summaryrefslogtreecommitdiffstats
path: root/include/kernel-version.mk
blob: f817bbb3e395b1acf4591a1bf0b98df2e9f6dd20 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
# Use the default kernel version if the Makefile doesn't override it

LINUX_RELEASE?=1

ifeq ($(LINUX_VERSION),3.3.8)
  LINUX_KERNEL_MD5SUM:=f1058f64eed085deb44f10cee8541d50
endif
ifeq ($(LINUX_VERSION),3.6.11)
  LINUX_KERNEL_MD5SUM:=3d602ad7f7984509c3e923a5ae90bc54
endif
ifeq ($(LINUX_VERSION),3.7.9)
  LINUX_KERNEL_MD5SUM:=c19426374acfccfa7391fc90640240cb
endif
ifeq ($(LINUX_VERSION),3.8)
  LINUX_KERNEL_MD5SUM:=1c738edfc54e7c65faeb90c436104e2f
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))))
ifeq ($(firstword $(call split_version,$(KERNEL_BASE))),2)
  KERNEL_PATCHVER=$(call merge_version,$(wordlist 1,3,$(call split_version,$(KERNEL_BASE))))
else
  KERNEL_PATCHVER=$(KERNEL)
endif