diff options
| -rw-r--r-- | README | 49 |
1 files changed, 32 insertions, 17 deletions
@@ -6,32 +6,47 @@ files in the docs/ directory. To use: -- Edit the udev.h file and replace the following variables with values - that make sense for your system: - #define UDEV_ROOT "/udev/" - #define MKNOD "/bin/mknod" - The only value most people will have to change is the UDEV_ROOT - variable, as I doubt you really want device nodes to be created in my - home directory :) +- You must be running a 2.6 version of the Linux kernel. -- Run make to build the project. +- Make sure sysfs is mounted. udev will figure out where sysfs is mounted, but + the traditional place for it is at /sys. You can mount it by hand by running: + mount -t sysfs none /sys -- Make sure sysfs is mounted. +- Make sure you have the latest version of the linux-hotplug scripts. They are + available at linux-hotplug.sf.net or from your local kernel.org mirror at: + kernel.org/pub/linux/utils/kernel/hotplug/ + They are required in order for udev to work properly. -- Point /proc/sys/kernel/hotplug at the location of the udev binary that - is created. Then plug some block devices in, or other types of - devices that create dev files in sysfs. An easy way to do this, - without any hardware is to use the scsi_debug module to create virtual - scsi devices. + If for some reason you do not install the hotplug scripts, you must tell the + kernel to point the hotplug binary at wherever you install udev at. This can + be done by: + echo "/sbin/udev" > /proc/sys/kernel/hotplug -- Watch as the nodes get created and removed. +- Build the project: + make +- Install the project: + make install -Yes this is a really rough first cut, I know. It's mostly a proof of -concept that this can actually work. See the TODO file for a list of + This will put the udev binary in /sbin, create the /udev and /etc/udev + directories, and place the udev configuration files in /etc/udev. You + will probably want to edit the namedev.* files to create custom naming + rules. More info on how the config files are set up are contained in + comments in the files, and is located in the documentation. + +- Add and remove devices from the system and marvel as nodes are created + and removed in /udev/ based on the device types. + +- If you later get sick of it, uninstall it: + make uninstall + + +Things are still quite rough, and it's a bit beyond proof of concept +code. Help is very much appreciated, see the TODO file for a list of things left to be done. Any comment/questions/concerns please let me know. greg k-h greg@kroah.com + |