| # SPDX-License-Identifier: GPL-2.0 | |
| # ========================================================================== | |
| # Installing modules | |
| # ========================================================================== | |
| PHONY := __modinst | |
| __modinst: | |
| include include/config/auto.conf | |
| include $(srctree)/scripts/Kbuild.include | |
| modules := $(sort $(shell cat $(MODORDER))) | |
| ifeq ($(KBUILD_EXTMOD),) | |
| dst := $(MODLIB)/kernel | |
| else | |
| INSTALL_MOD_DIR ?= extra | |
| dst := $(MODLIB)/$(INSTALL_MOD_DIR) | |
| endif | |
| suffix-y := | |
| suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz | |
| suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz | |
| suffix-$(CONFIG_MODULE_COMPRESS_ZSTD) := .zst | |
| modules := $(patsubst $(extmod_prefix)%, $(dst)/%$(suffix-y), $(modules)) | |
| __modinst: $(modules) | |
| @: | |
| quiet_cmd_none = | |
| cmd_none = : | |
| # | |
| # Installation | |
| # | |
| quiet_cmd_install = INSTALL $@ | |
| cmd_install = mkdir -p $(dir $@); cp $< $@ | |
| # Strip | |
| # | |
| # INSTALL_MOD_STRIP, if defined, will cause modules to be stripped after they | |
| # are installed. If INSTALL_MOD_STRIP is '1', then the default option | |
| # --strip-debug will be used. Otherwise, INSTALL_MOD_STRIP value will be used | |
| # as the options to the strip command. | |
| ifdef INSTALL_MOD_STRIP | |
| ifeq ($(INSTALL_MOD_STRIP),1) | |
| strip-option := --strip-debug | |
| else | |
| strip-option := $(INSTALL_MOD_STRIP) | |
| endif | |
| quiet_cmd_strip = STRIP $@ | |
| cmd_strip = $(STRIP) $(strip-option) $@ | |
| else | |
| quiet_cmd_strip = | |
| cmd_strip = : | |
| endif | |
| # | |
| # Signing | |
| # Don't stop modules_install even if we can't sign external modules. | |
| # | |
| ifeq ($(CONFIG_MODULE_SIG_ALL),y) | |
| quiet_cmd_sign = SIGN $@ | |
| $(eval $(call config_filename,MODULE_SIG_KEY)) | |
| cmd_sign = scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODULE_SIG_KEY_SRCPREFIX)$(CONFIG_MODULE_SIG_KEY) certs/signing_key.x509 $@ \ | |
| $(if $(KBUILD_EXTMOD),|| true) | |
| else | |
| quiet_cmd_sign := | |
| cmd_sign := : | |
| endif | |
| ifeq ($(modules_sign_only),) | |
| $(dst)/%.ko: $(extmod_prefix)%.ko FORCE | |
| $(call cmd,install) | |
| $(call cmd,strip) | |
| $(call cmd,sign) | |
| else | |
| $(dst)/%.ko: FORCE | |
| $(call cmd,sign) | |
| endif | |
| # | |
| # Compression | |
| # | |
| quiet_cmd_gzip = GZIP $@ | |
| cmd_gzip = $(KGZIP) -n -f $< | |
| quiet_cmd_xz = XZ $@ | |
| cmd_xz = $(XZ) --lzma2=dict=2MiB -f $< | |
| quiet_cmd_zstd = ZSTD $@ | |
| cmd_zstd = $(ZSTD) -T0 --rm -f -q $< | |
| $(dst)/%.ko.gz: $(dst)/%.ko FORCE | |
| $(call cmd,gzip) | |
| $(dst)/%.ko.xz: $(dst)/%.ko FORCE | |
| $(call cmd,xz) | |
| $(dst)/%.ko.zst: $(dst)/%.ko FORCE | |
| $(call cmd,zstd) | |
| PHONY += FORCE | |
| FORCE: | |
| .PHONY: $(PHONY) |