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# -*-makefile-*-
#
# Copyright (C) 2020 by Oleksij Rempel <o.rempel@pengutronix.de>
#
# For further information about the PTXdist project and license conditions
# see the README file.
#
#
# We provide this package
#
PACKAGES-$(PTXCONF_KERNEL_MALTA) += kernel-malta
#
# Paths and names
#
KERNEL_MALTA_VERSION := $(call ptx/config-version, PTXCONF_KERNEL)
KERNEL_MALTA_MD5 := $(call ptx/config-md5, PTXCONF_KERNEL)
KERNEL_MALTA := linux-malta-$(KERNEL_MALTA_VERSION)
KERNEL_MALTA_SUFFIX := tar.xz
KERNEL_MALTA_URL := $(call kernel-url, KERNEL_MALTA)
KERNEL_MALTA_PATCHES := linux-$(KERNEL_MALTA_VERSION)
KERNEL_MALTA_SOURCE := $(SRCDIR)/$(KERNEL_MALTA_PATCHES).$(KERNEL_MALTA_SUFFIX)
KERNEL_MALTA_DIR := $(BUILDDIR)/$(KERNEL_MALTA)
KERNEL_MALTA_BUILD_DIR := $(KERNEL_MALTA_DIR)-build
KERNEL_MALTA_CONFIG := $(call ptx/in-platformconfigdir, kernelconfig-malta)
KERNEL_MALTA_REF_CONFIG := $(call ptx/in-platformconfigdir, kernelconfig)
KERNEL_MALTA_DTS_PATH := ${PTXDIST_PLATFORMCONFIG_SUBDIR}/dts:${KERNEL_MALTA_DIR}/arch/${GENERIC_KERNEL_ARCH}/boot/dts/mti
KERNEL_MALTA_DTS := malta.dts
KERNEL_MALTA_DTB_FILES := $(addsuffix .dtb,$(basename $(KERNEL_MALTA_DTS)))
KERNEL_MALTA_LICENSE := GPL-2.0-only
KERNEL_MALTA_LICENSE_FILES :=
KERNEL_MALTA_BUILD_OOT := KEEP
# track changes to devices-trees in the BSP
$(call world/dts-cfghash-file, KERNEL_MALTA)
# ----------------------------------------------------------------------------
# Prepare
# ----------------------------------------------------------------------------
# use CONFIG_CC_STACKPROTECTOR if available. The rest makes no sense for the kernel
KERNEL_MALTA_WRAPPER_BLACKLIST := \
$(PTXDIST_LOWLEVEL_WRAPPER_BLACKLIST)
KERNEL_MALTA_PATH := PATH=$(CROSS_PATH)
KERNEL_MALTA_SHARED_OPT := \
-C $(KERNEL_MALTA_DIR) \
O=$(KERNEL_MALTA_BUILD_DIR) \
$(call kernel-opts, KERNEL_MALTA)
# no gcc plugins; avoid config changes depending on the host compiler
KERNEL_MALTA_SHARED_OPT += \
HOSTCXX="$(HOSTCXX) -DGENERATOR_FILE" \
HOSTCC="$(HOSTCC) -DGENERATOR_FILE"
KERNEL_MALTA_CONF_ENV := \
PTXDIST_NO_GCC_PLUGINS=1
KERNEL_MALTA_MAKE_ENV := \
PTXDIST_NO_GCC_PLUGINS=1
KERNEL_MALTA_CONF_TOOL := kconfig
KERNEL_MALTA_CONF_OPT := \
$(KERNEL_MALTA_SHARED_OPT)
# force using KERNEL_MALTA_VERSION in the kernelconfig
#KERNEL_MALTA_CONF_OPT += \
# KERNELVERSION=$(KERNEL_MALTA_VERSION)
KERNEL_MALTA_IMAGES := vmlinuz
KERNEL_MALTA_IMAGES := $(addprefix $(KERNEL_MALTA_BUILD_DIR)/,$(KERNEL_MALTA_IMAGES))
ifdef PTXCONF_KERNEL_MALTA
$(KERNEL_MALTA_CONFIG):
@echo
@echo "*************************************************************************"
@echo " Please generate a kernelconfig with 'ptxdist menuconfig kernel-malta'"
@echo "*************************************************************************"
@echo
@echo
@exit 1
endif
# ----------------------------------------------------------------------------
# Compile
# ----------------------------------------------------------------------------
KERNEL_MALTA_MAKE_OPT := \
$(KERNEL_MALTA_SHARED_OPT) \
vmlinuz modules
# ----------------------------------------------------------------------------
# Install
# ----------------------------------------------------------------------------
KERNEL_MALTA_INSTALL_OPT := \
$(call kernel-opts, KERNEL_MALTA) \
modules_install
$(STATEDIR)/kernel-malta.install:
@$(call targetinfo)
@$(call world/install, KERNEL_MALTA)
@$(call world/dtb, KERNEL_MALTA)
@$(call touch)
# ----------------------------------------------------------------------------
# Target-Install
# ----------------------------------------------------------------------------
$(STATEDIR)/kernel-malta.targetinstall:
@$(call targetinfo)
@$(foreach image, $(KERNEL_MALTA_IMAGES), \
install -v -m 644 $(image) \
$(IMAGEDIR)/$(notdir $(image))-malta$(ptx/nl))
@$(foreach dtb ,$(KERNEL_MALTA_DTB_FILES), \
echo -e "Installing $(dtb) ...\n"$(ptx/nl) \
install -D -m0644 $(KERNEL_MALTA_PKGDIR)/boot/$(dtb) \
$(IMAGEDIR)/$(dtb)$(ptx/nl))
@$(call install_init, kernel-malta)
@$(call install_fixup, kernel-malta, PRIORITY,optional)
@$(call install_fixup, kernel-malta, SECTION,base)
@$(call install_fixup, kernel-malta, AUTHOR,"Oleksij Rempel <o.rempel@pengutronix.de>")
@$(call install_fixup, kernel-malta, DESCRIPTION,missing)
@$(call install_copy, kernel-malta, 0, 0, 0644, \
$(IMAGEDIR)/vmlinuz-malta, /boot/vmlinuz-malta, n)
@$(foreach dtb, $(KERNEL_MALTA_DTB_FILES), \
$(call install_copy, kernel-malta, 0, 0, 0644, -, \
/boot/$(dtb), n)$(ptx/nl))
@$(call install_glob, kernel-malta, 0, 0, -, /lib/modules, *.ko,, n)
@$(call install_glob, kernel-malta, 0, 0, -, /lib/modules,, *.ko */build */source, n)
@$(call install_finish, kernel-malta)
@$(call touch)
# ----------------------------------------------------------------------------
# Clean
# ----------------------------------------------------------------------------
$(STATEDIR)/kernel-malta.clean:
@$(call targetinfo)
@$(call clean_pkg, KERNEL_MALTA)
@$(foreach dtb,$(KERNEL_MALTA_DTB_FILES), \
rm -vf $(IMAGEDIR)/$(dtb)$(ptx/nl))
# ----------------------------------------------------------------------------
# oldconfig / menuconfig
# ----------------------------------------------------------------------------
$(call ptx/kconfig-targets, kernel-malta): $(STATEDIR)/kernel-malta.extract
@$(call world/kconfig, KERNEL_MALTA, $(subst kernel-malta_,,$@))
# vim: syntax=make
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