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

LINUX_RELEASE?=1

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 ($(LINUX_VERSION),2.6.32.32)
  LINUX_KERNEL_MD5SUM:=25a3ba004aaaa409c24dfb2cc268d03e
endif
ifeq ($(LINUX_VERSION),2.6.34.8)
  LINUX_KERNEL_MD5SUM:=6dedac89df1af57b08981fcc6ad387db
endif
ifeq ($(LINUX_VERSION),2.6.35.11)
  LINUX_KERNEL_MD5SUM:=4c9ee33801f5ad0f4d5e615fac66d535
endif
ifeq ($(LINUX_VERSION),2.6.36.4)
  LINUX_KERNEL_MD5SUM:=c05dd941d0e249695e9f72568888e1bf
endif
ifeq ($(LINUX_VERSION),2.6.37.3)
  LINUX_KERNEL_MD5SUM:=b32fc95037e4e114fcfb33075bb30f46
endif
ifeq ($(LINUX_VERSION),2.6.38)
  LINUX_KERNEL_MD5SUM:=7d471477bfa67546f902da62227fa976
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))))