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efi: x86: make efi_lookup_mapped_addr() a common function

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efi_lookup_mapped_addr() is a handy utility for other platforms than
x86. Move it from arch/x86 to drivers/firmware. Add memmap pointer
to global efi structure, and initialise it on x86.

Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
This commit is contained in:
Leif Lindholm
2013-09-05 11:34:55 +01:00
committed by Matt Fleming
parent 272686bf46
commit 258f6fd738
3 changed files with 35 additions and 28 deletions
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include/linux/efi.h
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@@ -558,6 +558,7 @@ extern struct efi {
efi_get_next_high_mono_count_t *get_next_high_mono_count;
efi_reset_system_t *reset_system;
efi_set_virtual_address_map_t *set_virtual_address_map;
struct efi_memory_map *memmap;
} efi;
static inline int