Hi Sascha, Am Montag, den 15.03.2021, 09:04 +0100 schrieb Sascha Hauer: > Hi Denis, > > On Fri, Mar 12, 2021 at 02:39:40PM +0000, Denis Osterland-Heim wrote: > > Hi, > > > > It would be no problem to do it in a script. > > I did it as a fist prove of concept. > > My opinion is, that this hard coded implementation give stronger > > guarantee that this code is really executed. > > You could also create a C function which you call from your board code. good Idea > > > > > I would love to implement the HAB to check FIT signatures, > > but with MMU enabled it will not work AFAIK and code requiring MMU disabled is not welcome. > > Are you sure it doesn't work? What I know is that the jump table for the > HAB function is placed in the zero page which is set to faulting > normally when the MMU is enabled. If that's the only problem we could > solve that. I would like to give it a try. enable CONFIG_ARCH_HAS_ZERO_PAGE zero_page_access(); pvt->some_function(); zero_page_faulting(); right? Regards, Denis > > Sascha > > Diehl Connectivity Solutions GmbH Geschäftsführung: Horst Leonberger Sitz der Gesellschaft: Nürnberg - Registergericht: Amtsgericht Nürnberg: HRB 32315 ________________________________ Der Inhalt der vorstehenden E-Mail ist nicht rechtlich bindend. Diese E-Mail enthaelt vertrauliche und/oder rechtlich geschuetzte Informationen. Informieren Sie uns bitte, wenn Sie diese E-Mail faelschlicherweise erhalten haben. Bitte loeschen Sie in diesem Fall die Nachricht. Jede unerlaubte Form der Reproduktion, Bekanntgabe, Aenderung, Verteilung und/oder Publikation dieser E-Mail ist strengstens untersagt. - Informationen zum Datenschutz, insbesondere zu Ihren Rechten, erhalten Sie unter: https://www.diehl.com/group/de/transparenz-und-informationspflichten/ The contents of the above mentioned e-mail is not legally binding. This e-mail contains confidential and/or legally protected information. Please inform us if you have received this e-mail by mistake and delete it in such a case. Each unauthorized reproduction, disclosure, alteration, distribution and/or publication of this e-mail is strictly prohibited. - For general information on data protection and your respective rights please visit: https://www.diehl.com/group/en/transparency-and-information-obligations/ _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
