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txw8301-openipc: add Taixin TXW8301 802.11ah HaLow Wi-Fi FMAC driver package
Adds Buildroot package under general/package/txw8301-openipc with firmware blobs, default config, and init script; enables TXW8301 on gk7205v300_ultimate and ssc338q_ultimate.
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‎general/package/Config.in‎

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@@ -104,6 +104,7 @@ source "$BR2_EXTERNAL_GENERAL_PATH/package/siproxd-openipc/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/ssv615x-openipc/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/ssv635x-openipc/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/ssw101b/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/txw8301-openipc/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/uacme-openipc/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/uclibc-compat/Config.in"
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source "$BR2_EXTERNAL_GENERAL_PATH/package/uqmi-openipc/Config.in"

‎general/package/txw8301-openipc/Config.in‎

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config BR2_PACKAGE_TXW8301_OPENIPC
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bool "txw8301-openipc"
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depends on BR2_LINUX_KERNEL
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help
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Taixin TXW8301 802.11ah (HaLow) FMAC driver for Linux.
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Supports SDIO, USB, and UART interface modules.
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Firmware blob is required at /lib/firmware/taixin/hgicf.bin
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(installed via modprobe.d fw_file override).
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Runtime config at /etc/hgicf.conf.
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https://github.com/TXW8301/TXW8301-FMAC-linux-driver
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if BR2_PACKAGE_TXW8301_OPENIPC
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choice
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prompt "Interface type"
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default BR2_PACKAGE_TXW8301_OPENIPC_USB
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config BR2_PACKAGE_TXW8301_OPENIPC_SDIO
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bool "SDIO/SPI"
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help
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Select for SDIO or SPI-connected TXW8301 modules.
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config BR2_PACKAGE_TXW8301_OPENIPC_USB
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bool "USB"
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help
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Select for USB-connected TXW8301 modules.
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endchoice
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endif
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comment "txw8301-openipc needs a Linux kernel to be built"
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depends on !BR2_LINUX_KERNEL

‎general/package/txw8301-openipc/files/S35txw8301‎

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#!/bin/sh
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IFACE="hg0"
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PIDFILE="/var/run/udhcpc.${IFACE}.pid"
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CONF="/etc/hgicf.conf"
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load_module() {
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if ! lsmod | grep -q "^hgicf"; then
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modprobe hgicf 2>/dev/null || insmod /lib/modules/$(uname -r)/extra/hgicf.ko
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fi
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}
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wait_iface() {
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local i=0
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while [ $i -lt 5 ]; do
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ip link show "${IFACE}" >/dev/null 2>&1 && return 0
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sleep 1
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i=$((i + 1))
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done
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return 1
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}
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start() {
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echo -n "Starting TXW8301 HaLow (${IFACE}): "
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load_module
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if ! wait_iface; then
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echo "FAIL (interface ${IFACE} not found)"
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return 1
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fi
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ip link set "${IFACE}" up
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# Run DHCP only if hgicf.conf has dhcpc=1 or conf is absent
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if [ ! -f "${CONF}" ] || grep -q "^dhcpc=1" "${CONF}"; then
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udhcpc -b -i "${IFACE}" -p "${PIDFILE}" \
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-x hostname:$(hostname) -A 3 -T 3 -t 5 -R \
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>/dev/null 2>&1
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fi
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echo "OK"
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}
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stop() {
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echo -n "Stopping TXW8301 HaLow (${IFACE}): "
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if [ -f "${PIDFILE}" ]; then
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kill "$(cat ${PIDFILE})" 2>/dev/null
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rm -f "${PIDFILE}"
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fi
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ip link show "${IFACE}" >/dev/null 2>&1 && ip link set "${IFACE}" down
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rmmod hgicf 2>/dev/null || true
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echo "OK"
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}
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case "$1" in
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start|stop)
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$1
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;;
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restart)
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stop
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sleep 1
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start
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;;
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*)
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echo "Usage: $0 {start|stop|restart}"
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exit 1
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;;
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esac

‎general/package/txw8301-openipc/hgicf.conf.default‎

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freq_range=9080,9240,8
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bss_bw=8
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tx_mcs=255
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chan_list=9080,9160,9240
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key_mgmt=WPA-PSK
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wpa_psk=
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ssid=HALOW_XXXXXX
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mode=sta
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dhcpc=1

‎general/package/txw8301-openipc/hgicf_sdio.bin‎

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Binary file not shown.

