Hi Hans, On 4 February 2015 at 01:47, Hans de Goede <hdego...@redhat.com> wrote: > Hi, > > On 04-02-15 05:18, Simon Glass wrote: >> >> (What does FEL stand for?) >> >> This is an attempt to make sunxi's FEL code fit with the normal U-Boot >> boot sequence instead of creating its own. >> >> Most of the FEL special-case code is removed, although I may have gone too >> far with my changes to generate a u-boot-sunxi-with-spl.bin file even when >> FEL is enabled. This may not be possible since the MMC stack makes SPL >> too large for FEL anyway, although it may be possible for other boot >> mediums. >> >> This series is available at u-boot-dm, branch sunxi-working. > > > Thanks for working on this, I like the direction where this is heading, > if Albert is ok with the start.S changes this would be an excellent way > to fix FEL mode for v2015.04.
OK great! > > WRT you going to far when also building a u-boot-sunxi-with-spl.bin when > FEL is enabled, your right, AFAIK that binary will not work when written > to sdcard because FEL mode has a CONFIG_SPL_TEXT_BASE of 0x2000 where > as non FEL has CONFIG_SPL_TEXT_BASE set to 0x0020. > > But we've discussed in the past to use 0x2000 everywhere, this would mean > moving the stack pointer to 0x2000 instead of 0x8000, and then making > the normal SPL fit between 0x2000 - 0x8000. > > All you need to change then AFAIK is tools/mksunxiboot.c so that the jump > instruction which is the first 32 bit word of the header it generates jumps > to 0x2000 rather then 0x0020, and then we may be able to have a unified > build which does both FEL and regular SPL for sdcard boot. Interesting, I wondered about that. I see your other series too so this could all fit quite nicely. I'll focus on getting this series through with Albert's help. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
