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authormbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-05-10 08:35:48 +0000
committermbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-05-10 08:35:48 +0000
commit7ab4d88438816cada428a75854b6591029006945 (patch)
tree32937324ae761d2abd5cba3762295fa2f36f7fac
parent7a5c6744213c2db8419b4ce5f8c76afce3501479 (diff)
change handling of target/linux/generic-2.x/files to match other targets (#1648)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7158 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--include/kernel-defaults.mk5
-rwxr-xr-xtarget/linux/generic-2.6/base-files/init93
2 files changed, 95 insertions, 3 deletions
diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index c2becb901..b9231a9be 100644
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -29,6 +29,7 @@ KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
define Kernel/Prepare/Default
bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS)
+ if [ -d $(GENERIC_PLATFORM_DIR)/files ]; then $(CP) $(GENERIC_PLATFORM_DIR)/files/* $(LINUX_DIR)/; fi
if [ -d $(GENERIC_PLATFORM_DIR)/patches ]; then $(PATCH) $(LINUX_DIR) $(GENERIC_PLATFORM_DIR)/patches; fi
if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi
if [ -d ./patches ]; then $(PATCH) $(LINUX_DIR) ./patches; fi
@@ -67,14 +68,12 @@ ifeq ($(KERNEL),2.6)
echo 'CONFIG_INITRAMFS_SOURCE="../../root"' >> $(LINUX_DIR)/.config
echo 'CONFIG_INITRAMFS_ROOT_UID=0' >> $(LINUX_DIR)/.config
echo 'CONFIG_INITRAMFS_ROOT_GID=0' >> $(LINUX_DIR)/.config
- mkdir -p $(BUILD_DIR)/root/etc/init.d
- $(CP) $(GENERIC_PLATFORM_DIR)/files/init $(BUILD_DIR)/root/
endef
else
define Kernel/SetInitramfs
mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old
grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config
- rm -f $(BUILD_DIR)/root/init $(BUILD_DIR)/root/etc/init.d/S00initramfs
+ rm -f $(BUILD_DIR)/root/init
echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config
endef
endif
diff --git a/target/linux/generic-2.6/base-files/init b/target/linux/generic-2.6/base-files/init
new file mode 100755
index 000000000..9f595c0f9
--- /dev/null
+++ b/target/linux/generic-2.6/base-files/init
@@ -0,0 +1,93 @@
+#!/bin/sh
+# Copyright (C) 2006 OpenWrt.org
+
+export PATH=/bin:/sbin:/usr/bin:/usr/sbin
+mount none /proc -t proc
+
+if grep devfs /proc/filesystems > /dev/null; then
+ mount none /dev -t devfs
+else
+ mount -t sysfs none /sys
+ mount -t tmpfs tmpfs /dev -o size=512K
+ mknod /dev/console c 5 1
+ mkdir /dev/pts
+ mkdir /dev/shm
+ /sbin/hotplug2 --no-persistent --coldplug --max_children 1
+fi
+
+mount none /dev/pts -t devpts
+
+# the root mount point can come from the kernel command line
+# or it can be overridden in the preinit.arch file
+[ -f /etc/preinit.arch ] && . /etc/preinit.arch
+
+# if we have no root parameter, just go to running from ramfs
+[ -z $rootfs ] && {
+ export NOMOUNT="No Root"
+ exec /sbin/init
+}
+
+#if we have a failsafe boot selected, dont bother
+#trying to find or wait for a root mount point
+[ -z "$FAILSAFE" ] || {
+ exec /bin/busybox init
+}
+
+# Load the modules we have in initramfs, this should
+# make the media accessible, but, it may take some time
+. /etc/functions.sh
+load_modules /etc/modules /etc/modules.d/*
+
+#wait 10 seconds for the disc to show up
+#usb stick typically takes 4 to 6 seconds
+#till it's readable
+#it's quite possible the disc never shows up
+#if we netbooted this kernel
+COUNTER=0
+while [ $COUNTER -lt 10 ]; do
+ sleep 1
+ [ -e $rootfs ] && let COUNTER=10;
+ let COUNTER=COUNTER+1
+done
+[ -e $rootfs ] || {
+ export FAILSAFE="NoDisc"
+ exec /bin/busybox init
+}
+
+# now we'll try mount it, again with a timeout
+# This will fail if the inserted stick is formatted
+# in a manner we dont understand
+COUNTER=0
+while [ $COUNTER -lt 10 ]; do
+ sleep 1
+ mount $rootfs /mnt
+ [ $? -eq "0" ] && let COUNTER=100;
+ let COUNTER=COUNTER+1
+done
+[ $? -ne "0" ] && {
+ export FAILSAFE="MountFail"
+ exec /bin/busybox init
+}
+
+#It mounted, lets look for a postinit file, again, give it time
+#I've seen this take 6 seconds to actually complete
+COUNTER=0
+while [ $COUNTER -lt 10 ]; do
+ sleep 1
+ [ -e /mnt/etc/banner ] && let COUNTER=10;
+ let COUNTER=COUNTER+1
+done
+[ -e /mnt/etc/banner ] || {
+ export FAILSAFE="No Openwrt FS"
+ exec /bin/busybox init
+}
+
+unset rootfs
+
+mount -o move /proc /mnt/proc
+mount -o move /dev /mnt/dev
+mount -o move /dev/pts /mnt/dev/pts
+mount -o move /tmp /mnt/tmp
+mount -o move /sys /mnt/sys
+mount none /tmp -t tmpfs
+exec switch_root -c /dev/console /mnt /sbin/init