diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/efi.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/include/linux/efi.h b/include/linux/efi.h index 8b84916dc671..7a9498ab3c2d 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h | |||
@@ -618,18 +618,30 @@ extern int __init efi_setup_pcdp_console(char *); | |||
618 | #endif | 618 | #endif |
619 | 619 | ||
620 | /* | 620 | /* |
621 | * We play games with efi_enabled so that the compiler will, if possible, remove | 621 | * We play games with efi_enabled so that the compiler will, if |
622 | * EFI-related code altogether. | 622 | * possible, remove EFI-related code altogether. |
623 | */ | 623 | */ |
624 | #define EFI_BOOT 0 /* Were we booted from EFI? */ | ||
625 | #define EFI_SYSTEM_TABLES 1 /* Can we use EFI system tables? */ | ||
626 | #define EFI_CONFIG_TABLES 2 /* Can we use EFI config tables? */ | ||
627 | #define EFI_RUNTIME_SERVICES 3 /* Can we use runtime services? */ | ||
628 | #define EFI_MEMMAP 4 /* Can we use EFI memory map? */ | ||
629 | #define EFI_64BIT 5 /* Is the firmware 64-bit? */ | ||
630 | |||
624 | #ifdef CONFIG_EFI | 631 | #ifdef CONFIG_EFI |
625 | # ifdef CONFIG_X86 | 632 | # ifdef CONFIG_X86 |
626 | extern int efi_enabled; | 633 | extern int efi_enabled(int facility); |
627 | extern bool efi_64bit; | ||
628 | # else | 634 | # else |
629 | # define efi_enabled 1 | 635 | static inline int efi_enabled(int facility) |
636 | { | ||
637 | return 1; | ||
638 | } | ||
630 | # endif | 639 | # endif |
631 | #else | 640 | #else |
632 | # define efi_enabled 0 | 641 | static inline int efi_enabled(int facility) |
642 | { | ||
643 | return 0; | ||
644 | } | ||
633 | #endif | 645 | #endif |
634 | 646 | ||
635 | /* | 647 | /* |