On Sun, Apr 29, 2012 at 11:32:27PM +0200, Wolfgang Denk wrote: > Dear Gabriel Huau, > > In message <1335734845-27396-1-git-send-email-cont...@huau-gabriel.fr> you > wrote: > > > > >> +/* > > >> + * When booting from NAND, it is impossible to access the lowest > > >> addresses > > >> + * due to the SteppingStone being in the way. Luckily the NOR doesn't > > >> really > > >> + * care about the highest 16 bits of address, so we set the controlers > > >> + * registers to go and poke over there, instead. > > >> + */ > > >> +#define PHYS_FLASH_1 0x0 > > >> +#define CONFIG_SYS_FLASH_BASE 0x0 > > > > > >Urghh... this sounds very much like a serious design issue? > > > > About this point, I ported it from the old version uboot as well. It may > > need > > some investigation, but I remember it was a big problem with this board. In > > the > > case of a NAND boot, we don't have access to NOR because the SteppingStone > > (SRAM) is mapped at the same range. > > Should this not only affect the SPL part of the code, while you could > use normal mappings for the real U-Boot. > > Umm... but I don't even see any reference to SPL files here. Is this > current code supposed to support NAND booting? and if so, why doesn;t > it use SPL? >
Nope, laters. Currently, the code is only supporting boot from NOR. Should I remove these defines ? > Best regards, > > Wolfgang Denk > > -- > DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel > HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany > Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de > Genitiv ins Wasser, weil's Dativ ist! _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
