Hi Wolfgang, On Sat, Nov 3, 2012 at 7:54 AM, Wolfgang Denk <w...@denx.de> wrote: > Dear Simon Glass, > > In message <1351813330-23741-7-git-send-email-...@chromium.org> you wrote: >> Some boards want to report more than just memory size. For example, it >> might be useful to display the memory type (DDR2, DDR3) or manufacturer. >> >> Add a weak function to support this requirement. >> >> Any example of the DRAM: output is below, just for illustration: >> >> U-Boot 2011.12-02470-gd64a0f8-dirty (Sep 14 2012 - 10:46:39) for SMDK5250 >> >> CPU: S5PC520 @ 1700MHz >> I2C: ready >> DRAM: 2 GiB Samsung DDR3 @ 800MHz >> MMC: S5P MSHC0: 0, S5P MSHC1: 1 >> Using default environment > > NAK. > > Such information does not belong into the standard boot messages. > These should containonly the necessary information to see that U-Boot > is coming up correctly and give indication where it might be hanging > if it does. > > All other information should be printed by commands that may be called > by users who are actually interested in such information. You may > even add such commands to your "preboot" settings, but please make > sure that users not interested in such stuff can change this and get > only minimal output (as may be needed for minimal boot times).
A key reason for not coming up correctly is the memory being configured incorrectly - e.g. timings or type incorrect. I will see if I can add a command for this. Regards, Simon > > 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 > If a person (a) is poorly, (b) receives treatment intended to make > him better, and (c) gets better, then no power of reasoning known to > medical science can convince him that it may not have been the > treatment that restored his health. > - Sir Peter Medawar, The Art of the Soluble _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
