=y
+CONFIG_ETHERNET=y
+CONFIG_NET_VENDOR_HISILICON=y
+CONFIG_HISI_FEMAC=y
+CONFIG_MDIO_HISI_FEMAC=y
+CONFIG_PHYLIB=y
+CONFIG_FIXED_PHY=y
+# Disable all other ethernet vendors
+# CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_NET_VENDOR_ALACRITECH is not set
+# CONFIG_NET_VENDOR_AMAZON is not set
+# CONFIG_NET_VENDOR_AMD is not set
+# CONFIG_NET_VENDOR_AQUANTIA is not set
+# CONFIG_NET_VENDOR_ARC is not set
+# CONFIG_NET_VENDOR_ATHEROS is not set
+# CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CADENCE is not set
+# CONFIG_NET_VENDOR_CAVIUM is not set
+# CONFIG_NET_VENDOR_CIRRUS is not set
+# CONFIG_NET_VENDOR_CORTINA is not set
+# CONFIG_NET_VENDOR_DAVICOM is not set
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_FREESCALE is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MARVELL is not set
+# CONFIG_NET_VENDOR_MEDIATEK is not set
+# CONFIG_NET_VENDOR_MELLANOX is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_MICROCHIP is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_NETRONOME is not set
+# CONFIG_NET_VENDOR_NI is not set
+# CONFIG_NET_VENDOR_QUALCOMM is not set
+# CONFIG_NET_VENDOR_REALTEK is not set
+# CONFIG_NET_VENDOR_RENESAS is not set
+# CONFIG_NET_VENDOR_SAMSUNG is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SMSC is not set
+# CONFIG_NET_VENDOR_STMICRO is not set
+# CONFIG_NET_VENDOR_SYNOPSYS is not set
+# CONFIG_NET_VENDOR_TI is not set
+# CONFIG_NET_VENDOR_VIA is not set
+# CONFIG_NET_VENDOR_WIZNET is not set
+# CONFIG_NET_VENDOR_XILINX is not set
+# CONFIG_WLAN is not set
+# CONFIG_WIRELESS is not set
+
+# I2C
+CONFIG_I2C=y
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_HIBVT=y
+
+# SPI
+CONFIG_SPI=y
+CONFIG_SPI_PL022=y
+
+# GPIO
+CONFIG_GPIOLIB=y
+CONFIG_GPIO_PL061=y
+
+# Serial / UART
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+CONFIG_SERIAL_EARLYCON=y
+
+# Power
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_SYSCON=y
+
+# Filesystems
+CONFIG_TMPFS=y
+CONFIG_SQUASHFS=y
+CONFIG_SQUASHFS_XZ=y
+CONFIG_OVERLAY_FS=y
+CONFIG_JFFS2_FS=y
+# CONFIG_NETWORK_FILESYSTEMS is not set
+CONFIG_PROC_FS=y
+CONFIG_SYSFS=y
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
+
+# Initrd / initramfs
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_RD_XZ=y
+# CONFIG_RD_GZIP is not set
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
+# CONFIG_RD_LZO is not set
+# CONFIG_RD_LZ4 is not set
+# CONFIG_RD_ZSTD is not set
+
+# Debug — earlycon for boot debugging
+CONFIG_EARLY_PRINTK=y
+
+# Trim — cv300 is RAM-constrained (128MB)
+# CONFIG_COREDUMP is not set
+# CONFIG_ETHTOOL_NETLINK is not set
+# CONFIG_BPF_SYSCALL is not set
+# CONFIG_AUDIT is not set
+# CONFIG_PROFILING is not set
+# CONFIG_KPROBES is not set
+# CONFIG_FTRACE is not set
+# CONFIG_KALLSYMS is not set
+# CONFIG_PRINTK_TIME is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+
+# Disable subsystems not needed on IP cameras
+# CONFIG_INPUT is not set
+# CONFIG_VT is not set
+# CONFIG_SOUND is not set
+# CONFIG_FB is not set
+# CONFIG_SCSI is not set
+# CONFIG_F2FS_FS is not set
+# CONFIG_FAT_FS is not set
+# CONFIG_CONFIGFS_FS is not set
+# CONFIG_CGROUPS is not set
+# CONFIG_NAMESPACES is not set
+# CONFIG_USB_SUPPORT is not set
+# CONFIG_WATCHDOG is not set
+# CONFIG_MMC is not set
+# CONFIG_CRAMFS is not set

br-ext-chip-hisilicon/board/hi3516cv300/neo-post-image.sh

@@ -0,0 +1,37 @@
+#!/bin/sh
+# Post-image: append cv300 DTB to zImage and wrap as uImage for hi3516cv300_neo.
+IMAGES_DIR="${BINARIES_DIR:-$1}"
+BUILD_DIR="${BUILD_DIR:-$(dirname $IMAGES_DIR)/build}"
+HOST_DIR="${HOST_DIR:-$(dirname $IMAGES_DIR)/host}"
+KDIR="$BUILD_DIR/linux-custom"
+ZIMAGE="$IMAGES_DIR/zImage"
+DTB="$KDIR/arch/arm/boot/dts/hisilicon/hi3516cv300-demb.dtb"
+LOADADDR=0x80008000
+
+MKIMAGE=""
+for p in \
+    "${HOST_DIR}/bin/mkimage" \
+    "$(dirname $IMAGES_DIR)/host/bin/mkimage" \
+    "$(find $(dirname $IMAGES_DIR)/per-package -name mkimage -type f 2>/dev/null | head -1)" \
+    "$(which mkimage 2>/dev/null)"; do
+    [ -x "$p" ] && MKIMAGE="$p" && break
+done
+[ -z "$MKIMAGE" ] && echo "neo-post-image: ERROR: mkimage not found" >&2 && exit 1
+
+[ -f "$ZIMAGE" ] || exit 0
+[ -f "$DTB" ] || exit 0
+
+KREL=$(sed 's/-//g' "$KDIR/include/config/kernel.release")
+
+cat "$ZIMAGE" "$DTB" > "${IMAGES_DIR}/zImage-dtb"
+$MKIMAGE -A arm -O linux -T kernel -C none \
+    -a $LOADADDR -e $LOADADDR \
+    -n "Linux-${KREL}-hi3516cv300" \
+    -d "${IMAGES_DIR}/zImage-dtb" "${IMAGES_DIR}/uImage"
+rm -f "${IMAGES_DIR}/zImage-dtb"
+if [ -f "${IMAGES_DIR}/uImage" ]; then
+    echo "neo-post-image: uImage $(( $(stat -c%s ${IMAGES_DIR}/uImage) / 1024 ))KB"
+else
+    echo "neo-post-image: ERROR: mkimage failed" >&2
+    exit 1
+fi

