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| author | Oliver Neukum <oneukum@suse.com> | 2019-05-09 11:31:01 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-21 10:11:19 +0200 |
| commit | 53c7b63f797c96a30c21dd3b781fafaae096a12b (patch) | |
| tree | 426055fe5015000dc0d45250f949e3913274505b /Documentation/usb | |
| parent | d710734b06770814de2bfa2819420fb5df7f3a81 (diff) | |
| download | lwn-53c7b63f797c96a30c21dd3b781fafaae096a12b.tar.gz lwn-53c7b63f797c96a30c21dd3b781fafaae096a12b.zip | |
USB: rio500: update Documentation
Added the newly added limit and updated the text a bit
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/usb')
| -rw-r--r-- | Documentation/usb/rio.txt | 66 |
1 files changed, 13 insertions, 53 deletions
diff --git a/Documentation/usb/rio.txt b/Documentation/usb/rio.txt index ca9adcf56355..ea73475471db 100644 --- a/Documentation/usb/rio.txt +++ b/Documentation/usb/rio.txt @@ -76,70 +76,30 @@ Additional Information and userspace tools Requirements ============ -A host with a USB port. Ideally, either a UHCI (Intel) or OHCI -(Compaq and others) hardware port should work. +A host with a USB port running a Linux kernel with RIO 500 support enabled. -A Linux development kernel (2.3.x) with USB support enabled or a -backported version to linux-2.2.x. See http://www.linux-usb.org for -more information on accomplishing this. +The driver is a module called rio500, which should be automatically loaded +as you plug in your device. If that fails you can manually load it with -A Linux kernel with RIO 500 support enabled. + modprobe rio500 -'lspci' which is only needed to determine the type of USB hardware -available in your machine. - -Configuration - -Using `lspci -v`, determine the type of USB hardware available. - - If you see something like:: - - USB Controller: ...... - Flags: ..... - I/O ports at .... - - Then you have a UHCI based controller. - - If you see something like:: - - USB Controller: ..... - Flags: .... - Memory at ..... - - Then you have a OHCI based controller. - -Using `make menuconfig` or your preferred method for configuring the -kernel, select 'Support for USB', 'OHCI/UHCI' depending on your -hardware (determined from the steps above), 'USB Diamond Rio500 support', and -'Preliminary USB device filesystem'. Compile and install the modules -(you may need to execute `depmod -a` to update the module -dependencies). - -Add a device for the USB rio500:: +Udev should automatically create a device node as soon as plug in your device. +If that fails, you can manually add a device for the USB rio500:: mknod /dev/usb/rio500 c 180 64 -Set appropriate permissions for /dev/usb/rio500 (don't forget about -group and world permissions). Both read and write permissions are +In that case, set appropriate permissions for /dev/usb/rio500 (don't forget +about group and world permissions). Both read and write permissions are required for proper operation. -Load the appropriate modules (if compiled as modules): - - OHCI:: - - modprobe usbcore - modprobe usb-ohci - modprobe rio500 - - UHCI:: - - modprobe usbcore - modprobe usb-uhci (or uhci) - modprobe rio500 - That's it. The Rio500 Utils at: http://rio500.sourceforge.net should be able to access the rio500. +Limits +====== + +You can use only a single rio500 device at a time with your computer. + Bugs ==== |