Makefile.dkms

#
# Makefile for the output source package
#

ifeq ($(KERNELRELEASE),)

MAKEFLAGS += --no-print-directory
SHELL := /bin/bash
BACKPORT_DIR := $(shell pwd)

KMODDIR ?= updates
ifneq ($(origin KLIB), undefined)
KMODPATH_ARG := "INSTALL_MOD_PATH=$(KLIB)"
else
KLIB := /lib/modules/$(shell uname -r)/
KMODPATH_ARG :=
endif
KLIB_BUILD ?= $(KLIB)/build/
KERNEL_CONFIG := $(KLIB_BUILD)/.config
KERNEL_MAKEFILE := $(KLIB_BUILD)/Makefile
CONFIG_MD5 := $(shell md5sum $(KERNEL_CONFIG) 2>/dev/null | sed 's/\s.*//')

export KLIB KLIB_BUILD BACKPORT_DIR KMODDIR KMODPATH_ARG

# disable built-in rules for this file
.SUFFIXES:

# dkmsrpm-pkg
# Creates Backports dkms package
# command: make dkmsrpm-pkg
# Rpm generated can be copied to client machine and install
# will trigger source build and install on modules
#----------------------------------------------------------------------------
TAR_CONTENT := Makefile* drivers scripts LICENSE include VERSION
DKMSMKSPEC := $(BACKPORT_DIR)/scripts/backport-mkdkmsspec
BINMKSPEC := $(BACKPORT_DIR)/scripts/backport-mkbinspec
DKMSMKCONF := $(BACKPORT_DIR)/scripts/backport-mkdkmsconf
MODULE_NAME ?= intel-platform-vsec-dkms
BIN_MODULE_NAME ?= intel-platform-vsec
ARCH := x86_64

SOURCE_VERSION = $(shell cat $(BACKPORT_DIR)/VERSION)
ifneq ($(SOURCE_VERSION), )
VERSION := $(SOURCE_VERSION)
else
$(error "$$SOURCE_VERSION not set")
endif

ifneq ($(BUILD_VERSION), )
RELEASE := $(BUILD_VERSION)
else
$(error "$$BUILD_VERSION not set")
endif

DEB_PACKAGE_NAME := $(MODULE_NAME)-$(VERSION)-$(RELEASE)_amd64
DEB_ROOT_DIR := $(DEB_PACKAGE_NAME)/DEBIAN
DEB_SRC_DIR := $(DEB_PACKAGE_NAME)/usr/src/$(MODULE_NAME)-$(VERSION)-$(RELEASE)

include/generated_osv_version.h:
	scripts/generate_osv_version_h.sh > $@
	
.PHONY: dkmsrpm-pkg dkmsdeb-pkg binrpm-pkg
dkmsrpm-pkg: include/generated_osv_version.h
	$(CONFIG_SHELL) $(DKMSMKCONF) $(MODULE_NAME) $(VERSION) $(RELEASE) > $(BACKPORT_DIR)/dkms.conf
	$(CONFIG_SHELL) $(DKMSMKSPEC) $(MODULE_NAME) $(VERSION) $(RELEASE) > $(BACKPORT_DIR)/$(MODULE_NAME).spec
	tar -cz $(RCS_TAR_IGNORE) -f $(MODULE_NAME)-$(VERSION)-$(RELEASE)-src.tar.gz \
		$(TAR_CONTENT) $(MODULE_NAME).spec dkms.conf;
	+rpmbuild $(RPMOPTS) --target $(ARCH) -ta $(MODULE_NAME)-$(VERSION)-$(RELEASE)-src.tar.gz \
	--define='_smp_mflags %{nil}'

binrpm-pkg: include/generated_osv_version.h
	$(CONFIG_SHELL) $(BINMKSPEC) $(BIN_MODULE_NAME) $(VERSION) $(RELEASE) > $(BACKPORT_DIR)/$(BIN_MODULE_NAME).spec
	tar -cz $(RCS_TAR_IGNORE) -f $(BIN_MODULE_NAME)-$(VERSION)-$(RELEASE)-src.tar.gz \
		$(TAR_CONTENT) $(BIN_MODULE_NAME).spec;
	+rpmbuild $(RPMOPTS) --target $(ARCH) -ta $(BIN_MODULE_NAME)-$(VERSION)-$(RELEASE)-src.tar.gz \
	--define='_smp_mflags %{nil}'

dkmsdeb-pkg: include/generated_osv_version.h
	mkdir -p $(DEB_ROOT_DIR)
	echo -e "Package: $(MODULE_NAME)\nVersion: $(VERSION)-$(RELEASE)\nArchitecture: `dpkg --print-architecture`\nSection: kernel\nMaintainer: Intel\nDescription: Intel Extended Capabilities auxiliary bus driver\nReplaces: intel-platform-pmt-dkms" > $(DEB_ROOT_DIR)/control
	echo -e "dkms add -m $(MODULE_NAME) -v $(VERSION)-$(RELEASE)\ndkms autoinstall" > $(DEB_ROOT_DIR)/postinst
	echo -e "dkms remove -m $(MODULE_NAME)/$(VERSION)-$(RELEASE) --all" > $(DEB_ROOT_DIR)/prerm
	chmod 775 $(DEB_ROOT_DIR)/{postinst,prerm}
	mkdir -p $(DEB_SRC_DIR)
	$(CONFIG_SHELL) $(DKMSMKCONF) $(MODULE_NAME) $(VERSION) $(RELEASE) > $(DEB_SRC_DIR)/dkms.conf
	$(CONFIG_SHELL) $(DKMSMKSPEC) $(MODULE_NAME) $(VERSION) $(RELEASE) > $(DEB_SRC_DIR)/$(MODULE_NAME).spec
	cp -r $(TAR_CONTENT) $(DEB_SRC_DIR)

	+dpkg-deb --root-owner-group --build $(DEB_PACKAGE_NAME)
endif