[PATCH 2/8] or1k: Fix exception stack frame

Stefan Wallentowitz stefan.wallentowitz@tum.de
Sun May 17 15:04:00 GMT 2015

We do not need a red zone here, as we do not operate on the current
stack, but always use the clear exception stack. Also reserve two
extra words for the context to store EPCR and ESR.

    * or1k/crt0.S: Fix exception stack frame
    * or1k/exception-asm.S: ditto

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