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|
SECTION = "kernel"
DESCRIPTION = "Linux kernel for Microchip ARM SoCs (aka AT91)"
SUMMARY = "Linux kernel for Microchip ARM SoCs (aka AT91)"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=bbea815ee2795b2f4230826c0c6b8814"
inherit kernel
# mts class to build dtb and append to kernel image
inherit linux-append-dtb
KERNEL_EXTRA_ARGS ="LOADADDR=0x20008000"
RDEPENDS_${KERNEL_PACKAGE_NAME}-base = ""
RDEPENDS_kernel-modules_remove = "kernel-module-softdog"
FILESEXTRAPATHS_prepend := "${THISDIR}/${P}:"
SRCREV = "ae7a63c21ca8d85578db1acef1dae5a5c803a8a3"
SRCREV_sama7g5ek = "d67f0979dcc377863060e803a2280b7a7e1a22c0"
PR = "r3"
KERNEL_VERSION = "${PV}"
KERNEL_REVISION = "${PR}"
EXTRAVERSION = ""
S = "${WORKDIR}/linux4sam-${PV}"
KBRANCH = "linux-5.4-at91"
KBRANCH_sama7g5ek-sd = "sama7g5_early"
KBRANCH_sama7g5ek-emmc = "sama7g5_early"
SRC_URI[sha256sum] = "31dbc76e89ad1b8dc2d1b7c52533411b0664e80c5e29c903878eb7167c384e55"
DEFCONFIG="${@oe.utils.conditional('BB_USE_SD', '1', 'defconfig-sd', 'defconfig-n', d)}"
SRC_URI = "https://www.multitech.net/mlinux/sources/linux4sam-${PV}.tar.xz"
SRC_URI += "file://${DEFCONFIG}"
SRC_URI_remove_sama7g5ek = "file://${DEFCONFIG}"
KERNEL_MODULE_PACKAGE_SUFFIX=""
# Suspected patch in causing long term bluetooth connection issues.
# In older kernels, without this patch, in a multiple connection
# scenario, when connections are lost, the kernel accesses freed
# storage and will take stack dumps. This was happening with BLE.
# file://linux-5.4-bluetooth-connections.patch
COMMON_PATCHES = " \
file://${DEFCONFIG} \
file://linux-5.4-at91sam9_wdt-10second-timeout.patch \
file://linux-5.4-export-mmc_pwrseq_alloc.patch \
file://linux-5.4-spidev_squack.patch \
file://linux-5.4-add-num_accessory_ports-config-option.patch \
file://linux-5.4-cdc-acm-ignore-exar-devices.patch \
file://EXTRAVERSION.patch \
file://linux-5.4-addl-time-for-pmeccerrloc.patch \
file://linux-5.4-OF-DT-Overlay-configfs-interface.patch \
file://linux-5.4-revert-net-macb-Properly-handle-phylink-on-at91rm9200.patch \
file://linux-5.4-bring-back-PAE-bit-and-fix-NCFGR-values-applicable-f.patch \
file://linux-5.4-quiet-overlay.patch \
file://linux-5.4-usb-qmi-wwan-prevent-babble.patch \
file://mt-at91.h \
"
SRC_URI_append_mtcdt = "\
${COMMON_PATCHES} \
file://linux-5.4-reserve-5-bit-serial-for-multidrop.patch \
file://linux-5.4-rs485-atmel-crtscts.patch \
file://linux-5.4-module-taint.patch \
"
SRC_URI_append_mtrv1 = "\
${COMMON_PATCHES} \
file://linux-5.4-module-taint.patch \
"
SRC_URI_append_mtcap = "\
${COMMON_PATCHES} \
"
SRC_URI_append_mtr = "\
${COMMON_PATCHES} \
file://linux-5.4-fix-atmel-mci-reg-overloading.patch \
file://linux-5.4-wl12xx_enable_disable.patch \
"
SRC_URI_append_mtre = "\
${COMMON_PATCHES} \
"
KERNEL_MODULE_AUTOLOAD_mtcap_append += "i2c-dev"
KERNEL_MODULE_AUTOLOAD_mtcdt_append += "i2c-dev"
python __anonymous () {
if d.getVar('UBOOT_FIT_IMAGE', True) == 'xyes':
d.appendVar('DEPENDS', ' u-boot-mkimage-native dtc-native')
}
copy_mts_dts_files () {
# Install MTS device tree files
cp -f ${THISDIR}/${PN}-${PV}/mts-dts/${MACHINE}.dts ${S}/arch/${ARCH}/boot/dts/
cp -f ${THISDIR}/${PN}-${PV}/mt-at91.h ${S}/include/dt-bindings/gpio
}
python do_unpack_append () {
bb.build.exec_func('copy_mts_dts_files', d)
