[U-Boot] Problem with Porting U-boot on 8308
Wolfgang Denk
wd at denx.de
Thu May 12 07:29:27 CEST 2011
Dear Sharath Kurudi,
In message <BANLkTi=U57=pm8sOmRMHgONTBA9VQEOung at mail.gmail.com> you wrote:
>
> I am new to Uboot, I am trying to port Uboot on 8308, on single steeping
> the uboot gets stuck at _start_of_vectors_ Machine check exception. Could
Please read the documentation what a machine check is and why it
happens.
> anyone please explain what STD_EXCEPTION mean in start.S code and why it
> happens ?
STD_EXCEPTION is a macro that is used to instatiate the code for the
standard exception handlers.
> # Step timeout detected
> The address 0xfff00220 corresponds to Machine check exception in System.map
> of u-boot code.
Did you try reading the BDI FAQs? IIRC there are some referring to
debugging of exception handlers.
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: wd at denx.de
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