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Diffstat (limited to 'arch')
-rw-r--r--arch/x86/include/asm/efi.h5
-rw-r--r--arch/x86/kernel/efi.c2
-rw-r--r--arch/x86/kernel/efi_64.c6
3 files changed, 9 insertions, 4 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index edc90f23e70..8406ed7f992 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -33,7 +33,7 @@ extern unsigned long asmlinkage efi_call_phys(void *, ...);
#define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \
efi_call_virt(f, a1, a2, a3, a4, a5, a6)
-#define efi_ioremap(addr, size) ioremap_cache(addr, size)
+#define efi_ioremap(addr, size, type) ioremap_cache(addr, size)
#else /* !CONFIG_X86_32 */
@@ -84,7 +84,8 @@ extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3,
efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \
(u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6))
-extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size);
+extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size,
+ u32 type);
#endif /* CONFIG_X86_32 */
diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c
index 96f7ac0bbf0..19ccf6d0dcc 100644
--- a/arch/x86/kernel/efi.c
+++ b/arch/x86/kernel/efi.c
@@ -512,7 +512,7 @@ void __init efi_enter_virtual_mode(void)
&& end_pfn <= max_pfn_mapped))
va = __va(md->phys_addr);
else
- va = efi_ioremap(md->phys_addr, size);
+ va = efi_ioremap(md->phys_addr, size, md->type);
md->virt_addr = (u64) (unsigned long) va;
diff --git a/arch/x86/kernel/efi_64.c b/arch/x86/kernel/efi_64.c
index 22c3b7828c5..ac0621a7ac3 100644
--- a/arch/x86/kernel/efi_64.c
+++ b/arch/x86/kernel/efi_64.c
@@ -98,10 +98,14 @@ void __init efi_call_phys_epilog(void)
early_runtime_code_mapping_set_exec(0);
}
-void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size)
+void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size,
+ u32 type)
{
unsigned long last_map_pfn;
+ if (type == EFI_MEMORY_MAPPED_IO)
+ return ioremap(phys_addr, size);
+
last_map_pfn = init_memory_mapping(phys_addr, phys_addr + size);
if ((last_map_pfn << PAGE_SHIFT) < phys_addr + size)
return NULL;