‎general/package/txw8301-openipc/hgicf_usb.bin‎

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Binary file not shown.

‎general/package/txw8301-openipc/modprobe-txw8301.conf‎

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# Override fw_file to use vendor subdirectory in /lib/firmware
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options hgicf fw_file=taixin/hgicf.bin

‎general/package/txw8301-openipc/txw8301-openipc.mk‎

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################################################################################
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#
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# txw8301-openipc
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#
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################################################################################
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TXW8301_OPENIPC_SITE_METHOD = git
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TXW8301_OPENIPC_SITE = https://github.com/TXW8301/TXW8301-FMAC-linux-driver
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TXW8301_OPENIPC_VERSION = 867b5a55515d10c541786f3c5c5ab6002832f8b5
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TXW8301_OPENIPC_LICENSE = GPL-2.0, proprietary (hgicf firmware blob)
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TXW8301_OPENIPC_REDISTRIBUTE = NO
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# Module source lives under hgic_fmac/, not at the repo root.
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TXW8301_OPENIPC_MODULE_SUBDIRS = hgic_fmac
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# CONFIG_HGIC_SDIO / CONFIG_HGIC_USB are plain kbuild make variables, not
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# Kconfig symbols. Pass them via MODULE_MAKE_OPTS so Buildroot's kernel-module
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# infra forwards them to: make -C $(LINUX_DIR) M=$(@D)/hgic_fmac modules
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# CONFIG_COMPILE_ERR_SUPPRESS suppresses GCC date-stamp warnings promoted to
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# errors on newer toolchains (-Wno-date-time -Wno-unused-result -Wno-format).
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ifeq ($(BR2_PACKAGE_TXW8301_OPENIPC_SDIO),y)
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TXW8301_OPENIPC_MODULE_MAKE_OPTS = CONFIG_HGICF=m CONFIG_HGIC_SDIO=y CONFIG_COMPILE_ERR_SUPPRESS=y
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TXW8301_OPENIPC_FW_BLOB = hgicf_sdio.bin
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else ifeq ($(BR2_PACKAGE_TXW8301_OPENIPC_USB),y)
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TXW8301_OPENIPC_MODULE_MAKE_OPTS = CONFIG_HGICF=m CONFIG_HGIC_USB=y CONFIG_COMPILE_ERR_SUPPRESS=y
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TXW8301_OPENIPC_FW_BLOB = hgicf_usb.bin
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endif
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# GNUmakefile in tools/test_app/ places binaries under bin/$(notdir $(CC))/.
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TXW8301_OPENIPC_CC_NAME = $(notdir $(TARGET_CC))
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define TXW8301_OPENIPC_BUILD_CMDS
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$(MAKE) -C $(@D)/tools/test_app CC="$(TARGET_CC)" CFLAGS="$(TARGET_CFLAGS)"
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endef
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define TXW8301_OPENIPC_INSTALL_TARGET_CMDS
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$(INSTALL) -D -m 644 $(TXW8301_OPENIPC_PKGDIR)/$(TXW8301_OPENIPC_FW_BLOB) \
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$(TARGET_DIR)/lib/firmware/taixin/hgicf.bin
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$(INSTALL) -D -m 644 $(TXW8301_OPENIPC_PKGDIR)/modprobe-txw8301.conf \
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$(TARGET_DIR)/etc/modprobe.d/txw8301.conf
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$(INSTALL) -D -m 644 $(TXW8301_OPENIPC_PKGDIR)/hgicf.conf.default \
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$(TARGET_DIR)/etc/hgicf.conf
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$(INSTALL) -D -m 755 $(@D)/tools/test_app/bin/$(TXW8301_OPENIPC_CC_NAME)/hgpriv \
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$(TARGET_DIR)/usr/bin/hgpriv
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$(INSTALL) -D -m 755 $(@D)/tools/test_app/bin/$(TXW8301_OPENIPC_CC_NAME)/hgicf \
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$(TARGET_DIR)/usr/bin/hgicf
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$(INSTALL) -D -m 755 $(TXW8301_OPENIPC_PKGDIR)/files/S35txw8301 \
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$(TARGET_DIR)/etc/init.d/S35txw8301
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endef
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$(eval $(kernel-module))
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$(eval $(generic-package))

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