1 # Use the default kernel version if the Makefile doesn't override it
5 LINUX_VERSION-3.18
= .125
6 LINUX_VERSION-4.9
= .137
7 LINUX_VERSION-4.14
= .81
9 LINUX_KERNEL_HASH-3.18
.125 = 708433b360efd8623f7303b721ffb0e7c59cbe8552f1a3f4c0d980a12b4ed90e
10 LINUX_KERNEL_HASH-4.9
.137 = 6db2512a9094bf4c830124641d1275635600b052962a7db3556da18914ea2589
11 LINUX_KERNEL_HASH-4.14
.81 = 4b36dfd053844ef0617799d432eed67aa4795d3403216d6789288aa7a0e75bde
13 remove_uri_prefix
=$(subst git
://,,$(subst http
://,,$(subst https
://,,$(1))))
14 sanitize_uri
=$(call qstrip
,$(subst @
,_
,$(subst :,_
,$(subst .
,_
,$(subst -,_
,$(subst /,_
,$(1)))))))
16 ifneq ($(call qstrip
,$(CONFIG_KERNEL_GIT_CLONE_URI
)),)
17 LINUX_VERSION
:=$(call sanitize_uri
,$(call remove_uri_prefix
,$(CONFIG_KERNEL_GIT_CLONE_URI
)))
18 ifeq ($(call qstrip
,$(CONFIG_KERNEL_GIT_REF
)),)
19 CONFIG_KERNEL_GIT_REF
:=HEAD
21 LINUX_VERSION
:=$(LINUX_VERSION
)-$(call sanitize_uri
,$(CONFIG_KERNEL_GIT_REF
))
24 LINUX_VERSION
:=$(KERNEL_PATCHVER
)$(strip $(LINUX_VERSION-
$(KERNEL_PATCHVER
)))
28 split_version
=$(subst .
, ,$(1))
29 merge_version
=$(subst $(space
),.
,$(1))
30 KERNEL_BASE
=$(firstword $(subst -, ,$(LINUX_VERSION
)))
31 KERNEL
=$(call merge_version
,$(wordlist
1,2,$(call split_version
,$(KERNEL_BASE
))))
32 KERNEL_PATCHVER ?
= $(KERNEL
)
34 # disable the md5sum check for unknown kernel versions
35 LINUX_KERNEL_HASH
:=$(LINUX_KERNEL_HASH-
$(strip $(LINUX_VERSION
)))