1 # Use the default kernel version if the Makefile doesn't override it
5 LINUX_VERSION-3.18
= .43
6 LINUX_VERSION-4.4
= .74
7 LINUX_VERSION-4.9
= .34
9 LINUX_KERNEL_HASH-3.18
.43 = 1236e8123a6ce537d5029232560966feed054ae31776fe8481dd7d18cdd5492c
10 LINUX_KERNEL_HASH-4.4
.74 = c319ad6150d112bd4f8c9d1427868eeafd3ab461becf9457f814e4ba7c57808e
11 LINUX_KERNEL_HASH-4.9
.34 = 13d159d1b1fa41ea19fcc2defe09d7532f312ee0b8279b8e12c961d8b02a4546
14 LINUX_VERSION
:=$(KERNEL_PATCHVER
)$(strip $(LINUX_VERSION-
$(KERNEL_PATCHVER
)))
17 split_version
=$(subst .
, ,$(1))
18 merge_version
=$(subst $(space
),.
,$(1))
19 KERNEL_BASE
=$(firstword $(subst -, ,$(LINUX_VERSION
)))
20 KERNEL
=$(call merge_version
,$(wordlist
1,2,$(call split_version
,$(KERNEL_BASE
))))
21 KERNEL_PATCHVER ?
= $(KERNEL
)
23 # disable the md5sum check for unknown kernel versions
24 LINUX_KERNEL_HASH
:=$(LINUX_KERNEL_HASH-
$(strip $(LINUX_VERSION
)))