build: ipkg: new field Alternatives
[openwrt/staging/yousong.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 LINUX_VERSION-3.18 = .43
6 LINUX_VERSION-4.4 = .52
7 LINUX_VERSION-4.9 = .13
8
9 LINUX_KERNEL_HASH-3.18.43 = 1236e8123a6ce537d5029232560966feed054ae31776fe8481dd7d18cdd5492c
10 LINUX_KERNEL_HASH-4.4.52 = e8d2ddaece73e1a34e045bbdcdcc1383f658e24537797f8d8e0dd520cf1b1f06
11 LINUX_KERNEL_HASH-4.9.13 = 36464aec4fb32ed192252645819abb55ceb21eef17b3f7210b4a673e7486a268
12
13 ifdef KERNEL_PATCHVER
14 LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER)))
15 endif
16
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 ?= $(KERNEL)
22
23 # disable the md5sum check for unknown kernel versions
24 LINUX_KERNEL_HASH:=$(LINUX_KERNEL_HASH-$(strip $(LINUX_VERSION)))
25 LINUX_KERNEL_HASH?=x