forked from Minki/linux
Blackfin: make sure MPU CPLB for first 1k is marked as valid
This way we properly catch and kill applications that jump to a NULL ptr. Signed-off-by: Robin Getz <robin.getz@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
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@ -64,7 +64,7 @@ void __init generate_cplb_tables_cpu(unsigned int cpu)
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dcplb_tbl[cpu][i_d++].data = SDRAM_OOPS | PAGE_SIZE_1KB;
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icplb_tbl[cpu][i_i].addr = 0;
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icplb_tbl[cpu][i_i++].data = i_cache | CPLB_USER_RD | PAGE_SIZE_1KB;
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icplb_tbl[cpu][i_i++].data = CPLB_VALID | i_cache | CPLB_USER_RD | PAGE_SIZE_1KB;
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/* Cover kernel memory with 4M pages. */
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addr = 0;
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