Hi York, On 31 March 2017 at 22:49, york sun <york....@nxp.com> wrote: > On 03/31/2017 09:21 PM, Simon Glass wrote: >> Hi York, >> >> On 23 March 2017 at 20:06, york sun <york....@nxp.com> wrote: >>> Simon, >>> >>> I made it work. A patch set will be sent later (much later) after I >>> clean up and finish the project on hand. >> >> OK, sounds good! >> >> IMO some of the motivation for falcon boot is U-Boot running slowly >> with the cache off :-) > > My target is to boot up Linux under 800ms. I have achieved that but with > minimum Linux drivers loaded. I don't have much time budge for U-Boot. > Falcon boot cuts U-Boot time down to ~400ms (including loading FIT > image). I have cache enabled after loading the trusted firmware (our > implementation) as soon as the DDR is ready.
Yes that is a pretty tight limit - sounds like you have things humming nicely! Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
