> On Sunday, October 05, 2014 at 08:40:26 PM, Maxime Hadjinlian wrote: > > Hi Thomas, all, > > > > On Sun, Oct 5, 2014 at 7:43 PM, <thomas.lan...@lantiq.com> wrote: > > > Hello Maxime, > > > > > > can you explain the usecase? > > > I think, only the erase is executed per sector, all other commands are > > > working fine with a byte oriented length. > > > > I need to write a file that is downloaded through TFTP. So I can get > > the filesize through the variable of the same name, but if it's not > > rounded, the write command may fail. > > I can save the filesize in another variable, but at next boot, when I > > need to read this file, I can't read the file, since I only know it's > > size in byte, I need to be able to round it again. > > I wonder, do all SPI flashes need to do sector-aligned writes ?
All the serial flashes I have seen so far do support reading and writing with any length, independent from the erase size. Otherwise the current implementation of env_sf.c would also not work. > > Best regards, > Marek Vasut Best regards, Thomas _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