}
# Files needed to build external kernel modules.
do_shared_workdir_append() {
install -d -m 755 ${STAGING_KERNEL_BUILDDIR}/include/config
cp -a ${B}/include/config ${STAGING_KERNEL_BUILDDIR}/include/
cp -a ${B}/scripts ${STAGING_KERNEL_BUILDDIR}
echo ${PR} > ${STAGING_KERNEL_BUILDDIR}/mlinux_pr
}
do_configure_prepend() {
# Kernel bbclass requires defconfig be named defconfig.
cp ${WORKDIR}/${DEFCONFIG} ${WORKDIR}/defconfig
echo "WORKDIR is ${WORKDIR} S is ${S}"
if [ ! -f "${WORKDIR}/defconfig" ] && [ -n "${KBUILD_DEFCONFIG}" ]; then
if [ -f "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}" ]; then
cp -f ${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG} ${WORKDIR}/defconfig
bbnote "copied ${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG} to {$WORKDIR}"
else
bbfatal "A KBUILD_DEFCONFIG '${KBUILD_DEFCONFIG}' was specified, but not present in the source tree"
fi
fi
}
do_configure_append() {
frags=""
for fragment in ${WORKDIR}/*.cfg
do
if [ -f ${fragment} ]; then
cp -v ${fragment} ${B}
frags=$frags" `basename ${fragment}`"
fi
done
if [ ! -z "${frags}" ]; then
echo "Fragments are: ${frags}"
PATH=${S}/scripts/kconfig:${PATH}
CFLAGS="${CFLAGS} ${TOOLCHAIN_OPTIONS}" HOSTCC="${BUILD_CC} ${BUILD_CFLAGS} ${BUILD_LDFLAGS}" HOSTCPP="${BUILD_CPP}" CC="${KERNEL_CC}" ARCH=${ARCH} merge_config.sh -n .config ${frags} 2>&1
if [ $? -ne 0 ]; then
bbfatal_log "Could not configure kernel fragments: ${frags}"
fi
fi
}
do_deploy_append() {
if [ "${UBOOT_FIT_IMAGE}" = "xyes" ]; then
DTB_PATH="${B}/arch/${ARCH}/boot/dts/"
if [ ! -e "${DTB_PATH}" ]; then
DTB_PATH="${B}/arch/${ARCH}/boot/"
fi
if [ -e ${S}/arch/${ARCH}/boot/dts/${MACHINE}.its ]; then
cp ${S}/arch/${ARCH}/boot/dts/${MACHINE}*.its ${DTB_PATH}
cd ${DTB_PATH}
mkimage -f ${MACHINE}.its ${MACHINE}.itb
install -m 0644 ${MACHINE}.itb ${DEPLOYDIR}/${MACHINE}.itb
cd -
fi
fi
}
DTB_APPEND_mtcdt = "mtcdt"
DTB_APPEND_mtrv1 = "mtrv1"
DTB_APPEND_mtcap = "mtcap"
DTB_APPEND_mtr = "mtr"
DTB_APPEND_mtre = "mtre"
COMPATIBLE_MACHINE = "(mtcdt|mtrv1|mtr|mtcap|mths|mtre)"
NET_LOAD_ALL_MACHINES += " \
8021q \
bnep \
br_netfilter \
dns_resolver \
garp \
ip6_gre \
ip6table_filter \
ip6table_mangle \
ip6table_nat \
ip6table_raw \
ip6t_ah \
ip6t_eui64 \
ip6t_frag \
ip6t_hbh \
ip6t_ipv6header \
ip6t_MASQUERADE \
ip6t_mh \
ip6t_NPT \
ip6t_REJECT \
ip6t_rpfilter \
ip6t_rt \
ip6t_SYNPROXY \
ip6_vti \
ipip \
iptable_mangle \
iptable_nat \
iptable_netfilter \
iptable_raw \
ip_tables \
ipt_ah \
ip_vs \
l2tp_ppp \
