[sw] install dkms sources

Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

software/Makefile

+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright (C) 2019 CERN
+
+TOP_DIR ?= $(shell pwd)/..
+
 -include Makefile.specific
 
 # include parent_common.mk for buildsystem's defines
@@ -5,11 +11,36 @@
 REPO_PARENT ?= $(shell /bin/pwd)/..
 -include $(REPO_PARENT)/parent_common.mk
 
+GCORES ?= $(TOP_DIR)
+include $(GCORES)/common.mk
+DIR_NAME := general-cores-$(VERSION)
+DST := $(PREFIX)/usr/src/$(DIR_NAME)/
+
 DIRS := i2c-ocores
 DIRS += spi-ocores
 DIRS += htvic
 
-.PHONY: all clean modules install modules_install
+GIT ?= git
+ifeq (,$(shell which $(GIT)))
+$(error "Missing git")
+endif
+
+.PHONY: all clean modules install modules_install dkms_install
 
 all clean modules install modules_install:
 	for D in $(DIRS); do $(MAKE) -C $$D $@; done
+
+dkms_install:
+	$(eval $@_dst := $(shell mktemp -d))
+	@mkdir -p $($@_dst)
+	@mkdir -p $(DST)
+	@$(GIT) archive --format=tar -o $($@_dst)/$(DIR_NAME).tar --prefix=$(DIR_NAME)/ HEAD
+	@cd $($@_dst) && tar -xf $(DIR_NAME).tar
+	@mv $($@_dst)/$(DIR_NAME)/* $(DST) && rm -rf $($@_dst)
+	@cp $(GCORES)/common.mk $(DST)
+	@sed -e '2,$$d' -i $(DST)/common.mk
+	@sed -r -i -e "s/@PKGVER@/$(VERSION)/" $(DST)/dkms.conf
+	@sed -e "15d" -e "6,13d" -e "23,26d" -e '33,$$d' \
+	     -i $(DST)/Makefile
+	@find $(DST) -name Makefile -exec \
+	      sed -r -e "s,^(TOP_DIR.*)[.]{2}/?$$,\1," -i {} \;