[yocto] [meta-raspberrypi][PATCH] Add initramfs support

[Sébastien Mennetrier]

Permit to build an image with initramfs.
---
 classes/sdcard_image-rpi.bbclass | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/classes/sdcard_image-rpi.bbclass b/classes/sdcard_image-rpi.bbclass
index 3ee4e94..815aaa9 100644
--- a/classes/sdcard_image-rpi.bbclass
+++ b/classes/sdcard_image-rpi.bbclass
@@ -26,6 +26,9 @@ inherit image_types
 # Set kernel and boot loader
 IMAGE_BOOTLOADER ?= "bcm2835-bootfiles"
 
+# Set initramfs extension
+KERNEL_INITRAMFS ?= ""
+
 # Boot partition volume id
 BOOTDD_VOLUME_ID ?= "${MACHINE}"
 
@@ -91,7 +94,7 @@ IMAGE_CMD_rpi-sdimg () {
 	BOOT_BLOCKS=$(LC_ALL=C parted -s ${SDIMG} unit b print | awk '/ 1 / { print substr($4, 1, length($4 -1)) / 512 /2 }')
 	mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/boot.img $BOOT_BLOCKS
 	mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/bcm2835-bootfiles/* ::/
-	mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}.bin ::kernel.img
+	mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}${KERNEL_INITRAMFS}-${MACHINE}.bin ::kernel.img
 
 	if [ -n ${FATPAYLOAD} ] ; then
 		echo "Copying payload into VFAT"
-- 
1.8.1.2