1 # Use the default kernel version if the Makefile doesn't override it
5 LINUX_VERSION-4.9
= .172
6 LINUX_VERSION-4.14
= .114
7 LINUX_VERSION-4.19
= .37
9 LINUX_KERNEL_HASH-4.9
.172 = 49428e30989cc0b069a6f4b7bc08988deb02d10f910ca0c4d1e44b22155eb40e
10 LINUX_KERNEL_HASH-4.14
.114 = b75e1dcfabc8d18051a07cbf9b60eaee8ac470a2311fed20447fd0d022c19e15
11 LINUX_KERNEL_HASH-4.19
.37 = ecb0b30ec32c0c7d614c394158c7d37099a815507ed62235cca32052d7ff9c65
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
)))