Dear Nick Thompson, In message <[email protected]> you wrote: > Improve read performance from Large Page NAND devices. > > This patch produces a ~31% improvement in oob_first read speed (on a > 300MHz ARM9). The time for a mid-buffer 2k page read is now 293us, > 6.99MB/s (was 385us, 5.31MB/s). oob_first is probably the best case > improvement. > > Signed-off-by: Nick Thompson <[email protected]>
I tested this on mpc5121ads (sector size 128 KiB) and sequoia (sector size 16 KiB). The patch applied not cleanly against "master" (but was easy to fix). However, I did not notice any changes to the speed for a "nand read" at all. Is this not the right flash types, or not thr right type of test? 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: [email protected] The Gates in my computer are AND, OR and NOT; they are not Bill. _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
