# Use the default kernel version if the Makefile doesn't override it

LINUX_RELEASE?=1

ifeq ($(LINUX_VERSION),2.6.25.20)
  LINUX_KERNEL_MD5SUM:=0da698edccf03e2235abc2830a495114
endif
ifeq ($(LINUX_VERSION),2.6.30.10)
  LINUX_KERNEL_MD5SUM:=eb6be465f914275967a5602cb33662f5
endif
ifeq ($(LINUX_VERSION),2.6.31.14)
  LINUX_KERNEL_MD5SUM:=3e7feb224197d8e174a90dd3759979fd
endif
ifeq ($(LINUX_VERSION),2.6.32.25)
  LINUX_KERNEL_MD5SUM:=0d6ad4e7e387f56c5b5831beb97c0c1f
endif
ifeq ($(LINUX_VERSION),2.6.33.7)
  LINUX_KERNEL_MD5SUM:=2cea51deeaa0620a07d005ec3b148f06
endif
ifeq ($(LINUX_VERSION),2.6.34.7)
  LINUX_KERNEL_MD5SUM:=8964e26120e84844998a673464a980ea
endif
ifeq ($(LINUX_VERSION),2.6.35.8)
  LINUX_KERNEL_MD5SUM:=10ccef307e81fb405b01457f312a8c66
endif
ifeq ($(LINUX_VERSION),2.6.36)
  LINUX_KERNEL_MD5SUM:=61f3739a73afb6914cb007f37fb09b62
endif

# disable the md5sum check for unknown kernel versions
LINUX_KERNEL_MD5SUM?=x

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=$(call merge_version,$(wordlist 1,3,$(call split_version,$(KERNEL_BASE))))