1# Use the default kernel version if the Makefile doesn't override it 2 3LINUX_RELEASE?=1 4 5LINUX_VERSION-3.18 = .44 6LINUX_VERSION-4.1 = .35 7LINUX_VERSION-4.4 = .14 8 9LINUX_KERNEL_MD5SUM-3.18.44 = 7c52da2f54381a84960118b5bf23381a 10LINUX_KERNEL_MD5SUM-4.1.35 = 14ca049674ee83a651be1dc69f5b8d2c 11LINUX_KERNEL_MD5SUM-4.4.14 = 59e99c3bf5d495f1f95d26257962ca3e 12 13ifdef KERNEL_PATCHVER 14 LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER))) 15endif 16 17split_version=$(subst ., ,$(1)) 18merge_version=$(subst $(space),.,$(1)) 19KERNEL_BASE=$(firstword $(subst -, ,$(LINUX_VERSION))) 20KERNEL=$(call merge_version,$(wordlist 1,2,$(call split_version,$(KERNEL_BASE)))) 21KERNEL_PATCHVER ?= $(KERNEL) 22 23# disable the md5sum check for unknown kernel versions 24LINUX_KERNEL_MD5SUM:=$(LINUX_KERNEL_MD5SUM-$(strip $(LINUX_VERSION))) 25LINUX_KERNEL_MD5SUM?=x 26