Hi! Am Samstag, den 07.03.2009, 19:19 -0500 schrieb Andy Walls: > On Sat, 2009-03-07 at 19:06 -0500, Andy Walls wrote: > > On Sat, 2009-03-07 at 18:26 -0500, Devin Heitmueller wrote: > > > On Sat, Mar 7, 2009 at 5:45 PM, Douglas Schilling Landgraf > > > <dougsl...@gmail.com> wrote: > > > > Hi Mauro, > > > > > > > > Please pull from: http://linuxtv.org/hg/~dougsland/v4l-dvb for the > > > > following: > > > > > > > > - v4l2-apps/util: Add rewrite_eeprom tool > > > > Modules this script is known to work with: > > > > em28xx and saa7134 > > > > > > > > Thanks, > > > > Douglas > > > > --
> > > > > > Wow, this script really scares the crap out of me. > > > > Actually it appears to be a meta-script. It builds a script of i2c-set > > commands to reload an eeprom. You then have an opportunity to review > > the script to reload the EEPROM and then run it. > > > > You first have to load the gun, then pull the trigger an shoot yourself > > in the foot. :) > > > > > > > Is this something > > > we *really* need? > > > > No. IMO, factory provisionsing is the purview of the manufacturer. > > Does someone actually have evidence of the Windows drivers reloading the > > eeproms on these devices if it is, in fact, true that: > > > > "the eeprom may be erased, due to a bug on a *few eeprom* chipsets that > > sometimes considers i2c messages to other devices as being for it" > > > > > > But I don't have trashed eeprom sitting in front of me, and I don't have > > to build 256 i2cset commands by hand. :) > > Another solution, that may be more complicated for the developer, but > simpler for the end user, is a module parameter to select a compiled in > "eeprom" image if the user knows what device he has, but the EEPROM is > trashed. > > A similar option would be to use the kernel firmware loading facility to > load in an "eeprom firmware image" for various devices to use in the > driver, if the eeprom is trashed. > > Neither of those would write the new eeprom data, and hence neither > would help the dual-boot Linux/Windows user. > > Regards, > Andy > Just receiving this one. Yes, that is the major problem in worst case. Cheers, Hermann -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
