On Monday 13 April 2009, SunNeo wrote: > I'm porting Linux-2.6.29 on PPC405Ex based board, it's very similar to AMCC > "Kilauea" evb. > > In my board, two 512MB DDRII memory is connected to 2 ranks of the 405Ex > CPU. This 1GB memory works well at U-Boot-2009.01, but when I boot > Linux-2.6.29, the kernel hangs somewhere.
Does it just hang "somewhere", or always at the same location? A random hangup could mean that you are having a memory problem (hardware, or wrong initialization). > What interesting is, if I > configured the system to use only 512MB memory at U-Boot, the Linux can > boot normally. Are you using DIMM's on your platform? Or soldered chips? Which memory initialization code are you using in U-Boot? And which autocalibration code? Did you do some intensive memory test? Best regards, Stefan _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
