Dear Tom, I wrote:
> Agreed. Let me rephrase the warning, then: it is always a good idea > to minimize the number of writes to the environment, especially when > done automagically. One should at least avoid to re-write it on every > boot, especially when storage is some (flash based) storage device > with a limited number of erase/write cycles. And even on other stoage > each write access includes the risk of errors. And of course access to the environment in inherently much slower than a register write. This may not matter in many cases, but when optimizing boot time it may be important, too. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de Some people march to the beat of a different drummer. And some people tango! _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
