{"id":453,"date":"2012-06-27T23:50:03","date_gmt":"2012-06-27T21:50:03","guid":{"rendered":"http:\/\/blog.the-leviathan.ch\/?p=453"},"modified":"2012-06-28T00:03:45","modified_gmt":"2012-06-27T22:03:45","slug":"chainloading-u-boot","status":"publish","type":"post","link":"https:\/\/blog.the-leviathan.ch\/?p=453","title":{"rendered":"Chainloading U-Boot"},"content":{"rendered":"<p>As some of you maybe have learned, the last few weeks I was busy with my examina.<br \/>\nBeyond this, I sometimes relaxed my brain a little bit by tinkering around on my ASUS transformer prime.<br \/>\nAs you certainly know, the ASUS transformer prime uses a TEGRA3 with the fuses burned into using an AES 128-Bit crypto engine, which forces one to use only bootloaders encrypted by ASUS.<br \/>\nMy solution would have been to chainload U-Boot instead of a linux kernel and then using this U-Boot in order to allow multi boot and easier debugging and DeviceTree-Support and so on.<br \/>\nUnfortunately, this turns out to be quite unpracticable as the following mail dialog has destroyed my dreams of an easy solution:<br \/>\n<a href=\"http:\/\/www.mail-archive.com\/u-boot@lists.denx.de\/msg86389.html\"> http:\/\/www.mail-archive.com\/u-boot@lists.denx.de\/msg86389.html<\/a><\/p>\n<p>And here the final destroying FAQ which bombs us back to square one:<br \/>\n<a href=\"http:\/\/www.denx.de\/wiki\/view\/DULG\/CanUBootBeConfiguredSuchThatItCanBeStartedInRAM\"> http:\/\/www.denx.de\/wiki\/view\/DULG\/CanUBootBeConfiguredSuchThatItCanBeStartedInRAM<\/a><\/p>\n<p>Maybe I should send the TF201 to China, ask them to unsolder the TEGRA3 and replace it by another non-fused TEGRA3&#8230;<br \/>\nSome black market guys will certainly be that kind and will do this&#8230; &gt;.&gt;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As some of you maybe have learned, the last few weeks I was busy with my examina. Beyond this, I sometimes relaxed my brain a little bit by tinkering around on my ASUS transformer prime. As you certainly know, the ASUS transformer prime uses a TEGRA3 with the fuses burned into using an AES 128-Bit &hellip; <a href=\"https:\/\/blog.the-leviathan.ch\/?p=453\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Chainloading U-Boot<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,6],"tags":[],"class_list":["post-453","post","type-post","status-publish","format-standard","hentry","category-daily","category-tech"],"_links":{"self":[{"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=\/wp\/v2\/posts\/453","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=453"}],"version-history":[{"count":5,"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=\/wp\/v2\/posts\/453\/revisions"}],"predecessor-version":[{"id":461,"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=\/wp\/v2\/posts\/453\/revisions\/461"}],"wp:attachment":[{"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.the-leviathan.ch\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}