diff options
Diffstat (limited to 'poky/meta/classes/uboot-sign.bbclass')
-rw-r--r-- | poky/meta/classes/uboot-sign.bbclass | 99 |
1 files changed, 55 insertions, 44 deletions
diff --git a/poky/meta/classes/uboot-sign.bbclass b/poky/meta/classes/uboot-sign.bbclass index 8ee904e7df..9e3d1d6fc1 100644 --- a/poky/meta/classes/uboot-sign.bbclass +++ b/poky/meta/classes/uboot-sign.bbclass @@ -19,11 +19,15 @@ # The tasks sequence is set as below, using DEPLOY_IMAGE_DIR as common place to # treat the device tree blob: # -# u-boot:do_deploy_dtb -# u-boot:do_deploy -# virtual/kernel:do_assemble_fitimage -# u-boot:do_concat_dtb -# u-boot:do_install +# * u-boot:do_install_append +# Install UBOOT_DTB_BINARY to datadir, so that kernel can use it for +# signing, and kernel will deploy UBOOT_DTB_BINARY after signs it. +# +# * virtual/kernel:do_assemble_fitimage +# Sign the image +# +# * u-boot:do_deploy[postfuncs] +# Deploy files like UBOOT_DTB_IMAGE, UBOOT_DTB_SYMLINK and others. # # For more details on signature process, please refer to U-Boot documentation. @@ -38,58 +42,65 @@ UBOOT_NODTB_IMAGE ?= "u-boot-nodtb-${MACHINE}-${PV}-${PR}.${UBOOT_SUFFIX}" UBOOT_NODTB_BINARY ?= "u-boot-nodtb.${UBOOT_SUFFIX}" UBOOT_NODTB_SYMLINK ?= "u-boot-nodtb-${MACHINE}.${UBOOT_SUFFIX}" -# -# Following is relevant only for u-boot recipes: -# +# Functions in this bbclass is for u-boot only +UBOOT_PN = "${@d.getVar('PREFERRED_PROVIDER_u-boot') or 'u-boot'}" -do_deploy_dtb () { - mkdir -p ${DEPLOYDIR} - cd ${DEPLOYDIR} +concat_dtb() { + if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${PN}" = "${UBOOT_PN}" ]; then + mkdir -p ${DEPLOYDIR} + if [ -e ${B}/${UBOOT_DTB_BINARY} ]; then + ln -sf ${UBOOT_DTB_IMAGE} ${DEPLOYDIR}/${UBOOT_DTB_BINARY} + ln -sf ${UBOOT_DTB_IMAGE} ${DEPLOYDIR}/${UBOOT_DTB_SYMLINK} + fi - if [ -f ${B}/${UBOOT_DTB_BINARY} ]; then - install ${B}/${UBOOT_DTB_BINARY} ${DEPLOYDIR}/${UBOOT_DTB_IMAGE} - rm -f ${UBOOT_DTB_BINARY} ${UBOOT_DTB_SYMLINK} - ln -sf ${UBOOT_DTB_IMAGE} ${UBOOT_DTB_SYMLINK} - ln -sf ${UBOOT_DTB_IMAGE} ${UBOOT_DTB_BINARY} - fi - if [ -f ${B}/${UBOOT_NODTB_BINARY} ]; then - install ${B}/${UBOOT_NODTB_BINARY} ${DEPLOYDIR}/${UBOOT_NODTB_IMAGE} - rm -f ${UBOOT_NODTB_BINARY} ${UBOOT_NODTB_SYMLINK} - ln -sf ${UBOOT_NODTB_IMAGE} ${UBOOT_NODTB_SYMLINK} - ln -sf ${UBOOT_NODTB_IMAGE} ${UBOOT_NODTB_BINARY} - fi -} + if [ -f ${B}/${UBOOT_NODTB_BINARY} ]; then + install ${B}/${UBOOT_NODTB_BINARY} ${DEPLOYDIR}/${UBOOT_NODTB_IMAGE} + ln -sf ${UBOOT_NODTB_IMAGE} ${UBOOT_NODTB_SYMLINK} + ln -sf ${UBOOT_NODTB_IMAGE} ${UBOOT_NODTB_BINARY} + fi -do_concat_dtb () { - # Concatenate U-Boot w/o DTB & DTB with public key - # (cf. kernel-fitimage.bbclass for more details) - if [ "x${UBOOT_SIGN_ENABLE}" = "x1" ]; then + # Concatenate U-Boot w/o DTB & DTB with public key + # (cf. kernel-fitimage.bbclass