Move common definitions in separate file

Makefile

@@ -28,15 +28,6 @@ HDRPACKAGE=pve-headers-${KVNAME}
 
 ARCH=$(shell dpkg-architecture -qDEB_BUILD_ARCH)
 
-# amd64/x86_64/x86 share the arch subdirectory in the kernel, 'x86' so we need
-# a mapping
-KERNEL_ARCH=x86
-ifneq (${ARCH}, amd64)
-KERNEL_ARCH=${ARCH}
-endif
-
-GITVERSION:=$(shell git rev-parse HEAD)
-
 BUILD_DIR=build
 
 KERNEL_SRC=linux
@@ -82,27 +73,20 @@ debian.prepared: debian
 	rm -rf ${BUILD_DIR}/debian
 	mkdir -p ${BUILD_DIR}
 	cp -a debian ${BUILD_DIR}/debian
-	echo "git clone git@github.com:fabianishere/pve-kernel-edge.git\\ngit checkout ${GITVERSION}" > ${BUILD_DIR}/debian/SOURCE
-	@$(foreach dir, ${DIRS},echo "${dir}=${${dir}}" >> ${BUILD_DIR}/debian/rules.d/env.mk;)
-	echo "KVNAME=${KVNAME}" >> ${BUILD_DIR}/debian/rules.d/env.mk
-	echo "KERNEL_MAJMIN=${KERNEL_MAJMIN}" >> ${BUILD_DIR}/debian/rules.d/env.mk
 	cd ${BUILD_DIR}; debian/rules debian/control
 ifneq (${PVE_BUILD_TYPE},generic)
 	cd ${BUILD_DIR}; debchange -l +${PVE_BUILD_TYPE} -D edge --force-distribution -U -M "Specialization for ${PVE_BUILD_TYPE}"
 endif
 	touch $@
 
-PVE_PATCHES=$(wildcard patches/pve/*.patch)
-
 ${KERNEL_SRC}.prepared: ${KERNEL_SRC_SUBMODULE}
 	git -C ${KERNEL_SRC} fetch ../crack.bundle $$(git -C ${KERNEL_SRC} ls-remote ../crack.bundle | cut -f1)
 	git -C ${KERNEL_SRC} checkout -f FETCH_HEAD
 	rm -rf ${BUILD_DIR}/${KERNEL_SRC} $@
 	mkdir -p ${BUILD_DIR}
 	cp -a ${KERNEL_SRC_SUBMODULE} ${BUILD_DIR}/${KERNEL_SRC}
-	sed -i ${BUILD_DIR}/${KERNEL_SRC}/Makefile -e 's/^EXTRAVERSION.*$$/EXTRAVERSION=${EXTRAVERSION}/'
 	rm -rf ${BUILD_DIR}/${KERNEL_SRC}/debian
-	cp -r zfs ${BUILD_DIR}/zfs
+	cp -r zfs scripts ${BUILD_DIR}/
 	touch $@
 
 ${MODULES}.prepared: $(addsuffix .prepared,${MODULE_DIRS})
@@ -112,4 +96,4 @@ ${MODULES}.prepared: $(addsuffix .prepared,${MODULE_DIRS})
 clean:
 	rm -rf *~ build *.prepared ${KERNEL_CFG_ORG}
 	rm -f *.deb *.ddeb *.changes *.buildinfo release.txt artifacts.txt
-	rm -f debian/control debian/pve-edge-*.postinst debian/pve-edge-*.prerm debian/pve-edge-*.postrm debian/rules.d/env.mk
+	rm -f debian/control debian/pve-edge-*.postinst debian/pve-edge-*.prerm debian/pve-edge-*.postrm

debian/rules

@@ -1,19 +1,16 @@
 #!/usr/bin/make -f
 # -*- makefile -*-
 include /usr/share/dpkg/default.mk
-include debian/rules.d/env.mk
+
-include debian/rules.d/${DEB_BUILD_ARCH}.mk
+# Common variables for all architectures
+include debian/rules.d/common.mk
+
+# Pull in some arch specific stuff
+include debian/rules.d/arch/${DEB_BUILD_ARCH}.mk
 
 BUILD_DIR ?= ${CURDIR}
-CHANGELOG_DATE:=$(shell dpkg-parsechangelog -SDate)
+KERNEL_SRC := linux
-
+ZFS_SRC := zfs
-PVE_KERNEL_PKG=pve-kernel-${KVNAME}
-PVE_HEADER_PKG=pve-headers-${KVNAME}
-PVE_USR_HEADER_PKG=pve-kernel-libc-dev
-LINUX_TOOLS_PKG=linux-tools-${KERNEL_MAJMIN}
-
-# If no custom compiler is specified, use the default
-PVE_BUILD_CC ?= ${CC}
 
 %:
 	dh $@ --with quilt
@@ -30,7 +27,9 @@ debian/control: $(wildcard debian/*.in)
 	sed -e 's/@KVNAME@/${KVNAME}/g' -e 's/@KVMAJMIN@/${KERNEL_MAJMIN}/g' < debian/templates/control.in > debian/control
 
 debian/SOURCE:
-	echo "git clone git@github.com:fabianishere/pve-kernel-edge.git\\ngit checkout $(shell git rev-parse HEAD)" > $@
+	echo "git clone git@github.com:fabianishere/pve-edge-kernel.git \
+		  git checkout ${PKG_GIT_VERSION} \
+		  git submodule update --init --depth=1" > $@
 
 override_dh_quilt_patch:
 	cd linux; \
@@ -76,7 +75,11 @@ ${KERNEL_SRC}/.config:
 	touch $@
 
