diff options
| -rw-r--r-- | arch/x86/include/asm/efi.h | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/setup.c | 6 | ||||
| -rw-r--r-- | arch/x86/platform/efi/efi.c | 14 | ||||
| -rw-r--r-- | include/linux/efi.h | 18 |
4 files changed, 24 insertions, 16 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index 60c89f30c727..7a76dc284166 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h @@ -94,7 +94,7 @@ extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size, #endif /* CONFIG_X86_32 */ extern int add_efi_memmap; -extern unsigned long x86_efi_facility; +extern struct efi_scratch efi_scratch; extern void efi_set_executable(efi_memory_desc_t *md, bool executable); extern int efi_memblock_x86_reserve_range(void); extern void efi_call_phys_prelog(void); diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 56f7fcfe7fa2..483da1bb8ffc 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -911,11 +911,11 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_EFI if (!strncmp((char *)&boot_params.efi_info.efi_loader_signature, "EL32", 4)) { - set_bit(EFI_BOOT, &x86_efi_facility); + set_bit(EFI_BOOT, &efi.flags); } else if (!strncmp((char *)&boot_params.efi_info.efi_loader_signature, "EL64", 4)) { - set_bit(EFI_BOOT, &x86_efi_facility); - set_bit(EFI_64BIT, &x86_efi_facility); + set_bit(EFI_BOOT, &efi.flags); + set_bit(EFI_64BIT, &efi.flags); } if (efi_enabled(EFI_BOOT)) diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index d8c565943e80..3104db146882 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -65,8 +65,6 @@ struct efi_memory_map memmap; static struct efi efi_phys __initdata; static efi_system_table_t efi_systab __initdata; -unsigned long x86_efi_facility; - static __initdata efi_config_table_type_t arch_tables[] = { #ifdef CONFIG_X86_UV {UV_SYSTEM_TABLE_GUID, "UVsystab", &efi.uv_systab}, @@ -83,6 +81,8 @@ int efi_enabled(int facility) } EXPORT_SYMBOL(efi_enabled); +u64 efi_setup; /* efi setup_data physical address */ + static bool __initdata disable_runtime = false; static int __init setup_noefi(char *arg) { @@ -450,7 +450,7 @@ void __init efi_reserve_boot_services(void) void __init efi_unmap_memmap(void) { - clear_bit(EFI_MEMMAP, &x86_efi_facility); + clear_bit(EFI_MEMMAP, &efi.flags); if (memmap.map) { early_iounmap(memmap.map, memmap.nr_map * memmap.desc_size); memmap.map = NULL; @@ -647,7 +647,7 @@ void __init efi_init(void) if (efi_systab_init(efi_phys.systab)) return; - set_bit(EFI_SYSTEM_TABLES, &x86_efi_facility); + set_bit(EFI_SYSTEM_TABLES, &efi.flags); /* * Show what we know for posterity @@ -668,7 +668,7 @@ void __init efi_init(void) if (efi_config_init(arch_tables)) return; - set_bit(EFI_CONFIG_TABLES, &x86_efi_facility); + set_bit(EFI_CONFIG_TABLES, &efi.flags); /* * Note: We currently don't support runtime services on an EFI @@ -680,13 +680,13 @@ void __init efi_init(void) else { if (disable_runtime || efi_runtime_init()) return; - set_bit(EFI_RUNTIME_SERVICES, &x86_efi_facility); + set_bit(EFI_RUNTIME_SERVICES, &efi.flags); } if (efi_memmap_init()) return; - set_bit(EFI_MEMMAP, &x86_efi_facility); + set_bit(EFI_MEMMAP, &efi.flags); #ifdef CONFIG_X86_32 if (efi_is_native()) { diff --git a/include/linux/efi.h b/include/linux/efi.h index 9d223d3cce9d..9f2053e2c2fc 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -581,6 +581,7 @@ extern struct efi { efi_reset_system_t *reset_system; efi_set_virtual_address_map_t *set_virtual_address_map; struct efi_memory_map *memmap; + unsigned long flags; } efi; static inline int @@ -674,17 +675,24 @@ extern int __init efi_setup_pcdp_console(char *); #ifdef CONFIG_EFI # ifdef CONFIG_X86 -extern int efi_enabled(int facility); + +/* + * Test whether the above EFI_* bits are enabled. + */ +static inline bool efi_enabled(int feature) +{ + return test_bit(feature, &efi.flags) != 0; +} # else -static inline int efi_enabled(int facility) +static inline bool efi_enabled(int feature) { - return 1; + return true; } # endif #else -static inline int efi_enabled(int facility) +static inline bool efi_enabled(int feature) { - return 0; + return false; } #endif |