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From: rk1825 <rk1825@rediffmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Board Reset issue
Date: Tue, 31 Mar 2009 04:20:02 -0700 (PDT)	[thread overview]
Message-ID: <22803060.post@talk.nabble.com> (raw)
In-Reply-To: <D7CCA83BB0796C49BC0BB53B6AB120891E794E@zch01exm21.fsl.freescale.net>




Liu Dave wrote:
> 
>> I am using a custom board with MPC8313E processor. In u-boot 
>> prompt, when i
>> do TFTP of large size files, sometime it hangs completely 
>> and, sometimes it
>> says bus fault,  prints following message and resets the board.
>> 
>> /////////////////////////////////////////////////message
>> printed/////////////////////////////////////////////////
>> Bus Fault @ 0x00000900, fixup 0x00000000
>> Machine check in kernel mode.
>> Caused by (from msr): regs 07f85b48 Unknown values in msr
>> NIP: 00000900 XER: 20000000 LR: 07FC709C REGS: 07f85b48 TRAP: 
>> 0200 DAR:
>> 07F85F58
>> MSR: 00001000 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 00
>> 
>> GPR00: 00000000 07F85C38 00000080 FFFFFFFF 07FFCD80 07FEDB88 07FEDB88
>> 07FED124
>> GPR08: 07FEDB98 4E800020 07FEDBB0 0000000C 07F85B28 F54ADC0C 07FF0000
>> 09FA8000
>> GPR16: 7347FB13 00000000 00000000 00000000 00000000 00000000 00000000
>> 00000000
>> GPR24: 07F89ED8 00000000 07F85FBC 00000003 00000000 07F85F58 0FFF1390
>> 07FED054
>> Call backtrace:
>> 07FC70D4 07FC7274 07FC73F8 07FAE0E8 07FC4724 07FCBDDC 07FCB4D0
>> 07FCB6DC 07FBAAC4 07FCBDDC 07FCB4D0 07FCB62C 07FBA2B4 07FAC84C
>> 07FAB66C 00420400
>> machine check
>> Resetting the board.
>> //////////////////////////////////////////////////////////////
>> /////////////////////////////////////////////////
>> 
>> Please help me with what could be the reason for this ? 
> 
> Did you have one stable memory system?
> 
> What is the clock information? Such as core/csb/ddr data rate?
> What is the ACR value?
> 
> Thanks, Dave
> _______________________________________________
> U-Boot mailing list
> U-Boot at lists.denx.de
> http://lists.denx.de/mailman/listinfo/u-boot
> 
> 



DDR2 is used in our board with following clock configuration:-
Clock configuration:
  Coherent System Bus:  166 MHz
  Core:                 333 MHz
  Local Bus Controller: 166 MHz
  Local Bus:             41 MHz
  DDR:                  333 MHz
  SEC:                   55 MHz
  I2C1:                 166 MHz
  I2C2:                 166 MHz
  TSEC1:                166 MHz
  TSEC2:                166 MHz
  USB MPH:                0 MHz
  USB DR:                55 MHz
CPU: MPC8313E, Rev: 10 at 333.333 MHz
Board: S600 CPU BOARD
I2C:   ready
DRAM:  Initializing
   DDR RAM: 128 MB

ACR settings defined are as follows:- 
Arbiter pipeline depth (0-3)
Arbiter repeat count (0-7) 

Thanks
Rupesh
-- 
View this message in context: http://www.nabble.com/Board-Reset-issue-tp22802830p22803060.html
Sent from the Uboot - Users mailing list archive at Nabble.com.

      reply	other threads:[~2009-03-31 11:20 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-31 11:02 [U-Boot] Board Reset issue rk1825
2009-03-31 11:06 ` Liu Dave-R63238
2009-03-31 11:20   ` rk1825 [this message]

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