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[PATCH] ARM SMP: Mark device mappings as "device" in ARMv6 parlance

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ARMv6 introduces memory types into the page tables.  Mark devices
mappings with the "shared device" memory type.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2005-07-26 19:51:26 +01:00 committed by Russell King
parent 6d9b37a3a8
commit 186efd5275
1 changed files with 3 additions and 0 deletions
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3
arch/arm/mm/mm-armv.c
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@ -425,6 +425,9 @@ static void __init build_mem_type_table(void)
mem_types[MT_ROM].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
mem_types[MT_MINICLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
mem_types[MT_CACHECLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
mem_types[MT_DEVICE].prot_pte |= L_PTE_BUFFERABLE;
mem_types[MT_DEVICE].prot_sect |= PMD_SECT_BUFFERED;
}
cp = &cache_policies[cachepolicy];