 .compile_mark: .config_mark
-	${MAKE} -C ${KERNEL_SRC} CC=${PVE_BUILD_CC} KCFLAGS="${PVE_BUILD_CFLAGS}" KBUILD_BUILD_VERSION_TIMESTAMP="${KVNAME} ${PVE_BUILD_TYPE} (${CHANGELOG_DATE})"
+	${MAKE} -C ${KERNEL_SRC} \
+ 		CC=${PVE_BUILD_CC} \
+ 		KCFLAGS="${PVE_BUILD_CFLAGS}" \
+ 		EXTRAVERSION="${EXTRAVERSION}" \
+ 		KBUILD_BUILD_VERSION_TIMESTAMP="${KVNAME} ${PVE_BUILD_PROFILE} (${PKG_DATE})"
 	touch $@
 
 .install_mark: .compile_mark .modules_compile_mark
@@ -160,20 +163,20 @@ ${KERNEL_SRC}/.config:
 		mv $(OUT_DIR)/include/arch $(OUT_DIR)/include/$(DEB_HOST_MULTIARCH)/
 	touch $@
 
-.modules_compile_mark: ${MODULES}/zfs.ko
+.modules_compile_mark: modules/zfs.ko
 	touch $@
 
 modules/zfs.ko: .compile_mark
-	dh_autoreconf -D zfs
+	dh_autoreconf -D ${ZFS_SRC}
-	dh_auto_configure -D zfs -- --with-config=kernel --with-linux=$(realpath linux) --with-linux-obj=$(realpath linux)
+	dh_auto_configure -D ${ZFS_SRC} -- --with-config=kernel --with-linux=$(realpath ${KERNEL_SRC}) --with-linux-obj=$(realpath ${KERNEL_SRC})
-	dh_auto_build -D zfs
+	dh_auto_build -D ${ZFS_SRC}
 	mkdir -p modules
-	cp zfs/module/avl/zavl.ko modules/
+	cp ${ZFS_SRC}/module/avl/zavl.ko modules/
-	cp zfs/module/nvpair/znvpair.ko modules/
+	cp ${ZFS_SRC}/module/nvpair/znvpair.ko modules/
-	cp zfs/module/unicode/zunicode.ko modules/
+	cp ${ZFS_SRC}/module/unicode/zunicode.ko modules/
-	cp zfs/module/zcommon/zcommon.ko modules/
+	cp ${ZFS_SRC}/module/zcommon/zcommon.ko modules/
-	cp zfs/module/icp/icp.ko modules/
+	cp ${ZFS_SRC}/module/icp/icp.ko modules/
-	cp zfs/module/zfs/zfs.ko modules/
+	cp ${ZFS_SRC}/module/zfs/zfs.ko modules/
-	cp zfs/module/lua/zlua.ko modules/
+	cp ${ZFS_SRC}/module/lua/zlua.ko modules/
-	cp zfs/module/spl/spl.ko modules/
+	cp ${ZFS_SRC}/module/spl/spl.ko modules/
-	cp zfs/module/zstd/zzstd.ko modules/
+	cp ${ZFS_SRC}/module/zstd/zzstd.ko modules/

debian/rules.d/common.mk

@@ -0,0 +1,37 @@
+## Kernel information
+KERNEL_MAJMIN=$(shell ./scripts/version.sh -n)
+KERNEL_VER=$(shell ./scripts/version.sh -L)
+
+# Increment KERNEL_RELEASE if the ABI changes (abicheck target in debian/rules)
+KERNEL_RELEASE=1
+
+## Debian package information
+PKG_RELEASE=$(shell ./scripts/version.sh -r)
+PKG_DATE:=$(shell dpkg-parsechangelog -SDate)
+PKG_GIT_VERSION:=$(shell git rev-parse HEAD)
+
+## Build flavor
+# Default to PVE flavor
+PKG_BUILD_FLAVOR ?= edge
+ifneq (${PKG_BUILD_FLAVOR},edge)
+	_ := $(info Using custom build flavor: ${PKG_BUILD_FLAVOR})
+endif
+
+## Build profile
+# Default to generic march optimizations
+PKG_BUILD_PROFILE ?= generic
+ifneq (${PKG_BUILD_PROFILE},generic)
+	_ := $(info Using custom build profile: ${PKG_BUILD_PROFILE})
+endif
+
+# Build settings
+PVE_BUILD_CC ?= ${CC}
+
+### Debian package names
+EXTRAVERSION=-${KERNEL_RELEASE}-${PKG_BUILD_FLAVOR}
+KVNAME=${KERNEL_VER}${EXTRAVERSION}
+
+PVE_KERNEL_PKG=pve-kernel-${KVNAME}
+PVE_HEADER_PKG=pve-headers-${KVNAME}
+PVE_USR_HEADER_PKG=pve-kernel-libc-dev
+LINUX_TOOLS_PKG=linux-tools-${KERNEL_MAJMIN}