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e116ad7c69
Sometimes an end user might want to choose another kernel type argument for uboot-mkimage other than "kernel", for instance: "kernel_noload". Let's introduce a variable UBOOT_MKIMAGE_KERNEL_TYPE to support that, and it could be used by BSP layers as well. (From OE-Core rev: e288686e97de1265eeeaf452141e1473867efb1b) (From OE-Core rev: 4eb7bbcc2f08b25387a15b7e4a89ef199783c973) Signed-off-by: Ming Liu <liu.ming50@gmail.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
44 lines
1.3 KiB
Plaintext
44 lines
1.3 KiB
Plaintext
# fitImage kernel compression algorithm
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FIT_KERNEL_COMP_ALG ?= "gzip"
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FIT_KERNEL_COMP_ALG_EXTENSION ?= ".gz"
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# Kernel image type passed to mkimage (i.e. kernel kernel_noload...)
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UBOOT_MKIMAGE_KERNEL_TYPE ?= "kernel"
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uboot_prep_kimage() {
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if [ -e arch/${ARCH}/boot/compressed/vmlinux ]; then
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vmlinux_path="arch/${ARCH}/boot/compressed/vmlinux"
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linux_suffix=""
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linux_comp="none"
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elif [ -e arch/${ARCH}/boot/vmlinuz.bin ]; then
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rm -f linux.bin
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cp -l arch/${ARCH}/boot/vmlinuz.bin linux.bin
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vmlinux_path=""
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linux_suffix=""
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linux_comp="none"
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else
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vmlinux_path="vmlinux"
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# Use vmlinux.initramfs for linux.bin when INITRAMFS_IMAGE_BUNDLE set
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# As per the implementation in kernel.bbclass.
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# See do_bundle_initramfs function
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if [ "${INITRAMFS_IMAGE_BUNDLE}" = "1" ] && [ -e vmlinux.initramfs ]; then
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vmlinux_path="vmlinux.initramfs"
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fi
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linux_suffix="${FIT_KERNEL_COMP_ALG_EXTENSION}"
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linux_comp="${FIT_KERNEL_COMP_ALG}"
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fi
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[ -n "${vmlinux_path}" ] && ${OBJCOPY} -O binary -R .note -R .comment -S "${vmlinux_path}" linux.bin
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if [ "${linux_comp}" != "none" ] ; then
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if [ "${linux_comp}" = "gzip" ] ; then
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gzip -9 linux.bin
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elif [ "${linux_comp}" = "lzo" ] ; then
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lzop -9 linux.bin
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fi
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mv -f "linux.bin${linux_suffix}" linux.bin
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fi
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echo "${linux_comp}"
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}
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