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Diffstat (limited to 'include/linux/efi.h')
-rw-r--r--include/linux/efi.h62
1 files changed, 46 insertions, 16 deletions
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 5f8f176154f7..11ce6784a196 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -39,6 +39,8 @@
typedef unsigned long efi_status_t;
typedef u8 efi_bool_t;
typedef u16 efi_char16_t; /* UNICODE character */
+typedef u64 efi_physical_addr_t;
+typedef void *efi_handle_t;
typedef struct {
@@ -96,6 +98,7 @@ typedef struct {
#define EFI_MEMORY_DESCRIPTOR_VERSION 1
#define EFI_PAGE_SHIFT 12
+#define EFI_PAGE_SIZE (1UL << EFI_PAGE_SHIFT)
typedef struct {
u32 type;
@@ -157,11 +160,13 @@ typedef struct {
efi_table_hdr_t hdr;
void *raise_tpl;
void *restore_tpl;
- void *allocate_pages;
- void *free_pages;
- void *get_memory_map;
- void *allocate_pool;
- void *free_pool;
+ efi_status_t (*allocate_pages)(int, int, unsigned long,
+ efi_physical_addr_t *);
+ efi_status_t (*free_pages)(efi_physical_addr_t, unsigned long);
+ efi_status_t (*get_memory_map)(unsigned long *, void *, unsigned long *,
+ unsigned long *, u32 *);
+ efi_status_t (*allocate_pool)(int, unsigned long, void **);
+ efi_status_t (*free_pool)(void *);
void *create_event;
void *set_timer;
void *wait_for_event;
@@ -171,7 +176,7 @@ typedef struct {
void *install_protocol_interface;
void *reinstall_protocol_interface;
void *uninstall_protocol_interface;
- void *handle_protocol;
+ efi_status_t (*handle_protocol)(efi_handle_t, efi_guid_t *, void **);
void *__reserved;
void *register_protocol_notify;
void *locate_handle;
@@ -181,7 +186,7 @@ typedef struct {
void *start_image;
void *exit;
void *unload_image;
- void *exit_boot_services;
+ efi_status_t (*exit_boot_services)(efi_handle_t, unsigned long);
void *get_next_monotonic_count;
void *stall;
void *set_watchdog_timer;
@@ -404,6 +409,12 @@ typedef struct {
unsigned long table;
} efi_config_table_t;
+typedef struct {
+ efi_guid_t guid;
+ const char *name;
+ unsigned long *ptr;
+} efi_config_table_type_t;
+
#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))
@@ -488,10 +499,6 @@ typedef struct {
unsigned long unload;
} efi_loaded_image_t;
-typedef struct {
- u64 revision;
- void *open_volume;
-} efi_file_io_interface_t;
typedef struct {
u64 size;
@@ -504,20 +511,30 @@ typedef struct {
efi_char16_t filename[1];
} efi_file_info_t;
-typedef struct {
+typedef struct _efi_file_handle {
u64 revision;
- void *open;
- void *close;
+ efi_status_t (*open)(struct _efi_file_handle *,
+ struct _efi_file_handle **,
+ efi_char16_t *, u64, u64);
+ efi_status_t (*close)(struct _efi_file_handle *);
void *delete;
- void *read;
+ efi_status_t (*read)(struct _efi_file_handle *, unsigned long *,
+ void *);
void *write;
void *get_position;
void *set_position;
- void *get_info;
+ efi_status_t (*get_info)(struct _efi_file_handle *, efi_guid_t *,
+ unsigned long *, void *);
void *set_info;
void *flush;
} efi_file_handle_t;
+typedef struct _efi_file_io_interface {
+ u64 revision;
+ int (*open_volume)(struct _efi_file_io_interface *,
+ efi_file_handle_t **);
+} efi_file_io_interface_t;
+
#define EFI_FILE_MODE_READ 0x0000000000000001
#define EFI_FILE_MODE_WRITE 0x0000000000000002
#define EFI_FILE_MODE_CREATE 0x8000000000000000
@@ -552,6 +569,7 @@ 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
@@ -587,6 +605,7 @@ static inline efi_status_t efi_query_variable_store(u32 attributes, unsigned lon
}
#endif
extern void __iomem *efi_lookup_mapped_addr(u64 phys_addr);
+extern int efi_config_init(efi_config_table_type_t *arch_tables);
extern u64 efi_get_iobase (void);
extern u32 efi_mem_type (unsigned long phys_addr);
extern u64 efi_mem_attributes (unsigned long phys_addr);
@@ -782,6 +801,15 @@ struct efivar_entry {
struct efi_variable var;
struct list_head list;
struct kobject kobj;
+ bool scanning;
+ bool deleting;
+};
+
+
+struct efi_simple_text_output_protocol {
+ void *reset;
+ efi_status_t (*output_string)(void *, void *);
+ void *test_string;
};
extern struct list_head efivar_sysfs_list;
@@ -840,6 +868,8 @@ void efivar_run_worker(void);
#if defined(CONFIG_EFI_VARS) || defined(CONFIG_EFI_VARS_MODULE)
int efivars_sysfs_init(void);
+#define EFIVARS_DATA_SIZE_MAX 1024
+
#endif /* CONFIG_EFI_VARS */
#endif /* _LINUX_EFI_H */