# -*-makefile-*-
#
# Copyright (C) @YEAR@ by @AUTHOR@
#
# For further information about the PTXdist project and license conditions
# see the README file.
#

#
# We provide this package
#
PACKAGES-$(PTXCONF_KERNEL_@PACKAGE@) += kernel-@package@

#
# Paths and names
#
KERNEL_@PACKAGE@_VERSION	:= @VERSION@
KERNEL_@PACKAGE@_MD5		:=
KERNEL_@PACKAGE@		:= linux-@package@-$(KERNEL_@PACKAGE@_VERSION)
KERNEL_@PACKAGE@_SUFFIX		:= tar.xz
KERNEL_@PACKAGE@_URL		:= $(call kernel-url, KERNEL_@PACKAGE@)
KERNEL_@PACKAGE@_PATCHES	:= linux-$(KERNEL_@PACKAGE@_VERSION)
KERNEL_@PACKAGE@_SOURCE		:= $(SRCDIR)/$(KERNEL_@PACKAGE@_PATCHES).$(KERNEL_@PACKAGE@_SUFFIX)
KERNEL_@PACKAGE@_DIR		:= $(BUILDDIR)/$(KERNEL_@PACKAGE@)
KERNEL_@PACKAGE@_BUILD_DIR	:= $(KERNEL_@PACKAGE@_DIR)-build
KERNEL_@PACKAGE@_CONFIG		:= $(call ptx/in-platformconfigdir, kernelconfig-@package@)
KERNEL_@PACKAGE@_DTS_PATH	:= ${PTXDIST_PLATFORMCONFIG_SUBDIR}/dts:${KERNEL_@PACKAGE@_DIR}/arch/${GENERIC_KERNEL_ARCH}/boot/dts
KERNEL_@PACKAGE@_DTS		:= @dts@
KERNEL_@PACKAGE@_DTB_FILES	:= $(addsuffix .dtb,$(basename $(notdir $(KERNEL_@PACKAGE@_DTS))))
KERNEL_@PACKAGE@_LICENSE	:= GPL-2.0-only
KERNEL_@PACKAGE@_LICENSE_FILES	:=
KERNEL_@PACKAGE@_BUILD_OOT	:= KEEP

# track changes to devices-trees in the BSP
$(call world/dts-cfghash-file, KERNEL_@PACKAGE@)

# ----------------------------------------------------------------------------
# Prepare
# ----------------------------------------------------------------------------

# use CONFIG_CC_STACKPROTECTOR if available. The rest makes no sense for the kernel
KERNEL_@PACKAGE@_WRAPPER_BLACKLIST := \
	$(PTXDIST_LOWLEVEL_WRAPPER_BLACKLIST)

KERNEL_@PACKAGE@_PATH		:= PATH=$(CROSS_PATH)
KERNEL_@PACKAGE@_SHARED_OPT	:= \
	-C $(KERNEL_@PACKAGE@_DIR) \
	O=$(KERNEL_@PACKAGE@_BUILD_DIR) \
	PAHOLE=false \
	$(call kernel-opts, KERNEL_@PACKAGE@)

# no gcc plugins; avoid config changes depending on the host compiler
KERNEL_@PACKAGE@_SHARED_OPT	+= \
	HOSTCXX="$(HOSTCXX) -DGENERATOR_FILE" \
	HOSTCC="$(HOSTCC) -DGENERATOR_FILE"
KERNEL_@PACKAGE@_CONF_ENV	:= \
	PTXDIST_NO_GCC_PLUGINS=1
KERNEL_@PACKAGE@_MAKE_ENV	:= \
	PTXDIST_NO_GCC_PLUGINS=1

KERNEL_@PACKAGE@_CONF_TOOL	:= kconfig
KERNEL_@PACKAGE@_CONF_OPT	:= \
	$(KERNEL_@PACKAGE@_SHARED_OPT)

# force using KERNEL_@PACKAGE@_VERSION in the kernelconfig
#KERNEL_@PACKAGE@_CONF_OPT	+= \
#	KERNELVERSION=$(KERNEL_@PACKAGE@_VERSION)

