[U-Boot] Please help for Data TLB Error in MPC8544

Liu Dave-R63238 DaveLiu at freescale.com
Mon May 25 07:38:40 CEST 2009


> >EELADR - 0XF4010000, it is INIT_RAM address, why the 
> transaction with 
> >address(0xF4010000) go to system bus?
> >It should keep in the cache due to cache lock, never out to 
> system bus.
> 
> I don't know why... and it just happened.... shall I allocate 
> a entry of tlb for it?? or cover it in some space ?

Not need.
 
> A quick question is, there is a FPGA(actel pixis) in 
> mpc8544ds board, and it seems related with system clock ??? 
> There is no such FPGA in my board, is it the problem??

It is possible to be problem.

> Shall I remove the pixis related code from board.h and 
> board.c and try to configure system clock by myself ?? Still 
> confusing.....

Yes, remove the pixis related code. Configure the sys clk directly.

Thanks, Dave


More information about the U-Boot mailing list