meta-digi-arm: Add atheros wireless module.
Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>
This commit is contained in:
Alex Gonzalez
parent
5f6cfda2e1
commit
cec5fe3904
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@ -17,6 +17,8 @@ KERNEL_IMAGETYPE = "uImage"
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# Digi's kernel does not use device tree.
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# KERNEL_DEVICETREE = "${S}/arch/arm/boot/dts/ccardxmx28js.dts"
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MACHINE_ESSENTIAL_EXTRA_RDEPENDS += "kernel-module-atheros"
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SERIAL_CONSOLE = "115200 ttyAM0"
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KERNEL_IMAGETYPE = "uImage"
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@ -0,0 +1,86 @@
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#!/bin/sh -l
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#===============================================================================
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#
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# 10-atheros_pre-up
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#
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# Copyright (C) 2012 by Digi International Inc.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
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#
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#
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# !Description: Load Atheros' wireless driver
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#
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#===============================================================================
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set -e
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[ "${IFACE}" != "wlan0" ] && exit 0
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FIRMWARE_DIR="/lib/firmware/ath6k/AR6003/hw2.1.1"
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RAM_DRIVE="/var/run"
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MAC_FILENAME="softmac"
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#
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# Get the wlan MAC address from NVRAM. Use a default
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# value if the address has not been set.
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#
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# TODO: Hardcoded until passed to kernel command line from U-Boot.
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#MAC_ADDR="$(nvram print module ethaddr2 | sed 's,ethaddr2=,,g')"
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#if [ -z "${MAC_ADDR}" -o "${MAC_ADDR}" = "00:00:00:00:00:00" ]; then
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MAC_ADDR="00:04:F3:4C:B1:D3"
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#fi
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mac1="$(echo ${MAC_ADDR} | cut -d':' -f1)"
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mac2="$(echo ${MAC_ADDR} | cut -d':' -f2)"
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mac3="$(echo ${MAC_ADDR} | cut -d':' -f3)"
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mac4="$(echo ${MAC_ADDR} | cut -d':' -f4)"
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mac5="$(echo ${MAC_ADDR} | cut -d':' -f5)"
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mac6="$(echo ${MAC_ADDR} | cut -d':' -f6)"
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printf "\x${mac1}\x${mac2}\x${mac3}\x${mac4}\x${mac5}\x${mac6}" > ${RAM_DRIVE}/${MAC_FILENAME}
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# We need to write the WLAN MAC address to softmac in the ath6k firmware
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# directory. However, we don't want to rewrite the file if it already exists
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# and the address is the same because we don't want to wear out NAND flash.
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#
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# So create the file on the RAM DRIVE first and compare the two. Only update
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# the copy on NAND if the address has changed.
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#
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if ! cmp -s ${RAM_DRIVE}/${MAC_FILENAME} ${FIRMWARE_DIR}/${MAC_FILENAME}; then
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cp ${RAM_DRIVE}/${MAC_FILENAME} ${FIRMWARE_DIR}/${MAC_FILENAME}
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fi
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rm -f ${RAM_DRIVE}/${MAC_FILENAME}
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# Figure out which wireless region we are in. The US has rules for
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# what channels can be used and at what power level. We use a different set of
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# rules for the other regions in the world that we sell into. The mod_cert field
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# in OTP will be set to 0x0 for the US. Once we know the region, make sure the
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# appropriate calibration file is loaded.
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#
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US_CODE="0x0"
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REGION_CODE="$(cat /sys/kernel/ccardxmx28/mod_cert)"
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if [ -z "${REGION_CODE}" -o "${US_CODE}" = "${REGION_CODE}" ]; then
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BDATA_SOURCE=Digi_6203-6233-US.bin
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else
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BDATA_SOURCE=Digi_6203-6233-World.bin
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fi
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# We don't want to rewrite NAND every time we boot so only
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# change the link if it is wrong.
