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kernel.bbclass: update KERNEL_IMAGE_MAXSIZE 

* Make KERNEL_IMAGE_MAXSIZE and IMAGE_ROOTFS_SIZE have the same algorithm:
  - Use Kbytes as the unit since we use this in other codes.
  - Use "du" rather than "ls" to figure out the size since we use this in
    image.py.

[YOCTO #2610]

(From OE-Core rev: 7384d2831c713ac5999aca83c312154dc15cec56)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Robert Yang 2014-07-07 02:33:59 -07:00 committed by Richard Purdie
parent 0903a6b532
commit 7e6eeeefdd
1 changed files with 6 additions and 3 deletions
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9
meta/classes/kernel.bbclass
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@ -422,10 +422,13 @@ addtask do_strip before do_sizecheck after do_kernel_link_vmlinux
# with a fixed length or there is a limit in transferring the kernel to memory
do_sizecheck() {
if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then
cd ${B}
size=`ls -lL ${KERNEL_OUTPUT} | awk '{ print $5}'`
invalid=`echo ${KERNEL_IMAGE_MAXSIZE} | sed 's/[0-9]//g'`
if [ -n "$invalid" ]; then
die "Invalid KERNEL_IMAGE_MAXSIZE: ${KERNEL_IMAGE_MAXSIZE}, should be an integerx (The unit is Kbytes)"
fi
size=`du -ks ${B}/${KERNEL_OUTPUT} | awk '{ print $1}'`
if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then
die "This kernel (size=$size > ${KERNEL_IMAGE_MAXSIZE}) is too big for your device. Please reduce the size of the kernel by making more of it modular."
die "This kernel (size=$size(K) > ${KERNEL_IMAGE_MAXSIZE}(K)) is too big for your device. Please reduce the size of the kernel by making more of it modular."
fi
fi
}