Hi, On 9 March 2016 at 05:55, Marek Vasut <ma...@denx.de> wrote: > > On 03/09/2016 01:21 PM, Hans de Goede wrote: > > Hi, > > > > On 09-03-16 12:28, Marek Vasut wrote: > >> On 03/09/2016 12:22 PM, Rajat Srivastava wrote: > >>> This patch adds a new 'usb regress' command, that can be used to > >>> regress test a USB device. It performs the following operations: > >>> > >>> 1. starts the USB device > >>> 2. performs read/write operations > >>> 3. stops the USB device > >>> 4. verifies the contents of read/write operations > >>> > >>> Sample Output: > >>> => usb regress 81000000 82000000 32m > >>> regressing USB.. > >>> starting USB... > >>> USB0: Register 200017f NbrPorts 2 > >>> Starting the controller > >>> USB XHCI 1.00 > >>> scanning bus 0 for devices... 2 USB Device(s) found > >>> scanning usb for storage devices... 1 Storage Device(s) found > >>> USB write: device 0 block # 0, count 65536 ... 65536 blocks write: OK > >>> USB read: device 0 block # 0, count 65536 ... 65536 blocks read: OK > >>> stopping USB.. > >>> verifying data on addresses 0x81000000 and 0x82000000 > >>> Total of 65536 word(s) were the same > >>> > >>> Signed-off-by: Rajat Srivastava <rajat.srivast...@nxp.com> > >>> Signed-off-by: Rajesh Bhagat <rajesh.bha...@nxp.com> > >> > >> > >> Does it do anything which cannot be achieved on the command line itself > >> using "usb reset" "usb write" "usb read" "cmp" commands ? > > > > This seems to be about a reading / writing a usb-disk / usb-storage device. > > That's what usb read / usb write commands are for, reading raw data from > USB disk :-) > > > I believe this can certainly be achieved with the existing disk io > > commands, > > and moreover this seems quite dangerous (overwriting the partition table on > > the device), so I think requiring the user to do this explicitly indeed > > seems better. > > Yeah > > > Regards, > > > > Hans
We do have an 'sf test' command. I think it is useful, particularly if it measures speed as well. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot