X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/56574ceb396a26315114e5ddb37cbc41f79b3030..2abeba9674b30a34796803265487fc9e6e076385:/include/kernel.mk diff --git a/include/kernel.mk b/include/kernel.mk index 2611828a3..e120cef1f 100644 --- a/include/kernel.mk +++ b/include/kernel.mk @@ -4,74 +4,88 @@ # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # -ifeq ($(DUMP),1) - KERNEL:= - BOARD:= - LINUX_VERSION:= -else - include $(TOPDIR)/.kernel.mk +ifeq ($(__target_inc),) include $(INCLUDE_DIR)/target.mk +endif - # check to see if .kernel.mk matches target.mk - ifeq ($(CONFIG_BOARD)-$(CONFIG_KERNEL),$(BOARD)-$(KERNEL)) - LINUX_VERSION:=$(CONFIG_LINUX_VERSION) - LINUX_RELEASE:=$(CONFIG_LINUX_RELEASE) - LINUX_KARCH:=$(CONFIG_LINUX_KARCH) - else - ifneq ($(KERNEL_BUILD),1) - # oops, old .kernel.config; rebuild it (hiding the misleading errors this produces) - $(warning rebuilding .kernel.mk) - $(TOPDIR)/.kernel.mk: FORCE - @$(MAKE) -C $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL) $@ &>/dev/null - endif - endif +ifeq ($(DUMP),1) + KERNEL?= + BOARD?= + LINUX_VERSION?= +else + export GCC_HONOUR_COPTS=s - ifeq ($(KERNEL),2.6) - LINUX_KMOD_SUFFIX=ko - else - LINUX_KMOD_SUFFIX=o - endif + LINUX_KMOD_SUFFIX=ko ifneq (,$(findstring uml,$(BOARD))) - KERNEL_CC:=$(HOSTCC) - KERNEL_CROSS:= + KERNEL_CC?=$(HOSTCC) + KERNEL_CROSS?= else - KERNEL_CC:=$(TARGET_CC) - KERNEL_CROSS:=$(TARGET_CROSS) + KERNEL_CC?=$(TARGET_CC) + KERNEL_CROSS?=$(TARGET_CROSS) endif - KERNEL_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD) - LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) + ifeq ($(TARGET_BUILD),1) + PATCH_DIR ?= ./patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER)) + FILES_DIR ?= $(foreach dir,$(wildcard ./files ./files-$(KERNEL_PATCHVER)),"$(dir)") + endif + KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX)) + LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION) - MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(MODULES_SUBDIR) TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR) LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux + + LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2 + TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,) + ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE)),) + LINUX_SITE:=@KERNEL/linux/kernel/v$(KERNEL)$(TESTING) + endif + + ifneq ($(TARGET_BUILD),1) + PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION)) + endif +endif + +ifneq (,$(findstring uml,$(BOARD))) + LINUX_KARCH=um +else + ifeq (,$(LINUX_KARCH)) + LINUX_KARCH=$(strip $(subst i386,x86,$(subst armeb,arm,$(subst mipsel,mips,$(subst mips64,mips,$(subst mips64el,mips,$(subst sh2,sh,$(subst sh3,sh,$(subst sh4,sh,$(ARCH)))))))))) + endif endif define KernelPackage/Defaults FILES:= - KCONFIG:=m AUTOLOAD:= endef define ModuleAutoLoad + $(SH_FUNC) \ export modules=; \ add_module() { \ + priority="$$$$$$$$1"; \ + mods="$$$$$$$$2"; \ + boot="$$$$$$$$3"; \ + shift 3; \ mkdir -p $(2)/etc/modules.d; \ ( \ - for mod in $$$$$$$$2; do \ - getvar mod; \ + [ "$$$$$$$$boot" = "1" ] && { \ + echo '# May be required for rootfs' ; \ + } ; \ + for mod in $$$$$$$$mods; do \ + echo "$$$$$$$$mod"; \ done \ - ) > $(2)/etc/modules.d/$$$$$$$$1-$(1); \ - modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$1-$(1)"; \ + ) > $(2)/etc/modules.d/$$$$$$$$priority-$(1); \ + modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \ }; \ $(3) \ if [ -n "$$$$$$$$modules" ]; then \ mkdir -p $(2)/etc/modules.d; \ + mkdir -p $(2)/CONTROL; \ echo "#!