for more details) + deployed_uboot_dtb_binary='${DEPLOY_DIR_IMAGE}/${UBOOT_DTB_IMAGE}' if [ "x${UBOOT_SUFFIX}" = "ximg" -o "x${UBOOT_SUFFIX}" = "xrom" ] && \ - [ -e "${DEPLOYDIR}/${UBOOT_DTB_IMAGE}" ]; then + [ -e "$deployed_uboot_dtb_binary" ]; then cd ${B} - oe_runmake EXT_DTB=${DEPLOYDIR}/${UBOOT_DTB_IMAGE} + oe_runmake EXT_DTB=$deployed_uboot_dtb_binary install ${B}/${UBOOT_BINARY} ${DEPLOYDIR}/${UBOOT_IMAGE} - install ${B}/${UBOOT_BINARY} ${DEPLOY_DIR_IMAGE}/${UBOOT_IMAGE} - elif [ -e "${DEPLOYDIR}/${UBOOT_NODTB_IMAGE}" -a -e "${DEPLOYDIR}/${UBOOT_DTB_IMAGE}" ]; then + elif [ -e "${DEPLOYDIR}/${UBOOT_NODTB_IMAGE}" -a -e "$deployed_uboot_dtb_binary" ]; then cd ${DEPLOYDIR} - cat ${UBOOT_NODTB_IMAGE} ${UBOOT_DTB_IMAGE} | tee ${B}/${UBOOT_BINARY} > ${UBOOT_IMAGE} - else + cat ${UBOOT_NODTB_IMAGE} $deployed_uboot_dtb_binary | tee ${B}/${UBOOT_BINARY} > ${UBOOT_IMAGE} + elif [ -n "${UBOOT_DTB_BINARY}" ]; then bbwarn "Failure while adding public key to u-boot binary. Verified boot won't be available." fi fi } +# Install UBOOT_DTB_BINARY to datadir, so that kernel can use it for +# signing, and kernel will deploy UBOOT_DTB_BINARY after signs it. +do_install_append() { + if [ "${UBOOT_SIGN_ENABLE}" = "1" -a "${PN}" = "${UBOOT_PN}" ]; then + if [ -f ${B}/${UBOOT_DTB_BINARY} ]; then + install -d ${D}${datadir} + # UBOOT_DTB_BINARY is a symlink to UBOOT_DTB_IMAGE, so we + # need both of them. + install ${B}/${UBOOT_DTB_BINARY} ${D}${datadir}/${UBOOT_DTB_IMAGE} + ln -sf ${UBOOT_DTB_IMAGE} ${D}${datadir}/${UBOOT_DTB_BINARY} + elif [ -n "${UBOOT_DTB_BINARY}" ]; then + bbwarn "${B}/${UBOOT_DTB_BINARY} not found" + fi + fi +} + python () { - uboot_pn = d.getVar('PREFERRED_PROVIDER_u-boot') or 'u-boot' - if d.getVar('UBOOT_SIGN_ENABLE') == '1' and d.getVar('PN') == uboot_pn: - kernel_pn = d.getVar('PREFERRED_PROVIDER_virtual/kernel') + if d.getVar('UBOOT_SIGN_ENABLE') == '1' and d.getVar('PN') == d.getVar('UBOOT_PN'): + kernel_pn = d.getVar('PREFERRED_PROVIDER_virtual/kernel') - # u-boot.dtb and u-boot-nodtb.bin are deployed _before_ do_deploy - # Thus, do_deploy_setscene will also populate them in DEPLOY_IMAGE_DIR - bb.build.addtask('do_deploy_dtb', 'do_deploy', 'do_compile', d) + # Make "bitbake u-boot -cdeploy" deploys the signed u-boot.dtb + d.appendVarFlag('do_deploy', 'depends', ' %s:do_deploy' % kernel_pn) - # do_concat_dtb is scheduled _before_ do_install as it overwrite the - # u-boot.bin in both DEPLOYDIR and DEPLOY_IMAGE_DIR. - bb.build.addtask('do_concat_dtb', 'do_install', None, d) - d.appendVarFlag('do_concat_dtb', 'depends', ' %s:do_assemble_fitimage' % kernel_pn) + # kernerl's do_deploy is a litle special, so we can't use + # do_deploy_append, otherwise it would override + # kernel_do_deploy. + d.appendVarFlag('do_deploy', 'prefuncs', ' concat_dtb') } |