# Use the default kernel version if the Makefile doesn't override it LINUX_RELEASE?=1 LINUX_VERSION-3.18 = .19 LINUX_VERSION-4.0 = .8 LINUX_VERSION-4.1 = .3 LINUX_KERNEL_MD5SUM-3.18.19 = a143f9421bd8413752609d0d771c2955 LINUX_KERNEL_MD5SUM-4.0.8 = a99375dd855de00635e9ac8e62b0f8e6 LINUX_KERNEL_MD5SUM-4.1.3 = 96c2c77b1c54ba01cfd8fc2d13fbf828 ifdef KERNEL_PATCHVER LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER))) endif split_version=$(subst ., ,$(1)) merge_version=$(subst $(space),.,$(1)) KERNEL_BASE=$(firstword $(subst -, ,$(LINUX_VERSION))) KERNEL=$(call merge_version,$(wordlist 1,2,$(call split_version,$(KERNEL_BASE)))) KERNEL_PATCHVER ?= $(KERNEL) # disable the md5sum check for unknown kernel versions LINUX_KERNEL_MD5SUM:=$(LINUX_KERNEL_MD5SUM-$(strip $(LINUX_VERSION))) LINUX_KERNEL_MD5SUM?=x