On Friday 27 January 2012 03:59:41 Sergey Lapin wrote: > On Thu, Jan 26, 2012 at 05:39:13PM +0100, Pali Rohár wrote: > > On Thursday 26 January 2012 11:25:59 Sergey Lapin wrote: > > > On Wed, Jan 25, 2012 at 11:00:34PM +0100, Marek Vasut wrote: > > > > What do you mean, you don't need xloader, u-boot SPL can replace it. > > > > > > Yes and no. No, becaue you nor I have no Nokia's signing key(s) to sign > > > SPL binary for OMAP's secure boot ROM. IIRC N950/N9 is even more strict > > > regarding that, am I right? > > > > You are right, we cannot sign SPL binary for N900 because we do not have > > key. Signing key has only somebody in Nokia (or in TI). I do not have > > N950/N9 so I do not know anything about new devices. > > Probably autobuilder does have a key, but the question is if key is > different for each device or not.
There are more (about 80) HW revisions of Nokia N900. And only 5 different X- Loader images (which are part of public Nokia N900 firmware). So max. 5 different keys for all N900 devices. (or maybe in one X-Loader image are more signatures?) > > > > > I know. So ... ? Basically you can use the TI flashes too since it all > > > > goes > > > > through the bootrom, right? > > > > > > Butrom requires signed binary. > > > > Yes and format of signed binary is not published by TI (there are only > > some RE info about Motorola Omap devices). > > Well, format is somewhat documented in public TI specifications, > but that won't help anyway becase of OMAP's little OTP memory... > If you find can you write link for that specification? -- Pali Rohár pali.ro...@gmail.com
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