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CortexA8 Booting Problem

Note: This was originally posted on 26th April 2010 at http://forums.arm.com

Hi,

I'm working on cortexA8 bootup. when i enabled the Cache in CP15 Control Register, the processor hangs. when i see the eis log it struck after this instruction.

Can you please tell me what could be went wrong. How to make sure that my CortexA8 processor generated properly.

Thanks,
Noorulla

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Kedar Kulkarni over 12 years ago

Note: This was originally posted on 10th May 2010 at http://forums.arm.com

If boot is hung after MMU/Cache enable then it has to be PA issue... this is common wit MMU...
Try following two

a. Disable MMU/Cache
b. Read LR and PC- This will help to see flow of boot..

Kedar
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Kedar Kulkarni over 12 years ago

Note: This was originally posted on 10th May 2010 at http://forums.arm.com

If boot is hung after MMU/Cache enable then it has to be PA issue... this is common wit MMU...
Try following two

a. Disable MMU/Cache
b. Read LR and PC- This will help to see flow of boot..

Kedar
Cancel
Vote up 0 Vote down

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