From 186efd5275bbe7ffb73d939c1ce5690682668200 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 26 Jul 2005 19:51:26 +0100 Subject: [PATCH] [PATCH] ARM SMP: Mark device mappings as "device" in ARMv6 parlance ARMv6 introduces memory types into the page tables. Mark devices mappings with the "shared device" memory type. Signed-off-by: Russell King --- arch/arm/mm/mm-armv.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/mm/mm-armv.c b/arch/arm/mm/mm-armv.c index b19f00e99a2..e33fe4229d0 100644 --- a/arch/arm/mm/mm-armv.c +++ b/arch/arm/mm/mm-armv.c @@ -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]; -- 2.41.0