While some platforms might choose to compress the kernel by default especially when boot medium is slow, others want uncompressed kernel.
The choice of decompression speed vs. load speed is very platform dependent. Allow platform to choose the option here. Signed-off-by: Sinan Kaya <[email protected]> --- meta/classes/kernel-uboot.bbclass | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/meta/classes/kernel-uboot.bbclass b/meta/classes/kernel-uboot.bbclass index 87f02654fa5..b1e7ac05c23 100644 --- a/meta/classes/kernel-uboot.bbclass +++ b/meta/classes/kernel-uboot.bbclass @@ -1,3 +1,7 @@ +# fitImage kernel compression algorithm +FIT_KERNEL_COMP_ALG ?= "gzip" +FIT_KERNEL_COMP_ALG_EXTENSION ?= ".gz" + uboot_prep_kimage() { if [ -e arch/${ARCH}/boot/compressed/vmlinux ]; then vmlinux_path="arch/${ARCH}/boot/compressed/vmlinux" @@ -11,8 +15,8 @@ uboot_prep_kimage() { linux_comp="none" else vmlinux_path="vmlinux" - linux_suffix=".gz" - linux_comp="gzip" + linux_suffix="${FIT_KERNEL_COMP_ALG_EXTENSION}" + linux_comp="${FIT_KERNEL_COMP_ALG}" fi [ -n "${vmlinux_path}" ] && ${OBJCOPY} -O binary -R .note -R .comment -S "${vmlinux_path}" linux.bin -- 2.17.1
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