Now I understood, LTIB is giving me an older u-boot version - 1.1.6 and not 2011.12. Will try to update it...
Érico V. Porto On Fri, Jan 20, 2012 at 8:38 AM, Anatolij Gustschin <ag...@denx.de> wrote: > Hi, > > On Fri, 20 Jan 2012 08:07:41 -0200 > Érico Porto <ericoporto2...@gmail.com> wrote: > > > Hello, > > > > I want to stop autoboot and use mtest to check if my ram is alright, but > > 0x07FD2C00 forward freezes, and 0x00000902 also freezes, mtest, when > using > > it. My ramsize is 0x08000000. > > > > Does u-boot uses any parts of ram by itself, I mean, is there any known > > spots where I can't test because it would crash my system? > > U-Boot relocates itself into RAM. You can check the address using > 'bdinfo' command (look at 'relocaddr' in the output). There are > also some data structures in RAM (global data, board info, stack, > malloc area) and also exception vectors. Where it is located in > RAM depends on your architecture and board configuration options. > You can try to define DEBUG in the arch board.c file to get more > info. Board config file should define CONFIG_SYS_MEMTEST_START and > CONFIG_SYS_MEMTEST_END to prevent crashing when mtest is invoked. > > HTH, > Anatolij >
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