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[85.214.62.211]) by gmr-mx.google.com with ESMTPS id d12-v6si367587wrs.0.2018.07.24.12.06.42 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 24 Jul 2018 12:06:42 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of asmirnov@ilbers.de designates 85.214.62.211 as permitted sender) client-ip=85.214.62.211; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: best guess record for domain of asmirnov@ilbers.de designates 85.214.62.211 as permitted sender) smtp.mailfrom=asmirnov@ilbers.de Received: from localhost.localdomain ([188.227.110.165]) (authenticated bits=0) by aqmola.ilbers.de (8.14.4/8.14.4/Debian-4+deb7u1) with ESMTP id w6OJ6PDx020773 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 24 Jul 2018 21:06:34 +0200 From: Alexander Smirnov To: isar-users@googlegroups.com Cc: Alexander Smirnov Subject: [PATCH v4 05/10] linux: Add ARM cross-compilation support Date: Tue, 24 Jul 2018 22:06:13 +0300 Message-Id: <20180724190618.19155-6-asmirnov@ilbers.de> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20180724190618.19155-1-asmirnov@ilbers.de> References: <20180724190618.19155-1-asmirnov@ilbers.de> X-TUID: a6eNCzOw4DDH Add possibility to cross-compile ARM target. Signed-off-by: Alexander Smirnov --- meta/recipes-kernel/linux/files/build-kernel.sh | 24 +++++++++++++++++++++--- meta/recipes-kernel/linux/linux-custom.inc | 4 +--- 2 files changed, 22 insertions(+), 6 deletions(-) diff --git a/meta/recipes-kernel/linux/files/build-kernel.sh b/meta/recipes-kernel/linux/files/build-kernel.sh index 1ec094e..cc137a8 100644 --- a/meta/recipes-kernel/linux/files/build-kernel.sh +++ b/meta/recipes-kernel/linux/files/build-kernel.sh @@ -9,6 +9,22 @@ set -e +host_arch=$(dpkg --print-architecture) +target_arch=$2 + +if [ "$host_arch" != "$target_arch" ]; then + case $target_arch in + armhf) + export ARCH=arm + export CROSS_COMPILE="arm-linux-gnueabihf-" + ;; + *) + echo "error: unsupported architecture ($target_arch)" + exit 1 + ;; + esac +fi + REPACK_DIR="$1/../repack" REPACK_LINUX_IMAGE_DIR="${REPACK_DIR}/linux-image" REPACK_LINUX_HEADERS_DIR="${REPACK_DIR}/linux-headers" @@ -29,7 +45,7 @@ if [ "${KV}" != "${PV}" ]; then fi rm -f .version -make -j $(($(nproc) * 2)) deb-pkg +KBUILD_DEBARCH=$target_arch make -j $(($(nproc) * 2)) deb-pkg rm -rf ${REPACK_DIR} mkdir -p ${REPACK_DIR} @@ -49,7 +65,8 @@ dpkg-gencontrol -crepack/debian/control \ -DPackage="linux-image-${KERNEL_NAME}" \ -DSection=kernel \ -DPriority=required \ - -DDepends="${KERNEL_DEBIAN_DEPENDS}" + -DDepends="${KERNEL_DEBIAN_DEPENDS}" \ + -DArchitecture=$target_arch # Add Debian-like link installation to postinst touch ${REPACK_LINUX_IMAGE_DIR}/lib/modules/${PV}/.fresh-install @@ -82,7 +99,8 @@ dpkg-gencontrol -crepack/debian/control \ -Vkernel:debarch="${KERNEL_NAME}" \ -DPackage="linux-headers-${KERNEL_NAME}" \ -DSection=kernel \ - -DDepends="${KERNEL_HEADERS_DEBIAN_DEPENDS}" + -DDepends="${KERNEL_HEADERS_DEBIAN_DEPENDS}" \ + -DArchitecture=$target_arch dpkg-deb -b ${REPACK_LINUX_IMAGE_DIR} \ linux-image-${KERNEL_NAME}_${PV}-1_${KERNEL_NAME}.deb diff --git a/meta/recipes-kernel/linux/linux-custom.inc b/meta/recipes-kernel/linux/linux-custom.inc index f7641ef..d5fc5a6 100644 --- a/meta/recipes-kernel/linux/linux-custom.inc +++ b/meta/recipes-kernel/linux/linux-custom.inc @@ -20,8 +20,6 @@ python() { 'linux-headers-' + kernel) } -ISAR_CROSS_COMPILE = "0" - inherit dpkg-base SRC_URI += "file://build-kernel.sh" @@ -45,5 +43,5 @@ dpkg_runbuild() { export KERNEL_DEBIAN_DEPENDS="${KERNEL_DEBIAN_DEPENDS}" export KERNEL_HEADERS_DEBIAN_DEPENDS="${KERNEL_HEADERS_DEBIAN_DEPENDS}" - sudo -E chroot ${BUILDCHROOT_DIR} /build-kernel.sh ${PP}/${PPS} + sudo -E chroot ${BUILDCHROOT_DIR} /build-kernel.sh ${PP}/${PPS} ${DISTRO_ARCH} } -- 2.1.4