Dear =?utf-8?B?546L5Z+55YW7ICA=?=, In message <131396.27983...@web92206.mail.cnh.yahoo.com> you wrote: > > u-boot-1.3.4,which was ported to my board S3C44B0.
U-Boot 1.3.4 is more than a year old - we had 5 official releases since. Please consider U-Boot 1.3.4 unsupporeted and upodate to recent code (U-Boot v2009.08). > now what I got from serial: > ---------------------------------------------------- > U-boot-1.3.4 > DRAM:8M > FLASH:2M > ---------------------------------------------------- > after tracing functions by using "printf" command,I found the problem was > "devlist=NULL". > then I went deep,found the function "NewHandle" ,whitch is related to Create > empty List. > It returned "NULL" ,and the problem is command "calloc". You misunderstand. "calloc" is not the problem, but just the victim. > any help is appreciated. Most probably your RAM initalization is broken, and U-Boot crashes when staring to run from RAM. 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 Q: How many DEC repairman does it take to fix a flat ? A: Five; four to hold the car up and one to swap tires. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot