Hello Wolfgang, Wolfgang Denk wrote: > Dear Heiko Schocher, > > In message <4ccfafe4.3000...@denx.de> you wrote: >> - preloader copies first page of nand (nand_spl code) to >> 0xbb000000 (some cpu internal mem) and jumps to this address >> - nand_spl does lowlevelinit, relocate itself to TEXT_BASE (nand_spl code) > > Why is this relocation needed? I understand that this 0xbb000000
Thats the question to solve ... don;t know, why nand_spl code on arm (and other architectures?) do this ... I try to have a look to find out, if we can run the nand_spl code complete from this address, and immedietaly copy u-boot from nand to ram ... > address is determined by the given hardware ans as such always fix? Yep. >> But as codesize changes (and with it relocation address) this >> is not a perfect solution. > > Indeed. CONFIG_SYS_NAND_U_BOOT_SIZE should be dropped, and the avtual > value should be derived from the actual U-Boot image building > process. Yep. bye, Heiko -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
