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79 lines
2.5 KiB
79 lines
2.5 KiB
################################################################################
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#
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# kernel module infrastructure for building Linux kernel modules
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#
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################################################################################
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# while the kernel is built for the target, the build may need various
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# host libraries depending on config (and version), so use
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# HOST_MAKE_ENV here. In particular, this ensures that our
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# host-pkgconf will look for host libraries and not target ones.
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LINUX_MAKE_ENV = \
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$(HOST_MAKE_ENV)
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KERNEL_MAKE_VARS = \
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PATH=$(PATH) \
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ARCH=$(TARGET_ARCH) \
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CROSS_COMPILE=$(TARGET_CROSS) \
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LOCALVERSION= \
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O=$(KERNEL_OBJ_DIR)
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# Compatibility variables
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KERNEL_MAKE_VARS += \
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KVER=$(KERNEL_VERSION) \
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KSRC=$(BUILD_DIR)/$(KERNEL_DIR)
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KERNEL_MODULE_MAKE_VARS = \
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$(KERNEL_MAKE_VARS) \
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INSTALL_MOD_PATH=$(TARGET_DIR) \
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INSTALL_HDR_PATH=$(TARGET_DIR)
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define KERNEL_MODULE_BUILD_CMDS_DEFAULT
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$(CHDIR)/$($(PKG)_DIR)/$($(PKG)_SUBDIR); \
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$(LINUX_MAKE_ENV) $($(PKG)_MAKE_ENV) \
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$($(PKG)_MAKE) $($(PKG)_MAKE_ARGS) \
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$(KERNEL_MODULE_MAKE_VARS) \
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$($(PKG)_MAKE_OPTS)
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endef
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define KERNEL_MODULE_BUILD
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@$(call MESSAGE,"Building $(pkgname) kernel module(s)")
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$(foreach hook,$($(PKG)_PRE_BUILD_HOOKS),$(call $(hook))$(sep))
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$(Q)$(call $(PKG)_BUILD_CMDS)
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$(foreach hook,$($(PKG)_POST_BUILD_HOOKS),$(call $(hook))$(sep))
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endef
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define KERNEL_MODULE_INSTALL_CMDS_DEFAULT
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$(CHDIR)/$($(PKG)_DIR)/$($(PKG)_SUBDIR); \
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$(LINUX_MAKE_ENV) $($(PKG)_MAKE_INSTALL_ENV) \
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$($(PKG)_MAKE_INSTALL) $($(PKG)_MAKE_INSTALL_ARGS) \
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$(KERNEL_MODULE_MAKE_VARS) \
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$($(PKG)_MAKE_INSTALL_OPTS)
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endef
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define KERNEL_MODULE_INSTALL
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@$(call MESSAGE,"Installing $(pkgname) kernel module(s)")
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$(foreach hook,$($(PKG)_PRE_INSTALL_HOOKS),$(call $(hook))$(sep))
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$(Q)$(call $(PKG)_INSTALL_CMDS)
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$(foreach hook,$($(PKG)_POST_INSTALL_HOOKS),$(call $(hook))$(sep))
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endef
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# -----------------------------------------------------------------------------
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define kernel-module
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$(eval PKG_MODE = $(pkg-mode))
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$(call PREPARE,$(1))
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$(if $(filter $(1),$(PKG_NO_BUILD)),,$(call KERNEL_MODULE_BUILD))
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$(if $(filter $(1),$(PKG_NO_INSTALL)),,$(call KERNEL_MODULE_INSTALL))
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$(Q)$(call LINUX_RUN_DEPMOD)
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$(call TARGET_FOLLOWUP)
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endef
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# -----------------------------------------------------------------------------
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define LINUX_RUN_DEPMOD
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@$(call MESSAGE,"Running depmod")
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if test -d $(TARGET_modulesdir) && grep -q "CONFIG_MODULES=y" $(KERNEL_OBJ_DIR)/.config; then \
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PATH=$(PATH):/sbin:/usr/sbin depmod -a -b $(TARGET_DIR) $(KERNEL_VERSION); \
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fi
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endef
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