agl-basesystem

1 files changed, 58 insertions, 0 deletions

diff --git a/bsp/meta-qcom/recipes-kernel/linux/linux-qcom-bootimg.inc b/bsp/meta-qcom/recipes-kernel/linux/linux-qcom-bootimg.inc
new file mode 100644
index 00000000..7290f27a
--- /dev/null
+++ b/bsp/meta-qcom/recipes-kernel/linux/linux-qcom-bootimg.inc
@@ -0,0 +1,58 @@
+DEPENDS += "skales-native"
+
+QCOM_BOOTIMG_ROOTFS ?= "undefined"
+SD_QCOM_BOOTIMG_ROOTFS ?= "undefined"
+
+# set output file names
+DT_IMAGE_BASE_NAME = "dt-${KERNEL_IMAGE_NAME}"
+DT_IMAGE_SYMLINK_NAME = "dt-${KERNEL_IMAGE_LINK_NAME}"
+BOOT_IMAGE_BASE_NAME = "boot-${KERNEL_IMAGE_NAME}"
+BOOT_IMAGE_SYMLINK_NAME = "boot-${KERNEL_IMAGE_LINK_NAME}"
+SD_BOOT_IMAGE_BASE_NAME = "boot-sd${KERNEL_IMAGE_NAME}" 
+SD_BOOT_IMAGE_SYMLINK_NAME = "boot-sd-${KERNEL_IMAGE_LINK_NAME}"
+
+# param ${1} partition where rootfs is located
+# param ${2} output boot image file name
+priv_make_image() {
+    ${STAGING_BINDIR_NATIVE}/skales/mkbootimg --kernel ${B}/arch/${ARCH}/boot/${KERNEL_IMAGETYPE} \
+              --ramdisk ${B}/initrd.img \
+              --output ${DEPLOYDIR}/${2}.img \
+              $mkbootimg_dtarg \
+              --pagesize ${QCOM_BOOTIMG_PAGE_SIZE} \
+              --base ${QCOM_BOOTIMG_KERNEL_BASE} \
+              --cmdline \
+              "root=/dev/${1} rw rootwait console=${ttydev},${baudrate}n8"
+}
+
+do_deploy_append() {
+
+    mkbootimg_dtarg=""
+    if [ "${QCOM_BOOTIMG_BUNDLE_DT}" = "1" ]; then
+        export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:${STAGING_LIBDIR_NATIVE}"
+        ${STAGING_BINDIR_NATIVE}/skales/dtbTool -o ${DEPLOYDIR}/${DT_IMAGE_BASE_NAME}.img -s ${QCOM_BOOTIMG_PAGE_SIZE} ${B}/arch/${ARCH}/boot/dts/qcom/
+        mkbootimg_dtarg="--dt ${DEPLOYDIR}/${DT_IMAGE_BASE_NAME}.img"
+        ln -sf ${DT_IMAGE_BASE_NAME}.img ${DEPLOYDIR}/${DT_IMAGE_SYMLINK_NAME}.img
+    fi
+
+    tmp="${SERIAL_CONSOLES}"
+    baudrate=`echo $tmp | sed 's/\;.*//'`
+    ttydev=`echo $tmp | sed -e 's/^[0-9]*\;//' -e 's/\s.*//' -e 's/\;.*//'`
+
+    # mkbootimg requires an initrd file, make fake one that will be ignored
+    # during boot
+    echo "This is not an initrd" > ${B}/initrd.img
+
+    # don't build bootimg if rootfs partition is not defined
+    if [ "${QCOM_BOOTIMG_ROOTFS}" == "undefined"]; then
+        bbfatal "Rootfs partition must be defined"
+    fi
+
+    priv_make_image ${QCOM_BOOTIMG_ROOTFS} ${BOOT_IMAGE_BASE_NAME}
+    ln -sf ${BOOT_IMAGE_BASE_NAME}.img ${DEPLOYDIR}/${BOOT_IMAGE_SYMLINK_NAME}.img
+
+    # build sd boot image only for machines supporting it.
+    if [ "${SD_QCOM_BOOTIMG_ROOTFS}" != "undefined" ]; then
+        priv_make_image ${SD_QCOM_BOOTIMG_ROOTFS} ${SD_BOOT_IMAGE_BASE_NAME}
+        ln -sf ${SD_BOOT_IMAGE_BASE_NAME}.img ${DEPLOYDIR}/${SD_BOOT_IMAGE_SYMLINK_NAME}.img
+    fi
+}