/bin/sh" > $(2)/CONTROL/postinst; \ echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \ echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \ @@ -79,41 +93,88 @@ define ModuleAutoLoad chmod 0755 $(2)/CONTROL/postinst; \ fi endef - + +ifeq ($(DUMP)$(TARGET_BUILD),) + -include $(LINUX_DIR)/.config +endif + +define KernelPackage/depends + $(STAMP_BUILT): $(LINUX_DIR)/.config + define KernelPackage/depends + endef +endef define KernelPackage NAME:=$(1) + $(eval $(call Package/Default)) $(eval $(call KernelPackage/Defaults)) $(eval $(call KernelPackage/$(1))) - $(eval $(call KernelPackage/$(1)/$(KERNEL))) - $(eval $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))) + $(eval $(call KernelPackage/$(1)/$(BOARD))) define Package/kmod-$(1) TITLE:=$(TITLE) SECTION:=kernel CATEGORY:=Kernel modules - DEFAULT:=m DESCRIPTION:=$(DESCRIPTION) - EXTRA_DEPENDS:='kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))' + EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE)) + VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE)) $(call KernelPackage/$(1)) - $(call KernelPackage/$(1)/$(KERNEL)) - $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL)) + $(call KernelPackage/$(1)/$(BOARD)) endef - ifeq ($(findstring m,$(KCONFIG)),m) + ifdef KernelPackage/$(1)/description + define Package/kmod-$(1)/description +$(call KernelPackage/$(1)/description) + endef + endif + + ifdef KernelPackage/$(1)/config + define Package/kmod-$(1)/config +$(call KernelPackage/$(1)/config) + endef + endif + + $(call KernelPackage/depends) + + ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),) ifneq ($(strip $(FILES)),) define Package/kmod-$(1)/install - mkdir -p $$(1)/lib/modules/$(LINUX_VERSION) - $(CP) $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/ - $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD)) - $(call KernelPackage/$(1)/install,$$(1)) + mkdir -p $$(1)/lib/modules/$(LINUX_VERSION) + $(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/ + $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD)) + $(call KernelPackage/$(1)/install,$$(1)) endef endif + $(if $(CONFIG_PACKAGE_kmod-$(1)), + else + compile: kmod-$(1)-unavailable + kmod-$(1)-unavailable: + @echo "WARNING: kmod-$(1) is not available in the kernel config" + ) endif $$(eval $$(call BuildPackage,kmod-$(1))) + + $$(IPKG_kmod-$(1)): $$(wildcard $$(FILES)) endef define AutoLoad - add_module $(1) "$(2)"; + add_module "$(1)" "$(2)" "$(3)"; endef +version_field=$(if $(word $(1),$(2)),$(word $(1),$(2)),0) +kernel_version_merge=$$(( ($(call version_field,1,$(1)) << 24) + ($(call version_field,2,$(1)) << 16) + ($(call version_field,3,$(1)) << 8) + $(call version_field,4,$(1)) )) + +ifdef DUMP + kernel_version_cmp= +else + kernel_version_cmp=$(shell [ $(call kernel_version_merge,$(call split_version,$(2))) $(1) $(call kernel_version_merge,$(call split_version,$(3))) ] && echo 1 ) +endif + +CompareKernelPatchVer=$(if $(call kernel_version_cmp,-$(2),$(1),$(3)),1,0) + +kernel_patchver_gt=$(call kernel_version_cmp,-gt,$(KERNEL_PATCHVER),$(1)) +kernel_patchver_ge=$(call kernel_version_cmp,-ge,$(KERNEL_PATCHVER),$(1)) +kernel_patchver_eq=$(call kernel_version_cmp,-eq,$(KERNEL_PATCHVER),$(1)) +kernel_patchver_le=$(call kernel_version_cmp,-lt,$(KERNEL_PATCHVER),$(1)) +kernel_patchver_lt=$(call kernel_version_cmp,-le,$(KERNEL_PATCHVER),$(1)) +