mac80211 \
mrp \
nf_conntrack_ipv4 \
nf_conntrack_ipv6 \
nf_conntrack_netbios_ns \
nf_conntrack_netlink \
nf_log_ipv4 \
nf_log_ipv6 \
nf_nat_ftp \
nf_nat_h323 \
nf_nat_pptp \
nf_nat_sip \
nf_nat_snmp_basic \
nfnetlink_cttimeout \
nf_tables_inet \
nf_tables_netdev \
nft_exthdr \
nft_meta \
p8022 \
psnap \
rfcomm \
rfkill-gpio \
rfkill-regulator \
sit \
tun \
xfrm6_mode_tunnel \
xt_CLASSIFY \
xt_connmark \
xt_conntrack \
xt_CT \
xt_ecn \
xt_esp \
xt_hashlimit \
xt_hl \
xt_HL \
xt_iprange \
xt_l2tp \
xt_LED \
xt_limit \
xt_LOG \
xt_mac \
xt_mark \
xt_multiport \
xt_nat \
xt_NETMAP \
xt_NFLOG \
xt_NFQUEUE \
xt_policy \
xt_recent \
xt_REDIRECT \
xt_set \
xt_state \
xt_tcpudp \
xt_TEE \
xt_time \
xt_TPROXY \
ledtrig-netdev \
"
DRIVER_LOAD_ALL_MACHINES = " \
atmel_usba_udc \
ledtrig-default-on \
ledtrig-heartbeat \
ledtrig-timer \
"
KERNEL_MODULE_AUTOLOAD_mtcdt += " \
g_serial \
softdog \
"
KERNEL_MODULE_AUTOLOAD_mtcdt += " \
${NET_LOAD_ALL_MACHINES} \
${DRIVER_LOAD_ALL_MACHINES} \
"
KERNEL_MODULE_AUTOLOAD_mtrv1 += " \
${NET_LOAD_ALL_MACHINES} \
${DRIVER_LOAD_ALL_MACHINES} \
"
KERNEL_MODULE_AUTOLOAD_mtr += " \
${NET_LOAD_ALL_MACHINES} \
${DRIVER_LOAD_ALL_MACHINES} \
"
KERNEL_MODULE_AUTOLOAD_mtcap += " \
${NET_LOAD_ALL_MACHINES} \
${DRIVER_LOAD_ALL_MACHINES} \
"
KERNEL_MODULE_AUTOLOAD_mtre += " \
${NET_LOAD_ALL_MACHINES} \
${DRIVER_LOAD_ALL_MACHINES} \
"
# Never delete /boot, as it poisons the overlay
# and you cannot get it back.
pkg_preinst_kernel-image-uimage() {
set -x
if [ -d /boot ] ; then
cd /boot
rm -rf /boot/{*,.*} 2>/dev/null || true
else
mkdir -m 0755 /boot
fi
mkdir -m 0755 /var/volatile/boot 2>/dev/null || true
mount -o bind /var/volatile/boot /boot
}
pkg_prerm_kernel-image-uimage() {
umount -lf /boot || true
rm -rf /var/volatile/boot || true
rm -rf /boot/{*,.*} 2>/dev/null || true
}
PACKAGES =+ "kernel-image-uimage-inst"
# Not sure how to get the name below generated automatically
RDEPENDS_kernel-image-uimage-inst += "kernel-image-uimage-${PV}"
ALLOW_EMPTY_kernel-image-uimage-inst = "1"
pkg_postinst_kernel-image-uimage-inst() {
# Only installs all the kernel on the device (D is defined in bitbake)
if [[ -z "$D" ]] ; then
logger -s -p user.info -t opkg "Upgrading kernel ${PV} -- poweroff will create an unbootable device"
set -x
kernel_mtd="/dev/$(cat /proc/mtd | grep '\"uImage\"' | cut -d : -f 1)"
flash_erase ${kernel_mtd} 0 0
if nandwrite -p ${kernel_mtd} /boot/uImage-${PV} ; then
echo 'Kernel image update is successful'
fi
set +x
fi
}
|