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BDATA_LINK="${FIRMWARE_DIR}/bdata.bin"
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if [ ! -e "${BDATA_LINK}" ] || ! cmp -s "${BDATA_LINK}" "${FIRMWARE_DIR}/${BDATA_SOURCE}"; then
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ln -sf "${BDATA_SOURCE}" "${BDATA_LINK}"
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fi
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# ath6kl_sdio.ko
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ATH6KL_PARAMS=""
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[ -f "/root/wifi_test_mode" ] && { ATH6KL_PARAMS="${ATH6KL_PARAMS} testmode=1"; test_mode_str=" in test mode"; }
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grep -qs ath6kl_sdio /proc/modules || \
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/sbin/modprobe -q ath6kl_sdio ${ATH6KL_PARAMS} || echo "Loading ath6kl_sdio module${test_mode_str}: [FAILED]"
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# Delay required for the interface 'wlan0' to settle down before trying to configure it.
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sleep 0.5
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@ -0,0 +1,61 @@
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DESCRIPTION = "Atheros's wireless driver"
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LICENSE = "GPLv2"
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LIC_FILES_CHKSUM = "file://Ath6kl_LinuxRelease/Generic_Packages/compat-wireless/COPYRIGHT;md5=d7810fab7487fb0aad327b76f1be7cd7"
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inherit module
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PR = "r0"
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FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
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SRCREV = "del-5.9.3.1"
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SRC_URI = "${DIGI_LOG_GIT}linux-modules/atheros.git;protocol=git \
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file://atheros \
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"
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S = "${WORKDIR}/git"
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FIRMWARE_S = "${S}/Ath6kl_LinuxRelease/Firmware_Package/target/AR6003/hw2.1.1"
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EXTRA_OEMAKE = "-C ${STAGING_KERNEL_DIR}"
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EXTRAMAKEFLAGS = "M=${S} CONFIG_DEL_KMOD_ATHEROS=y KLIB_BUILD=${STAGING_KERNEL_DIR}"
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module_do_compile() {
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unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
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oe_runmake KERNEL_PATH=${STAGING_KERNEL_DIR} \
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KERNEL_SRC=${STAGING_KERNEL_DIR} \
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CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
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AR="${KERNEL_AR}" \
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${EXTRAMAKEFLAGS} \
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${MAKE_TARGETS}
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}
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module_do_install() {
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unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
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oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" \
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KERNEL_SRC=${STAGING_KERNEL_DIR} \
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CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
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${EXTRAMAKEFLAGS} \
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modules_install
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}
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do_install_append() {
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install -d ${D}${sysconfdir}/network/if-pre-up.d
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install -m 0755 ${WORKDIR}/atheros ${D}${sysconfdir}/network/if-pre-up.d/
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install -d ${D}/lib/firmware/ath6k/AR6003/hw2.1.1
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install -m 0755 ${FIRMWARE_S}/athtcmd_ram.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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install -m 0755 ${FIRMWARE_S}/athwlan.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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install -m 0755 ${FIRMWARE_S}/fw-3.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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install -m 0755 ${FIRMWARE_S}/nullTestFlow.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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install -m 0755 ${FIRMWARE_S}/utf.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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install -m 0755 ${FIRMWARE_S}/Digi_6203-6233-US.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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install -m 0755 ${FIRMWARE_S}/Digi_6203-6233-World.bin ${D}/lib/firmware/ath6k/AR6003/hw2.1.1/
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}
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FILES_${PN} += " /lib/firmware/ath6k/AR6003/hw2.1.1/athtcmd_ram.bin \
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/lib/firmware/ath6k/AR6003/hw2.1.1/athwlan.bin \
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/lib/firmware/ath6k/AR6003/hw2.1.1/fw-3.bin \
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/lib/firmware/ath6k/AR6003/hw2.1.1/nullTestFlow.bin \
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/lib/firmware/ath6k/AR6003/hw2.1.1/utf.bin \
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/lib/firmware/ath6k/AR6003/hw2.1.1/Digi_6203-6233-US.bin \
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/lib/firmware/ath6k/AR6003/hw2.1.1/Digi_6203-6233-World.bin "
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COMPATIBLE_MACHINE = "(ccardxmx28js)"
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