KERNEL_@PACKAGE@_IMAGES := @image@
KERNEL_@PACKAGE@_IMAGES := $(addprefix $(KERNEL_@PACKAGE@_BUILD_DIR)/arch/$(GENERIC_KERNEL_ARCH)/boot/,$(KERNEL_@PACKAGE@_IMAGES))

ifdef PTXCONF_KERNEL_@PACKAGE@
$(KERNEL_@PACKAGE@_CONFIG):
	@echo
	@echo "*************************************************************************"
	@echo " Please generate a kernelconfig with 'ptxdist menuconfig kernel-@package@'"
	@echo "*************************************************************************"
	@echo
	@echo
	@exit 1
endif

# ----------------------------------------------------------------------------
# Compile
# ----------------------------------------------------------------------------

KERNEL_@PACKAGE@_MAKE_OPT	:= \
	$(KERNEL_@PACKAGE@_SHARED_OPT) \
	@image@ modules

# ----------------------------------------------------------------------------
# Install
# ----------------------------------------------------------------------------

KERNEL_@PACKAGE@_INSTALL_OPT	:= \
	$(call kernel-opts, KERNEL_@PACKAGE@) \
	modules_install

$(STATEDIR)/kernel-@package@.install:
	@$(call targetinfo)
	@$(call world/install, KERNEL_@PACKAGE@)
	@$(call world/dtb, KERNEL_@PACKAGE@)
	@$(call touch)

# ----------------------------------------------------------------------------
# Target-Install
# ----------------------------------------------------------------------------

$(STATEDIR)/kernel-@package@.targetinstall:
	@$(call targetinfo)

	@$(foreach image, $(KERNEL_@PACKAGE@_IMAGES), \
		install -v -m 644 $(image) \
			$(IMAGEDIR)/$(notdir $(image))-@package@$(ptx/nl))

	@$(foreach dtb ,$(KERNEL_@PACKAGE@_DTB_FILES), \
		echo -e "Installing $(dtb) ...\n"$(ptx/nl) \
		install -D -m0644 $(KERNEL_@PACKAGE@_PKGDIR)/boot/$(dtb) \
			$(IMAGEDIR)/$(dtb)$(ptx/nl))

	@$(call install_init,  kernel-@package@)
	@$(call install_fixup, kernel-@package@, PRIORITY,optional)
	@$(call install_fixup, kernel-@package@, SECTION,base)
	@$(call install_fixup, kernel-@package@, AUTHOR,"@AUTHOR@")
	@$(call install_fixup, kernel-@package@, DESCRIPTION,missing)

	@$(call install_copy, kernel-@package@, 0, 0, 0644, \
		$(IMAGEDIR)/@image@-@package@, /boot/@image@-@package@, n)

	@$(foreach dtb, $(KERNEL_@PACKAGE@_DTB_FILES), \
		$(call install_copy, kernel-@package@, 0, 0, 0644, -, \
			/boot/$(dtb), n)$(ptx/nl))

	@$(call install_glob, kernel-@package@, 0, 0, -, /lib/modules, *.ko,, n)
	@$(call install_glob, kernel-@package@, 0, 0, -, /lib/modules,, *.ko */build */source, n)

	@$(call install_finish, kernel-@package@)

	@$(call touch)

# ----------------------------------------------------------------------------
# Clean
# ----------------------------------------------------------------------------

$(STATEDIR)/kernel-@package@.clean:
	@$(call targetinfo)
	@$(call clean_pkg, KERNEL_@PACKAGE@)
	@$(foreach dtb,$(KERNEL_@PACKAGE@_DTB_FILES), \
		rm -vf $(IMAGEDIR)/$(dtb)$(ptx/nl))

# ----------------------------------------------------------------------------
# oldconfig / menuconfig
# ----------------------------------------------------------------------------

$(call ptx/kconfig-targets, kernel-@package@): $(STATEDIR)/kernel-@package@.extract
	@$(call world/kconfig, KERNEL_@PACKAGE@, $(subst kernel-@package@_,,$@))

# vim: syntax=make