build: move symvers files to kernel build dir
[oweals/openwrt.git] / include / kernel-version.mk
1 # Use the default kernel version if the Makefile doesn't override it
2
3 LINUX_RELEASE?=1
4
5 ifdef CONFIG_TESTING_KERNEL
6   KERNEL_PATCHVER:=$(KERNEL_TESTING_PATCHVER)
7 endif
8
9 LINUX_VERSION-4.14 = .172
10 LINUX_VERSION-4.19 = .108
11 LINUX_VERSION-5.4 = .31
12
13 LINUX_KERNEL_HASH-4.14.172 = 2318a1ab937580a079351ed20557c336a3d95b664f667b14e3ba49e3271b217a
14 LINUX_KERNEL_HASH-4.19.108 = 09aeeca5b08efea2f54b977b2999afb60d42f93b9f65b2b0111969f183f750a3
15 LINUX_KERNEL_HASH-5.4.31 = a11083f8f809887f6a0f8d4467532385b99418f17998fe6e837807491c276eeb
16
17 remove_uri_prefix=$(subst git://,,$(subst http://,,$(subst https://,,$(1))))
18 sanitize_uri=$(call qstrip,$(subst @,_,$(subst :,_,$(subst .,_,$(subst -,_,$(subst /,_,$(1)))))))
19
20 ifneq ($(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
21   LINUX_VERSION:=$(call sanitize_uri,$(call remove_uri_prefix,$(CONFIG_KERNEL_GIT_CLONE_URI)))
22   ifeq ($(call qstrip,$(CONFIG_KERNEL_GIT_REF)),)
23     CONFIG_KERNEL_GIT_REF:=HEAD
24   endif
25   LINUX_VERSION:=$(LINUX_VERSION)-$(call sanitize_uri,$(CONFIG_KERNEL_GIT_REF))
26 else
27 ifdef KERNEL_PATCHVER
28   LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER)))
29 endif
30 ifdef KERNEL_TESTING_PATCHVER
31   LINUX_TESTING_VERSION:=$(KERNEL_TESTING_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_TESTING_PATCHVER)))
32 endif
33 endif
34
35 split_version=$(subst ., ,$(1))
36 merge_version=$(subst $(space),.,$(1))
37 KERNEL_BASE=$(firstword $(subst -, ,$(LINUX_VERSION)))
38 KERNEL=$(call merge_version,$(wordlist 1,2,$(call split_version,$(KERNEL_BASE))))
39 KERNEL_PATCHVER ?= $(KERNEL)
40
41 # disable the md5sum check for unknown kernel versions
42 LINUX_KERNEL_HASH:=$(LINUX_KERNEL_HASH-$(strip $(LINUX_VERSION)))
43 LINUX_KERNEL_HASH?=x