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| author | Haiying Wang <Haiying.Wang@nxp.com> | 2017-04-11 14:11:25 (GMT) |
|---|---|---|
| committer | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-07-14 10:09:10 (GMT) |
| commit | ad8b9740a53990da8059c1f67ff241ec609a97a8 (patch) | |
| tree | e9b4ba6453918f2eaaaab7585ba390edfca766e4 /arch/arm64 | |
| parent | c2e767d70e2ae1d20e14d0e14d8d4a42bc39fb99 (diff) | |
| download | linux-ad8b9740a53990da8059c1f67ff241ec609a97a8.tar.xz | |
arm64: add ioremap for normal cacheable non-shareable memory
Signed-off-by: Haiying Wang <Haiying.Wang@nxp.com>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/include/asm/io.h | 2 | ||||
| -rw-r--r-- | arch/arm64/include/asm/pgtable-prot.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h index 0bba427..36c1fbf 100644 --- a/arch/arm64/include/asm/io.h +++ b/arch/arm64/include/asm/io.h @@ -171,6 +171,8 @@ extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size); #define ioremap_nocache(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE)) #define ioremap_wc(addr, size) __ioremap((addr), (size), __pgprot(PROT_NORMAL_NC)) #define ioremap_wt(addr, size) __ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE)) +#define ioremap_cache_ns(addr, size) __ioremap((addr), (size), \ + __pgprot(PROT_NORMAL_NS)) #define iounmap __iounmap /* diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index 2142c77..cdf8b25 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -42,6 +42,7 @@ #define PROT_NORMAL_NC (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL_NC)) #define PROT_NORMAL_WT (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL_WT)) #define PROT_NORMAL (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL)) +#define PROT_NORMAL_NS (PTE_TYPE_PAGE | PTE_AF | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL)) #define PROT_SECT_DEVICE_nGnRE (PROT_SECT_DEFAULT | PMD_SECT_PXN | PMD_SECT_UXN | PMD_ATTRINDX(MT_DEVICE_nGnRE)) #define PROT_SECT_NORMAL (PROT_SECT_DEFAULT | PMD_SECT_PXN | PMD_SECT_UXN | PMD_ATTRINDX(MT_NORMAL)) |