[patch] genkernel-3.4.15 suspend patch

genkernel-3.4.15-suspend.patch (text/plain), 3.89 KB, created by Aleksey Kunitskiy on 2011-04-30 14:15:51 UTC

--- a/gen_cmdline.sh
+++ b/gen_cmdline.sh
@@ -78,6 +78,7 @@
   echo "	--evms			Include EVMS support"
   echo "				--> 'emerge evms' in the host operating system"
   echo "				first"
+  echo "	--suspend		Include Suspend2 support"
   echo "	--lvm			Include LVM support"
   echo "	--mdadm			Include MDADM/MDMON support"
   echo "	--mdadm-config=<file>	Use file as mdadm.conf in initramfs"
@@ -234,6 +235,10 @@
 			echo
 			print_warning 1 "Please use --evms, as --evms2 is deprecated."
 			;;
+		--suspend)
+			CMD_SUSPEND=1
+			print_info 2 "CMD_SUSPEND: ${CMD_SUSPEND}"
+			;;
 		--lvm)
 			CMD_LVM=1
 			print_info 2 "CMD_LVM: ${CMD_LVM}"

--- a/gen_determineargs.sh
+++ b/gen_determineargs.sh
@@ -107,6 +107,7 @@
  	set_config_with_override 1 SYMLINK              CMD_SYMLINK
 	set_config_with_override 2 INSTALL_MOD_PATH     CMD_INSTALL_MOD_PATH
 	set_config_with_override 1 OLDCONFIG            CMD_OLDCONFIG
+	set_config_with_override 1 SUSPEND              CMD_SUSPEND
 	set_config_with_override 1 LVM                  CMD_LVM
 	set_config_with_override 1 EVMS                 CMD_EVMS
 	set_config_with_override 1 DMRAID               CMD_DMRAID

--- a/gen_initramfs.sh
+++ b/gen_initramfs.sh
@@ -117,24 +117,24 @@
 	rm -rf "${TEMP}/initramfs-unionfs-fuse-temp" > /dev/null
 }
 
-#append_suspend(){
-#	if [ -d "${TEMP}/initramfs-suspend-temp" ];
-#	then
-#		rm -r "${TEMP}/initramfs-suspend-temp/"
-#	fi
-#	print_info 1 'SUSPEND: Adding support (compiling binaries)...'
-#	compile_suspend
-#	mkdir -p "${TEMP}/initramfs-suspend-temp/"
-#	/bin/tar -jxpf "${SUSPEND_BINCACHE}" -C "${TEMP}/initramfs-suspend-temp" ||
-#		gen_die "Could not extract suspend binary cache!"
-#	mkdir -p "${TEMP}/initramfs-suspend-temp/etc"
-#	cp -f /etc/suspend.conf "${TEMP}/initramfs-suspend-temp/etc" ||
-#		gen_die 'Could not copy /etc/suspend.conf'
-#	cd "${TEMP}/initramfs-suspend-temp/"
-#	find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
-#			|| gen_die "compressing suspend cpio"
-#	rm -r "${TEMP}/initramfs-suspend-temp/"
-#}
+append_suspend(){
+	if [ -d "${TEMP}/initramfs-suspend-temp" ];
+	then
+		rm -r "${TEMP}/initramfs-suspend-temp/"
+	fi
+	print_info 1 '            Copying /etc/suspend.conf...'
+	mkdir -p "${TEMP}/initramfs-suspend-temp/etc"
+	cp -f /etc/suspend.conf "${TEMP}/initramfs-suspend-temp/etc" ||
+		gen_die 'Could not copy /etc/suspend.conf'
+	mkdir "${TEMP}/initramfs-suspend-temp/bin"
+	print_info 1 '            Copying /usr/lib/suspend/resume...'
+	cp -f /usr/lib/suspend/resume "${TEMP}/initramfs-suspend-temp/bin" ||
+		gen_die 'Could not copy /usr/lib/suspend/resume'
+	cd "${TEMP}/initramfs-suspend-temp/"
+	find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
+			|| gen_die "compressing suspend cpio"
+	rm -r "${TEMP}/initramfs-suspend-temp/"
+}
 
 append_multipath(){
 	if [ -d "${TEMP}/initramfs-multipath-temp" ]
@@ -674,6 +674,7 @@
 	append_data 'auxilary' "${BUSYBOX}"
 	append_data 'busybox' "${BUSYBOX}"
 	append_data 'lvm' "${LVM}"
+	append_data 'suspend' "${SUSPEND}"
 	append_data 'dmraid' "${DMRAID}"
 	append_data 'iscsi' "${ISCSI}"
 	append_data 'evms' "${EVMS}"

--- a/defaults/initrd.scripts
+++ b/defaults/initrd.scripts
@@ -1020,7 +1020,17 @@
 swsusp_resume() {
 	# determine swap resume partition
 	local device=$(ls -lL "${REAL_RESUME}" | sed 's/\  */ /g' | cut -d \  -f 5-6 | sed 's/,\ */:/')
-	[ -f /sys/power/resume ] && echo "${device}" > /sys/power/resume
+	if [ -f /sys/power/resume ]; then
+		which resume > /dev/null 2>&1 || return
+		local args
+		local features="$(resume --version | grep FEATURES)"
+		[ -n "${REAL_RESUME}" ] && args="${args} --resume_device=\"${REAL_RESUME}\""
+		if ! grep suspend_noui /proc/cmdline > /dev/null 2>&1; then
+			echo "${features}" | grep "fbsplash" > /dev/null && grep "splash=" /proc/cmdline > /dev/null && args="${args} --parameter=\"splash=y\""
+		fi
+		[ -c /dev/snapshot ] || mknod /dev/snapshot c 10 231
+		eval resume ${args} -f /etc/suspend.conf
+	fi
 }
 
 tuxonice_resume() {