target/linux/layerscape/patches-5.4/301-arch-0010-arm64-add-stage-2-cache-able-non-shareable-page-type.patch

   1 From 73b06aca47caafdce7bff2c7b27a070d5a8d8172 Mon Sep 17 00:00:00 2001
   2 From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
   3 Date: Tue, 5 Dec 2017 15:24:05 +0200
   4 Subject: [PATCH] arm64: add stage-2 cache-able non-shareable page type
   5
   6 Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
   7 ---
   8  arch/arm64/include/asm/pgtable-prot.h | 1 +
   9  1 file changed, 1 insertion(+)
  10
  11 --- a/arch/arm64/include/asm/pgtable-prot.h
  12 +++ b/arch/arm64/include/asm/pgtable-prot.h
  13 @@ -78,6 +78,7 @@
  14         })
  15
  16  #define PAGE_S2                        __pgprot(_PROT_DEFAULT | PAGE_S2_MEMATTR(NORMAL) | PTE_S2_RDONLY | PAGE_S2_XN)
  17 +#define PAGE_S2_NS             __pgprot(PAGE_S2_MEMATTR(NORMAL) | PTE_S2_RDWR | PTE_TYPE_PAGE | PTE_AF)
  18  #define PAGE_S2_DEVICE         __pgprot(_PROT_DEFAULT | PAGE_S2_MEMATTR(DEVICE_nGnRE) | PTE_S2_RDONLY | PTE_S2_XN)
  19
  20  #define PAGE_NONE              __pgprot(((_PAGE_DEFAULT) & ~PTE_VALID) | PTE_PROT_NONE | PTE_RDONLY | PTE_NG | PTE_PXN | PTE_UXN)