br-ext-chip-hisilicon/configs/hi3516cv300_neo_defconfig

@@ -0,0 +1,79 @@
+# Architecture — ARM926EJ-S (ARMv5TE), single-core, no FPU
+BR2_arm=y
+BR2_arm926t=y
+BR2_ARM_EABI=y
+BR2_ARM_SOFT_FLOAT=y
+
+# Toolchain — reuse cv300_lite musl ARMv5 (vendor v3 toolchain).
+# Kernel headers stay at 3.18 (toolchain ABI) — Linux preserves syscall
+# backward compat, so 3.18 headers compile cleanly against 6.6+ kernels.
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
+BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y
+BR2_TOOLCHAIN_EXTERNAL_URL="https://github.com/openipc/firmware/releases/download/$(OPENIPC_TOOLCHAIN).tgz"
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM_PREFIX="arm-openipc-linux-musleabi"
+BR2_TOOLCHAIN_EXTERNAL_HEADERS_3_18=y
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM_MUSL=y
+BR2_TOOLCHAIN_EXTERNAL_CXX=y
+
+# Kernel — openipc/linux upstream-patches branch (same source as ev300_neo
+# / av300_neo). cv300 mainline DT lives in this branch via the companion
+# openipc/linux PR: arch/arm/boot/dts/hisilicon/hi3516cv300{.dtsi,-demb.dts}
+# + ARCH_HI3516CV300 Kconfig in mach-hibvt.
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="https://github.com/openipc/linux/archive/upstream-patches.tar.gz"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(EXTERNAL_VENDOR)/board/$(OPENIPC_SOC_FAMILY)/hi3516cv300.neo.config"
+BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM=y
+BR2_LINUX_KERNEL_IMAGE_TARGET_NAME="zImage"
+BR2_LINUX_KERNEL_XZ=y
+
+# Skip legacy kernel patches (4.9-era GCC compat, not needed for 6.x+).
+BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL)/package/all-patches-neo"
+
+# Filesystem
+BR2_PACKAGE_BUSYBOX_CONFIG="$(BR2_EXTERNAL)/package/busybox/busybox.config"
+BR2_PACKAGE_UBOOT_TOOLS=y
+BR2_PACKAGE_ZLIB=y
+# BR2_PACKAGE_IFUPDOWN_SCRIPTS is not set
+# WireGuard is built into Linux 6.6+ — no compat module needed
+# BR2_PACKAGE_WIREGUARD_LINUX_COMPAT is not set
+BR2_PACKAGE_WIREGUARD_TOOLS=y
+BR2_TARGET_ROOTFS_CPIO=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
+
+# OpenIPC
+BR2_OPENIPC_SOC_VENDOR="hisilicon"
+BR2_OPENIPC_SOC_MODEL="hi3516cv300"
+BR2_OPENIPC_SOC_FAMILY="hi3516cv300"
+BR2_OPENIPC_VARIANT="neo"
+BR2_OPENIPC_FLASH_SIZE="8"
+
+# Packages — openhisilicon-opensdk provides open_*.ko; vendor osdrv is
+# 3.18-only and won't compile against the upstream-patches 7.0 base.
+BR2_PACKAGE_DROPBEAR_OPENIPC=y
+BR2_PACKAGE_HISILICON_OPENSDK=y
+# BR2_PACKAGE_HISILICON_OSDRV_HI3516CV300 is not set
+BR2_PACKAGE_IPCTOOL=y
+BR2_PACKAGE_JSONFILTER=y
+BR2_PACKAGE_LIBCURL_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
+# BR2_PACKAGE_LIBCURL_OPENIPC_PROXY_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
+BR2_PACKAGE_LIBEVENT_OPENIPC=y
+BR2_PACKAGE_LIBOGG_OPENIPC=y
+BR2_PACKAGE_MAJESTIC_FONTS=y
+BR2_PACKAGE_MAJESTIC_WEBUI=y
+BR2_PACKAGE_MAJESTIC=y
+BR2_PACKAGE_MBEDTLS_OPENIPC=y
+BR2_PACKAGE_MOTORS=y
+BR2_PACKAGE_OPUS_OPENIPC=y
+BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
+BR2_PACKAGE_VTUND_OPENIPC=y
+BR2_PACKAGE_YAML_CLI=y
+
+# Post-image: wrap zImage + DTB into uImage so U-Boot bootm works.
+BR2_ROOTFS_POST_IMAGE_SCRIPT="$(EXTERNAL_VENDOR)/board/$(OPENIPC_SOC_FAMILY)/neo-post-image.sh"